Conference Papers
[1] K.Y. Nikravesh, G.B.
Gharehpetian, “A New Method to Calculate the State Transition Matrix and
Other Functions of Matrices in Closed Form”, 9-th International Symposium of
IASTED on Modeling, Identification and Control, Feb.7-10, 1989,
[2] G.B. Gharehpetian, S.
M. Kouhsari “Decoupled AC-DC Load Flow”, 6-th International Power System
Conference, Nov. 1991,
[3] S.H. Hosseinian, G.B.
Gharehpetian, “Harmonic Studies of Aluminum Factories in Iranian Power
System”, 6-th Power System
Conference, Nov. 1991,
[4] G.B. Gharehpetian, P.
Jabedar Maralani, “Nontypical Loads Model in Load Flow Calculations”, 7-th International
Power System Conference, Nov. 1992,
[5] G.B. Gharehpetian, S.M.
Kouhsari, “Voltage Instability due to Operation of AC/DC Converters”,
7-th International Power System Conference, Nov. 1992,
[6] G.B. Gharehpethain, S.H. Hoeesinian, “Study of Overvoltages Due to Switching of Back to Back Capacitor Banks and Limiting of their Inrush Current”, 7-th International Power System Conference, Nov. 1992, Tehran, Iran ( in Persian)
[7] G.B. Gharehpetian, S.H.
Hosseinian, “Digital Computer Studies of Non Characteristic Harmonics of
AC/DC Converters”, International Aegean Conference on Electrical Machinery
and Power Electronics, May 1992,
[8] H. Mohseni, G.B.
Gharehpetian, B. Moshiri, “Transformer Winding Oscillations Considering Core
Nonlinearities”, 8-th International Power System Conference, Nov. 1993,
[9] G.B. Gharehpetian, “Die Detaillierte
Transformatorwicklungsmodellierung Durch Impedanz – und Spannungsuebertragungsfunktionsmessungen”,
Jahresbericht 1994 von IHT, RWTH Aachen, Germany
[10] G.B. Gharehpetian, “Neue Methode zur Modellierung
Einer Transformatorwicklung im MHz-Berich”, Jahresbericht 1995 von IHT,
RWTH Aachen, Germany
[11] G.B. Gharehpetian, H. Mohseni, M. Gehnen and K. Moeller, “Resonance Phenomena in Inhomogeneous Transformer Winding Due to Fast Transients”, 9-th International Symposium on High Voltage Engineering, ISH’95 28 Aug.-1 Sep. 1995, Paper No. 6756, Graz, Austria
[12] G.B. Gharehpetian, H.
Mohseni and K. Moeller, “HF Detailed Model of Transformer Winding Based on
Frequency Domain Measurements”, 11-th International Power System
Conference, Nov. 1997,
[13] G.B. Gharehpetian, “Modellierung von Transformatorwicklungen
zur Untersuchung Schnellveraenderlicher Transienter Vorgaenge”,
Jahresbericht 1996 von IHT, RWTH Aachen, Germany
[14] G.B. Gharehpetian, H.
Mohseni, “Transient Studies on Terminal and Internal Resonances of
Transformer Windings”, 10-th Int. Sym. on High Voltage Engineering,
ISH’9725-
[15] G.B. Gharehpetian, H.
Mohseni and K. Moeller, “Power Transformer Core Performance Under FT and VFT
Conditions”, 12-th International Power System Conference, 2-4 Nov. 1997,
[16] G.B. Gharehpetian, H.
Mohseni, “Eigenvalue Studies of Transformer Winding Detailed Model”,
29-th Iranian Mathematics Conference, 28-31 March, 1998,
[17] G. B. Gharehpetian, H. Mohseni, “Eigenvalue Calculation of Transformer Winding HF Model”, 6-th Iranian Conference on Electrical Engineering, 12-14 May, 1998, Tehran, Iran, ( in Persian)
[18] G.B. Gharehpetian, H.
Mohseni and K. Moeller, “Very Fast Transient Overvoltages Due to
Discontinuity of Transformer Windings”, International Conference on
Electrical Machines, ICEM’98,
[19] G.B. Gharehpetian, H.
Mohseni, “General Thermal Considerations for Transformer”, 13-th
International Power System Conference, 9-11 Nov. 1998,
[20] A. Der Mianasian, G.B. Gharehpetian, “Determination of Maximum Current Flow in Metro Power System based on Monte Carlo Stimulation Method”, 7-th Iranian Conference on Electrical Engineering, 17-19 May, 1999, Tehran, Iran (in Persian)
[21] G.B. Gharehpetian, H. Mohseni, “Comparison of Transformer Winding Losses in Very Fast Transient Conditions”, 7-th Iranian Conference on Electrical Engineering, 17-19 May, 1999, Tehran, Iran ( in Persian)
[22] H. Raihani, G.B.
Gharehpetian, “Turn to Turn Fault Modeling and its Effect on Frequency
Response of Interleaved and Inverted Double Disks”, 14-th International
Power System Conference, Nov. 1999,
[23] S. Sorooshian, A. Der Minassian, P. Ansarimehr, S.M. Batehi, G.B. Gharehpetian, “Review of Analysis Methods of Auxiliary Service System in Steam Power Plants and Energy Consumption Optimization Methods”, 14-th International Power System Conference, Nov. 1999, Tehran, Iran ( in Persian)
[24] G.B. Gharehpetian, M. Farmad, S. Raie, H. Mohseni, “Transmition Losses Reduction Using Phase Shifting Transformers in Power System of Tehran Regional Electric Company”, 14-th International Power System Conference, Nov. 1999, Tehran, Iran ( in Persian)
[25] M. Eftekharian, G.B.
Gharehpetian, “VFTO Studies of Transformer Winding with Different Winding
Parts”, 14-th International Power System Conference, Nov. 1999,
[26] M. Eftekharian, G.B.
Gharehpetian, “Relation Between Maximum Flux and Voltage Gradient in
Inverted and Interleaved Double Disks”, 8-th Iranian Conference on
Electrical Engineering, May. 18-20,
2000,
[27] F. Bozorgi, G.B. Gharehpetian, S.H. Hosseinian, “UPFC Modeling Considering Switching Effect of Valves, and Suggestion of a Method for Performance Improvement”, 8-th Iranian Conference on Electrical Engineering, May 18-20, 2000, Isfahan, Iran ( in Persian)
[28] R. Barati, S. Sorooshaian, G.B. Gharehpatian, “Induction Motors and Their Mechanical Loads Modeling in Optimal Power Flow Program for Energy Consumption Minimization in Auxiliary Service System and Industrial Distribution Networks”, 15-th International Power System Conference, Nov. 2000, Tehran, Iran ( in Persian)
[29] M. Ghafarpour, G.B.
Gharehpetian, “Voltage Magnification Studies of Auxiliary Service System of
NEKA Steam Power Plant”, 15-th International Power System Conference, Nov.
2000,
[30] M. Mazadi, G.B. Gharehpetian,
“Studies of Surge Voltage Transfer From HV to
[31] Y. Mohamadzadeh, G.B.
Gharehpetian, “A Method to Determine Probability Distribution Function of
Transformer Winding Overvoltages”, 15-th International Power System
Conference, Nov. 2000,
[32] K. Rahmani,
[33] A.A. Ghadimi, G.B.
Gharehpetian, “Conecting Remote Rural Networks Using HVDC-Light System”,
4-th Conference on Rural Areas and Energy, March 2001,
[34] R. Barati,
[35] S.H. Hosseini, S.M. Batae, G.B. Gharehpetian, “Transformer Winding for VFTO Studies Based on N-Phase Transmission Line Approach”, 9-th Iranian Conference on Electrical Engineering, May 2001, Tehran ( in Persian)
[36] R. Maktoobian, G.B.
Gharehpetian, B. Vahidi, “Design of Optimal Linear Limiters for Power System
Transient Overvoltage Protection”, 9-th Iranian Conference on Electrical
Engineering, May 2001,
[37] M. Lenz, K. Feser, G.B. Gharehpetian, “Detection and Localization of Short Circuit in Transformer Windings Based on Wavelet Analysis”, 12-th International Symposium on High Voltage Engineering, ISH 2001, 20-24 Aug. 2001, Paper No. 6-20 Bangalore, India
[38] H.S. Tabari, G.B. Gharehpetian, “Suggestion of a Proper Probability Distribution Function for Lightning”, 3-th Conference on Probability and Stochastic Process, 29-30 Aug. 2001 ( in Persian)
[39] G.B. Gharehpetian, H. Rastegar, M. Mohammadi, “Power System Stability Improvement Using Thyristor Controlled Interphase Power Controller”, 36-th Universities Power Engineering Conference, UPEC 2001, 12-14 Sep. 2001, Paper No. 439, Swansea, UK
[40] M. Mohammadi, G.B.
Gharehpetian, H. Rastegar, “Power Systems interconnection by Phase Shifting
Transformers”, 1-st Iranian Seminar on Transformers, Sep. 2001,
[41] S. Gorjani, S.H.
Hosseinian, G.B. Gharehpetian, “Transformer Inrush Current Detection Using
Wavelet Technique”, 16-th International Power System Conference,22-24 Oct.
2001,
[42] M. Mohammadi, G.B.
Gharehpetian, H. Rastegar, “Transient Stability Improvement Using TC-IPC”, 16-th International Power
System Conference, 22-24 Oct. 2001,
[43] A. Yazdani, G.B.
Gharehpetian, S.M. Kouhsari, “Application of Optimal Power Flow Idea for
Placement and Adjustment of Phase Shifting Transformers to Minimize
Transmission Losses”. 16-th International Power System Conference, 22-24
Oct. 2001,
[44] H. Raihani, G.B.
Gharehpetian, “A Method for Turn-to-Turn Fault Detection of Transformer
Windings Based on Frequency Domain Measurements”, 16-th International Power
System Conference, 22-24 Oct. 2001,
[45] G.B. Gharehpetian, “Transformer
Winding Modeling for VFTO Studies”, First Iranian Seminar and Exhibition on
Electricity, 27-29 Nov. 2001,
[46] P. Karimifard, G.B.
Gharehpetian, S. Ghamari, “Simulation of Train Movement Between Two
Stations”, 1-st Students Conference on Rail Transportation, 18. Dec. 2001,
[47] G.B. Gharehpetian, M. A. Sandidzadeh, P. Karimifard, S. Ghamari, “Chopper System Simulation of Series DC Traction Machine”, 1-st Students Conference on Rail Transportation, 18 Dec. 2001, Tehran, Iran (in Persian)
[48] P. Karimifard, M.S.
Ghazizadeh, G.B. Gharehpetian, “Voltage Profile Calculation in Electrical
[49] P. Karimifard, G.B.
Gharehpetian, M.S. Ghazizadeh, “Chaper Control System Simulation of Series
DC Traction Machine, Considering Deacceleration”, 1-st Students Conference
in Rail Transportation, 18. Dec. 2001,
[50] R. Noroozian, G.B. Gharehpetian, “Effect of SVC Operation on Overvoltages Caused by Inrush Current of AC/DC Converter Transformer”, 10-th Iranian Conference on Electrical Engineering, 14-16 May 2002, Tabriz, Iran ( in Persian)
[51] A. Farsi, H. Rastegar,
G.B. Gharehpetian, “Modeling and Simulation of Voltage Source Converter
Based Transmission Systems”, 10-th Iranian Conference on Electrical
Engineering, 14-16 May 2002.
[52] A.A. Ghadimi, M. Abedi, H. Rastegar, G.B. Gharehpetian, “UPFC Role in Performance Improvement of Industrial Networks Considering Motor Loads”, 10-th Iranian Conference on Electrical Engineering, 14-16 May 2002, Tabriz, Iran, (in Persian)
[53] M. Firoozian, G.B. Gharehpetian, “Comparison of Fourier and Wavelet Transform for Fault Localization in Transmission line”, 10-th Iranian Conference on Electrical Engineering, 14-16 May 2002, Tabriz, Iran ( in Persian)
[54] A. Farsi, H. Rastegar, G.B. Gharehpetian, “HVDC–Light System, A Economical Alternative in Distribution Systems”, 7-th Electric Power Distribution Conference, 18-20 May, 2002, Tehran, Iran ( in Persian)
[55] E. Sadeghian, S.R. Hosseini, G.B. Gharehpetian, “Review of Conventional Flow Control Methods of Electropumps and Fans in Iranian Power Plants and Suggestion of ASD Application for Energy Saving”, 3-rd Conference on Quality and Productivity in Power Industry, 17-19 June 2002 Tehran, Iran ( in Persian)
[56] A.H. Miragha, R. Barati, G.B. Gharehpetian, “Reduction of Energy Consumption in Auxiliary Service System of Steam Power Plans”, 2-ed IASTED Conference on Power and Energy Systems, EUROPES 2002, 25-28 June 2002, Crete, Greece
[57] A.H. Miragha, R. Barati, G.B. Gharehpetian, “Optiaml Tap Setting and VAr Compensation Effect on Energy Consumption of Auxiliary System of Steam Power Plants”, IEEE Region 10 Int. Conference on Computers, Communications, Control and Power Engineering, IEEE TENCON 2002, 28-31 Oct. 2002, Beijing, China, pp.1791-1796
[58] M. Hosseini, G.B.
Gharehpetian, A. Rezaei, ”Bus-duct and Transformer Inductance Effect on
Generator Overvoltages”, 17-th International Power System Conference, 28-30
Oct. 2002,
[59] S.H. Hosseini, G.B.
Gharehpetian, A. Farshchian, “Evaluation and Comparison between Different
Types of Electrical Auxiliary System of Steam Power Plants from the View Point
of Reliability”, 17-th International Power System Conference, 28-30 Oct.
2002,
[60] A. Kalantari G. B.
Gharehpetian, “Evaluation of Current Chopping and Reigniation Overvoltages
and their Transfer to
[61] M.H. Nazemi, G.B. Gharehpetion, H. Javadi, ”Effect of High Voltage Cable Characteristics on Damping of Transient Overvoltages due to lightning in Combination of Line, Cable and Transformer”, 17-th Power System Conference, 28-30 Oct. 2002, Tehran, Iran (in Persian)
[62]
S.H. Ghodsypour, G.B.Gharehpetian, V. Gohari Sadr, P. Karimifard, “Determination
of Thermal Power Plants Best Combination Using Integrated AHP and LP method”,
17-th International Power System Conference, 28-30 Oct. 2002,
[63]
A. Ajami,
[64]
R. Noroozian, M. Abedi, G.B. Gharehpetian, S.H. Fathi, “Simultanous Power
Quality Conditioning in Source and Load
Sides of Distribution Networks Using UPQC with Improved Control Algorithm”,
17-th International Power System Conference, 28-30 Oct. 2002,
[65]
M. Teimouri, H. Hosseini, G.B. Gharehpetian, ”New Rotating Transformation
for control of Active Power line Conditioner to Suppress Harmonics and load
Balancing”, 17-th International Power System Conference, 28-30 Oct. 2002,
[66]
M. Meshkin, G. B. Gharehpetion, M. Mohamadi, “Combination of MLP Neural
Networks and Wavelet Analysis for Fault Detection in HVDC System”, 17-th
International Power System Conference, 28-30 Oct. 2002,
[67]
A. Farsi, G.B. Gharehpetian, H. Rastegar, “Improving of VSC HVDC Operation
based on Multiplex Control”, 17-th International Power System Conference,
28-30 Oct. 2002,
[68]
H. Rasoldokht, G. B. Gharehpetian, S. H. Hosseini, “Effect of Cable on
Voltage Waveform of Inverter Fed Induction Motor”, 17-th International Power
System Conference, 28-30 Oct. 2002,
[69]
K. Kamyar, G.B. Gharehpetian, “Some Guidelines for Reduction of Transformer
Failures based on Statistical Data of
Tehran Regional Electric Company”, 17-th International Power System
Conference, 28-30 Oct. 2002,
[70] S. Porkar, B. Porkar, B. Vahidi, G.B. Gharehpetian, “Model Suggestion for Simulation of Arc in Air Blast and SF6 Circuit Breakers”, 10-th Iranian Conference on Electrical Engineering, 6-8 May 2003, Shiraz, Iran (in Persian)
[71] P. Karimi Fard, G.B. Gharehpetian, R. Noroozian, “Posibility of Typical STATCOM Installation in Iran South-East Network for Operation Condition Improvement”, 10-th Iranian Conference on Electrical Engineering, 6-8 May 2003, Shiraz, Iran (in Persian)
[72] A. Naderian Jahromi, G.B. Gharehpetian, H. Mohseni, “Life and Behavior Study of Solid Insulation of HVDC Cable”, 10-th Iranian Conference on Electrical Engineering, 6-8 May 2003, Shiraz, Iran (in Persian)
[73] K. Rahmani, G.B. Gharehpetian, M. Karrari, “Fuzzy Variable Structure Controller Design of HVDC Link to Improve Dynamic Stability of AC/DC Power System”, 10-th Iranian Conference on Electrical Engineering, 6-8 May 2003, Shiraz, Iran (in Persian)
[74] R. Noroozian, M. Abedi, G.B. Gharehpetian, S.H. Fathi, “Review of Active Power Filters and their Application Cases in Japan Distribution Networks”, 8-th Electric Power Distribution Conference, 20-21 May, 2003, Tehran, Iran ( in Persian)
[75] M.H Nazemi, G.B. Gharehpetian, M. Shafiee, A.R. Allami, “Transformation of Transformer Winding Detailed Model to its terminal Model”, 13-th International Symposium on High Voltage Engineering, ISH2003, 25-28 Aug 2003, Delft, Netherlands
[76]
B. Hashemi, S. Montasser-Kouhsari, G.B. Gharehpetian, “A New Approach for
Modeling of Multiterminal DC System in Load Flow Programs” IFAC Symposium
on Power Plants and Power Systems Control 2003,
[77]
A. Yazdani, G.B. Gharehpetian, S. Montasser-Kouhsari, “A New Approach for
Locating and Adjustment of Phase Shifters” IFAC Symposium on Power Plants
and Power Systems Control 2003,
[78] S.H. Hosseini, S.M.
Batae, G.B. Gharehpetian, “Modeling of IPC Reactors for VFTO Studies”,
First Seminar of IAEEE on Flexible AC Transmission Systems (FACTS), 9 Oct.
2003, Tehran, Iran (in Persian)
[79] S.M. Batae, G.B. Gharehpetian, M. Arefian “Series Connection of IGBTs for HVDC-light Application”, First Seminar of IAEEE on Flexible AC Transmission Systems (FACTS), 9 Oct. 2003, Tehran, Iran (in Persian)
[80] K. Kamyar, G.B. Gharehpetian, “Case Study of No.5 63kV/230kV Transformer of North Ray Substation and Suggestion of Some Guidelines for Reduction of Similar Failure”, 18-th International Power System Conference, 20-22 Oct. 2003, Tehran, Iran (in Persian)
[81] A. Rezai, H. Mohseni, G.B. Gharehpetian, “Instability of HVDC Systems because of Converter Transformer Saturation and Harmonics Interaction”, 18-th International Power System Conference, 20-22 Oct. 2003, Tehran, Iran (in Persian)
[82] A. Farsi, R. Noroozian, G.B. Gharehpetian, “VSC-HVDC System, A Solution for Power Quality Problems of Industrial Distribution Networks”, 18-th International Power System Conference, 20-22 Oct. 2003, Tehran, Iran (in Persian)
[83] G.B. Gharehpetian, M. Farmad, S. Raee, H. Mohseni, “Effect of Network Development on Phase Shifting Transformer Allocation in Iran Power System”, 18-th International Power System Conference, 20-22 Oct. 2003, Tehran, Iran (in Persian)
[84] R.Noroozian, M. Abedi, G.B. Gharehpetian, S.H. Fathi, “A New Control Approach of UPQC for General Power Quality Improvement”, 18-th International Power System Conference, 20-22 Oct. 2003, Tehran, Iran (in Persian)
[85] S.H. Hosseini, S.M. Batae, G.B. Gharehpetian, “Modeling of IPC Transformers for VFTO Studies”, 18-th International Power System Conference, 20-22 Oct. 2003, Tehran, Iran (in Persian)
[86] M.H. Nazemi, A.R. Allami, G.B. Gharehpetian, M.
Shafiee, “A New Approach for Derivation of Reduced Order Model from
Transformer Detailed Model ”, 18-th International Power System Conference,
20-22 Oct. 2003,
[87] R. Noroozian, G.B. Gharehpetian, S.H. Fathi, M.
Abedi, “Comparison of SCC and TCR, Harmonic Studies”, 9-th Electric
Power Distribution Conference, 28-29 April, 2004,
[88] M. Sadeghian, A. Afshar, G.B. Gharehpetian, S.O. Moosavi, “Ranking of 20kV Feeders in Saari Distribution System for Automation and Optimal Utilization Studies”, 9-th Electric Power Distribution Conference, 28-29 April, 2004, Zanjan, Iran (in Persian)
[89] M. Sadeghian, G.B. Gharehpetian, M. Shafee, S.O. Moosavi, “Saari Town Distribution System Automation and System Outage Time Energy Estimation”, 9-th Electric Power Distribution Conference, 28-29 April, 2004, Zanjan, Iran (in Persian)
[90] K. Rahmani, G.B. Gharehpetian, M. Karrari, “ 
Robust
Structure Controller Design to Improve Dynamic Stability of AC/DC Power System”,
12-th Iranian Conference on Electrical Engineering, 11-13 May 2004, Mashhad,
Iran (in Persian)
[91] N. Taghizadegan, G.B. Gharehpetian, “Transient
Over-voltages of Industrial Loads, Problems and Solutions”, 12-th Iranian
Conference on Electrical Engineering, 11-13 May 2004,
[92] S. Ghahghaezadeh, G.B. Gharehpetian, “AC and DC Arc Comparison based on Physical Models”, 12-th Iranian Conference on Electrical Engineering, 11-13 May 2004, Mashhad, Iran (in Persian)
[93] M. Sadeghian, J. Poshtan, R. Ghassemi, G.B. Gharehpetian, “Sensor-less On-line Parameter Estimation of Induction Motor Using Kalman Filter ”, 12-th Iranian Conference on Electrical Engineering, 11-13 May 2004, Mashhad, Iran (in Persian)
[94] A. Khoshoui, J. Moghani, G.B. Gharehpetian, “Modeling and Simulation of VSC-HVDC systems Using Switching Functions”, 12-th Iranian Conference on Electrical Engineering, 11-13 May 2004, Mashhad, Iran (in Persian)
[95] M. Sadeghian, M. Shafiee, G.B. Gharehpetian, M. Mardaneh and M. Hosseini, “Estimation of Transient Parameters of Transformer HV Winding Using Artificial Neural Networks”, 4-th WSEAS Int. Conference on Power Systems and Electromagnetic Compatibility, ICOPEMC2004, Izmir, Turkey, September 14-16, 2004
[96] M. Nafar M. Abedi G.B.Gharehpetian S.Taghipour B. Yousefpour, ”Locating Partial Discharge in Transformer by Wavelet”, 4-th WSEAS Int. Conference on Power Systems and Electromagnetic Compatibility, ICOPEMC2004, Izmir, Turkey, September 14-16, 2004
[97] M. Mohammadi, G.B. Gharehpetian, “Thyristor Controlled Interphase Power Controller Modeling for Power System”, IEEE Region 10 Int. Conference on Computers, Communications, Control and Power Engineering, IEEE TENCON 2004, 21-24 Nov. 2004, Chiang Mai, Thailand
[98] M. Mardaneh, G.B. Gharehpetian, “Siting and Sizing of DG Units Using GA and OPF Based Technique”, IEEE Region 10 Int. Conference on Computers, Communications, Control and Power Engineering, IEEE TENCON 2004, 21-24 Nov. 2004, Chiang Mai, Thailand
[99] M. Sadeghian, G.B. Gharehpetian, M. Shafiee and M. Mardaneh, “Parameters Estimation of Transformer Winding Using Neural Networks”, 2nd IEEE GCC Conference, Manama, Kingdom of Bahrain, 23-25 November 2004
[100] M. Nafar, M. Abedi, G.B. Gharehpetian and B. Yousefpour, “Partial Discharge Modeling in Transformer Winding”, 2nd IEEE GCC Conference, Manama, Kingdom of Bahrain, 23-25 November 2004
[101] S.H. Hosseini, G.B. Gharehpetian and B. Vahidi, ”IPC Transformer Winding VFTO Control by Using Closing Resistance”, 19-th International Power System Conference, 22-24 Nov. 2004, Tehran, Iran (in Persian)
[102] A. Nekahi, S. Farokhi and G.B. Gharehpetian, ”Determination of Probability Distribution Function of Single-Phase Transformer Inrush Current by Monte Carlo Method ”, 19-th International Power System Conference, 22-24 Nov. 2004, Tehran, Iran (in Persian)
[103] K. Rahmani, G.B. Gharehpetian and M. Karrari, ”Design
of Robust Modulation Controller Based on µ Synthesis for Dynamic Stability
Improvement of AC/DC Power System”, 19-th International Power System
Conference, 22-24 Nov. 2004,
[104] M. Mohammadi, G.B. Gharehpetian and M. Karrari, ”TC-IPC
Modeling for Low Frequency Oscillation Studies”, 19-th International Power
System Conference, 22-24 Nov. 2004, Tehran, Iran (in Persian)
[105] A. Rouhbakhsh, M. Nafar, G.B. Gharehpetian and M. Abedi, ”PD Locating in Transformers Using Signal Energy Index”, 19-th International Power System Conference, 22-24 Nov. 2004, Tehran, Iran (in Persian)
[106] M. Nafar, M. Abedi, G.B. Gharehpetian and B. bahmani, ”Locating Partial Discharge in Transformer by Wavelet”, 19-th International Power System Conference, 22-24 Nov. 2004, Tehran, Iran (in Persian)
[107] L. Zahedi, M. S. Naderi and G.B. Gharehpetian , ”A New Method to Reduce Unbalanced Load Current in Residential and Commercial Distribution Networks ”, 19-th International Power System Conference, 22-24 Nov. 2004, Tehran, Iran (in Persian)
[108] M. Mohammadi and G.B. Gharehpetian,”Study of Power System Stability Using Thyristor Controlled – Interphase Power Controller”, 7-th WSEAS Int. Conference on Automatic Control, Modeling and Simulation, ACMOS’05, Praugue, Czech Republic, March 13-15, 2005
[109] R. Noroozian, G.B. Gharehpetian, M. Abedi and
S.H. Fathi, “Performance Studies of Custom Power Devices in Industrial
Networks”, 10-th Electric Power Distribution Conference, 4-5 May, 2005,
Tabriz, Iran (in Persian)
[110] M.R. Bank Tavakoli and G.B. Gharehpetian, “Voltage
Injection Method Improvement for
Mitigation of DC-Side Harmonics in HDVC systems”, 13-th Iranian Conference
on Electrical Engineering, 10-13 May 2005, Zanjan, Iran (in Persian)
[111] M. Sabahi, P. Karimi Fard and G.B. Gharehpetian
“Transformer Transient Parameters Estimation based on RLS Method Using
Networks Disturbances”, 13-th Iranian Conference on Electrical Engineering,
10-13 May 2005, Zanjan, Iran (in Persian)
[112] B.
Yousefpour, G.B.Gharehpetian, R. Noroozian and M. Nafar, “Control of
Micro-turbine in Distribution System using Voltage and Power Controls”,
13-th Iranian Conference on Electrical Engineering, 10-13 May 2005, Zanjan,
Iran (in Persian)
[113] M. Mardaneh and G.B. Gharehpetian, “DG
Allocation in Distribution Systems Using OPF and GA Combination”, 13-th
Iranian Conference on Electrical Engineering, 10-13 May 2005,
[114] R. Noroozian, G.B. Gharehpetian, M. Abedi and
S.H. Fathi, “Feasibility Studies of Custom Power Devices Using Distribution System
Measurements in Tehran”, 13-th Iranian Conference on Electrical
Engineering, 10-13 May 2005, Zanjan, Iran (in Persian)
[115] S. E. Jafarabadi and G.B. Gharehpetian, “A
New Method to Determine Snubber Circuits Losses of HVDC Thyristor Valves”, 13-th Iranian
Conference on Electrical Engineering, 10-13 May 2005,
[116] B. Yousefpour, G.B. Gharehpetian, R.
Noroozian and M. Nafar ”Simultaneous
Control of Voltage and Power of Micro-Turbine in Distribution Network”,
18th International Conference & Exhibition on Electricty
Distribution (CIRED 2005), 6-9 June 2005, Turin ,
Italy
[117] S.M.H. Hosseini, M. Vakilian and G.B. Gharehpetian,
“Modeling of IPC Transformer Windings for Fast Transient Studies”, 6th
International Conference on Power Systems Transients (IPST), 19-23 June 2005
[118]
M. G. Hosseini Aghdam and G.B. Gharehpetian, “Modeling of Switching and
Conduction Losses in Three-Phase SPWM VSC Using Switching Function Concept”,
2005 IEEE St. Petersburg PowerTech
Conference, 27-30 June 2005,
[119]
K. Rahmani, G.B. Gharehpetian and M. Karrari, “Robust Design of a Damping
Controller for AC/DC
Power System Using
mu-Synthesis”, 2005 IEEE St.
Petersburg PowerTech Conference, 27-30 June 2005, St. Petersburg, Russia
[120] K. Sheshyekani and
G.B. Gharehpetian, “A Wavelet-Based Energy Profile Approach for
Discrimination Between Fault and Inrush Current”, 2005 IEEE St. Petersburg PowerTech Conference, 27-30
June 2005, St. Petersburg, Russia
[121] M. Mohammadi, A. Rahimi-Kian and G.B. Gharehpetian, “A Fuzzy-Logic
Based Modeling of Strategic Bidding in Double-Sided Electricity Auctions”, 9th Spanish Portuguese Congress on Electrical
Engineering (9CHLIE), 30 June- 2 July 2005,
[122] H.R. Akbari and G.B.
Gharehpetian, “A Modified Modulation Technique for Multilevel Converters
With a Wide Range of Modulation Indexes and Minimized Harmonic Distortion at
Low Indexes”, 9th Spanish Portuguese Congress on Electrical Engineering
(9CHLIE), 30 June- 2 July 2005, Marbella, Spain
[123] S.M.H. Hosseini,
M. Vakilian and G.B. Gharehpetian，“Effect of Closing Resistance on VFTOs of IPC
Transformer Windings”, 14-th International Symposium on High Voltage Engineering (ISH), 25-29
August 2005,
[124] M.H. Nazemi and G.B. Gharehpetian，“Influence of Mutual Inductance Between HV and
[125] S.Taghipour Boroujeni and G.B. Gharehpetian , ”Transmission System Planning Improvement Using Sensitivity Coefficient Application in GA ”, 20-th International Power System Conference, 14-16 Nov. 2005, Tehran, Iran (in Persian)
[126] D. Nazarpour, S.H. Hosseini and G.B. Gharehpetian , ”A New UPFC Model for Dynamic Studies and Power System Oscillation Damping”, 20-th International Power System Conference, 14-16 Nov. 2005, Tehran, Iran (in Persian)
[127] K. Kamiar and G.B. Gharehpetian , ”Distibution Transformers Outage Reduction Considering Failure Statistics”, 20-th International Power System Conference, 14-16 Nov. 2005, Tehran, Iran (in Persian)
[128] A. Shirvani Borojeni and G.B. Gharehpetian , ”Impact of HV and LV Winding Capacitive and Inductive Couplings on lightning and Switching Overvoltages”, 20-th International Power System Conference, 14-16 Nov. 2005, Tehran, Iran (in Persian)
[129] ] S.M.H. Hosseini and G.B. Gharehpetian, “Powerformer and Its economical feasibility studies in Mazandaran Namarsetagh Power Plant”, 14-th Iranian Conference on Electrical Engineering, 16-18 May 2006, Tehran, Iran (in Persian)
[130] M. Monfared and G.B. Gharehpetian, “Cable Application and its Impact on Indirect Stroke Overvoltages of Distribution Transformer”, 14-th Iranian Conference on Electrical Engineering, 16-18 May 2006, Tehran, Iran (in Persian)
[131] M. Karami, A. Gholami, and G.B. Gharehpetian, “PD Detection and Localization in Power Transformers using Wavelet Transform and Energy of Voltage Signal ”, 14-th Iranian Conference on Electrical Engineering, 16-18 May 2006, Tehran, Iran (in Persian)
[132] F. Shahniaand and G.B. Gharehpetian, “Distributed Generation and Short Circuit Studies of Distribution Systems”, 14-th Iranian Conference on Electrical Engineering, 16-18 May 2006, Tehran, Iran (in Persian)
[133] F. Shahniaand and G.B. Gharehpetian, “Lightning Transient Studies of Traction Systems”, 14-th Iranian Conference on Electrical Engineering, 16-18 May 2006, Tehran, Iran (in Persian)
[134] M. Nourolahi, R. Hosseini Abardeh and G.B. Gharehpetian, “Determination of Power Transformer Cooling Parameters based on Transformer Thermal Modeling”, 14-th Annual (International) Conference of Mechanical Engineering, 16-18 May 2006, Isfahan, Iran (in Persian)
[135] F. Shahniaand and G.B. Gharehpetian, “Lightning and Switching Transient Overvoltages in Power Distribution Systems Feeding DC Electrified Railways”, 3-rd International Conference on Technical and Physical Problems in Power Engineering (TPE-2006), May 29-31, 2006, Ankara, Turkey.
[136] F. Shahnia and G.B. Gharehpetian，“Short Circuit Fault Transient Studies of Power Distribution Systems Including Dispersed Generation”, 3-rd International Conference on Technical and Physical Problems in Power Engineering (TPE-2006), May 29-31, 2006, Ankara, Turkey.
[136] M.S. Naderi, G.B. Gharehpetian, M. Abedi, and T.R. Blackburn，“An Experimental investigation and Wavelet Based Detection of Arc Characteristics During Impulse Test”, 8-th International Conference on Properties and Application of Dielectric Materials (ICPADM) , June 26-30, 2006, Bali, Indonesia
[137] M.S. Naderi, G.B. Gharehpetian, M. Abedi, and T.R. Blackburn，“Application of Soft-Threshold Wavelet De- Noising Method in the Characterization of Single Arc Discharge During Impulse Test”, 8-th International Conference on Properties and Application of Dielectric Materials (ICPADM) , June 26-30, 2006, Bali, Indonesia
[138] M.H. Nazemi, and G.B. Gharehpetian, “Reduced Order Model of Power Transformers for Power System Transient Studies”, Modern Electric Power Systems (MEPS’06), Sep. 6-8, 2006, Wroclaw, Poland.
[139] E. Babaei, S.H. Hosseini, G.B. Gharehpetian and M. Sabahi, “A New Switching Strategy for 3-Phase to 2-Phase Matrix Converters“, SICE - ICASE International Joint Conference 2006 (SICE - ICCAS 2006), October 18-21, 2006, Busan, Korea
[140] M. Farmad, S. Farhangi, S. Afsharnia and G.B. Gharehpetian “An Efficient Algorithm for Determining the Values of elements of Interphase Power Controller as a Fault Limiter“, 2006 Power Systems Conference and Exposition (PSCE 2006), October 29 - November 1, 2006, Atlanta, Georgia, U.S.A
[141] E. Goodarzi, G.B. Gharehpetian, M. Ghorat and B. Moradzadeh “Effects of ZnO Application in Circuit Breakers for TRV Reduction”, 21-th International Power System Conference, Nov. 13-15, 2006, Tehran, Iran (in Persian)
[142] M.B. Abolhassani Jabali, M. Mohammadi, M. Abedi and G.B. Gharehpetian, “Method and Index Suggestion for Power System Events Security Ranking ”, 21-th International Power System Conference, Nov. 13-15, 2006, Tehran, Iran (in Persian)
[143] M. Karami Ghezeli, A. Gholami and G.B. Gharehpetian “A New Method for Detection of PD in 2 main insulations of Power Transformers”, 21-th International Power System Conference, Nov. 13-15, 2006, Tehran, Iran (in Persian)
[144] A. Ajami, S.H. Hosseini, and G.B. Gharehpetian, “Application of New FACTS Device (CUPFC) In the Transient Stability Enhancement of AC Transmission Systems”, 21-th International Power System Conference, Nov. 13-15, 2006, Tehran, Iran
[145] S.M.H. Hosseini, M. Vakilian, and G.B. Gharehpetian, “Frequency Dependent Dielectric Constant and Losses Modeling in Power Transformers ”, 21-th International Power System Conference, Nov. 13-15, 2006, Tehran, Iran (in Persian)
[146] M. Mahmoodi, G.B. Gharehpetian, M. Abedi and R. Noroozian “Voltage Sag Elimination in DC Parallel Distribution System without Using Custom Power Devices”, 21-th International Power System Conference, Nov. 13-15, 2006, Tehran, Iran (in Persian)
[147] M. Akhavan Hejazi, G.B. Gharehpetian, A. Mohammadi, “A New Method for Axial Displacement Detection in Transformers Using Electromagnetic Waves”, 21-th International Power System Conference, Nov. 13-15, 2006, Tehran, Iran (in Persian)
[148] M. Akhavan Hejazi, G.B. Gharehpetian, and A. Mohammadi, “Effect of Oil on Transformer Monitoring Using Electromagnetic Waves”, 21-th International Power System Conference, Nov. 13-15, 2006, Tehran, Iran (in Persian)
[149] B. Vahidi M.R. Bank Tavakoli G.B. Gharehpetian and S.H. Hosseinian, "An Algorithm for Evaluating Inrush Current in Transformers Using Jiles-Atherton Theory of Ferromagnetic Hysteresis", IEEE Region 10 Int. Conference on Computers, Communications, Control and Power Engineering, IEEE TENCON 2006, Nov. 14-17, 2006, Hong Kong
[150] M. Mahmoodi, G.B. Gharehpetian, M. Abedi, and R. Noroozian “A Powerful Control Strategy for Source Converters and a Novel Load-Generation Voltage Control Scheme for DC Voltage Determination in DC Distribution System“, First International Power and Energy Conference (PECon 2006), Nov. 28-29, 2006, Putra Jaya, Malaysia.
[151] M. Mahmoodi, G.B. Gharehpetian M. Abedi, and R. Noroozian “Novel and Simple Control Strategies for Fuel Cell and Source Converters of DC Distribution Systems“, First International Power and Energy Conference (PECon 2006), Nov. 28-29, 2006, Putra Jaya, Malaysia.
[152] M. Mahmoodi, G.B. Gharehpetian M. Abedi, and R. Noroozian “Control Systems for Independent Operation of Parallel Connected DG Units in Distribution DC Systems“, First International Power and Energy Conference (PECon 2006), Nov. 28-29, 2006, Putra Jaya, Malaysia.
[153] J. Olamaei, G.B. Gharehpetian and T. Niknam, "An Approach Based on Particle Swarm Optimization for Distribution Feeder Reconfiguration Considering Distributed Generators", Power Systems 2007 Conference, March 13-16, 2007, Clemson, SC, USA
[154] N. Moadabi M. Mahmoodi and G.B. Gharehpetian, "Control Systems of Distributed Generation Modules Aggregated by Cascaded Boost Converters", International Conference on Renewable Energies and Power Quality, ICREPQ'07 , March 28-30, 2007, Seville, Spain
[155] S. Esmaeli and G.B. Gharehpetian, "A New ISPWM Switching Technique for THD Reduction in Custom Power Devices", International Conference on Renewable Energies and Power Quality ICREPQ'07 , March 28-30, 2007, Seville, Spain
[156] J. Olamaei, G.B. Gharehpetian and T. Niknam, "An Approach Based on Particle Swarm Optimization for Distribution Feeder Reconfiguration Considering Distributed Generators", 19-th International Conference on Electricity Distribution, CIRED 2007, Vienna, May 21-24, 2007
[157] Z. Ghofrani Jahromi, M. Abedi and G.B. Gharehpetian, “Weighting Factor Selection for Contingency Ranking Associated with Voltage Security in Power Systems using AHP Method”, 15-th Iranian Conference on Electrical Engineering, 15-17 May 2007, Tehran, Iran
[158] A. Damaki, G.B. Gharehpetian, M. Ghadami and A. Ghaempanah, “A New Method for Synchronous Generator Modeling”, 15-th Iranian Conference on Electrical Engineering, 15-17 May 2007, Tehran, Iran (in Persian)
[159] M. Farmad, S. Farhangi, S. Afsharnia and G.B. Gharehpetian, “Design and Selection of Interphase Power Controller as a Fault Limiter for Iran Electric Grid”, 15-th Iranian Conference on Electrical Engineering, 15-17 May 2007, Tehran, Iran (in Persian)
[160] M. B. Abolhasani, A. Mohseni, H. Modaghegh, M. Abedi and G.B. Gharehpetian, “Assessment of Ancillary Services in Iran Grid”, 15-th Iranian Conference on Electrical Engineering, 15-17 May 2007, Tehran, Iran (in Persian)
[161] M. G. Hosseini Aghdam, S.H. Fathi and G.B. Gharehpetian, "Elimination of Harmonics in a Multi-Level Inverter with Unequal DC Sources Using the Homotopy Algorithm" 2007 IEEE International Symposium on Industrial Electronics, ISIE2007, June 4-7, 2007, Vigo, Spain.
[162] S.M.H. Hosseini, M. Vakilian and G.B. Gharehpetian, "An Improved MTL Modeling of Transformer Winding", 7th International Conference on Power Systems Transients, June 4-7, 2007, Lyon, France
[163] M.Hojabri, M.A. Tavakoli and G.B. Gharehpetian, "DC Distribution Networks for Home", 9th International Congress on Energy, Ecology Economy, June 7-9, 2007, Baku, Azerbaijan
[164] M. Hejazi, G. B. Gharehpetian and A. Mohammadi, "Characterization of On-line Monitoring of Transformer Winding Axial Displacement Using Electromagnetic Waves",15th International Symposium on High Voltage Engineering, ISH 2007, Aug. 27-31, 2007, Ljubljana, Slovenia
[165] M. Hejazi, G. B. Gharehpetian and A. Mohammadi, "On-line Monitoring of the Radial Deformation of Transformer Winding using Radar Cross Section",15th International Symposium on High Voltage Engineering, ISH 2007, Aug. 27-31, 2007, Ljubljana, Slovenia
[166] S. M. H. Hosseini, M. Vakilian and G.B. Gharehpetian, "Effect of Frequency Dependent Modeling of Loss Factor on Transformer Winding Overvoltages",15th International Symposium on High Voltage Engineering, ISH 2007, Aug. 27-31, 2007, Ljubljana, Slovenia
[167] M.S. Naderi, G.B. Gharehpetian, T.R. Blackburn and M. Abedi, "CWT Application for Transformers Winding Incipient Faults Localization during Impulse Test",15th International Symposium on High Voltage Engineering, ISH 2007, Aug. 27-31, 2007, Ljubljana, Slovenia
[168] P. Karimifard and G.B. Gharehpetian, "On-Line Parameter Estimation of Transformers Using Power System Transients",15th International Symposium on High Voltage Engineering, ISH 2007, Aug. 27-31, 2007, Ljubljana, Slovenia
[169] H. Akbari and G.B. Gharehpetian, "Harmonic Distortion Minimization in Multilevel Converters for a Wide Range of Modulation Indexes", ACEMP’07 and ELECTROMOTION’07 Joint meeting, 10-12 September 2007 Bodrum Turkey
[170] M. G. Hosseini Aghdam, S. H. Fathi and G. B. Gharehpetian, "Comparison of OMTHD and OHSW Harmonic Optimization Techniques in Multi-Level Voltage-Source Inverter with Non-Equal DC Sources "7-th International Conference on Power Electronics, ICPE'07, 22-26 Oct. 2007, Daegu, Korea.
[171] A. Sakhavati, G.B. Gharehpetian, S.H. Hosseini, G. Zarei and S. Shojaee “Load –Frequency Improvement Controller for Two –Area Power Systems using a Novel Approach based on Genetic Algorithm", 22-th International Power System Conference, Nov. 19-21, 2007, Tehran, Iran (in Persian)
[172] N. Ghafarzadeh and G.B. Gharehpetian “A New Method to Fault Location in Transmission Lines using Wavelet Transform”, 22-th International Power System Conference, Nov. 19-21, 2007, Tehran, Iran (in Persian)
[173] M. S. Naderi, G.B. Gharehpetian, M. Abedi and L. Zahedi “Arc Discharge Measurement and Investigation Across a Static Gap using Wavelet Transform" ,22-th International Power System Conference, Nov. 19-21, 2007, Tehran, Iran (in Persian)
[174] M. Mahmoodi, R. Noroozian, G.B. Gharehpetian and M. Abedi “Design of a Suitable Control System for DC/DC Converter Interconnecting Two DC Microgrids", 22-th International Power System Conference, Nov. 19-21, 2007, Tehran, Iran (in Persian)
[175] G. H. Makarani, S.H. Hosseini and G.B. Gharehpetian “Power Quality Improvement using VSC-based HVDC multiterminal system", 22-th International Power System Conference, Nov. 19-21, 2007, Tehran, Iran (in Persian)
[176] A. Amiri, G.B. Gharehpetian, S. Raie, M. farmad and P. Karimifard, “Phase Shifting Transformer, As an alternative for a New Transmission Line", 22-th International Power System Conference, Nov. 19-21, 2007, Tehran, Iran (in Persian)
[177] A. Damaki Aliabad, G.B. Gharehpetian, M. karrari and M. Mohammadi, “A Simple Method to Allocate IPC in Tie-Lines with Consideration of Fault Current Limitation ", 22-th International Power System Conference, Nov. 19-21, 2007, Tehran, Iran (in Persian)
[178] I. Rahimi Pardanjani, G.B. Gharehpetian, H. Askarian Abyaneh and A. Damaki, “Impact of TCSC on Transient Instability Risk of Power Plant ", 22-th International Power System Conference, Nov. 19-21, 2007, Tehran, Iran (in Persian)
[179] S.M. M. Mir Talaie, M. Janati, A. Nasr Azadani and G.B. Gharehpetian “A Simple and New method for TCSC and TCPAR Allocation using Sensitivity Coefficients in order to Increase Power System Security", 22-th International Power System Conference, Nov. 19-21, 2007, Tehran, Iran (in Persian)
[180] A. Damaki Aliabadi, G.B. Gharehpetian, M. Karrari and M. Mohammadi, “Inter-Area Oscillation Damping Improvement using TC-IPC ", 22-th International Power System Conference, Nov. 19-21, 2007, Tehran, Iran (in Persian)
[181] M. Monfared and G.B. Gharehpetian “Application of Boost Converter and Superconductive Coil Combination in Variable Speed Wind Energy System", 22-th International Power System Conference, Nov. 19-21, 2007, Tehran, Iran (in Persian)
[182] H. Yazdanpanahi, M. A. Hejazi and G.B. Gharehpetian “Non-linear Modeling of Transformer Using Hammerstein Method ", 22-th International Power System Conference, Nov. 19-21, 2007, Tehran, Iran (in Persian)
[183] M. Choopani, M. A. Hejazi , G.B. Gharehpetian and G. R. Moradi, “Determination of the Antenna Position for Detection of Transformer LV Winding Axial Displacement Using Electromagnetic Wave ", 22-th International Power System Conference, Nov. 19-21, 2007, Tehran, Iran (in Persian)
[184] B. Abdi, A.H. Ranjbar, J. Milimonfared, and G.B. Gharehpetian, “Reliability Calculation of DC-DC Converters and Determination of Optimum Topology Compliant with Fuel Cell Application ”, Seventh Int. Conf. on Power Electronics and Drive Systems (PEDS 2007), 27-30 November, 2007, Bangkok, Thailand
[185] A. Shirvani Broujeni and G.B. Gharehpetian, “A New Approach to Winding Displacement Detection of Power Transformer Using FRA Method and Electrical Forces Distribution”, 5-th Int. Conf. on Electrical and Electronics Engineering (ELECO 2007), 5-9 December, 2007, Bursa, Turkey
[186] A. H. Ranjbar and G.B. Gharehpetian, “Transient Stability of Synchronous Generator in Out of Phase Synchronization”, 5-th Int. Conf. on Electrical and Electronics Engineering (ELECO 2007), 5-9 December, 2007, Bursa, Turkey
[187] M. Mohammadi and G.B. Gharehpetian, “Modeling the Strategic Bidding in Competitive Electricity Markets Based on Fuzzy Logic ”, 5-th Int. Conf. on Electrical and Electronics Engineering (ELECO 2007), 5-9 December, 2007, Bursa, Turkey
[188] M. Monfared and G. B. Gharehpetian, "Application of Boost Converter and Superconductive Coil Combination in Variable Speed Wind Energy System", International Conference on Power System (ICPS 2007), 12-14 December, 2007, Bangalore, India
[189] H. Yazdanpanahi, M. A. Hejazi G. B. Gharehpetian and M. Karrari, "Non-linear Modeling of Transformer Using Hammerstein Method", International Conference on Power System (ICPS 2007), 12-14 December, 2007, Bangalore, India
[190] I. Rahimi Pordanjani, H. Askarian Abyanehand, G. B. Gharehpetian and A. Damaki Aliabadi, " The Effect of TCSC on Transient Instability Risk", International Conference on Power System (ICPS 2007), 12-14 December, 2007, Bangalore, India
[191] E. Nasr Azadani, G. B. Gharehpetian and G. H. Riahy, "Offshore Wind Farm Based on Multiterminal HVDC", International Conference on Power System (ICPS 2007), 12-14 December, 2007, Bangalore, India
[192] M. Mahmoodi, R. Noroozian, G. B. Gharehpetian and M. Abedi, “A Suitable Power Transfer Control System for Interconnection Converter of DC Microgrids”, International Conference on Renewable Energies and Power Quality, ICREPQ'08 , March 12-14, 2008, Santander, Spain
[193] H.R. Baghaee, M. Mirsalim, .M.Ale-Emran, M. Abedi and G.B. Gharehpetian, “Power Factor Improvement of DC/DC Converter of Micro-Turbines ”, International Conference on Renewable Energies and Power Quality, ICREPQ'08 , March 12-14, 2008, Santander, Spain
[194] B. Abdi, A.H. Ranjbar,K. Malekian, J. Milimonfared and G.B. Gharehpetian, “A Method to Improve Parallel Performance of High Current Semiconductor Switches”, International Conference on Renewable Energies and Power Quality, ICREPQ'08 , March 12-14, 2008, Santander, Spain
[195] H. Ranjbar, B. Abdi, J. Milimonfared and G.B. Gharehpetian, “Reliability Enhancement of Fuel Cell DC-DC Converter in High Power Applications ”, International Conference on Renewable Energies and Power Quality, ICREPQ'08 , March 12-14, 2008, Santander, Spain
[196] S. A. Ale-Emran, M. Forghani, M. Abedi and G.B. Gharehpetian, “Combined Operation of UPQC and Fuel Cell with Common DC Bus ”, International Conference on Renewable Energies and Power Quality, ICREPQ'08 , March 12-14, 2008, Santander, Spain
[197] S. M. Ale-Emran, H. R. Baghaee, M. Abedi and G. B. Gharehpetian, “Analysis the Islanding Mode of Combined Operation of DG and UPQC in Unbalanced Distribution System”, International Conference on Renewable Energies and Power Quality, ICREPQ'08 , March 12-14, 2008, Santander, Spain
[198] M. G. Hosseini Aghdam, S. H. Fathi and G. B. Gharehpetian, “A Novel Carrier-Based PWM Method for THD Reduction in Asymmetric Multi-Level Inverter”, International Conference on Renewable Energies and Power Quality, ICREPQ'08 , March 12-14, 2008, Santander, Spain
[199] N. Ghasemi, M. Abedi, H. Rastegar and G.B. Gharehpetian, “Hybrid Distributed Generation Units PEM Fuel Cell and Microturbine”, IEEE International Conference on Industrial Technology, ICIT 2008, , 21-24 April 2008, China
[200] S.M. Ale Emran, M. Abedi, and G.B. Gharehpetian, “Modeling and Simulation of Dynamic behavior of On-Grid Photo-Voltaic Systems”, 13-th Electric Power Distribution Conference, 30 April-1 May, 2008, Zibakenar, Iran (in Persian)
[201] E. Nasr, G.B. Gharehpetian, M. Janati and M.M. Mirtalaee “Off-Shore Wind Farm Using Multiterminal HVDC Based on Voltage Source Convertors”, 16-th Iranian Conference on Electrical Engineering, 13-15 May 2008, Tehran, Iran (in Persian)
[202] M. J. Sanjari, M. Mohammadi and G.B. Gharehpetian “Static Security Assessment in Power System Using SVM”, 16-th Iranian Conference on Electrical Engineering, 13-15 May 2008, Tehran, Iran (in Persian)
[203] H.R. Baghaee, S. Jazebi and G.B. Gharehpetian “Optimal Multi-Type FACTS Allocation using Differential Evolution Algorithm to Improve Power System Security”, 16-th Iranian Conference on Electrical Engineering, 13-15 May 2008, Tehran, Iran (in Persian)
[204] F. Mahmoodian Fard , M. Mohammadi and G.B. Gharehpetian “Static Security Assessment of Power System Using Decision Trees”, 16-th Iranian Conference on Electrical Engineering, 13-15 May 2008, Tehran, Iran (in Persian)
[205] A. Sakhavat, G.B. Gharehpetian, S. H. Hosseini, S. Shojayee, S. Jalilzadeh and G. Zareie Govar “Improvement of Load- Frequency Controller for decentralized Power Systems Using a Novel Approach based on PSO Algorithm”, 16-th Iranian Conference on Electrical Engineering, 13-15 May 2008, Tehran, Iran (in Persian)
[206] S. H. Hosseini, M. B. Bana Sharifian, M. Sabahi, A. Yazdanpanah and G. B. Gharehpetian, “Bi-directional Power Electronic Transformer for Induction Heating Application”, Canadian Conference on Electrical and Computer Engineering 2008, May 4 - 7, 2008, Niagara Falls, Ontario, Canada.
[207] M. G. Hosseini Aghdam, S. H. Fathi and G. B. Gharehpetian, “Analsis of Multi_Carrier PWM Methods for Asymmetric Multi-Level Inverter”, 3rd IEEE Conf. on Industrial Electronics and Applications, ICIEA 2008, June 3-5, Singapore
[208] B. Abdi, A.H. Ranjbar, J. Milimonfared and G.B. Gharehpetian, “Reliability Comparison of Boost PFC Converter in DCM and CCM Operating Modes ”, 19-th International Symposium on Power Electronics, Electrical Drives, Automation and Motion, 11-13 June 2008, Ischia, Italy
[209] B. Abdi, A.H. Ranjbar, K. Malekian, J. Milimonfared and G.B. Gharehpetian, “Problems Associated with Parallel Performance of High Current Semiconductor Switches and Their Remedy ”, 19-th International Symposium on Power Electronics, Electrical Drives, Automation and Motion, 11-13 June 2008, Ischia, Italy
[210] S.M. Ale-Emran, M. Abedi, G.B. Gharehpetian and R. Noroozian, "Dynamic Operation of a Photovoltaic System Connected to Distribution System", 19-th International Symposium on Power Electronics, Electrical Drives, Automation and Motion, 11-13 June 2008, Ischia, Italy
[211] A.H. Ranjbar, B. Abdi, J. Milimonfared and G.B. Gharehpetian, "Reliability Considerations for Full-Bridge DC-DC Converter in Fuel-Cell Applications", 19-th International Symposium on Power Electronics, Electrical Drives, Automation and Motion, 11-13 June 2008, Ischia, Italy
[212] A. H. Ranjbar, B. Abdi, S. A. Nabavi-Niaki, G. B. Gharehpetian, J. Milimonfared and L. Yazdanparast, “Reliability Comparison of Fuel-Cell DC-DC Converter in Two Cases of Using IPM Switch and Paralleling MOSFETs”, 9th IEEE Power Electronics Specialists Conference (PESC), June 15-19, 2008, Rhodes, Greece.
[213] H. R. Baghaee, M. J. Sanjari, S. M. Mirsalim, G. B. Gharehpetian "Power Control Strategy of a Parallel Inverter Interfaced Distributed Generation Unit Connected to a Polluted Grid", 13th International Power Electronics and Motion Control Conference, EPE-PEMC 2008, Poznan-Poland, 1-3 September 2008
[214] Hamid Reza Baghaee, M. J. Sanjari, S. M. Mirsalim, G. B. Gharehpetian "Effects of the Types of Distributed Generation Units and Their Interconnections on the Fault Current Level of Networks", 13th International Power Electronics and Motion Control Conference, EPE-PEMC 2008, Poznan-Poland, 1-3 September 2008
[215] Hamid Reza Baghaee, M. J. Sanjari, S. M. Mirsalim, G. B. Gharehpetian "Fault Current Limiting in Distribution System with Penetration of DG Units using A New Dual Functional Series Compensator", 13th International Power Electronics and Motion Control Conference, EPE-PEMC 2008, Poznan-Poland, 1-3 September 2008
[216] A. Sakhavati, G.B. Gharehpetian and S. H. Hosseini, “Decentralized Power System Load-Frequency Control using a Novel Cost Function based on Particle Swarm Optimization (PSO)”, Technical and Physical Problems of Power Engineering, TPE-2008, University of Pitesti, 4-6 September 2008, Pitesti, Romania
[217] Hamid Reza Baghaee, S. Jazebi, G. B. Gharehpetian and B. Vahidi "Power System Security Improvement by Using Differential Evolution Algorithm Based FACTS Allocation", IEEE Power India Conference, POWERCON 2008, New Delhi, India, d, 12-15 October 2008
[218] M. Choopani, M. A. Hejazi , G.B. Gharehpetian and S.H.H. Sadeghi, “NDT Modeling of Transformer Winding using Simplified Three Phase Core Type Transformer ", 2-th International Conference on Technical Inspection and NDT (TINDT 2008), Oct. 2008, Tehran, Iran (in Persian)
[219] H. Nafisi, A.H. Aghakhani, M. Abedi, G.B. Gharehpetian and A.H. Hessaminia, “Detection of Partial Discharge Location in Power Transformers Using Fuzzy ATRmap Neural Network”, 2-ed International Conference on Modern Power Systems MPS 2008, 12-14 Nov. 2008, Cluj-Napoca, Romania
[220] S.M. M. Mirtalaei, G.B. Gharehpetian and R. Saraf,” Simulation of PD Propagation in HV Cables with FDTD”, 23-th International Power System Conference, 30 Nov. - 2 Dec., 2008, Tehran, Iran (in Persian)
[221] H. Hashemi Dezaki, M. A. Hejazi and G.B. Gharehpetian,”Determination of Antenna Excitation Installed on Transformer Tank to Detect Axial Displacements”, 23-th International Power System Conference, 30 Nov. - 2 Dec., 2008, Tehran, Iran (in Persian)
[222] A. Vahabzadeh F. Separi and G.B. Gharehpetian,” Effects of Different Loading Conditions on Distribution Transformers Aging”, 23-th International Power System Conference, 30 Nov.- 2 Dec., 2008, Tehran, Iran (in Persian)
[223] H. Nafisi, A.H. Aghakhani, M. Abedi and G.B. Gharehpetian,” Application of Fuzzy ATRmap Neural Network for Detection of Partial Discharge Location in Power Transformers”, 23-th International Power System Conference, 30 Nov.- 2 Dec., 2008, Tehran, Iran (in Persian)
[224] S.M. H. Hosseini M. Ghafarian Niassar M. Vakilain and G.B. Gharehpetian,” MTL Model Application to Power Transformers for PD Studies”, 23-th International Power System Conference, 30 Nov. - 2 Dec., 2008, Tehran, Iran (in Persian)
[225] K. Kamyar and G.B. Gharehpetian,”Research on AEG TRO 230/63kV Transformers Core Screen Problems in Iranian Grid and Suggestion of Guidelines”, 23-th International Power System Conference, 30 Nov. - 2 Dec., 2008, Tehran, Iran (in Persian)
[226] H. Yazdanpanahi, M. Davari, S.H. Hosseinian and G.B. Gharehpetian,”A Simple Approach to Determine Optimum Reserve Capacity in Deregulated Power Systems”, 23-th International Power System Conference, 30 Nov. - 2 Dec., 2008, Tehran, Iran (in Persian)
[227] M. Davari, H. Yazdanpanahi, O. Alizadeh Mousavi G.H. Riahy and G.B. Gharehpetian,” Comparison of Different Wind Farms Structures with AC and DC Connection, Overvoltage Point of View Due to Lightning”, 23-th International Power System Conference, 30 Nov.- 2 Dec., 2008, Tehran, Iran (in Persian)
[228] S.M. Farashbashi Astane, O. Alizadeh Mousavi G.B. Gharehpetian and H.R. Mohammadzadeh,” Black-out Risk Assessment in Transmission and Subtransmission Network of Khorasan using Monte Carlo Simulation ”, 23-th International Power System Conference, 30 Nov.- 2 Dec., 2008, Tehran, Iran (in Persian)
[229] M. Shafie, M. Rostami and G.B. Gharehpetian,” Transient Stability Improvement of AC-DC Systems by Proper Design of VSC-HVDC Power Controller”, 23-th International Power System Conference, 30 Nov. - 2 Dec., 2008, Tehran, Iran (in Persian)
[230] B. Asadzadeh, S.H. Hosseini and G.B. Gharehpetian,” Allocation of UPFC in Azerbaijan Grid to Increase Steady State Security”, 23-th International Power System Conference, 30 Nov.- 2 Dec., 2008, Tehran, Iran (in Persian)
[231] N. Farokhnia, S.H. Fathi, G.B. Gharehpetian, R. Noroozian and H. Ghane, ” A New Method for Nonlinear Control of DSTATCOM due to Power Quality Improvement”, 23-th International Power System Conference, 30 Nov.- 2 Dec., 2008, Tehran, Iran (in Persian)
[232] H. Toodeji, S.H. Fathi and G.B. Gharehpetian,” New Power Management in Integrated System of UPQC and DG”, 23-th International Power System Conference, 30 Nov. - 2 Dec., 2008, Tehran, Iran (in Persian)
[233] M. Nasiri, M. Pishvaei and G.B. Gharehpetian,” A New Compensation Method for Nonlinear Unbalanced Loads”, 23-th International Power System Conference, 30 Nov. - 2 Dec., 2008, Tehran, Iran (in Persian)
[234] S. Jazebi, H.R. Baghae and G.B. Gharehpetian,” Design of UPFC Controller Based on Differential Evolution Algorithm and Neural Networks to Improve Power System Stability”, 23-th International Power System Conference, 30 Nov.- 2 Dec., 2008, Tehran, Iran (in Persian)
[235] M. Gholami, H. Yazdanpanahi and G.B. Gharehpetian,” An approach to Find Most Flexible Plan among Solutions of Transmission Expansion Planning Problem”, 23-th International Power System Conference, 30 Nov.- 2 Dec., 2008, Tehran, Iran (in Persian)
[236] M. Sargangzadeh S.H. Hosseini, M. B. B. Sharifian and G.B. Gharehpetian,” Using Photovoltaic Arrays at Distributed networks to Supply Local Loads and Decrease Power Quality Problems”, 23-th International Power System Conference, 30 Nov. - 2 Dec., 2008, Tehran, Iran (in Persian)
[237] A. Sakhavati G.B. Gharehpetian and S.H. Hosseini, ” Decentralized Load-Frequency Control of Power System based Quantitative Feedback Theory using Particle Swarm Optimization”, 23-th International Power System Conference, 30 Nov. - 2 Dec., 2008, Tehran, Iran (in Persian)
[238] H. Afshar, G.B. Gharehpetian, F. Darabi and S.M. Mousavi Sangdehi,” Dynamic Voltage Restorer with Sliding Mode Control at Medium Voltage Level”, 23-th International Power System Conference, 30 Nov. - 2 Dec., 2008, Tehran, Iran (in Persian)
[239] H. Yazdanpanahi, M.A. Hejazi, G.B. Gharehpetian and M. Karrari, “Non-linear Modeling of Transformer using Hammerstein Model ”, 2nd IEEE International Conference on Power and Energy 2008 (PECon 2008), 1-3 December 2008, Johor Bahru, Malaysia.
[240] M. Heydari Aragh,H. Yazdanpanahi, M. Abedi and G.B. Gharehpetian ,“A Comparison Amongst Sub-Optimal Ordering Schemes for Power Systems”, 2nd IEEE International Conference on Power and Energy 2008 (PECon 2008), 1-3 December 2008, Johor Bahru, Malaysia.
[241] A. H. Ranjbar, H. Omranpour, M. Abedi and G.B. Gharehpetian, “A Novel Approach for Z-matrix Building Process using Genetic Algorithm ”, 2nd IEEE International Conference on Power and Energy 2008 (PECon 2008), 1-3 December 2008, Johor Bahru, Malaysia.
[242] M.A. Hejazi , M. Choopani, M. Dabir and G.B. Gharehpetian ,“Effect of Antenna Position of Transformer Winding Axial Displacement Measurement Using Electromagnetic Waves ”, 2nd IEEE International Conference on Power and Energy 2008 (PECon 2008), 1-3 December 2008, Johor Bahru, Malaysia.
[243] P. Alemi and G.B. Gharehpetian, “DG Allocation Using an Analytical Method to Minimize Losses and to Improve Voltage Security”, 2nd IEEE International Conference on Power and Energy 2008 (PECon 2008), 1-3 December 2008, Johor Bahru, Malaysia.
[244] M. Davari, F. Toorani, H. Nafisi, M. Abedi and G.B. Gharehpetian, “Determination of Mean and Variance of LMP Using Probabilistic DCOPF and T-PEM ”, 2nd IEEE International Conference on Power and Energy 2008 (PECon 2008), 1-3 December 2008, Johor Bahru, Malaysia.
[245] M. Davari, B. Abdi, H. Nafisi and G. B. Gharehpetian,“ State Feedback Control of Boost Converter Using S1-Sigma Delta PWM Method”, 2nd IEEE International Conference on Power and Energy 2008 (PECon 2008), 1-3 December 2008, Johor Bahru, Malaysia.
[246] B. Majidi, H. R. Baghaee, G. B. Gharehpetian, J. Milimonfared and M. Mirsalim, “Harmonic Optimization in Multi-Level Inverters using Harmony Search Algorithm ”, 2nd IEEE International Conference on Power and Energy 2008 (PECon 2008), 1-3 December 2008, Johor Bahru, Malaysia.
[247] H. R. Baghaee, M. J. Sanjari, M. Mirsalim and G.B. Gharehpetian, “Fault Current Limiting in Distribution System with Penetration of DG Units using A New Dual Functional Series Compensator”, 2nd IEEE International Conference on Power and Energy 2008 (PECon 2008), 1-3 December 2008, Johor Bahru, Malaysia.
[248] M. J. Sanjari, H. R. Baghaee G. B. Gharehpetian and S. M. Mirsalim,” Sliding Mode Control of SSSC in order to Limit Fault Current of Transmission Networks”, 3-th Power System protection and Control Conference, PSPC 2009, 13-14 Jan., 2009, Tehran, Iran (in Persian)
[249] M. Davari, S. M. Aleemran, A. R. Mobarhani, H. Nafisi, I. Salabeigi and G. B. Gharehpetian, “A Novel Approach to VFTO Analysis of Power Transformers Including FVL, based on Detailed Model”, IEEE International Conference on Industrial Technology, ICIT 2009, 10-13 Feb. 2009, Churchill, Victoria, Australia
[250] M. Davari, S. M. Aleemran, H. Nafisi, I. Salabeigi and G. B. Gharehpetian, “Modeling the combination of UPQC and photovoltaic arrays with Multi-Input Single-Output DC-DC converter”, IEEE International Conference on Industrial Technology, ICIT 2009, 10-13 Feb. 2009, Churchill, Victoria, Australia
[251] A. Roghani Araghi, G. B. Gharehpetian and M. Abedi , “Improvement of Dynamic Oscillations in Wind-Thermal Two Area System using TCPS”, 1st Electric Power Generation Conference, EPGC 2009, 3-4 March, 2009, Ghazvin, Iran (in Persian)
[252] M. Mahmoodi and G. B. Gharehpetian, “Simple Electrical Circuit for Large Signal Modeling of DC Microgrids”, International Conference on Renewable Energies and Power Quality, ICREPQ'09 , April 15-17, 2009, Valencia, Spain
[253] M. Firouzi, M. Pishvaie, G.B.Gharehpetian and F. Razavi, “System Studies of DC Reactor Type Fault Current Limiter in Distribution Grid”, International Conference on Renewable Energies and Power Quality, ICREPQ'09 , April 15-17, 2009, Valencia, Spain
[254] R. Noroozian, M. Abedi, G. B. Gharehpetian and S. H. Hosseini, “Modeling and Simulation of Microturbine Generation System for on-grid and off-grid Operation Modes”, International Conference on Renewable Energies and Power Quality, ICREPQ'09 , April 15-17, 2009, Valencia, Spain
[255] H. Toodeji, S.H. Fathi and G. B. Gharehpetian, “Power Management and Performance Improvement in Integrated System of Variable Speed Wind Turbine and UPQC”, International Conference on Clean Electrical Power, ICCEP 2009, 9-11 June, 2009, Capri, Italy
[256] M. J. Sanjari, H. R. Baghaee, G. B. Gharehpetian and M. Mirsalim, “Study of Operation of Combination of Line Series Compensators and Fault Current Limiters in Transmission System”, 17-th Iranian Conference on Electrical Engineering, 12-14 May 2009, Tehran, Iran (in Persian)
[257] M. J. Sanjari, H. R. Baghaee, M. Mirsalim and , G. B. Gharehpetian, “ Fault Current Limiting in Distribution System Including DG units by sliding mode controlled DVR ”, 17-th Iranian Conference on Electrical Engineering, 12-14 May 2009, Tehran, Iran (in Persian)
[258] G. R. Zareie Govar, A., Sakhavati, V. Nbie, S. Jalilzadeh, G.B. Gharehpetian and S.H. Hosseini, “ Governor and Turbine Limitations Effect on Load Frequency PID Controller Design”, 17-th Iranian Conference on Electrical Engineering, 12-14 May 2009, Tehran, Iran (in Persian)
[259] N. Salimi , M. Pishvaei and G. B. Gharehpetian, “ Combination Of UPQC and SMES to Improve Power Quality of Distribution System”, 17-th Iranian Conference on Electrical Engineering, 12-14 May 2009, Tehran, Iran (in Persian)
[260] A. H. Ranjabr, B. Abdi, G. B. Gharehpetian and B. Fahimi, “Reliability Assessment of Single-Satge/Two Satge PFC Converters”, 6th International Conference-Workshop Compatibility and Power Electronics (CPE 2009), May 20 - 22, 2009, Badajoz, Spain
[261] M. Mahmoodi, G. B. Gharehpetian, M. Hamedi and A. Ashraf Modarres, “Integration of Aggregated Distributed Energy Resources and Loads”, POWER-GEN Europe, May 26-28, 2009, Cologne, Germany
[262] H. Nafisi, M. Davari, M. Abedi and G. B. Gharehpetian, “Using Fuzzy ARTmap Neural Network for Determination of Partial Discharge Location in Power Transformers”, IEEE Power Tech 2009, 28 June - 2 July 2009, Bucharest, Romania
[263] F. Mahmoodianfard, M. Mohammadi, G. B. Gharehpetian and H. Askarian Abyaneh, “Optimal PMU Placement for Voltage Security Assessment using Decision Tree”, IEEE Power Tech 2009, 28 June - 2 July 2009, Bucharest, Romania
[264] M. Gholami, H. Yazdanpanahi and G. B. Gharehpetian, “An Approach to Find Most Flexible Plan among Solutions of Transmission Expansion Planning (TEP) Problem”, 11th Spanish Portuguese Congress on Electrical Engineering (11CHLIE), 1-4 July, 2009, Zaragoza, Spain
[265] M. Davari, I. Salabeigi, G. B. Gharehpetian, S.H. Fathi and J. Milimonfared, “Application of Sigma-Delta Modulation in Multifunction Current Controller for Inverter-Based Distributed Generation”, 11th Spanish Portuguese Congress on Electrical Engineering (11CHLIE), 1-4 July, 2009, Zaragoza, Spain
[266] H. Yazdanpanahi G. B.Gharehpetian and S. H. Hosseinian, “Application of FACTS Devices in Transmission Expansion Planning to Overcome Problems of Projects Delays”, 11th Spanish Portuguese Congress on Electrical Engineering (11CHLIE), 1-4 July, 2009, Zaragoza, Spain
[267] M. Firouzi, M. Pishvaie, G.B.Gharehpetian and F. Razavi, “Inter- Line Dynamic Voltage Restore and Fault Current Limiter (IDVR-FCL) “, 11th Spanish Portuguese Congress on Electrical Engineering (11CHLIE), 1-4 July, 2009, Zaragoza, Spain
[268] M. Davari, I. Salabeigi, G. B. Gharehpetian, S.H. Fathi and J. Milimonfared, “Multifunction Current Controller for Inverter-Based Distributed Generation using Combined PI-Sliding Mode Controller via Sigma-Delta Modulation”, IEEE International Symposium on Industrial Electronics, ISIE 2009, 5-8 July, 2009, Seoul, Korea
[269] Mohammad Nasiri, Mojtaba Pishvaei and G. B. Gharehpetian, “Parallel Active Filter Controlling Based on Instantaneous Compensation of Reactive Power”, IEEE International Symposium on Industrial Electronics, ISIE 2009, 5-8 July, 2009, Seoul, Korea.
[270] Mohammad Nasiri, Mojtaba Pishvaei and G. B. Gharehpetian, “New Compensation Method for Generic Load and Source Conditions”, IEEE International Symposium on Industrial Electronics, ISIE 2009, 5-8 July, 2009, Seoul, Korea.
[271] S. H. Hosseini, A. Khoshkbar Sadigh, A. Farshchi Tabrizi and G. B. Gharehpetian, “Flying Capacitor Multicell Converter Based DVR with Energy Minimized Compensation Strategy”, 6-th International Conference on Electrical and Electronics Engineering, 5-8 November 2009, Bursa, Turkey
[272] M. Gholami, M. Abedi and G.B. Gharehpetian, “A Novel Approach for Z-Matrix Building Process Using Harmony Search Algorithm”, International Conference on Electric Power and Energy Conversion Systems, EPECS’09, November 10-12, 2009, Sharjah, United Arab Emirates
[273] M. Niaz Azari, R. A. Naghizadeh, G. Mokhtari, J. M. Monfared and G. B. Gharehpetian, ”Effect of System Parameters on Overvoltages During DC Line Fault in Bipolar HVDC System”, International Conference on Electric Power and Energy Conversion Systems, EPECS’09, November 10-12, 2009, Sharjah, United Arab Emirates
[274] O. Alizadeh Mousavi, G. B. Gharehpetian and M. S. Naderi, “Estimating Risk of Cascading Blackout Using Probabilistic Methods, ”,International Conference on Electric Power and Energy Conversion Systems, EPECS’09, November 10-12, 2009, Sharjah, United Arab Emirates
[275] A. Rahimi Nezhad, G. Mokhtari, M. Davari, A. Roghani Araghi, S. H. Hosseinian and G.B. Gharehpetian, “ A New High Accuracy Method for Calculation of LMP as a Random Variable” International Conference on Electric Power and Energy Conversion Systems, EPECS’09, November 10-12, 2009, Sharjah, United Arab Emirates
[276] M. Davari, A.R. Pourshoghi, I. Salabeigi, G.B. Gharehpetian, S.H. Fathi, “ A New Nonlinear Controller Design Using Average State Space Model of the Inverter-Based Distributed Generation to Mitigate Power Quality Problems ”, International Conference on Electric Machines and Systems (ICEMS2009), Tokyo, Japan, 15-18 November, 2009.
[277] K. Rahmani, G.B. Gharehpetian, M. Karrari and M.S. Naderi, “Design of LQG/LTR Controller for Dynamic Stability Improvement of AC/DC Power System”, 24-th International Power System Conference, 16-18 Nov. 2009, Tehran, Iran
[278] G. Zarei Govar, A. Sakhavati, G.B. Gharehpetian, H. Sheieghi, and S.H. Hosseini, ”Load Frequency PID controller Design using PSO Algorithm and Considering two Area Power System Uncertainties and Governor and Turbine Limitations”, 24-th International Power System Conference, 16-18 Nov. , 2009, Tehran, Iran (in Persian)
[279] J. Ebrahimi Jozani, G. Mokhtari, J.S. Moghani, and G.B. Gharehpetian, ”Suggestion of Switching Algorithm of Tree Phase Asymmetrical multilevel Inverters to Reduce Low Order Harmonics Using OMTHD Method”, 23-th International Power System Conference, 16-18 Nov. , 2009, Tehran, Iran (in Persian)
[280] R. Alaie, H. Yazdanpanahi, G.B. Gharehpetian, S.H. Hosseinian and M. S. Naderi, ”A New Approach for Selection of DC lines in Transmission Expansion Planning ”, 23-th International Power System Conference, 16-18 Nov. , 2009, Tehran, Iran (in Persian)
[281] H. Ale Hossini, M. Davari, G.B. Gharehpetian and H. Askarian, ”Effect of Wind Turbine Connection Method to AC Network on Lightning Overvoltages”, 23-th International Power System Conference, 16-18 Nov. , 2009, Tehran, Iran (in Persian)
[282] M. Eslamian and G.B. Gharehpetian, ”TCPST Optimal Allocation Using Bacteria Foraging Algorithm (BFA) Algorithm ”, 23-th International Power System Conference, 16-18 Nov. , 2009, Tehran, Iran (in Persian)
[283] G. Mokhtari, J. Ebrahimi Jozani, M. Niaz Azari and G.B. Gharehpetian, ”Transmission Expansion Plans Evaluation in Order to find Flexible Plans Using Multi Criteria Decision Making Methods ”, 23-th International Power System Conference, 16-18 Nov. , 2009, Tehran, Iran (in Persian)
[284] R. Khorminia, M. Abedi and G.B. Gharehpetian, ”UPFC with AC Link and Four Winding Phase Shifting Transformer ”, 23-th International Power System Conference, 16-18 Nov. , 2009, Tehran, Iran (in Persian)
[285] J. Ebrahimi, G. Mokhtari, M. Abedi, G.B. Gharehpetian and M.S. Naderi,”A New Algorithm for Power System Impedance Matrix Building using Islanding Technique ”, 23-th International Power System Conference, 16-18 Nov. , 2009, Tehran, Iran (in Persian)
[286] M. Firouzi Abhari, M. Pishvaei ,G. B. Gharehpetian and F. Razavi, ”UPFC Application as a Fault Current limiting Device During faults ”, 23-th International Power System Conference, 16-18 Nov. , 2009, Tehran, Iran (in Persian)
[287] M. Davari, A. Kashefi Kaviani, I. Salabeigi, G.B. Gharehpetian, S.H. Fathi, “ Optimal Tuning of Multifunction Current Controller for Sigma Delta Modulation Inverter-Based Distributed Generation with Particle-Swarm Optimization Method ”, Int. Conf. on Computers, Communications, Control and Power Engineering, IEEE TENCON 2009, Singapore, 23-26 November, 2009.
[288] M. Firouzi1, G.B. Gharehpetian, M. Pishvaie, “Proposed New Structure for Fault Current Limiting and Power Quality Improving Functions”, International Conference on Renewable Energies and Power Quality (ICREPQ’10), Granada (Spain), 23-25 March, 2010
[289] N. Farokhnia, R. Khoraminia and G.B. Gharehpetian, “Optimization of PI Controller Gains in Nonlinear Controller of STATCOM Using PSO and GA”, International Conference on Renewable Energies and Power Quality (ICREPQ’10), Granada (Spain), 23-25 March, 2010
[290] N.Yousefpoor, G.B. Gharehpetian, S.H. Fathi, “Optimization of Current Total Harmonic Distortion in Series-Connected Rectifiers”, International Conference on Renewable Energies and Power Quality (ICREPQ’10), Granada (Spain), 23-25 March, 2010
[291] B. Asadzadeh, V. Asadzadeh, S. H. Hosseini and G. B. Gharehpetian, “Allocation of UPFC in North West Grid of Iran to Increase Power System Security”, IEEE PES Transmission and Distribution Conference and Exposition, New Orleans, LA, USA, 19-22 April, 2010
[292] M. Firouzi Abhari, M. Pishvaei , G. B. Gharehpetian and F. Razavi, “Combination of DVR and FCL to Improve the power Quality and Limit Fault Current”, 15-th Electric Power Distribution Conference, 4-5 May, 2010, Tehran, Iran (in Persian)
[293] M. Janatti, G. B. Gharehpetian, B. Vahidi, S.H. Hosseinian “A New Method to Reduce Reclosing Dead Time of HV Transmission Lines with TCR”, 18-th Iranian Conference on Electrical Engineering, 11-13 May 2010, Isfahan, Iran (in Persian)
[294] M. S. Naderi , G. B. Gharehpetian, K. Rahmani, MB. Abolhasani and N. Mansoubi “Application of IPC to Control and Limit Short Circuit Current”, 18-th Iranian Conference on Electrical Engineering, 11-13 May 2010, Isfahan, Iran (in Persian)
[295] K. Rahmani, G. B. Gharehpetian, M. S. Naderi “Damping of Low Frequency Oscillations in AC-DC Interconnected Power System Using Robust Modulation Controller”, 18-th Iranian Conference on Electrical Engineering, 11-13 May 2010, Isfahan, Iran
[296] R. Noroozian, M. Abedi, G. B. Gharehpetian and A. Bayat “On-grid and Off-grid Operation of Multi-Input Single-Output DC/DC Converter based Fuel Cell Generation System”, 18-th Iranian Conference on Electrical Engineering, 11-13 May 2010, Isfahan, Iran
[297] G. Zareiegovar, A. Sakhavati, V. Nabaei and G. B. Gharehpetian, “A New Approach for Tuning PID Controller Parameters of Load Frequency Control Considering System Uncertainties”, 9-th International Conference on Environment and Electrical Engineering (EEEIC 2010), 16 May - 19 May 2010, Prague, Czech Republic
[298] G. Mokhtari, A. Rahiminezhad, A. Behnood, J. Ebrahimi, and G. B. Gharehpetian “Probabilistic DC Load-Flow Based on Two-Point Estimation (T-PE) Method”, 4th International Power Engineering and Optimization Conf. (PEOCO2010), 23-24 June 2010, Shah Alam, Selangor, Malaysia
[299] G. Mokhtari, A. Behnood , J. Ebrahimi, and G. B. Gharehpetian, “LMP Calculation, Considering Network Topology Uncertainty”, 4th International Power Engineering and Optimization Conf. (PEOCO2010), 23-24 June 2010, Shah Alam, Selangor, Malaysia
[300] M. Fekri Moghadam , G. B. Gharehpetian, H. Askarian Abyaneh, “Optimized Regulation of DC Voltage in Interline Power Flow Controller (IPFC) Using Genetic Algorithm”, 4th International Power Engineering and Optimization Conf. (PEOCO2010), 23-24 June 2010, Shah Alam, Selangor, Malaysia
[301] M. Daryabak, J. Milimonfared, G. B. Gharehpetian, I. Salabeigi, “PFC Pre-regulator Controller with Fast Dynamic Response and Low Input Current THD”, IEEE Region 8 SIBIRCON-2010, July 11-15, 2010, Irkutsk Listvyanka, Russia
[302] I. Salabeigi, J. Milimonfared, G. B. Gharehpetian, M. Daryabak and M. Davari, “Improvement of Dynamic Response of SDM-Based PFC Converter Using Digital Controller”, IEEE Region 8, SIBIRCON-2010, July 11-15, 2010, Irkutsk Listvyanka, Russia
[303] M. A. Hejazi, J. Ebrahimi, G. B. Gharehpetian, R. Faraji-Dana and M. Dabir, “Feasibility Studies on On-line Monitoring of Transformer Winding Mechanical Damage Using UWB Sensors”, XIX International Conference on Electrical Machines, ICEM 2010, September 6-8, 2010, Rome, Italy
[304] G. Mokhtari, M. A. Hejazi and G. B. Gharehpetian, “Simulation of On-line Monitoring of Transformer Winding Axial Displacement Using UWB Waves”, XIX International Conference on Electrical Machines, ICEM 2010, September 6-8, 2010, Rome, Italy
[305] J. Ebrahimi, G. Mokhtari, J. S. Moghani and G. B. Gharehpetian, “A Novel Switching Technique for Reduction of WTHD in Three-Phase Asymmetrical Multilevel Inverters”, The First Power Quality Conference, PQC 2010, Sep. 21-22, 2010, Tehran, Iran
[306] A. Tavanbakhsk, M. Niaz Azari, J. M. Monfared and G. B. Gharehpetian, “Mother Wavelet Function Selection for Fault Detection Analysis in HVDC Transmission Lines”, 25-th International Power System Conference, 8-10 Nov. 2010, Tehran, Iran (in Persian)
[307] A. Rahiminejad, S. H. Hosseinian, B. Vahidi and G. B. Gharehpetian, “Assessment of Effect of HVDC Transmission Lines on Generation Cost and Grid Losses by Using Optimal AC-DC Load Flow”, 25-th International Power System Conference, 8-10 Nov. 2010, Tehran, Iran (in Persian)
[308] S. Mosavi and G. B. Gharehpetian, “Improvement of Incremental Conduction Method in Tracing MPP of PVs”, 25-th International Power System Conference, 8-10 Nov. 2010, Tehran, Iran (in Persian)
[309] G. Mokhtari, G. B. Gharehpetian, R. Faraji Dana, H. A. Ale Hosseini and M.A. Hejazi “Modeling and Detection of Axial Displacement of Transformer Winding Using UWB Sensors and Determination of Displacement Extent Using ANN”, 25-th International Power System Conference, 8-10 Nov. 2010, Tehran, Iran (in Persian)
[310] J. Ebrahimi, G. B. Gharehpetian, H. R. Amindavar and M. A. Hejazi “Application of DWT for on-line Detection of Transformer Winding Radial Deformation Based on Measurements Using UWB Sensors”, 25-th International Power System Conference, 8-10 Nov. 2010, Tehran, Iran (in Persian)
[311] M. A. Hejazi, H. A. Ale Hosseini, G. B. Gharehpetian, “Index Suggestion for Transformer Winding Axial Displacement by Using Scattering Parameters”, 25-th International Power System Conference, 8-10 Nov. 2010, Tehran, Iran (in Persian)
[312] K.Pourhossein, G. B. Gharehpetian and E.Rahimpour, “Discrimination of Axial Displacement and Radial Deformation in Power Transformer Windings Using Manhattan Distance Function”, 25-th International Power System Conference, 8-10 Nov. 2010, Tehran, Iran
[313] K.Pourhossein, G. B. Gharehpetian and E.Rahimpour, “Axial Displacement Extent Determination in Power Transformer Windings Using an Adjustable Index”, 25-th International Power System Conference, 8-10 Nov. 2010, Tehran, Iran
[314] K. Rahmani, M. S. Naderi and G. B. Gharehpetian, “Multiobjective Damping Controller Design of Power System Oscillations by HVDC Link Using Genetic Algorithm”, 25-th International Power System Conference, 8-10 Nov. 2010, Tehran, Iran
[315] M. Sarhangzadeh, S. H. Hosseini, M.B.B. Sharifian, G.B. Gharehpetian and M. Najari Asl, “Dynamic Analysis of Bidirectional Multi-Input DC-DC Converter Based on Nonlinear Control by IOFL”, 25-th International Power System Conference, 8-10 Nov. 2010, Tehran, Iran
[316] K. Pourhossein and G. B. Gharehpetian, “Cost-Effective Design of Fuzzy-Controlled Shunt Resistor Array to Mitigate Switching Overvoltages Using Taguchi’s Optimization Method”, 25-th International Power System Conference, 8-10 Nov. 2010, Tehran, Iran
[317] M. S. Golsorkhi, H. Binandeh, J. S. Moghani, G. B. Gharehpetian and S. H. Hosseinian, “Harmonic Current Compensation by a Single-Phase Shunt Active Power Filter Based on Least Compensation Current Control Method”, 3rd International Power and Energy Conference (PECon), Nov. 29- Dec. 1, 2010, Kuala lumpur, Malaysia
[318] M. A. Hejazi, H. A. Alehoseini and G. B. Gharehpetian, “Detection of Transformer Winding Axial Displacement Using Scattering Parameter and ANN”, 3rd International Power and Energy Conference (PECon), Nov. 29- Dec. 1, 2010, Kuala lumpur, Malaysia
[319] J. Ebrahimi, G. B. Gharehpetian, H. Amindavar and M. A. Hejazi, “Antennas Positioning for On-line Monitoring of Transformer Winding Radial Deformation Using UWB Sensors”, 3rd International Power and Energy Conference (PECon), Nov. 29- Dec. 1, 2010, Kuala lumpur, Malaysia
[320] J. Ebrahimi, G. B. Gharehpetian, H. Amindavar and M. A. Hejazi, “Detection of Transformer Winding Radial Deformations by Using UWB Pulses and DWT”, 3rd International Power and Energy Conference (PECon), Nov. 29- Dec. 1, 2010, Kuala lumpur, Malaysia
[321] H. A. Alehoseini, M. A. Hejazi and G. B. Gharehpetian, “Transformer Winding Radial Deformation Detection Using Scattering Parameters”, 3rd International Power and Energy Conference (PECon), Nov. 29- Dec. 1, 2010, Kuala lumpur, Malaysia
[322] G. Mokhtari, G. B. Gharehpetian, R. Faraji-Dana and M. A. Hejazi, “Modelling of On-line Monitoring of Transformer Winding Radial Deformation Using UWB Sensors”, 3rd International Power and Energy Conference (PECon), Nov. 29- Dec. 1, 2010, Kuala lumpur, Malaysia
[323] H. A. Hejazi , M. A. Hejazi, G. B. Gharehpetian and M. Abedi, “Distributed Generation Site and Size Allocation Through a Techno Economical Multi-objective Differential Evolution Algorithm”, 3rd International Power and Energy Conference (PECon), Nov. 29- Dec. 1, 2010, Kuala lumpur, Malaysia
[324] R. Noroozian, A. Jalilvand, G. B. Gharehpetian, “Hybrid SFS and Q-f Islanding Detection Method for Inverter-Based DG”, 3rd International Power and Energy Conference (PECon), Nov. 29- Dec. 1, 2010, Kuala lumpur, Malaysia
[325] A. Ashrafian, M. Rostami, G. B.Gharehpetian and M. Gholamghasemi, “Application of Discrete S-Transform for Differential Protection of Power Transformers”, International Conference on Electrical Energy and Networks (ICEEN 2011), Mumbai, India. January 7-9, 2011
[326] A. Ashrafian, M. Rostami, G. B.Gharehpetian and S. S. Shafiee Bahnamiri, “Improving Transformer Protection by Detecting Internal Incipient Faults”, International Conference on Electrical Energy and Networks (ICEEN 2011), Mumbai, India. January 7-9, 2011
[327] H.R. Baghaee, A. Kashefi Kaviani, M. Mirsalim and G.B. Gharehpetian, “Fault Current Limiting by Allocating TCSC and UPFC using Particle Swarm Optimization”, 5-th Power System Protection and Control Conference, PSPC 2011, Jan. 11-12, 2011, Tehran, Iran
[328] M. Gholami, G. B. Gharehpetian, B. Fahimi and M. J. Sanjari, “Voltage Magnitude State Estimation By ANNs with Reduction of PMUs”, International Conference on Renewable Energies and Power Quality, ICREPQ’11, Las Palmas de Gran Canaria, Spain, 13-15 April, 2011
[329] Mehdi S. Naderi, Mohammad S. Naderi, K. Rahmani, G.B. Gharehpetian, L. Zahedi, “Quantitative Assessment of Distributed Generation Benefits to Improve Power System Indices”, International Conference on Renewable Energies and Power Quality, ICREPQ’11, Las Palmas de Gran Canaria, Spain, 13-15 April, 2011
[330] L. Zahedi, Mehdi S. Naderi, Mohammad S. Naderi, G. B. Gharehpetian, E. Babaei, “Interphase Power Controller Application to Mitigate Transmission Network Short Circuit Level”, International Conference on Renewable Energies and Power Quality, ICREPQ’11, Las Palmas de Gran Canaria, Spain, 13-15 April, 2011
[331] M. Gholami, G. B. Gharehpetian, B. Fahimi and M. J. Sanjari, “Using ANN to Estimate the Voltage of Unobservable Buses When One PMU or its Communication Fails”, International Conference on Renewable Energies and Power Quality, ICREPQ’11, Las Palmas de Gran Canaria, Spain, 13-15 April, 2011
[332] M. Gholami, G. B. Gharehpetian, B. Fahimi and M. J. Sanjari, “Voltage State Estimation By ANNs with Reduction of PMUs”, International Conference on Renewable Energies and Power Quality, ICREPQ’11, Las Palmas de Gran Canaria, Spain, 13-15 April, 2011
[333] M. Kohansa, M. J. Sanjari, G. B. Gharehpetian, “A Novel Approach to Frequency Control in an Islanded Microgrid by Load Shedding Scheduling “,International Conference on Renewable Energies and Power Quality, ICREPQ’11, Las Palmas de Gran Canaria, Spain, 13-15 April, 2011
[334] M. Firouzi Abhari, G. B. Gharehpetian and A. Jalilvand, “Effect of Diode Bridge Type Fault Current Limiter on Induction Motor Starting Condition”, 16-th Electric Power Distribution Conference, 19-20 April, 2011, Bandar Abbas, Iran (in Persian)
[334] M. Firouzi Abhari, G. B. Gharehpetian and A. Jalilvand, “Effect of Diode Bridge Type Fault Current Limiter on Induction Motor Starting Condition”, 16-th Electric Power Distribution Conference, 19-20 April, 2011, Bandar Abbas, Iran (in Persian)
[335] P. Nezamabadi and G. B. Gharehpetian, “Electric Energy Management of Virtual Power Plants in Distribution Networks Using Renewable Distributed Generation and Energy Storage Systems”, 16-th Electric Power Distribution Conference, 19-20 April, 2011, Bandar Abbas, Iran (in Persian)
[336] A. Bayat, R. Noroozian, A. Jalilvand and G.B. Gharehpetian, “Optimal Operation of Fuel Cell Distributed Generation Systems for Islanded Operation Mode”, 19th Iranian Conference on Electrical Engineering, Tehran, Iran, 17-19 May 2011 (in Persian)
[337] M. Jannati, G.B. Gharehpetian, B. Vahidi and S.H. Hosseinian, “Suggestion of New Method in Order to Reduce Dead Time of Reclosers in HV Transmission Lines with TCR”, 19th Iranian Conference on Electrical Engineering, Tehran, Iran, 17-19 May 2011 (in Persian)
[338] H. Mohammadi, R. Noroozian, A. Jalilvand and G.B. Gharehpetian, “Hybrid Operation of Islanded DC Distribution Systems and PV Systems for Supplying Unbalanced Load”, 19th Iranian Conference on Electrical Engineering, Tehran, Iran, 17-19 May 2011(in Persian)
[339] M. Eslamian, G.B. Gharehpetian and M. Morady, “A new method for dynamic modeling of corona in overhead lines”, 19th Iranian Conference on Electrical Engineering, Tehran, Iran, 17-19 May 2011(in Persian)
[340] H.R. Baghaee A. Kashefi Kaviani, M. Mirsalim and G.B. Gharehpetian, “Fault Current Limiting by Allocating TCSC and UPFC using Particle Swarm Optimization”, 19th Iranian Conference on Electrical Engineering, Tehran, Iran, 17-19 May 2011
[341] K. Rahmani, M.S. Naderi and G.B. Gharehpetian “Damping of Parallel AC-DC Power System Oscillations Using LQG/LTR Controller Approach”, 19th Iranian Conference on Electrical Engineering, Tehran, Iran, 17-19 May 2011
[342] G. Mokhtari, G. B. Gharehpetian, R. Faraji-Dana and M. A. Hejazi, “Modelling of Tank Effect in Transformer Winding Radial Deformation Monitoring Using UWB Sensors”, 19th Iranian Conference on Electrical Engineering, Tehran, Iran, 17-19 May 2011
[343] M. Sarhangzadeh, S.H. Hosseini, M.B.B. Sharifian, G.B. Gharehpetian and M. Najari Asl, “Three Phase Bi-directional DC/AC Convertor”, 19th Iranian Conference on Electrical Engineering, Tehran, Iran, 17-19 May 2011
[344] K. Pourhossein, G.B.Gharehpetian and E. Rahimpour, “Buckling Severity Diagnosis in Power Transformer Windings Using Euclidean Distance Classifier”, 19th Iranian Conference on Electrical Engineering, Tehran, Iran, 17-19 May 2011
[345] P. Hasanpor Divshali, G.B. Gharehpetian, S.H. Hosseinian and E. Nasr Azadani, “VSC-HVDC Controller Parameter Tuning based on Optimization”, 19th Iranian Conference on Electrical Engineering, Tehran, Iran, 17-19 May 2011
[346] M. Rahmatian, J. Sh. Moghani, B. Abdi and G. B. Gharehpetian, “Operation Analysis of an AC/DC Converter with Quasi-Active Power Factor Correction “, International Aegean Conference on Electric Machines and Power Electronics (ACEMP’11) 08-10 September 2011, Istanbul, Turkey
[347] M. Kohansal, J. S. Moghani, B. Abdi and G. B. Gharehpetian, “A Control Method to Enhance Dynamic Performance of Parallel Inverters in Islanded Microgrid”, International Aegean Conference on Electric Machines and Power Electronics (ACEMP’11) 08-10 September 2011, Istanbul, Turkey
[348]A. Kavousi, N. Farokhnia, A. Vahabzadeh, M. Nazari and G. B. Gharehpetian, “Comparision between Two Stand-Alone PV Configurations: Series PVs Versus Series VSCs”, 11-th IEEE International Conference of Electrical Power Quality and Utilization (EPQU), 17-19 Oct. 2011, Lisbon, Portugal
[349] Hossein Nezamabadi, Parastoo Nezamabadi, Mehrdad Setayeshnazar and G.B. Gharehpetian, “Participation of Virtual Power Plants in Energy Market with Optimal Bidding Based on Nash-SFE Equilibrium Strategy and Considering Interruptible Load”, 3rd Conference on Thermal Power Plants (CTPP), 18-19 Oct., 2011, Tehran, Iran
[350] E. Ebrahimi, M. J. Sanjari, G.B. Gharehpetian , “Suggestion of Algorithm based on Z-Impedance Matrix for Fault detection in 4-Wire Distribution Systems”, 26-th International Power System Conference, 31 Oct.-2 Nov. 2011, Tehran, Iran (in Persian)
[351] N. Amirshekari, G.B. Gharehpetian, M. S. Naderi, “Domestic Load Modeling of Bandar Abas City using Statistic Method for Load Management Process and Suggestion of Solutions”, 26-th International Power System Conference, 31 Oct.-2 Nov. 2011, Tehran, Iran (in Persian)
[352] H. Nezamabadi, P. Nezamabadi, M. Setayeshnazar and G.B. Gharehpetian, “Optimal Bidding of Virtual Power Plants Based on Nash-SFE Equilibrium Strategy”, 26-th International Power System Conference, 31 Oct.-2 Nov. 2011, Tehran, Iran (in Persian)
[353] M. Nafdar, G.B. Gharehpetian and T. Niknam, “A New Method for Parameter Estimation of Different Surge Arrester Models”, 26-th International Power System Conference, 31 Oct.-2 Nov. 2011, Tehran, Iran (in Persian)
[354]D. Solati Alkaran, M.S. Naderi, G.B. Gharehpetian and H. Karami Parzani, “Citing and Sizing of Small Scale Generators in Distribution Systems using Combination of GA and Analytical Methods”, 26-th International Power System Conference, 31 Oct.-2 Nov. 2011, Tehran, Iran (in Persian)
[355] H. Moarefi, G.B. Gharehpetian, M.M. Ardehali, F. Ghaemi and M. S. Naderi, “Effect of GDs on Reliability of Overload Feeders of Bandar Abas”, 26-th International Power System Conference, 31 Oct.-2 Nov. 2011, Tehran, Iran (in Persian)
[356] A. Bayat, R. Noroozian, A. Jalilvand and G.B. Gharehpetian, “FC based DG systems for Load Supplying and Active Filtering”, 26-th International Power System Conference, 31 Oct.-2 Nov. 2011, Tehran, Iran (in Persian)
[357] Y. Kabiri Rnani, H. Hashemi Dezaki, G.B. Gharehpetian, S.H. Fathi and H. Askarian Abianeh,“ Suggestion a Proper Control Method for Improvement of Transient Stability of HVDC Systems”, 26-th International Power System Conference, 31 Oct.-2 Nov. 2011, Tehran, Iran (in Persian)
[358]A. Ranjbar, G.B. Gharehpetian and M. S. Vojdani, “Feasibility Studies on 100 MW Tidal Power Plant in South of Iran”, 26-th International Power System Conference, 31 Oct.-2 Nov. 2011, Tehran, Iran (in Persian)
[359] Y. Kabiri Rnani, G.B. Gharehpetian, H. Askarian Abianeh and S.H. Fathi, “Losses Reduction and Voltage Profile Improvement Using PV/FC Hybrid System Considering Load and Irradiation Variations”, 26-th International Power System Conference, 31 Oct.-2 Nov. 2011, Tehran, Iran (in Persian)
[360] H. Mohammadi, R. Noroozian, A. Jalilvand and G.B. Gharehpetian, “Efficient Utilization of Isolated DC Networks and PV Systems for Supplying Unbalanced AC loads”, 26-th International Power System Conference, 31 Oct.-2 Nov. 2011, Tehran, Iran (in Persian)
[361] S. Derikvand, J. Milimonfared and G.B. Gharehpetian, “Comparison of Common Mode Voltage Reduction Modulation Methods in Transformerless On-Grid 3-Phase PV System”, 26-th International Power System Conference, 31 Oct.-2 Nov. 2011, Tehran, Iran (in Persian)
[362]M. H. Etesami, M. M. Ardehali and G.B. Gharehpetian, “Design of Isolated Renewable Power Plants Using Imperialist Competitive Algorithm”, 26-th International Power System Conference, 31 Oct.-2 Nov. 2011, Tehran, Iran (in Persian)
[363] F. Ghaemi, G.B. Gharehpetian M.M. Ardehali, H. Moarrefi and M. S. Naderi, “DG Modeling and Determination of Cost of ENS in Bandar Abas Distribution Network”, 26-th International Power System Conference, 31 Oct.-2 Nov. 2011, Tehran, Iran (in Persian)
[364] M.S. Golsorkhi Esfahani, M.A. Hejazi and G.B. Gharehpetian, “Determination of Radial Deformation Extent of Power Transformer Winding Using Radar Imaging”, 26-th International Power System Conference, 31 Oct.-2 Nov. 2011, Tehran, Iran (in Persian)
[365] M.A. Hejazi, J. Ebrahimi and G.B. Gharehpetian, “Determination of Radial Deformation Location in Power Transformer Winding Using UWB Antennas and Hyperbolic Method”, 26-th International Power System Conference, 31 Oct.-2 Nov. 2011, Tehran, Iran (in Persian)
[366] M. Sarhangzadeh, S.H. Hosseini, M.B.B. Sharifian and G.B. Gharehpetian, “Using FC in DVR and Dynamic Analysis of it Based on Nonlinear Control by IOFL”, 26-th International Power System Conference, 31 Oct.-2 Nov. 2011, Tehran, Iran
[367] Arash Khoshkbar Sedigh, Ehsan Mokhtarpour, G.B. Gharehpetian, “Voltage Sag Compensation with New Configuration of Transformerless DVR Based on Asymmetrical Cascade Multilevel Converter”, 26-th International Power System Conference, 31 Oct.-2 Nov. 2011, Tehran, Iran
[368] G. B. Gharehpetian M. Mirsalim Hamid Reza Baghaee, “Assessment on the effect of Optimally-Allocated Multi-type FACTS on Short Circuit Level, Voltage Stability and Voltage and Power Security”, 26-th International Power System Conference, 31 Oct.-2 Nov. 2011, Tehran, Iran
[369] K. Pourhossein, G.B. Gharehpetian, E. Rahimpour, “Extracting Indices to Detect Mechanical Fault Extent in Transformers: A Probabilistic Approach”, 26-th International Power System Conference, 31 Oct.-2 Nov. 2011, Tehran, Iran
[370] K. Pourhossein, G.B. Gharehpetian, E. Rahimpour, “Determining Intensity of Radial Deformation and Axial Displacement of Transformer Winding Using Angular Proximity Index”, 26-th International Power System Conference, 31 Oct.-2 Nov. 2011, Tehran, Iran
[371] Jafar Ghafouri, Aidin Sakhavati, Ramin Jovari and G.B. Gharehpetian, “PI Controller for Quarter Vehicle Active Suspension System with Optimized Gains Using PSO Algorithm”, 2nd International Conference on Control, instrumentation and Automation, (ICCIA 2011), 27-29 Dec., 2011, Shiraz, Iran
[372] Mahdi Kohansal, J. S. Moghani, Matin Rahmatian, and G. B. Gharehpetian, “Multi-Objective Optimization to Improve Transient Performance of VSI in an Off-Grid Micro-Grid Using Imperialist Competitive Algorithm”, 2nd International Conference on Control, instrumentation and Automation, (ICCIA 2011), 27-29 Dec., 2011, Shiraz, Iran
[373] Mahdi Kohansal, J. S. Moghani, Matin Rahmatian, and G. B. Gharehpetian, “An Approach to Improve Dynamic Response of VSIs in Off-Grid Microgrids”, 2nd International Conference on Control, Instrumentation and Automation, (ICCIA 2011), 27-29 Dec., 2011, Shiraz, Iran
[374] Mahdi Kohansal, G. B. Gharehpetian M. Abedi and Matin Rahmatian, “An Innovative Controller for Improvement of Voltage Fluctuations Following Huge Disturbances in an Autonomous Microgrids”, 6th Power Systems and Protection and Control (PSPC 2012) 3-4 Jan, 2012, Tehran, Iran
[375] Mahdi Kohansal, G. B. Gharehpetian and M. Abedi, “A Novel Controller for Frequency Protection of an Islanded Microgrids”, 6th Power Systems and Protection and Control (PSPC 2012) 3-4 Jan, 2012, Tehran, Iran