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:: Dr.Vahedi ::

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1- Faculty profile

Family Name: Vahedi

First Name: Abolfazl

Title: Associate Professor

Contact Information:

Tel: +98-21-77240431 Fax: +98-21-77240490 URL: http://www.abolfazlvahedi.com

Email : avahedi(AT)iust.ac.ir

2- Higher Education

  • PhD in Electrical Engineering from Polythechnic Institute of Lorraine France (1996)
  • D.E.A in Electrotechnic from Polythechnic Institute of Lorraine - France (1992)
  • B.Sc. in Electrical engineering from Mashhad university – Iran (1989)
  • 3- Expertise

    Research areas:

  • Modeling, Analysis and Design of conventional & special electrical machines
  • Control and monitoring of electrical machines & Transformer
  • Power system Dynamics
  • Finite Elements in Electrical Engineering
  • 4- Taught Couses

    Undergraduate:

  • Electrical Machines I,II,III
  • Special Electrical Machines
  • Electromagnetic
  • Fundamentals of Electrical Engineering

    Postgraduate:

  • Generalized Theory of Electrical Machines
  • Finite elements in Electrical Engineering
  • Design of Electric Machines
  • 5- Research and Industrial Projects:

  • Optimization of Axial Flux Permanent magnet Motors
  • Design and implementation of monitoring system for synchronous machine load angle
  • Design and implementation of 1-ph & 3-ph induction motor parameters identification system
  • Modeling of Microturbine Generator system
  • 6- Journal Papers :

    • Study the Influence of Geometric Parameters on the Torque of the Electrostatic Micromotors

    V. Behjat, A. Vahedi, Electrical Engineering Journal (Springer), Volume 89, No. 1, October 2006

    • Analysis of converter-permanent magnet synchronous machine set by improved average-value modeling

    A.Vahedi, M.Ramezani, Iranian Journal of Electrical Engineering, Vol 1, No.2, April 2005

    • Minimizing the Torque ripple of the Variable Capacitance Electrostatic Micromotors

    V. Behjat, A. Vahedi, Journal of electrostatics (Elsevier), Volume 64, Issue 6, June 2006

    • High Performance Torque Control of Brushless DC Motor Drive based on TMS320LF2407 DSP Controller

    A. Halvaei Niasar, H. Moghbelli, A. Vahedi, International Review of Electrical Engineering (IREE) Journal, Vol. 2, No. 3, pp. 438-447, May-June 2007.

    • A Novel Method for Commutation Torque Ripple Reduction of Four-Switch, Three-Phase Brushless DC Motor Drive

    A. Halvaei Niasar, A. Vahedi, H. Moghbelli, Iranian Journal of Electrical and Electronics Engineering (IJEEE), 2008.

    • Design and Implementation of Sensorless Control for Four-Switch, Three-Phase Brushless DC Motor Drive based on DSP Technology

    A. Halvaei Niasar, A. Vahedi, H. Moghbelli, Iranian Journal of Electrical and Computer Engineering (IJECE), 2008.

    • Sensorless Control of Four-Switch, Brushless DC Motor Drive without Phase Shifter

    A. Halvaei Niasar, A. Vahedi, H. Moghbelli, IEEE Transaction on Power Electronics, 2008.

    • Low Cost Sensorless Control of Four-Switch, Brushless DC Motor Drive with Direct Back EMF Detection

    A. Halvaei Niasar, A. Vahedi, H. Moghbelli, Journal of Zhejiang University, Science-A (JZUS), China, 2008

    • New Switching Table for Improved Direct Power Control of Three-Phase PWM Rectifier

    A. Baktash, A.Vahedi & M.A.S. Masoum, Australian Journal of Electrical & Electronics Engineering

    • Field oriented control of permanent synchronous motors with time constant adaptati

    S. Afsharnia, A. Vahedi. , Journal of Iran University of Science & Technology, Vol 1, No.2, April 2001

    7- Confrence papers:

    • A new simple and accurate method to calculate the stationary characteristics of saturated synchro-reluctant machines

    Vahedi, F. Meibody Tabar, F. M. Sargos, E. J. Gudefin. ICEM 96, Vigo, Spain, sept. 1996

    • On the modeling of saturated synchro-reluctant machines considering cross magnetization effect

    Vahedi. F. Meibody Tabar, F. M. Sargos, E. Zaim. Electrimacs 96, saint Nazair, France 1996

    • Optimization of stator slot shape design by considering rotational Loss

    Vahedi, H. Fallahi. Presented in Euro-PEC 2001, Rhodos, Greece 2001

    • Performance analysis of 3 phase induction motors fed by unbalanced voltages

    Vahedi, A. Izadian in ICEM 2002 Conference, Bruge, Belgium, 2002

    • Monitoring electrical parameters of the synchronous generator using DSP

    Sh.Seifvand, A.Vahedi in ICEMS 2003 Conference, Beijing-China, PP 841-843

    • Effects of parameters design on the characteristics of hysteresis motor

    A.Sedaghati, A.Vahedi in ICEMS 2003 Conference, Beijing-China, PP 242-244

    • Determination of Single-Phase Induction Motor Parameters Based on DC Step Voltage

    I.Ziari , A.Vahedi, ACEMP 2004 Conference, Istanbul-Turkey

    • Identification of Three Phase Induction Motor Parameters Using Average Charge Response of Stator Currents

    I.Ziari , A.Vahedi, ACEMP 2004 Conference, Istanbul-Turkey

    • Analysis of Electrostatic Synchronous Micromotors Using Finite Elements Method

    V. Behjat, A. Vahedi, B. Hashemi, ACEMP 2004 Conference, Istanbul-Turkey

    • Sensorless Vector Control of PMSM Drive Using Wavenet Based Speed

    M. Shahnazari, A. Vahedi, D.A. Khaburi, ACEMP 2004 Conference, Istanbul-Turkey

    • Study of Slip Energy Recovery of Induction Motor Drive Using Matlab/Simulink

    H.Azizi, A. Vahedi, M.A.S.Masoum. UPEC 2004, Bristol, England, sept. 2004

    • Study Torque Ripple of The Side-Drive Electrostatic Micromotor

    V.Behjat and A.Vahedi. UPEC 2004, Bristol, England, sept. 2004

    • An Innovative Modeling Algorithm for Investigating PFC Performance

    E.Najafi and A.Vahedi. UPEC 2004, Bristol, England, sept. 2004

    • Design and Implementation of Programmable Scanner for investigation the Metal Bar in Concrete Structure

    H.Azizi, A. Vahedi, H.T.Shandiz. UPEC 2004, Bristol, England, sept. 2004

    • Study the Influence of Geometric Parameters on the Torque of Electrostatic Micromotors

    V. Behjat, A. Vahedi, H. Kouhnavard, I. Ziari ICEM 2004, Cracowa, Poland, sept. 2004

    • Charge & Discharge Stator Current Response Analysis to Identify SPIM Parameters

    Ziari, A. Vahedi, V. Behjat ICEM 2004, Cracowa, Poland, sept. 2004

    • Performance Analysis of a Solid Rotor Disk Induction Motor

    S. E. Abdollahi, M. Mirsalim, M. Mirzayee, A. Vahedi ICEM 2004, Cracowa, Poland, sept. 2004

    • Identification of Three Phase Induction Motor Using Combined Method

    Ziari, A. Vahedi, V. Behjat ICEM 2004, Cracowa, Poland, sept. 2004

    • Investigation of Wedge Holders Effect on Torque Calculation of a Solid Rotor Disc Induction Motor Using Two-Dimensional Finite Elements Method

    M. Hosseini Aliabadi, A.Vahedi and S. E. Abdollahi, IEEE GCC, Maname, Bahrain, Nov. 2004

    • Study of Parameters Effect on Voltage Distribution over HV Winding of Transformers Using Distributed Model

    M. Mallaki, A.Vahedi and A.Bali , ICMSAO , Sharjah, United Arab Emirates, Feburary 2005

    • Comparison of Different Modeling and Simulation Methods for Brushless DC Motors

    A. Halvai Niasar, H. Moghbeli and A.Vahedi, ICMSAO , Sharjah, United Arab Emirates, Feburary 2005

    • Inductive sensor for detecting metal bars in concrete structure; Design and Implementatio

    H.Azizi, A.Vahedi, H. Toossian Shandiz and I.Mzhari, ICMSAO , Sharjah, United Arab Emirates, Feburary 2005

    • Performance Analysis of Direct Power Controlled PWM Rectifier under Disturbed AC Line Voltage

    H.Azizi, A.Vahedi, ICREPQT Zaragoza, Espain, Mars 2005

    • Dynamic Modeling of Micro-Turbine Generation Systems Utilizing Matlab/Simulink Environment

    S. E. Abdollahi, A.Vahedi, ICREPQT Zaragoza, Espain, Mars 2005

    • Drive Train Design Methodology of a Series-Parallel Hybrid Electric Vehicle (SPHEV) and Determination of its Power Flow Control (PFC) Strategy

    A . Halvaei Niasar, H. Moghbelli, A. Vahedi, IEMDC San Antonio, USA, May 2005

    • Analysis and simulation of pulse transformer considering Leakage Inductance and Capacitance

    A.Vahedi , H. Heidari, F. Faghihi, CIRED 2005 Turin, Italy, Juin 2005

    • Using of High Temperature Superconductive in Secondary Winding of Two Types of Transformer: Fault Current Limiter and Current Injection Transformer

    H. Heidari, A.Vahedi , F. Faghihi, M.Safdari, CIRED 2005 Turin, Italy, Juin 2005

    • Drive Train Design Methodology of a Series-Parallel Hybrid Electric Vehicle (Hybrid HEV) and Determination of its Power Flow Control Strategy

    A. Halvai Niasar, H. Moghbelli, A. Vahedi; ", Proceeding of the 21st Electric Vehicle Symposium (EVS-21), Monaco, France, April 2-6, 2005.

    • A. Halvai Niasar, H. Moghbeli, A. Vahedi; "Modeling and Simulation Methods for Brushless DC Motor Drives ", Proceeding of the First International Conference on Modeling, Simulation and Applied Optimization, Sharjah, U.A.E. February 1-3, 2005, pp. ICMSAO, pp.05- 6 /05-6.

    • A. Halvai Niasar, H. Moghbeli, A. Vahedi; "Design Methodology of Drive Train for a Series-Parallel Hybrid Electric Vehicle (SPHEV) and its Power Flow Control Strategy", International Electric Machines and Drives Conference, IEEE, IEMDC'05, May 15-18, 2005, San Antonio, Texas.

    • A. Halvai Niasar, A. Vahedi, H. Moghbeli; "Speed Control of a Brushless DC Motor Drive via Adaptive Neuro-Fuzzy Controller based on Emotional Learning Algorithm", Accepted by the Eighth International Conference on Electrical Machines and Systems (ICEMS 2005), 27-29 Sept. 2005, Nanjing, China.

    • A. M. Kashtiban, A. Vahedi, A. Halvai Niasar; " Investigation of Winding Type effect on Leakage Flux of Single Phase Shell Type Transformer Using FEM", Accepted by the Eighth International Conference on Electrical Machines and Systems (ICEMS 2005), 27-29 Sept. 2005, Nanjing, China.

    • S.A.Kamali, A.Vahedi, A.Halvai Niasar; "Performance Analysis of HTS Fault Current Limiter Combined with a ZnO Varistor", Accepted by the Eighth International Conference on Electrical Machines and Systems (ICEMS 2005), 27-29 Sept. 2005, Nanjing, China. 

    • A. Halvai Niasar , H. Moghbelli, A. Vahedi; "Commutation Torque Ripple of Four-Switch Brushless DC Motor Drives_Part I: Analysis", The 9th International Workshop on Advanced Motion Control
    March 27-29, 2006, AMC2006, Turkey.

    • A. Halvai Niasar , H. Moghbelli, A. Vahedi; "Commutation Torque Ripple of Four-Switch Brushless DC Motor Drives_Part II: Controllability and Minimization", The 9th International Workshop on Advanced Motion Control, March 27-29, 2006, AMC2006, Turkey.

    • Hossein Azizi, Abolfazl Vahedi and Amir baktash, " Investigation of voltage unbalance, voltage sag and voltage fluctuation on DPC-PWM rectifier in advanced electrical machine drive system ", 22 International Power System Conference, PSC 2007

    •  Abolfazl Halvaei Niasar, Hassan Moghbeli and Abolfazl Vahedi, " Implementation of four-switch inverter for brushless dc motor drive based on tms320lf2407 DSP", IEEE – ICSPC 2007

    •  Halvaei Niasar, H. Moghbelli and A. Vahedi; " Sensorless Control of a Four-Switch, Three-Phase Brushless DC Motor Drive ", ICEE2007, May 2007

    • Amir Baktash, Abolfazl Vahedi and M.A.S. Masoum, "Improved switching table for direct power control of three-phase PWM rectifier ", IEEE – AUPEC 2007, Perth, pp.1-5

    •  Iman Mazhari, Abolfazl Vahedi and M.A.S. Masoum, " Induction motor load generator system using direct torque control method ", IEEE – AUPEC 2007, Perth, pp.1-6

    •  Halvaei Niasar, Hassan Moghbeli and Abolfazl Vahedi, "A novel sensorless control method for four-switch, brushless dc motor drive without using any 30 phase shifter ", Proceeding of international conference on electrical machines and system 2007, Oct. 8-11, Seoul , Korea, pp.408- 413

    • Halvaei Niasar, Abolfazl Vahedi and Hassan Moghbeli, " Torque control of brushless DC motor drive based on DSP technology ", Proceeding of international conference on electrical machines and system 2007, Oct. 8-11, Seoul , Korea, pp.524- 528

    •  V. Behjat and A. Vahedi, " Analysis and optimization of MEMS electrostatic microactuator ", IEEE Perspective Technologies and Methods in MEMS Design, MEMSTECH 2007, Srilanka, pp.1-7

    • H. Hooshyar, M. Savaghebi and A. Vahedi, " Synchronous generator: past, present and future " IEEE AFRICON 2007, South Africa

    •  Mazhari, R. Hadidi and A. Vahedi, " A comprehensive approach to Investigate parameters sensitivity of three phases induction motors using MATLAB/Simulink ",IEEE ICEE Pakistan 2007

    •  M. TALEBI, A. GHOLAMI, A. VAHEDI, M. RAHIMPOUR, H. SHAYANFAR,"A Genetic Algorithm Approach for Identifying Synchronous Generator Parameters from Excitation Disturbance Test" IEEE POWER ENGINEERING SOCIETY 2007 GENERAL MEETING 

    8- Books:

    •  Modeling & simulation of electric machinery (Translation Persian)

    S.Afsharnia, A.vahedi, Tehran University Press, 2005

    •  Design of small electric machines (Translation Persian)

    A.vahedi, S.Dehrooie, Iran University of Science & Technology Press, 2004

    •  Power Electronics and Electric machines drives (Translation Persian)

    A.vahedi, S.Afsharnia, Iran University of Science & Technology Press, 2000

    9- Professional Activities

    Academic Positions: Associate Professor

    Professional Employment:

    10- Administrative Responsibilities:

  • Head of power Engineering department in IUST(2008 - present)
  • Head of Electric machine research laboratory in IUST(2004 - present)
  • University Vice president in academic affairs in IUST (2001-2004)
  • Head of open education office in IUST (1999-2001)
  • 11- Postgraduate Projects:

    More than 35 M.Sc. Projects

    More than 5 Ph.D.Thesis

    12- Honors, Recognition and Outstanding Achievements for Teaching and Research:

    13- Research Labs:

    Special Machine & Drives

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