Control of Electric Machine Drive Systems

Size: px
Start display at page:

Download "Control of Electric Machine Drive Systems"

Transcription

1 Control of Electric Machine Drive Systems Seung-Ki Sul IEEE 1 PRESS к SERIES I 0N POWER ENGINEERING Mohamed E. El-Hawary, Series Editor IEEE PRESS WILEY A JOHN WILEY & SONS, INC., PUBLICATION

2 Contents Preface xiii 1 Introduction Introduction Electric Machine Drive System Trend of Development of Electric Machine Drive System Trend of Development of Power Semiconductor Trend of Development of Control Electronics Basics of Mechanics Basic Laws Force and Torque Moment of Inertia of a Rotating Body Equations of Motion for a Rigid Body Power and Energy Continuity of Physical Variables Torque Speed Curve of Typical Mechanical Loads Fan, Pump, and Blower Hoisting Load; Crane, Elevator Traction Load (Electric Vehicle, Electric Train) Tension Control Load 23 Problems 24 References 35 2 Basic Structure and Modeling of Electric Machines and Power Converters Structure and Modeling of DC Machine Analysis of Steady-State Operation Separately Excited Shunt Machine Series Excited DC Machine Analysis of Transient State of DC Machine Separately Excited Shunt Machine Power Electronic Circuit to Drive DC Machine Static Ward-Leonard System Four-Quadrants Chopper System Rotating Magnetic Motive Force Steady-State Analysis of a Synchronous Machine 58 vn

3 viii Contents 2.7 Linear Electric Machine Capability Curve of Synchronous Machine Round Rotor Synchronous Machine with Field Winding Permanent Magnet Synchronous Machine Parameter Variation of Synchronous Machine Stator and Field Winding Resistance Synchronous Inductance Back EMF Constant Steady-State Analysis of Induction Machine Steady-State Equivalent Circuit of an Induction Machine Constant Air Gap Flux Operation Generator Operation of an Induction Machine Variation of Parameters of an Induction Machine Variation of Rotor Resistance, R r Variation of Rotor Leakage Inductance, L fr Variation of Stator Resistance, R, Variation of Stator Leakage Inductance, L & Variation of Excitation Inductance, L m Variation of Resistance Representing Iron Loss, R m Classification of Induction Machines According to Speed-Torque Characteristics Quasi-Transient State Analysis Capability Curve of an Induction Machine Comparison of AC Machine and DC Machine Comparison of a Squirrel Cage Induction Machine and a Separately Excited DC Machine Comparison of a Permanent Magnet AC Machine and a Separately Excited DC Machine Variable-Speed Control of Induction Machine Based on Steady-State Characteristics Variable Speed Control of Induction Machine by Controlling Terminal Voltage Variable Speed Control of Induction Machine Based on Constant Air-Gap Flux (RSYF) Control Variable Speed Control of Induction Machine Based on Actual Speed Feedback Enhancement of Constant Air-Gap Flux Control with Feedback of Magnitude of Stator Current Modeling of Power Converters Three-Phase Diode/Thyristor Rectifier PWM Boost Rectifier Two-Quadrants Bidirectional DC/DC Converter Four-Quadrants DC/DC Converter Three-Phase PWM Inverter Matrix Converter Parameter Conversion Using Per Unit Method 106 Problems 108 References 114

4 Contents ix 3 Reference Frame Transformation and Transient State Analysis of Three-Phase AC Machines Complex Vector d-q-n Modeling of an Induction Machine Based on Complex Space Vector Equivalent Circuit of an Induction Machine at d-q-n AXIS Torque of the Induction Machine d-q-n Modeling of a Synchronous Machine Based on Complex Space Vector Equivalent Circuit of a Synchronous Machine at d-q-n AXIS Torque of a Synchronous Machine Equivalent Circuit and Torque of a Permanent Magnet Synchronous Machine Synchronous Reluctance Machine (SynRM) 144 Problems 146 References Design of Regulators for Electric Machines and Power Converters Active Damping Current Regulator Measurement of Current Current Regulator for Three-Phase-Controlled Rectifier Current Regulator for a DC Machine Driven by a PWM Chopper Anti-Wind-Up AC Current Regulator Speed Regulator Measurement of Speed/Position of Rotor of an Electric Machine Estimation of Speed with Incremental Encoder Estimation of Speed by a State Observer Р1ЛР Speed Regulator Enhancement of Speed Control Performance with Acceleration Information Speed Regulator with Anti-Wind-Up Controller Position Regulator Proportional-Proportional and Integral (P-PI) Regulator Feed-Forwarding of Speed Reference and Acceleration Reference Detection of Phase Angle of AC Voltage Detection of Phase Angle on Synchronous Reference Frame Detection of Phase Angle Using Positive Sequence Voltage on Synchronous Reference Frame Voltage Regulator Voltage Regulator for DC Link of PWM Boost Rectifier 215 Problems 218 References 228

5 x Contents 5 Vector Control Instantaneous Torque Control Separately Excited DC Machine Surface-Mounted Permanent Magnet Synchronous Motor (SMPMSM) Interior Permanent Magnet Synchronous Motor (IPMSM) Vector Control of Induction Machine Direct Vector Control Indirect Vector Control Rotor Flux Linkage Estimator Voltage Model Based on Stator Voltage Equation of an Induction Machine Current Model Based on Rotor Voltage Equation of an Induction Machine Hybrid Rotor Flux Linkage Estimator Enhanced Hybrid Estimator Flux Weakening Control Constraints of Voltage and Current to AC Machine Operating Region of Permanent Magnet AC Machine in Current Plane at Rotor Reference Frame Flux Weakening Control of Permanent Magnet Synchronous Machine Flux Weakening Control of Induction Machine Flux Regulator of Induction Machine 267 Problems 269 References Position/Speed Sensorless Control of AC Machines Sensorless Control of Induction Machine Model Reference Adaptive System (MRAS) Adaptive Speed Observer (ASO) Sensorless Control of Surface-Mounted Permanent Magnet Synchronous Machine (SMPMSM) Sensorless Control of Interior Permanent Magnet Synchronous Machine (IPMSM) Sensorless Control Employing High-Frequency Signal Injection Inherently Salient Rotor Machine AC Machine with Nonsalient Rotor 305 Problems 317 References Practical Issues Output Voltage Distortion Due to Dead Time and Its Compensation Compensation of Dead Time Effect 325

6 Contents xi Zero Current Clamping (ZCC) Voltage Distortion Due to Stray Capacitance of Semiconductor Switches Prediction of Switching Instant Measurement of Phase Current Modeling of Time Delay of Current Measurement System Offset and Scale Errors in Current Measurement Problems Due to Digital Signal Processing of Current Regulation Loop Modeling and Compensation of Current Regulation Error Due to Digital Delay Error in Current Sampling 346 Problems 350 References 353 Appendix A Measurement and Estimation of Parameters of Electric Machinery 354 A. 1 Parameter Estimation 354 A. 1.1 DC Machine 355 A. 1.2 Estimation of Parameters of Induction Machine 357 A.2 Parameter Estimation of Electric Machines Using Regulators of Drive System 361 A.2.1 Feedback Control System 361 A.2.2 Back EMF Constant of DC Machine, К 363 A.2.3 Stator Winding Resistance of Three-Phase AC Machine, R s 363 A.2.4 Induction Machine Parameters 365 A.2.5 Permanent Magnet Synchronous Machine 370 A.3 Estimation of Mechanical Parameters 374 A.3.1 Estimation Based on Mechanical Equation 374 A.3.2 Estimation Using Integral Process 376 References 380 Appendix В d-q Modeling Using Matrix Equations 381 B.l Reference Frame and Transformation Matrix 381 B.2 d-q Modeling of Induction Machine Using Transformation Matrix 386 B.3 d-q Modeling of Synchronous Machine Using Transformation Matrix 390 Index 391 IEEE Press Series on Power Engineering 401

Control of Electric Machine Drive Systems. Seung-Ki Sul

Control of Electric Machine Drive Systems. Seung-Ki Sul Control of Electric Machine Drive Systems Seung-Ki Sul Control of Electric Machine Drive Systems IEEE Press 445 Hoes Lane Piscataway, NJ 08854 IEEE Press Editorial Board Lajos Hanzo, Editor in Chief R.

More information

HIGH PERFORMANCE CONTROL OF AC DRIVES WITH MATLAB/SIMULINK MODELS

HIGH PERFORMANCE CONTROL OF AC DRIVES WITH MATLAB/SIMULINK MODELS HIGH PERFORMANCE CONTROL OF AC DRIVES WITH MATLAB/SIMULINK MODELS Haitham Abu-Rub Texas A&M University at Qatar, Qatar Atif Iqbal Qatar University, Qatar and Aligarh Muslim University, India Jaroslaw Guzinski

More information

Contents. About the Authors. Abbreviations and Symbols

Contents. About the Authors. Abbreviations and Symbols About the Authors Preface Abbreviations and Symbols xi xiii xv 1 Principal Laws and Methods in Electrical Machine Design 1 1.1 Electromagnetic Principles 1 1.2 Numerical Solution 9 1.3 The Most Common

More information

Bahram Amin. Induction Motors. Analysis and Torque Control. With 41 Figures and 50 diagrams (simulation plots) Springer

Bahram Amin. Induction Motors. Analysis and Torque Control. With 41 Figures and 50 diagrams (simulation plots) Springer Bahram Amin Induction Motors Analysis and Torque Control With 41 Figures and 50 diagrams (simulation plots) Springer 1 Main Parameters of Induction Motors 1.1 Introduction 1 1.2 Structural Elements of

More information

Type of loads Active load torque: - Passive load torque :-

Type of loads Active load torque: - Passive load torque :- Type of loads Active load torque: - Active torques continues to act in the same direction irrespective of the direction of the drive. e.g. gravitational force or deformation in elastic bodies. Passive

More information

CHAPTER 2 CURRENT SOURCE INVERTER FOR IM CONTROL

CHAPTER 2 CURRENT SOURCE INVERTER FOR IM CONTROL 9 CHAPTER 2 CURRENT SOURCE INVERTER FOR IM CONTROL 2.1 INTRODUCTION AC drives are mainly classified into direct and indirect converter drives. In direct converters (cycloconverters), the AC power is fed

More information

UNIT-III STATOR SIDE CONTROLLED INDUCTION MOTOR DRIVE

UNIT-III STATOR SIDE CONTROLLED INDUCTION MOTOR DRIVE UNIT-III STATOR SIDE CONTROLLED INDUCTION MOTOR DRIVE 3.1 STATOR VOLTAGE CONTROL The induction motor 'speed can be controlled by varying the stator voltage. This method of speed control is known as stator

More information

Fundamentals of Power Electronics

Fundamentals of Power Electronics Fundamentals of Power Electronics SECOND EDITION Robert W. Erickson Dragan Maksimovic University of Colorado Boulder, Colorado Preface 1 Introduction 1 1.1 Introduction to Power Processing 1 1.2 Several

More information

PART 2 - ACTUATORS. 6.0 Stepper Motors. 6.1 Principle of Operation

PART 2 - ACTUATORS. 6.0 Stepper Motors. 6.1 Principle of Operation 6.1 Principle of Operation PART 2 - ACTUATORS 6.0 The actuator is the device that mechanically drives a dynamic system - Stepper motors are a popular type of actuators - Unlike continuous-drive actuators,

More information

EEE, St Peter s University, India 2 EEE, Vel s University, India

EEE, St Peter s University, India 2 EEE, Vel s University, India Torque ripple reduction of switched reluctance motor drives below the base speed using commutation angles control S.Vetriselvan 1, Dr.S.Latha 2, M.Saravanan 3 1, 3 EEE, St Peter s University, India 2 EEE,

More information

A Dynamic Modeling Permanent Magnet Synchronous Motor Drive System

A Dynamic Modeling Permanent Magnet Synchronous Motor Drive System A Dynamic Modeling Permanent Magnet Synchronous Motor Drive System MISS. KINJAL G. PATEL P.G. Student, Department of Electrical Engineering SSSRGI, Vadasma, Mehsana MR. CHIRAG V. PATEL Assistant Professor,

More information

Sascha Stegen School of Electrical Engineering, Griffith University, Australia

Sascha Stegen School of Electrical Engineering, Griffith University, Australia Sascha Stegen School of Electrical Engineering, Griffith University, Australia Electrical Machines and Drives Motors Generators Power Electronics and Drives Open-loop inverter-fed General arrangement of

More information

Matlab Simulation of Induction Motor Drive using V/f Control Method

Matlab Simulation of Induction Motor Drive using V/f Control Method IJSRD - International Journal for Scientific Research & Development Vol. 5, Issue 01, 2017 ISSN (online): 2321-0613 Matlab Simulation of Induction Motor Drive using V/f Control Method Mitul Vekaria 1 Darshan

More information

SPEED CONTROL OF PERMANENT MAGNET SYNCHRONOUS MOTOR USING VOLTAGE SOURCE INVERTER

SPEED CONTROL OF PERMANENT MAGNET SYNCHRONOUS MOTOR USING VOLTAGE SOURCE INVERTER SPEED CONTROL OF PERMANENT MAGNET SYNCHRONOUS MOTOR USING VOLTAGE SOURCE INVERTER Kushal Rajak 1, Rajendra Murmu 2 1,2 Department of Electrical Engineering, B I T Sindri, (India) ABSTRACT This paper presents

More information

EE 410/510: Electromechanical Systems Chapter 5

EE 410/510: Electromechanical Systems Chapter 5 EE 410/510: Electromechanical Systems Chapter 5 Chapter 5. Induction Machines Fundamental Analysis ayssand dcontrol o of Induction Motors Two phase induction motors Lagrange Eqns. (optional) Torque speed

More information

User Guide IRMCS3041 System Overview/Guide. Aengus Murray. Table of Contents. Introduction

User Guide IRMCS3041 System Overview/Guide. Aengus Murray. Table of Contents. Introduction User Guide 0607 IRMCS3041 System Overview/Guide By Aengus Murray Table of Contents Introduction... 1 IRMCF341 Application Circuit... 2 Sensorless Control Algorithm... 4 Velocity and Current Control...

More information

3.1.Introduction. Synchronous Machines

3.1.Introduction. Synchronous Machines 3.1.Introduction Synchronous Machines A synchronous machine is an ac rotating machine whose speed under steady state condition is proportional to the frequency of the current in its armature. The magnetic

More information

CHAPTER 3 VOLTAGE SOURCE INVERTER (VSI)

CHAPTER 3 VOLTAGE SOURCE INVERTER (VSI) 37 CHAPTER 3 VOLTAGE SOURCE INVERTER (VSI) 3.1 INTRODUCTION This chapter presents speed and torque characteristics of induction motor fed by a new controller. The proposed controller is based on fuzzy

More information

CONVERTERS IN POWER VOLTAGE-SOURCED SYSTEMS. Modeling, Control, and Applications IEEE UNIVERSITATSBIBLIOTHEK HANNOVER. Amirnaser Yazdani.

CONVERTERS IN POWER VOLTAGE-SOURCED SYSTEMS. Modeling, Control, and Applications IEEE UNIVERSITATSBIBLIOTHEK HANNOVER. Amirnaser Yazdani. VOLTAGE-SOURCED CONVERTERS IN POWER SYSTEMS Modeling, Control, and Applications Amirnaser Yazdani University of Western Ontario Reza Iravani University of Toronto r TECHNISCHE INFORMATIONSBIBLIOTHEK UNIVERSITATSBIBLIOTHEK

More information

ELECTRIC MACHINES MODELING, CONDITION MONITORING, SEUNGDEOG CHOI HOMAYOUN MESHGIN-KELK AND FAULT DIAGNOSIS HAMID A. TOLIYAT SUBHASIS NANDI

ELECTRIC MACHINES MODELING, CONDITION MONITORING, SEUNGDEOG CHOI HOMAYOUN MESHGIN-KELK AND FAULT DIAGNOSIS HAMID A. TOLIYAT SUBHASIS NANDI ELECTRIC MACHINES MODELING, CONDITION MONITORING, AND FAULT DIAGNOSIS HAMID A. TOLIYAT SUBHASIS NANDI SEUNGDEOG CHOI HOMAYOUN MESHGIN-KELK CRC Press is an imprint of the Taylor & Francis Croup, an informa

More information

User Guide Introduction. IRMCS3043 System Overview/Guide. International Rectifier s imotion Team. Table of Contents

User Guide Introduction. IRMCS3043 System Overview/Guide. International Rectifier s imotion Team. Table of Contents User Guide 08092 IRMCS3043 System Overview/Guide By International Rectifier s imotion Team Table of Contents IRMCS3043 System Overview/Guide... 1 Introduction... 1 IRMCF343 Application Circuit... 2 Power

More information

Simulation and Dynamic Response of Closed Loop Speed Control of PMSM Drive Using Fuzzy Controller

Simulation and Dynamic Response of Closed Loop Speed Control of PMSM Drive Using Fuzzy Controller Simulation and Dynamic Response of Closed Loop Speed Control of PMSM Drive Using Fuzzy Controller Anguru Sraveen Babu M.Tech Student Scholar Dept of Electrical & Electronics Engineering, Baba Institute

More information

Chhattisgarh Swami Vivekanand Technical University, Bhilai

Chhattisgarh Swami Vivekanand Technical University, Bhilai Scheme of teaching and examination M.E.(POWER ELECTRONICS) in the Department of Electrical Engg. IIIrd SEMESTER S N Board of study Subject code 1 Electrical Engg. 562311(24) Subject Name Static VAR Controller

More information

Page ENSC387 - Introduction to Electro-Mechanical Sensors and Actuators: Simon Fraser University Engineering Science

Page ENSC387 - Introduction to Electro-Mechanical Sensors and Actuators: Simon Fraser University Engineering Science Motor Driver and Feedback Control: The feedback control system of a dc motor typically consists of a microcontroller, which provides drive commands (rotation and direction) to the driver. The driver is

More information

Experiment 3. Performance of an induction motor drive under V/f and rotor flux oriented controllers.

Experiment 3. Performance of an induction motor drive under V/f and rotor flux oriented controllers. University of New South Wales School of Electrical Engineering & Telecommunications ELEC4613 - ELECTRIC DRIVE SYSTEMS Experiment 3. Performance of an induction motor drive under V/f and rotor flux oriented

More information

Generalized Theory Of Electrical Machines

Generalized Theory Of Electrical Machines Essentials of Rotating Electrical Machines Generalized Theory Of Electrical Machines All electrical machines are variations on a common set of fundamental principles, which apply alike to dc and ac types,

More information

Adaptive Flux-Weakening Controller for IPMSM Drives

Adaptive Flux-Weakening Controller for IPMSM Drives Adaptive Flux-Weakening Controller for IPMSM Drives Silverio BOLOGNANI 1, Sandro CALLIGARO 2, Roberto PETRELLA 2 1 Department of Electrical Engineering (DIE), University of Padova (Italy) 2 Department

More information

Simulation and Dynamic Response of Closed Loop Speed Control of PMSM Drive Using Fuzzy Controller

Simulation and Dynamic Response of Closed Loop Speed Control of PMSM Drive Using Fuzzy Controller Simulation and Dynamic Response of Closed Loop Speed Control of PMSM Drive Using Fuzzy Controller Anguru Sraveen Babu M.Tech Student Scholar Department of Electrical & Electronics Engineering, Baba Institute

More information

Stability of Voltage using Different Control strategies In Isolated Self Excited Induction Generator for Variable Speed Applications

Stability of Voltage using Different Control strategies In Isolated Self Excited Induction Generator for Variable Speed Applications Stability of Voltage using Different Control strategies In Isolated Self Excited Induction Generator for Variable Speed Applications Shilpa G.K #1, Plasin Francis Dias *2 #1 Student, Department of E&CE,

More information

1. Introduction 1.1 Motivation and Objectives

1. Introduction 1.1 Motivation and Objectives 1. Introduction 1.1 Motivation and Objectives Today, the analysis and design of complex power electronic systems such as motor drives is usually done using a modern simulation software which can provide

More information

Module 7. Electrical Machine Drives. Version 2 EE IIT, Kharagpur 1

Module 7. Electrical Machine Drives. Version 2 EE IIT, Kharagpur 1 Module 7 Electrical Machine Drives Version 2 EE IIT, Kharagpur 1 Lesson 34 Electrical Actuators: Induction Motor Drives Version 2 EE IIT, Kharagpur 2 Instructional Objectives After learning the lesson

More information

CHAPTER 2 D-Q AXES FLUX MEASUREMENT IN SYNCHRONOUS MACHINES

CHAPTER 2 D-Q AXES FLUX MEASUREMENT IN SYNCHRONOUS MACHINES 22 CHAPTER 2 D-Q AXES FLUX MEASUREMENT IN SYNCHRONOUS MACHINES 2.1 INTRODUCTION For the accurate analysis of synchronous machines using the two axis frame models, the d-axis and q-axis magnetic characteristics

More information

POWER ISIPO 29 ISIPO 27

POWER ISIPO 29 ISIPO 27 SI NO. TOPICS FIELD ISIPO 01 A Low-Cost Digital Control Scheme for Brushless DC Motor Drives in Domestic Applications ISIPO 02 A Three-Level Full-Bridge Zero-Voltage Zero-Current Switching With a Simplified

More information

EE 560 Electric Machines and Drives. Autumn 2014 Final Project. Contents

EE 560 Electric Machines and Drives. Autumn 2014 Final Project. Contents EE 560 Electric Machines and Drives. Autumn 2014 Final Project Page 1 of 53 Prof. N. Nagel December 8, 2014 Brian Howard Contents Introduction 2 Induction Motor Simulation 3 Current Regulated Induction

More information

Conventional Paper-II-2013

Conventional Paper-II-2013 1. All parts carry equal marks Conventional Paper-II-013 (a) (d) A 0V DC shunt motor takes 0A at full load running at 500 rpm. The armature resistance is 0.4Ω and shunt field resistance of 176Ω. The machine

More information

ELECTRONIC CONTROL OF A.C. MOTORS

ELECTRONIC CONTROL OF A.C. MOTORS CONTENTS C H A P T E R46 Learning Objectives es Classes of Electronic AC Drives Variable Frequency Speed Control of a SCIM Variable Voltage Speed Control of a SCIM Chopper Speed Control of a WRIM Electronic

More information

Synchronous Current Control of Three phase Induction motor by CEMF compensation

Synchronous Current Control of Three phase Induction motor by CEMF compensation Synchronous Current Control of Three phase Induction motor by CEMF compensation 1 Kiran NAGULAPATI, 2 Dhanamjaya Appa Rao, 3 Anil Kumar VANAPALLI 1,2,3 Assistant Professor, ANITS, Sangivalasa, Visakhapatnam,

More information

Mitigation of Cross-Saturation Effects in Resonance-Based Sensorless Switched Reluctance Drives

Mitigation of Cross-Saturation Effects in Resonance-Based Sensorless Switched Reluctance Drives Mitigation of Cross-Saturation Effects in Resonance-Based Sensorless Switched Reluctance Drives K.R. Geldhof, A. Van den Bossche and J.A.A. Melkebeek Department of Electrical Energy, Systems and Automation

More information

SVPWM Based Speed Control of Induction Motor with Three Level Inverter Using Proportional Integral Controller

SVPWM Based Speed Control of Induction Motor with Three Level Inverter Using Proportional Integral Controller SVPWM Based Speed Control of Induction Motor with Three Level Inverter Using Proportional Integral Controller Vikramarajan Jambulingam Electrical and Electronics Engineering, VIT University, India. Abstract

More information

POWER ELECTRONICS. Converters, Applications, and Design. NED MOHAN Department of Electrical Engineering University of Minnesota Minneapolis, Minnesota

POWER ELECTRONICS. Converters, Applications, and Design. NED MOHAN Department of Electrical Engineering University of Minnesota Minneapolis, Minnesota POWER ELECTRONICS Converters, Applications, and Design THIRD EDITION NED MOHAN Department of Electrical Engineering University of Minnesota Minneapolis, Minnesota TORE M. UNDELAND Department of Electrical

More information

Three Phase Induction Motor Drive Using Single Phase Inverter and Constant V/F method

Three Phase Induction Motor Drive Using Single Phase Inverter and Constant V/F method Three Phase Induction Motor Drive Using Single Phase Inverter and Constant V/F method Nitin Goel 1, Shashi yadav 2, Shilpa 3 Assistant Professor, Dept. of EE, YMCA University of Science & Technology, Faridabad,

More information

INSTANTANEOUS POWER THEORY AND APPLICATIONS TO POWER CONDITIONING

INSTANTANEOUS POWER THEORY AND APPLICATIONS TO POWER CONDITIONING INSTANTANEOUS POWER THEORY AND APPLICATIONS TO POWER CONDITIONING Hirofumi Akagi Professor of Electrica! Engineering TIT Tokyo Institute of Technology, Japan Edson Hirokazu Watanabe Professor of Electrica!

More information

FOR the last decade, many research efforts have been made

FOR the last decade, many research efforts have been made IEEE TRANSACTIONS ON POWER ELECTRONICS, VOL. 19, NO. 6, NOVEMBER 2004 1601 A Novel Approach for Sensorless Control of PM Machines Down to Zero Speed Without Signal Injection or Special PWM Technique Chuanyang

More information

International Journal of Advance Engineering and Research Development

International Journal of Advance Engineering and Research Development Scientific Journal of Impact Factor (SJIF): 4.72 International Journal of Advance Engineering and Research Development Volume 4, Issue 4, April -217 e-issn (O): 2348-447 p-issn (P): 2348-646 Analysis,

More information

Reduction of Harmonics and Torque Ripples of BLDC Motor by Cascaded H-Bridge Multi Level Inverter Using Current and Speed Control Techniques

Reduction of Harmonics and Torque Ripples of BLDC Motor by Cascaded H-Bridge Multi Level Inverter Using Current and Speed Control Techniques Reduction of Harmonics and Torque Ripples of BLDC Motor by Cascaded H-Bridge Multi Level Inverter Using Current and Speed Control Techniques A. Sneha M.Tech. Student Scholar Department of Electrical &

More information

Implementation and position control performance of a position-sensorless IPM motor drive system based on magnetic saliency

Implementation and position control performance of a position-sensorless IPM motor drive system based on magnetic saliency Engineering Electrical Engineering fields Okayama University Year 1998 Implementation and position control performance of a position-sensorless IPM motor drive system based on magnetic saliency Satoshi

More information

CHAPTER 1 INTRODUCTION

CHAPTER 1 INTRODUCTION CHAPTER 1 INTRODUCTION 1.1 Introduction Power semiconductor devices constitute the heart of the modern power electronics, and are being extensively used in power electronic converters in the form of a

More information

Analog Devices: High Efficiency, Low Cost, Sensorless Motor Control.

Analog Devices: High Efficiency, Low Cost, Sensorless Motor Control. Analog Devices: High Efficiency, Low Cost, Sensorless Motor Control. Dr. Tom Flint, Analog Devices, Inc. Abstract In this paper we consider the sensorless control of two types of high efficiency electric

More information

SYNCHRONOUS MACHINES

SYNCHRONOUS MACHINES SYNCHRONOUS MACHINES The geometry of a synchronous machine is quite similar to that of the induction machine. The stator core and windings of a three-phase synchronous machine are practically identical

More information

1. Explain in detail the constructional details and working of DC motor.

1. Explain in detail the constructional details and working of DC motor. DHANALAKSHMI SRINIVASAN INSTITUTE OF RESEARCH AND TECHNOLOGY, PERAMBALUR DEPT OF ECE EC6352-ELECTRICAL ENGINEERING AND INSTRUMENTATION UNIT 1 PART B 1. Explain in detail the constructional details and

More information

Compensation for Multilevel Voltage Waveform Generated by Dual Inverter System

Compensation for Multilevel Voltage Waveform Generated by Dual Inverter System 28 2st International Conference on Electrical Machines and Systems (ICEMS) October 7-, 28 Jeju, Korea Compensation for Multilevel Voltage Waveform Generated by Dual Inverter System Yoshiaki Oto Environment

More information

Overview of IAL Software Programs for the Calculation of Electrical Drive Systems

Overview of IAL Software Programs for the Calculation of Electrical Drive Systems for the Calculation of Electrical Drive Systems Combines FEM with analytical post-processing analytical Machine type Topic Electrically excited Salientpole rotor Synchronous machines Cylindrical rotor

More information

Inductance Based Sensorless Control of Switched Reluctance Motor

Inductance Based Sensorless Control of Switched Reluctance Motor I J C T A, 9(16), 2016, pp. 8135-8142 International Science Press Inductance Based Sensorless Control of Switched Reluctance Motor Pradeep Vishnuram*, Siva T.**, Sridhar R.* and Narayanamoorthi R.* ABSTRACT

More information

SINGLE PHASE BRIDGELESS PFC FOR PI CONTROLLED THREE PHASE INDUCTION MOTOR DRIVE

SINGLE PHASE BRIDGELESS PFC FOR PI CONTROLLED THREE PHASE INDUCTION MOTOR DRIVE SINGLE PHASE BRIDGELESS PFC FOR PI CONTROLLED THREE PHASE INDUCTION MOTOR DRIVE Sweatha Sajeev 1 and Anna Mathew 2 1 Department of Electrical and Electronics Engineering, Rajagiri School of Engineering

More information

ANALYSIS OF EFFECTS OF VECTOR CONTROL ON TOTAL CURRENT HARMONIC DISTORTION OF ADJUSTABLE SPEED AC DRIVE

ANALYSIS OF EFFECTS OF VECTOR CONTROL ON TOTAL CURRENT HARMONIC DISTORTION OF ADJUSTABLE SPEED AC DRIVE ANALYSIS OF EFFECTS OF VECTOR CONTROL ON TOTAL CURRENT HARMONIC DISTORTION OF ADJUSTABLE SPEED AC DRIVE KARTIK TAMVADA Department of E.E.E, V.S.Lakshmi Engineering College for Women, Kakinada, Andhra Pradesh,

More information

Design of A Closed Loop Speed Control For BLDC Motor

Design of A Closed Loop Speed Control For BLDC Motor International Refereed Journal of Engineering and Science (IRJES) ISSN (Online) 2319-183X, (Print) 2319-1821 Volume 3, Issue 11 (November 214), PP.17-111 Design of A Closed Loop Speed Control For BLDC

More information

Sistemi per il controllo motori

Sistemi per il controllo motori Sistemi per il controllo motori TALENTIS 4ª SESSIONE - 28 MAGGIO 2018 Speaker: Ing. Giuseppe Scuderi Automation and Motion control team Central Lab Prodotti ST per il controllo motori 2 Applicazioni e

More information

Cost Effective Control of Permanent Magnet Brushless Dc Motor Drive

Cost Effective Control of Permanent Magnet Brushless Dc Motor Drive Cost Effective Control of Permanent Magnet Brushless Dc Motor Drive N.Muraly #1 #1 Lecturer, Department of Electrical and Electronics Engineering, Karaikal Polytechnic College, Karaikal, India. Abstract-

More information

Electrical Drives I. Week 4-5-6: Solid state dc drives- closed loop control of phase controlled DC drives

Electrical Drives I. Week 4-5-6: Solid state dc drives- closed loop control of phase controlled DC drives Electrical Drives I Week 4-5-6: Solid state dc drives- closed loop control of phase controlled DC drives DC Drives control- DC motor without control Speed Control Strategy: below base speed: V t control

More information

Placement Paper For Electrical

Placement Paper For Electrical Placement Paper For Electrical Q.1 The two windings of a transformer is (A) conductively linked. (B) inductively linked. (C) not linked at all. (D) electrically linked. Ans : B Q.2 A salient pole synchronous

More information

NEW ADAPTIVE SPEED CONTROLLER FOR IPMSM DRIVE

NEW ADAPTIVE SPEED CONTROLLER FOR IPMSM DRIVE NEW ADAPTIVE SPEED CONTROLLER FOR IPMSM DRIVE Aadyasha Patel 1, Karthigha D. 2, Sathiya K. 3 1, 2, 3 Assistant Professor, Electrical & Electronics Engineering, PSVP Engineering College, Tamil Nadu, India

More information

CHAPTER-III MODELING AND IMPLEMENTATION OF PMBLDC MOTOR DRIVE

CHAPTER-III MODELING AND IMPLEMENTATION OF PMBLDC MOTOR DRIVE CHAPTER-III MODELING AND IMPLEMENTATION OF PMBLDC MOTOR DRIVE 3.1 GENERAL The PMBLDC motors used in low power applications (up to 5kW) are fed from a single-phase AC source through a diode bridge rectifier

More information

Speed control of sensorless BLDC motor with two side chopping PWM

Speed control of sensorless BLDC motor with two side chopping PWM IOSR Journal of Electrical and Electronics Engineering (IOSR-JEEE) e-issn: 2278-1676,p-ISSN: 2320-3331, Volume 6, Issue 3 (May. - Jun. 2013), PP 16-20 Speed control of sensorless BLDC motor with two side

More information

SPEED CONTROL OF SENSORLESS BLDC MOTOR WITH FIELD ORIENTED CONTROL

SPEED CONTROL OF SENSORLESS BLDC MOTOR WITH FIELD ORIENTED CONTROL ISSN: 2349-2503 SPEED CONTROL OF SENSORLESS BLDC MOTOR WITH FIELD ORIENTED CONTROL JMuthupandi 1 DCitharthan 2 MVaratharaj 3 1 (UG Scholar/EEE department/ Christ the king engg college/ Coimbatore/India/

More information

CHAPTER 3 EQUIVALENT CIRCUIT AND TWO AXIS MODEL OF DOUBLE WINDING INDUCTION MOTOR

CHAPTER 3 EQUIVALENT CIRCUIT AND TWO AXIS MODEL OF DOUBLE WINDING INDUCTION MOTOR 35 CHAPTER 3 EQUIVALENT CIRCUIT AND TWO AXIS MODEL OF DOUBLE WINDING INDUCTION MOTOR 3.1 INTRODUCTION DWIM consists of two windings on the same stator core and a squirrel cage rotor. One set of winding

More information

TRACK VOLTAGE APPROACH USING CONVENTIONAL PI AND FUZZY LOGIC CONTROLLER FOR PERFORMANCE COMPARISON OF BLDC MOTOR DRIVE SYSTEM FED BY CUK CONVERTER

TRACK VOLTAGE APPROACH USING CONVENTIONAL PI AND FUZZY LOGIC CONTROLLER FOR PERFORMANCE COMPARISON OF BLDC MOTOR DRIVE SYSTEM FED BY CUK CONVERTER International Journal of Mechanical Engineering and Technology (IJMET) Volume 9, Issue 12, December 2018, pp. 778 786, Article ID: IJMET_09_12_078 Available online at http://www.ia aeme.com/ijmet/issues.asp?jtype=ijmet&vtype=

More information

Latest Control Technology in Inverters and Servo Systems

Latest Control Technology in Inverters and Servo Systems Latest Control Technology in Inverters and Servo Systems Takao Yanase Hidetoshi Umida Takashi Aihara. Introduction Inverters and servo systems have achieved small size and high performance through the

More information

Simulation of Speed Control of Induction Motor with DTC Scheme Patel Divyaben Lalitbhai 1 Prof. C. A. Patel 2 Mr. B. R. Nanecha 3

Simulation of Speed Control of Induction Motor with DTC Scheme Patel Divyaben Lalitbhai 1 Prof. C. A. Patel 2 Mr. B. R. Nanecha 3 IJSRD - International Journal for Scientific Research & Development Vol. 3, Issue 09, 2015 ISSN (online): 2321-0613 Simulation of Speed Control of Induction Motor with DTC Scheme Patel Divyaben Lalitbhai

More information

INSTITUTE OF AERONAUTICAL ENGINEERING (AUTONOMOUS) Dundigal, Hyderabad

INSTITUTE OF AERONAUTICAL ENGINEERING (AUTONOMOUS) Dundigal, Hyderabad INSTITUTE OF AERONAUTICAL ENGINEERING (AUTONOMOUS) Dundigal, Hyderabad - 500 043 CIVIL ENGINEERING ASSIGNMENT Name : Electrical and Electronics Engineering Code : A30203 Class : II B. Tech I Semester Branch

More information

Induction motor control by vector control method.

Induction motor control by vector control method. International Refereed Journal of Engineering and Science (IRJES) e- ISSN :2319-183X p-issn : 2319-1821 On Recent Advances in Electrical Engineering Induction motor control by vector control method. Miss.

More information

CONTENTS. Chapter 1. Introduction to Power Conversion 1. Basso_FM.qxd 11/20/07 8:39 PM Page v. Foreword xiii Preface xv Nomenclature

CONTENTS. Chapter 1. Introduction to Power Conversion 1. Basso_FM.qxd 11/20/07 8:39 PM Page v. Foreword xiii Preface xv Nomenclature Basso_FM.qxd 11/20/07 8:39 PM Page v Foreword xiii Preface xv Nomenclature xvii Chapter 1. Introduction to Power Conversion 1 1.1. Do You Really Need to Simulate? / 1 1.2. What You Will Find in the Following

More information

Low Cost Power Converter with Improved Performance for Switched Reluctance Motor Drives

Low Cost Power Converter with Improved Performance for Switched Reluctance Motor Drives ISSN (Online) : 2319-8753 ISSN (Print) : 2347-6710 International Journal of Innovative Research in Science, Engineering and Technology Volume 3, Special Issue 3, March 2014 2014 International Conference

More information

Direct Grid Connection of Permanent Magnet Synchronus Motor Using Auxiliary Inverter and Matrix Converter with Transition Control

Direct Grid Connection of Permanent Magnet Synchronus Motor Using Auxiliary Inverter and Matrix Converter with Transition Control Direct Grid Connection of Permanent Magnet Synchronus Motor Using Auxiliary Inverter and Matrix Converter with Transition Control *Tsuyoshi Nagano, *Jun-ichi Itoh *Nagaoka University of Technology Nagaoka,

More information

IOCL Electrical Engineering Technical Paper

IOCL Electrical Engineering Technical Paper IOCL Electrical Engineering Technical Paper 1. Which one of the following statements is NOT TRUE for a continuous time causal and stable LTI system? (A) All the poles of the system must lie on the left

More information

IN MANY industrial applications, ac machines are preferable

IN MANY industrial applications, ac machines are preferable IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS, VOL. 46, NO. 1, FEBRUARY 1999 111 Automatic IM Parameter Measurement Under Sensorless Field-Oriented Control Yih-Neng Lin and Chern-Lin Chen, Member, IEEE Abstract

More information

Step vs. Servo Selecting the Best

Step vs. Servo Selecting the Best Step vs. Servo Selecting the Best Dan Jones Over the many years, there have been many technical papers and articles about which motor is the best. The short and sweet answer is let s talk about the application.

More information

BECAUSE OF their low cost and high reliability, many

BECAUSE OF their low cost and high reliability, many 824 IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS, VOL. 45, NO. 5, OCTOBER 1998 Sensorless Field Orientation Control of Induction Machines Based on a Mutual MRAS Scheme Li Zhen, Member, IEEE, and Longya

More information

PREDICTIVE CONTROL OF POWER CONVERTERS AND ELECTRICAL DRIVES

PREDICTIVE CONTROL OF POWER CONVERTERS AND ELECTRICAL DRIVES PREDICTIVE CONTROL OF POWER CONVERTERS AND ELECTRICAL DRIVES PREDICTIVE CONTROL OF POWER CONVERTERS AND ELECTRICAL DRIVES Jose Rodriguez and Patricio Cortes Universidad Tecnica Federico Santa Maria, Valparaiso,

More information

Power Factor Improvement with Single Phase Diode Rectifier in Interior Permanent Magnet Motor

Power Factor Improvement with Single Phase Diode Rectifier in Interior Permanent Magnet Motor Power Factor Improvement with Single Phase Diode Rectifier in Interior Permanent Magnet Motor G.Sukant 1, N.Jayalakshmi 2 PG Student Shri Andal Alagar college of Engineering, Tamilnadu, India 1 PG Student,

More information

Harnessing of wind power in the present era system

Harnessing of wind power in the present era system International Journal of Scientific & Engineering Research Volume 3, Issue 1, January-2012 1 Harnessing of wind power in the present era system Raghunadha Sastry R, Deepthy N Abstract This paper deals

More information

ROTOR FLUX VECTOR CONTROL TRACKING FOR SENSORLESS INDUCTION MOTOR

ROTOR FLUX VECTOR CONTROL TRACKING FOR SENSORLESS INDUCTION MOTOR International Journal of Scientific & Engineering Research, Volume 7, Issue 4, April-2016 668 ROTOR FLUX VECTOR CONTROL TRACKING FOR SENSORLESS INDUCTION MOTOR Fathima Farook 1, Reeba Sara Koshy 2 Abstract

More information

ELG2336 Introduction to Electric Machines

ELG2336 Introduction to Electric Machines ELG2336 Introduction to Electric Machines Magnetic Circuits DC Machine Shunt: Speed control Series: High torque Permanent magnet: Efficient AC Machine Synchronous: Constant speed Induction machine: Cheap

More information

Rare-Earth-Less Motor with Field Poles Excited by Space Harmonics

Rare-Earth-Less Motor with Field Poles Excited by Space Harmonics Rare-Earth-Less Motor with Field Poles Excited by Space Harmonics Theory of Self-Excitation and Magnetic Circuit Design Masahiro Aoyama Toshihiko Noguchi Department of Environment and Energy System, Graduate

More information

CHAPTER 3 WAVELET TRANSFORM BASED CONTROLLER FOR INDUCTION MOTOR DRIVES

CHAPTER 3 WAVELET TRANSFORM BASED CONTROLLER FOR INDUCTION MOTOR DRIVES 49 CHAPTER 3 WAVELET TRANSFORM BASED CONTROLLER FOR INDUCTION MOTOR DRIVES 3.1 INTRODUCTION The wavelet transform is a very popular tool for signal processing and analysis. It is widely used for the analysis

More information

PMSM TECHNOLOGY IN HIGH PERFORMANCE VARIABLE SPEED APPLICATIONS

PMSM TECHNOLOGY IN HIGH PERFORMANCE VARIABLE SPEED APPLICATIONS PMSM TECHNOLOGY IN HIGH PERFORMANCE VARIABLE SPEED APPLICATIONS John Chandler Automotion Inc., an Infranor Inter AG Company Ann Arbor, MI Abstract Many variable speed applications found in industry today

More information

Comparative Analysis of Space Vector Pulse-Width Modulation and Third Harmonic Injected Modulation on Industrial Drives.

Comparative Analysis of Space Vector Pulse-Width Modulation and Third Harmonic Injected Modulation on Industrial Drives. Comparative Analysis of Space Vector Pulse-Width Modulation and Third Harmonic Injected Modulation on Industrial Drives. C.O. Omeje * ; D.B. Nnadi; and C.I. Odeh Department of Electrical Engineering, University

More information

Analysis of Voltage Source Inverters using Space Vector PWM for Induction Motor Drive

Analysis of Voltage Source Inverters using Space Vector PWM for Induction Motor Drive IOSR Journal of Electrical and Electronics Engineering (IOSR-JEEE) ISSN: 2278-1676 Volume 2, Issue 6 (Sep-Oct. 2012), PP 14-19 Analysis of Voltage Source Inverters using Space Vector PWM for Induction

More information

TABLE OF CONTENTS CHAPTER NO. TITLE PAGE NO. LIST OF TABLES LIST OF FIGURES LIST OF SYMBOLS AND ABBREVIATIONS

TABLE OF CONTENTS CHAPTER NO. TITLE PAGE NO. LIST OF TABLES LIST OF FIGURES LIST OF SYMBOLS AND ABBREVIATIONS vii TABLE OF CONTENTS CHAPTER NO. TITLE PAGE NO. ABSTRACT LIST OF TABLES LIST OF FIGURES LIST OF SYMBOLS AND ABBREVIATIONS iii xii xiii xxi 1 INTRODUCTION 1 1.1 GENERAL 1 1.2 LITERATURE SURVEY 1 1.3 OBJECTIVES

More information

IMPLEMENTATION OF NEURAL NETWORK IN ENERGY SAVING OF INDUCTION MOTOR DRIVES WITH INDIRECT VECTOR CONTROL

IMPLEMENTATION OF NEURAL NETWORK IN ENERGY SAVING OF INDUCTION MOTOR DRIVES WITH INDIRECT VECTOR CONTROL IMPLEMENTATION OF NEURAL NETWORK IN ENERGY SAVING OF INDUCTION MOTOR DRIVES WITH INDIRECT VECTOR CONTROL * A. K. Sharma, ** R. A. Gupta, and *** Laxmi Srivastava * Department of Electrical Engineering,

More information

A Comparative Study of Sinusoidal PWM and Space Vector PWM of a Vector Controlled BLDC Motor

A Comparative Study of Sinusoidal PWM and Space Vector PWM of a Vector Controlled BLDC Motor A Comparative Study of Sinusoidal PWM and Space Vector PWM of a Vector Controlled BLDC Motor Lydia Anu Jose 1, K. B.Karthikeyan 2 PG Student, Dept. of EEE, Rajagiri School of Engineering and Technology,

More information

Modeling and Simulation of Induction Motor Drive with Space Vector Control

Modeling and Simulation of Induction Motor Drive with Space Vector Control Australian Journal of Basic and Applied Sciences, 5(9): 2210-2216, 2011 ISSN 1991-8178 Modeling and Simulation of Induction Motor Drive with Space Vector Control M. SajediHir, Y. Hoseynpoor, P. MosadeghArdabili,

More information

ADVANCED DC-DC CONVERTER CONTROLLED SPEED REGULATION OF INDUCTION MOTOR USING PI CONTROLLER

ADVANCED DC-DC CONVERTER CONTROLLED SPEED REGULATION OF INDUCTION MOTOR USING PI CONTROLLER Asian Journal of Electrical Sciences (AJES) Vol.2.No.1 2014 pp 16-21. available at: www.goniv.com Paper Received :08-03-2014 Paper Accepted:22-03-2013 Paper Reviewed by: 1. R. Venkatakrishnan 2. R. Marimuthu

More information

ANALYSIS OF POWER QUALITY IMPROVEMENT OF BLDC MOTOR DRIVE USING CUK CONVERTER OPERATING IN DISCONTINUOUS CONDUCTION MODE

ANALYSIS OF POWER QUALITY IMPROVEMENT OF BLDC MOTOR DRIVE USING CUK CONVERTER OPERATING IN DISCONTINUOUS CONDUCTION MODE ANALYSIS OF POWER QUALITY IMPROVEMENT OF BLDC MOTOR DRIVE USING CUK CONVERTER OPERATING IN DISCONTINUOUS CONDUCTION MODE Bhushan P. Mokal 1, Dr. K. Vadirajacharya 2 1,2 Department of Electrical Engineering,Dr.

More information

Flux-Weakening in IPM Motor Drives: Comparison of State-of-Art Algorithms and a Novel Proposal for Controller Design

Flux-Weakening in IPM Motor Drives: Comparison of State-of-Art Algorithms and a Novel Proposal for Controller Design Flux-Weakening in IPM Motor Drives: Comparison of State-of-Art Algorithms and a Novel Proposal for Controller Design Silverio Bolognani 1, Roberto Petrella 2, Sandro Calligaro 2, Filippo Pogni 1 1 Dept.

More information

Selected Problems of Induction Motor Drives with Voltage Inverter and Inverter Output Filters

Selected Problems of Induction Motor Drives with Voltage Inverter and Inverter Output Filters 9 Selected Problems of Induction Motor Drives with Voltage Inverter and Inverter Output Filters Drives and Filters Overview. Fast switching of power devices in an inverter causes high dv/dt at the rising

More information

Test. Class 2 Tuesday, February 3,2015. Efficiency Voltage regulation, O.C.& S.C. Tests

Test. Class 2 Tuesday, February 3,2015. Efficiency Voltage regulation, O.C.& S.C. Tests Jahangirabad Institute of Technology MOHAMMED WARIS SENAN Assistant Professor Semester 4 th, 2016 MASTER SCHEDULE: ELECTRICAL MACHINES & CONTROL SYSTEM (NEE 409) week 1 Class 1 Monday, February 2,2015

More information

Applying POWERSYS and SIMULINK to Modeling Switched Reluctance Motor

Applying POWERSYS and SIMULINK to Modeling Switched Reluctance Motor Tamkang Journal of Science and Engineering, Vol. 12, No. 4, pp. 429 438 (2009) 429 Applying POWERSYS and SIMULINK to Modeling Switched Reluctance Motor K. I. Hwu Institute of Electrical Engineering, National

More information

Chapter 10: Compensation of Power Transmission Systems

Chapter 10: Compensation of Power Transmission Systems Chapter 10: Compensation of Power Transmission Systems Introduction The two major problems that the modern power systems are facing are voltage and angle stabilities. There are various approaches to overcome

More information

combine regular DC-motors with a gear-box and an encoder/potentiometer to form a position control loop can only assume a limited range of angular

combine regular DC-motors with a gear-box and an encoder/potentiometer to form a position control loop can only assume a limited range of angular Embedded Control Applications II MP10-1 Embedded Control Applications II MP10-2 week lecture topics 10 Embedded Control Applications II - Servo-motor control - Stepper motor control - The control of a

More information

Simulation and Analysis of SVPWM Based 2-Level and 3-Level Inverters for Direct Torque of Induction Motor

Simulation and Analysis of SVPWM Based 2-Level and 3-Level Inverters for Direct Torque of Induction Motor International Journal of Electronic Engineering Research ISSN 0975-6450 Volume 1 Number 3 (2009) pp. 169 184 Research India Publications http://www.ripublication.com/ijeer.htm Simulation and Analysis of

More information