Contents. Review of Electric Circuitd. Preface ;
|
|
- Bryce Butler
- 5 years ago
- Views:
Transcription
1 Preface ; Chapter 1 Review of Electric Circuitd 1.1 Introduction, Direct Circuit Current, Voltage, Power, Ohm's Law, KirchhofTs Laws, Kirchhoff s Current law, Kirchhoff s Voltage law, Thevenin Theorem, AC Circuit Analysis, Root Mean Square Value, RMS Value of a Sinusoidal Current, Three-phase System, 11 v^ 1.5 Naming of Phases and Phase Sequence, Star or Y-connection, Voltage and Current Relations for Y-connected System, Delta or Mesh Connection, Voltage and Current Relations for Delta Connection, Balanced and Unbalanced Loads, Y-connected Generator and Y-connected Load, Y-connected Generator and Delta-connected Load, Three-phase Power, Measurement of Three-phase Power, Power Factor Measurement, Power Factor, Power Factor Correction, 33 Exercise Problems, 37
2 xi 3.14 Transformer Losses, Iron Loss, Copper Loss, Condition for Maximum Efficiency, All-day Efficiency, Transformer Tests, Open Circuit Test, Short Circuit Test, Autotransformer, Parallel Operation of Single-phase Transformer, Equal Voltage Ratio, Unequal Voltage Ratio, Three-phase Transformer, Three-phase Transformer Connections, Wye-Wye Connection, Wye-Delta Connection, Delta-Wye Connection, Delta-Delta Connection, Transformer Cooling, Instrument Transformers, Standard Symbols and Reactance Diagram, Per Unit System, Single-phase System, Three-phase System, 130 Exercise Problems, 135 Chapter 4 Direct Current Generators Introduction, Electromagnetic Induction, Motional Voltage Lenz's Law, Working Principle of DC Generator, Construction of a DC Generator, Armature Windings, Induced EMF of a DC Generator, Classification of a DC Generator, Separately Excited DC Generator, Self Excited DC Generator, Series Generator, Shunt Generator, Compound Generator, Saturation Curve of a DC Generator, Generator Buildup Process, Reasons for Failure of Voltage Buildup, Filed Circuit Resistance Lines, Theory of Commutation, Armature Reaction, 165
3 xu 4.16 Demagnetizing and Cross Magnetizing, Cancellation of Armature Reaction, Characteristics of a Series Generator, Characteristics of a Shunt Generator, Characteristics of a Compound Generator, AppHcation of a DC Generator, Voltage Regulation of a DC Generator, Losses of a DC Generator, Efficiency of a DC Generator, 175 Exercise Problems, 178 Chapter 5 Direct Current Motors 181_ 5.1 Introduction, Working Principle, 181 :5i3 Back EMF, Necessity of Back EMF, Classification of a DC Motor, Shunt Motor, Series Motor, Compound Motor, Short Shunt Compound Motor, Long Shunt Compound Motor, Mechanical Power of a DC Motor, Torque of a DC Motor, Armature Torque, Shaft Torque, Speed of a DC Motor, Speed Regulation of a DC Motor, Losses in a DC Motor, Efficiency of a DC Motor, 196 >>-Us' 5.12 Classification of a DC Motor, Characteristics of a Shunt Motor, Characteristics of a Series Motor, Characteristics of a Cumulative Compound Motor, Comparison between Generator and Motor, Application of DC Motors, 205 Exercise Problems, 206 Chapter 6 Control and Starting of a DC Motors Introduction, Speed Controlling Parameters, Flux Control Method, Armature Control Method, Armature Voltage Control Method, Speed Control of a Series Motor, 214
4 xiii 6.7 Ward Leonard System, Semiconductor Diode, Half Wave Rectifier, Full Wave Rectifier, Centre Tap Full Wave Rectifier, Bridge Type Full Wave Rectifier, Speed Control by Thyristor and Diode, Braking of a DC Motor, Plugging, Dynamic Braking, Regenerative Braking, DC Motor Starter, Three-point Starter, Four-point Starter, Grading of Starting Resistance, 231 Exercise Problems, 237 Chapter 7 Ttiree-pliase Induction Motor Introduction, r instruction, Working Principle, Rotating Field, Synchronous Speed and Slip Speed, Rotor Frequency, Rotor Voltage and Rotor Reactance, Rotor Torque, Starting Torque, Running Torque, Relationships between Torques, Equivalent Circuit, Transformer Model of an Induction Motor, Rotor Circuit Model, IEEE Recommended Equivalent Circuit, Thevenin Equivalent Circuit, Power Relationships, Approximate Equivalent Circuit, Condition for Maximum Mechanical Power, Power Stages, Torque-Slip Characteristics, Linear Induction Motor, Classification of an Induction Motor by Properties, 269 Exercise Problems, 270 Chapter 8 Starting, Control and Testing of an Induction Motor Introduction, 272
5 xiv 8.2 Direct Starting, Autotransformer Starter, Star-Delta Starter, Simple Magnetic Starter, Forward-Reverse Starter, Cogging and Crawling, Double Squirrel Cage Motor, Determination of Equivalent Circuit Parameters, Blocked Rotor Test, No-load Test, Speed Control of Induction Motor, Frequency Control, Pole Changing, Cascade Arrangements, 288 Exercise Problems, 291 Chapter 9 Synchronous Generator Introduction, Construction, Pole and Frequency, Working Principle, Full Pitch and Short Pitch Windings, Pitch or Chording Factor, Distribution Factor, Effect of Harmonics on Pitch and Distribution Factors, EMF Equation of an Alternator, Equivalent Circuit of Synchronous Generator, Phasor Diagrams and Voltage Regulation, Unity Power Factor Phasor Diagram, Lagging Power Factor Phasor Diagram, Leading Power Factor Phasor Diagram, Voltage Regulation, Tests of a Synchronous Generator, Determination of a Resistance, Open Circuit Test, Short Circuit Test, Power and Torque Expressions, Salient Pole Synchronous Generator, Power of a Salient Pole Generator, Parallel Operation of an Alternator, 322 Exercise Problems, 326 Chapter 10 Synchronous Motor Introduction, Construction, 328
6 XV 0.3 Working Principle, Starting of Synchronous Motor, Equivalent Circuit, Phasor Diagrams, Unity Power Factor, Lagging Power Factor, Leading Power Factor, Synchronous Impedance Diagrams, Effect ofdifferent Field Excitations, Normal Excitation, Under Excitation, Over Excitation, Power for Cylindrical Rotor, Various Conditions of Power, Phasor Diagrams for Salient Pole Motor, Power Expression for Salient Pole Motor, V-curves of a Synchronous Motor, Power Factor Correction, Applications of Synchronous Motor, Comparison of Synchronous Motor and Induction Motor, 348 Exercise Problems, 349 hapter 11 Single-phase Motors Introduction, Construction and Synchronous Speed, Double Revolving Field Theory, Slip of a Single-phase Motor, Equivalent Circuit, Classification of a Single-phase Motor, Starting of Single-phase Motors, Split Phase Motor, Capacitor Start Motor, Capacitor Start and Capacitor Run Motor, Capacitor Run Motor, Shaded Pole Motor, AC Series Motor, Reluctance and Hysteresis Motors, Reluctance Motor, Hysteresis Motor, Testing of a Single-phase Motor, Blocked Rotor Test, No-load Test, Stepper Motor, Classification of Stepper Motor, Variable-reluctance Stepper Motor, Permanent-magnet Stepper Motor, 372
7 xvi Hybrid Stepper Motor, 373 Exercise Problems, 374 References, 375 Appendix A Mathematical Formulas, 377 Appendix B Answers to Drill and Exercise Problems, 380 Index, 396
DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING
DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING QUESTION BANK 16EET41 SYNCHRONOUS AND INDUCTION MACHINES UNIT I SYNCHRONOUS GENERATOR 1. Why the stator core is laminated? 2. Define voltage regulation
More informationDEPARTMENT OF EI ELECTRICAL MACHINE ASSIGNMENT 1
It is the mark of an educated mind to be able to entertain a thought without accepting it. DEPARTMENT OF EI ELECTRICAL MACHINE ASSIGNMENT 1 1. Explain the Basic concepts of rotating machine. 2. With help
More informationELECTRICAL MACHINES. Theory and Practice. M.N. Bandyopadhyay
ELECTRICAL MACHINES Theory and Practice M.N. Bandyopadhyay ELECTRICAL MACHINES Theory and Practice M.N. Bandyopadhyay Director National Institute of Technology Kurukshetra Delhi-110092 2014 ELECTRICAL
More informationUNIT-I ALTERNATORS PART-A
UNIT-I ALTERNATORS 1. What principle is used in Alternators? 2. What are the requirements of an alternator? 3. Mention the types of alternator rotor. 4. What is hunting in alternators? 5. What are the
More informationSYLLABUS. osmania university UNIT - I UNIT - II UNIT - III UNIT - IV CHAPTER - 1 : PRINCIPLES OF ELECTRO-MECHANICAL ENERGY CONVERSION CHAPTER - 2 :
i UNIT - I SYLLABUS osmania university UNIT - II CHAPTER - 1 : PRINCIPLES OF ELECTRO-MECHANICAL ENERGY CONVERSION Energy in Magnetic System, Field Energy and Mechanical Force, Direction of Mechanical Force
More information2014 ELECTRICAL TECHNOLOGY
SET - 1 II B. Tech I Semester Regular Examinations, March 2014 ELECTRICAL TECHNOLOGY (Com. to ECE, EIE, BME) Time: 3 hours Max. Marks: 75 Answer any FIVE Questions All Questions carry Equal Marks ~~~~~~~~~~~~~~~~~~~~~~~~~~
More informationSYNCHRONOUS GENERATOR (ALTERNATOR)
i SYLLABUS osmania university UNIT - I SYNCHRONOUS MACHINES Constructional Details, Types of Windings, Winding Factors, EMF Equation, Fractional Pitch and Fractional Slot Windings, Suppression of Harmonics
More informationR07 SET - 1
R07 SET - 1 II B. Tech II Semester Supplementary Examinations April/May 2013 ELECTRICAL MACHINES - II (Electrical and Electronics Engineering) Time: 3 hours Max. Marks: 80 Answer any FIVE Questions All
More informationINSTITUTE OF AERONAUTICAL ENGINEERING Dundigal, Hyderabad
INSTITUTE OF AERONAUTICAL ENGINEERING Dundigal, Hyderabad - 500 043 MECHANICAL ENGINEERING ASSIGNMENT Name : Electrical and Electronics Engineering Code : A40203 Class : II B. Tech I Semester Branch :
More informationElectrical Machines -II
Objective Type Questions: 1. Basically induction machine was invented by (a) Thomas Alva Edison (b) Fleming (c) Nikola Tesla (d) Michel Faraday Electrical Machines -II 2. What will be the amplitude and
More informationESO 210 Introduction to Electrical Engineering
ESO 210 Introduction to Electrical Engineering Lectures-37 Polyphase (3-phase) Induction Motor 2 Determination of Induction Machine Parameters Three tests are needed to determine the parameters in an induction
More informationElectric Machines CHARLES A. GROSS. Aubum University Auburn, Alabama, U.S.A. LßP) CRC Press Vv* / Taylor & Francis Croup. Boca Raton London New York
Electric Machines CHARLES A. GROSS Aubum University Auburn, Alabama, U.S.A. LßP) CRC Press Vv* / Taylor & Francis Croup Boca Raton London New York CRC Press is an imprint of the Taylor & Francis Group,
More informationSIDDHARTH GROUP OF INSTITUTIONS :: PUTTUR
SIDDHARTH GROUP OF INSTITUTIONS :: PUTTUR Siddharth Nagar, Narayanavanam Road 517583 QUESTION BANK (DESCRIPTIVE) Subject with Code : ET(16EE212) Year & Sem: II-B.Tech & II-Sem UNIT I DC GENERATORS Course
More information2-marks question bank UNIT I - TRANSFORMERS UNIT II: AC MACHINES
2-marks question bank UNIT I - TRANSFORMERS 1. What is all day efficiency? 2. What are the applications of auto transformers? 3. Why transformer rating is expressed in KVA? 4. Does transformer draw any
More informationBasic Electrical Engineering
Basic Electrical Engineering Basic Electrical Engineering Revised Edition Dr. K Uma Rao Professor, Department of Electrical Engineering, R V College of Engineering, Bangalore Dr.A.Jayalakshmi AssociateProfessor,
More informationDC CIRCUITS ELECTROMAGNETISM
DC CIRCUITS 1. State and Explain Ohm s Law. Write in brief about the limitations of Ohm s Law. 2. State and explain Kirchhoff s laws. 3. Write in brief about disadvantages of series circuit and advantages
More informationScheme - I. Sample Question Paper
Program Name Program Code Course Title Sample Question Paper : Diploma in Industrial Electronics : IE : Electrical Machines and Transformers Max. Marks : 70 Time : 3 Hrs. Q1. ATTEMPT ANY FIVE OF THE FOLLOWING.
More informationRegulation: R16 Course & Branch: B.Tech EEE
SIDDHARTH GROUP OF INSTITUTIONS :: PUTTUR Siddharth Nagar, Narayanavanam Road 517583 QUESTION BANK (Descriptive) Subject with Code : Electrical Machines-II (16EE215) Regulation: R16 Course & Branch: B.Tech
More informationEE6351 ELECTRIC DRIVES AND CONTROL UNIT-1 INTRODUTION
EE6351 ELECTRIC DRIVES AND CONTROL UNIT-1 INTRODUTION 1. What is meant by drive and electric drive? Machines employed for motion control are called drives and may employ any one of the prime movers for
More informationVALLIAMMAI ENGINEERING COLLEGE MECHANICAL ENGINEERING ANNA UNIVERSITY CHENNAI II YEAR MECH / III SEMESTER EE6351 - ELECTRICAL DRIVES AND CONTROL (REGULATION 2013) UNIT I INTRODUCTION PART-A (2 MARKS) 1.
More informationDesign of Brushless Permanent-Magnet Machines. J.R. Hendershot Jr. T.J.E. Miller
Design of Brushless Permanent-Magnet Machines J.R. Hendershot Jr. T.J.E. Miller Contents 1 GENERAL INTRODUCTION l 1.1 Definitions and types of brushless motor 1 1.2 Commutation,. 4 1.3 Operation of 3-phase
More informationAPGENCO/APTRANSCO Assistant Engineer Electrical Previous Question Papers Q.1 The two windings of a transformer is conductively linked. inductively linked. not linked at all. electrically linked. Q.2 A
More informationFATIMA MICHAEL COLLEGE OF ENGINEERING & TECHNOLOGY Senkottai Village, Madurai Sivagangai Main Road, Madurai
Department of Mechanical Engineering QUESTION BANK SUBJECT NAME: ELECTRICAL DRIVES AND CONTROL YEAR / SEM: II / III UNIT I INTRODUCTION PART-A (2 MARKS) 1. Define Drives 2. Define Electric Drives. 3. What
More informationELECTRICAL POWER and POWER ELECTRONICS
Introduction to ELECTRICAL POWER and POWER ELECTRONICS MUKUND R PATEL (cj* CRC Press Taylor & Francis Group Boca Raton London New York CRC Press is an imprint of the Taylor & Francis Croup, an informa
More informationST.ANNE S COLLEGE OF ENGINEERING AND TECHNOLOGY ANGUCHETTYPALAYAM, PANRUTI
ST.ANNE S COLLEGE OF ENGINEERING AND TECHNOLOGY ANGUCHETTYPALAYAM, PANRUTI 607106. QUESTION BANK DECEMBER 2017 - JUNE 2018 / EVEN SEMESTER BRANCH: EEE YR/SEM: II/IV BATCH: 2016-2020 SUB CODE/NAME: EE6401
More informationR13 SET - 1. b) Describe different braking methods employed for electrical motors. [8M]
Code No:RT32026 R13 SET - 1 III B. Tech II Semester Regular Examinations, April - 2016 POWER SEMICONDUCTOR DRIVES (Electrical and Electronics Engineering) Time: 3 hours Maximum Marks: 70 Note: 1. Question
More informationUnit 34 Single-Phase Motors
Unit 34 Single-Phase Motors Objectives: Unit 34 Single-Phase Motors List the different types of split-phase motors. Discuss the operation of split-phase motors. Reverse the direction of rotation of a splitphase
More informationSYLLABUS 1. SYNCHRONOUS GENERATOR 9 2. SYNCHRONOUS MOTOR 8
SYLLABUS 1. SYNCHRONOUS GENERATOR 9 Constructional details Types of rotors emf equation Synchronous reactance Armature reaction Voltage regulation EMF, MMF, ZPF and A.S.A methods Synchronizing and parallel
More informationEEE3441 Electrical Machines Department of Electrical Engineering. Lecture. Introduction to Electrical Machines
Department of Electrical Engineering Lecture Introduction to Electrical Machines 1 In this Lecture Induction motors and synchronous machines are introduced Production of rotating magnetic field Three-phase
More informationSQA Advanced Unit specification: general information
SQA Advanced Unit specification: general information Unit title: Electrical Machine Principles Unit code: HT83 47 Superclass: XJ Publication date: August 2017 Source: Scottish Qualifications Authority
More informationSHRI ANGALAMMAN COLLEGE OF ENGINEERING AND TECHNOLOGY (An ISO 9001:2008 Certified Institution) SIRUGANOOR, TIRUCHIRAPPALLI
SHRI ANGALAMMAN COLLEGE OF ENGINEERING AND TECHNOLOGY (An ISO 9001:2008 Certified Institution) SIRUGANOOR, TIRUCHIRAPPALLI 621 105 DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING EE1205 - ELECTRICAL
More information9/7/2010. Chapter , The McGraw-Hill Companies, Inc. MOTOR CLASSIFICATION. 2010, The McGraw-Hill Companies, Inc.
Chapter 2 MOTOR CLASSIFICATION 1 In general, motors are classified according to the type of power used (AC or DC) and the motor's principle of operation. AC DC Motor Family Tree 2 DC MOTOR CONNECTIONS
More informationContents. Prefece. List of Acronyms «xxi. Chapter 1 History of Power Systems 1
Contents Prefece xv Author xix List of Acronyms «xxi Chapter 1 History of Power Systems 1 LI Thomas A. Edison (1847-1931) 5 1.2 Nikola Tesla (1856-1943) 7 1.3 Battle of AC versus DC 8 1.4 Today's Power
More informationGROUP OF INSTITUTIONS :: PUTTUR UNIT I SINGLE PHASE TRANSFORMERS
SIDDHARTH GROUP OF INSTITUTIONS :: PUTTUR Siddharth Nagar, Narayanavanam Road 517583 QUESTION BANK (Descriptive) Subject with Code : Electrical Machines-II (16EE215) Course & Branch: B.Tech EEE Regulation:
More informationST. ANNE S COLLEGE OF ENGINEERING AND TECHNOLOGY 9001:2015 CERTIFIED INSTITUTION) ANGUCHETTYPALAYAM, PANRUTI
ST. ANNE S COLLEGE OF ENGINEERING AND TECHNOLOGY (AN ISO 9001:2015 CERTIFIED INSTITUTION) ANGUCHETTYPALAYAM, PANRUTI 607 110. EE6504 ELECTRICAL MACHINES - II UNIT I SYNCHRONOUS GENERATOR PART A 1. What
More informationCHAPTER THREE DC MOTOR OVERVIEW AND MATHEMATICAL MODEL
CHAPTER THREE DC MOTOR OVERVIEW AND MATHEMATICAL MODEL 3.1 Introduction Almost every mechanical movement that we see around us is accomplished by an electric motor. Electric machines are a means of converting
More informationQuestion Bank ( ODD)
Programme : B.E Question Bank (2016-2017ODD) Subject Semester / Branch : EE 6703 SPECIAL ELECTRICAL MACHINES : VII-EEE UNIT - 1 PART A 1. List the applications of synchronous reluctance motors. 2. Draw
More informationAXIAL FLUX PERMANENT MAGNET BRUSHLESS MACHINES
AXIAL FLUX PERMANENT MAGNET BRUSHLESS MACHINES Jacek F. Gieras, Rong-Jie Wang and Maarten J. Kamper Kluwer Academic Publishers, Boston-Dordrecht-London, 2004 TABLE OF CONTENETS page Preface v 1. Introduction
More informationGENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
XXXX H02 GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER XXXX CONTROL OR REGULATION OF ELECTRIC MOTORS, GENERATORS, OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE
More informationUNIT I D.C. MACHINES PART A. 3. What are factors on which hysteresis loss? It depends on magnetic flux density, frequency & volume of the material.
EE6352-ELECTRICAL ENGINEERING AND INSTRUMENTATION UNIT I D.C. MACHINES PART A 1. What is prime mover? The basic source of mechanical power which drives the armature of the generator is called prime mover.
More informationSynchronous Generators I. Spring 2013
Synchronous Generators I Spring 2013 Construction of synchronous machines In a synchronous generator, a DC current is applied to the rotor winding producing a rotor magnetic field. The rotor is then turned
More informationEE6401 ELECTRICAL MACHINES I UNIT I: MAGNETIC CIRCUITS AND MAGNETIC MATERIALS PART: A 1. Define EMF and MMF. 2. Name the main magnetic quantities with their symbols having the following units: Webers,
More informationVALLIAMMAI ENGINEERING COLLEGE
VALLIAMMAI ENGINEERING COLLEGE SRM Nagar, Kattankulathur 603 203. DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING Question Bank EE6401 ELECTRICAL MACHINES I UNIT I: MAGNETIC CIRCUITS AND MAGNETIC
More informationSynchronous Motor Drives
UNIT V SYNCHRONOUS MOTOR DRIVES 5.1 Introduction Synchronous motor is an AC motor which rotates at synchronous speed at all loads. Construction of the stator of synchronous motor is similar to the stator
More informationThe Wound-Rotor Induction Motor Part I
Experiment 1 The Wound-Rotor Induction Motor Part I OBJECTIVE To examine the construction of the three-phase wound-rotor induction motor. To understand exciting current, synchronous speed and slip in a
More informationQUESTION BANK SPECIAL ELECTRICAL MACHINES
SEVENTH SEMESTER EEE QUESTION BANK SPECIAL ELECTRICAL MACHINES TWO MARK QUESTIONS 1. What is a synchronous reluctance 2. What are the types of rotor in synchronous reluctance 3. Mention some applications
More informationElectricity Course. Part B Course Outline
Electricity Course Rev. Date: 10/01/2002 By: R. Crompton Part B Course Outline Subject Area 0 Orientation 2.6 0.0 0.1 To the School 1.0 0.2 To the Course 1.0 0.3 To the 0.3 0.3 0.4 To Possible Emergencies
More informationEE6401 ELECTRICAL MACHINES I UNIT I: MAGNETIC CIRCUITS AND MAGNETIC MATERIALS PART: A 1. Define EMF and MMF. 2. Name the main magnetic quantities
EE6401 ELECTRICAL MACHINES I UNIT I: MAGNETIC CIRCUITS AND MAGNETIC MATERIALS PART: A 1. Define EMF and MMF. 2. Name the main magnetic quantities with their symbols having the following units: Webers,
More informationStator rheostat, Autotransformer Star to Delta starter and rotor resistance starter.
UNIT-IV 1.What are the types of starters? Stator rheostat, Autotransformer Star to Delta starter and rotor resistance starter. 2. List out the methods of speed control of cage type 3-phase induction motor?
More informationSynchronous Generators I. EE 340 Spring 2011
Synchronous Generators I EE 340 Spring 2011 Construction of synchronous machines In a synchronous generator, a DC current is applied to the rotor winding producing a rotor magnetic field. The rotor is
More informationAC MOTOR TYPES. DESCRIBE how torque is produced in a single-phase AC motor. EXPLAIN why an AC synchronous motor does not have starting torque.
Various types of AC motors are used for specific applications. By matching the type of motor to the appropriate application, increased equipment performance can be obtained. EO 1.5 EO 1.6 EO 1.7 EO 1.8
More informationKINGS COLLEGE OF ENGINEERING DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING QUESTION BANK
KINGS COLLEGE OF ENGINEERING DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING QUESTION BANK NAME OF THE SUBJECT: EE 1001 SPECIAL ELECTRICAL MACHINES YEAR / SEM : IV / VII UNIT- I AC COMMUTATOR MOTORS
More informationStarting of Induction Motors
1- Star Delta Starter The method achieved low starting current by first connecting the stator winding in star configuration, and then after the motor reaches a certain speed, throw switch changes the winding
More information10. Starting Method for Induction Motors
10. Starting Method for Induction Motors A 3-phase induction motor is theoretically self starting. The stator of an induction motor consists of 3-phase windings, which when connected to a 3-phase supply
More informationSSC-JE STAFF SELECTION COMMISSION ELECTRICAL ENGINEERING STUDY MATERIAL ELECTRICAL MACHINES
1 SSC-JE STAFF SELECTION COMMISSION ELECTRICAL ENGINEERING STUDY MATERIAL 28-B/7, Jia Sarai, Near IIT, Hauz Khas, New Delhi-110016. Ph. 011-26514888. www.engineersinstitute.com 2 CONTENT 1. : DC MACHINE,
More informationDHANALAKSHMI COLLEGE OF ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING ME 6351 ELECTRICAL DRIVES AND CONTROL UNIVERSITY QUESTIONS AND ANSWERS
DHANALAKSHMI COLLEGE OF ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING ME 6351 ELECTRICAL DRIVES AND CONTROL UNIVERSITY QUESTIONS AND ANSWERS 1) What is the Necessity of starter? UNIT 3 Two Marks Both
More informationUnit III-Three Phase Induction Motor:
INTRODUCTION Unit III-Three Phase Induction Motor: The three phase induction motor runs on three phase AC supply. It is an ac motor. The power is transferred by means of induction. So it is also called
More informationAxial Flux Permanent Magnet Brushless Machines
Jacek F. Gieras Rong-Jie Wang Maarten J. Kamper Axial Flux Permanent Magnet Brushless Machines Second Edition Springer Contents 1 Introduction 1 1.1 Scope 1 1.2 Features 1 1.3 Development of AFPM Machines
More informationDHANALAKSHMI SRINIVASAN COLLEGE OF ENGINEERING AND TECHNOLOGY MAMALLAPURAM, CHENNAI
DHANALAKSHMI SRINIVASAN COLLEGE OF ENGINEERING AND TECHNOLOGY MAMALLAPURAM, CHENNAI -603104 DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING QUESTION BANK VII SEMESTER EE6501-Power system Analysis
More informationPHY 152 (ELECTRICITY AND MAGNETISM)
PHY 152 (ELECTRICITY AND MAGNETISM) ELECTRIC MOTORS (AC & DC) ELECTRIC GENERATORS (AC & DC) AIMS Students should be able to Describe the principle of magnetic induction as it applies to DC and AC generators.
More informationPretest Module 21 Units 1-4 AC Generators & Three-Phase Motors
Pretest Module 21 Units 1-4 AC Generators & Three-Phase Motors 1. What are the two main parts of a three-phase motor? Stator and Rotor 2. Which part of a three-phase squirrel-cage induction motor is a
More informationELECTRIC MACHINES OPENLAB 0.2 kw
THIS SYSTEM IS A COMPLETE SET OF COMPONENTS AND MODULES SUITABLE FOR ASSEMBLING THE ROTATING ELECTRIC MACHINES, BOTH FOR DIRECT CURRENT AND FOR ALTERNATING CURRENT. STUDENTS CAN PERFORM A CRITICAL AND
More informationCHAPTER 6 DESIGN AND DEVELOPMENT OF DOUBLE WINDING INDUCTION GENERATOR
100 CHAPTER 6 DESIGN AND DEVELOPMENT OF DOUBLE WINDING INDUCTION GENERATOR 6.1 INTRODUCTION Conventional energy resources are not sufficient to meet the increasing electrical power demand. The usages of
More informationInduction Motor Control
Induction Motor Control A much misunderstood yet vitally important facet of electrical engineering. The Induction Motor A very major consumer of electrical energy in industry today. The major source of
More information2. Draw the speed-torque characteristics of dc shunt motor and series motor. (May2013) (May 2014)
UNIT 2 - DRIVE MOTOR CHARACTERISTICS PART A 1. What is meant by mechanical characteristics? A curve is drawn between speed-torque. This characteristic is called mechanical characteristics. 2. Draw the
More informationSingle Phase Induction Motor. Dr. Sanjay Jain Department Of EE/EX
Single Phase Induction Motor Dr. Sanjay Jain Department Of EE/EX Application :- The single-phase induction machine is the most frequently used motor for refrigerators, washing machines, clocks, drills,
More information694 Electric Machines
694 Electric Machines 9.1 A 4-pole wound-rotor induction motor is used as a frequency changer. The stator is connected to a 50 Hz, 3-phase supply. The load is connected to the rotor slip rings. What are
More informationSt.MARTIN S ENGINEERING COLLEGE Dhulapally, Secunderabad
St.MARTIN S ENGINEERING COLLEGE Dhulapally, Secunderabad-500 014 Subject: STATIC DRIVES Class : EEE III TUTORIAL QUESTION BANK Group I QUESTION BANK ON SHORT ANSWER QUESTION UNIT-I 1 What is meant by electrical
More informationLecture 20: Stator Control - Stator Voltage and Frequency Control
Lecture 20: Stator Control - Stator Voltage and Frequency Control Speed Control from Stator Side 1. V / f control or frequency control - Whenever three phase supply is given to three phase induction motor
More informationRenewable Energy Systems 13
Renewable Energy Systems 13 Buchla, Kissell, Floyd Chapter Outline Generators 13 Buchla, Kissell, Floyd 13-1 MAGNETISM AND ELECTROMAGNETISM 13-2 DC GENERATORS 13-3 AC SYNCHRONOUS GENERATORS 13-4 AC INDUCTION
More informationELECTRIC DRIVES N.K. DE P.K. SEN
ELECTRIC DRIVES N.K. DE P.K. SEN Electric Drives NISIT K. DE Associate Professor Department of Electrical Engineering Indian Institute of Technology Kharagpur and PRASANTA K. SEN Assistant Professor Department
More informationShort questions and answers. EE1251 Electrical Machines II
Short questions and answers EE1251 Electrical Machines II 1. Why almost all large size Synchronous machines are constructed with rotating field system type? The following are the principal advantages of
More informationTABLE OF CONTENTS. About the Mike Holt Enterprises Team... xviii CHAPTER 1 ELECTRICAL THEORY... 1
TABLE OF CONTENTS Introduction...xv About the Mike Holt Enterprises Team... xviii CHAPTER 1 ELECTRICAL THEORY... 1 Unit 1 Electrician s Math and Basic Electrical Formulas... 1 Part A Electrician s Math...
More informationCOLLEGE OF ENGINEERING DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING QUESTION BANK SUBJECT CODE & NAME : EE 1001 SPECIAL ELECTRICAL MACHINES
KINGS COLLEGE OF ENGINEERING DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING QUESTION BANK SUBJECT CODE & NAME : EE 1001 SPECIAL ELECTRICAL MACHINES YEAR / SEM : IV / VII UNIT I SYNCHRONOUS RELUCTANCE
More informationELECTRIC MACHINES. Steady State, Transients, and Design with MATLAB ION BOLDEA LUCIAN TUTELEA
ELECTRIC MACHINES Steady State, Transients, and Design with MATLAB ION BOLDEA LUCIAN TUTELEA Lop) CRC Press ^ ^ J Taylor & Francis Group Boca Raton London New York CRC Press is an imprint of the Taylor
More informationII/IV B.Tech(Regular) DEGREE EXAMINATION. Electronics & Instrumentation Engineering
SCHME OF EVALUTION II/IV B.Tech(Regular) DEGREE EXAMINATION JUNE,2016 EI ET 403 Electrical Technology Electronics & Instrumentation Engineering Max.Marks :60 marks -----------------------------------------------------------------------------------------------------------
More informationB.E-EEE(Marine) Batch 7. Subject Code EE1704 Subject Name Special Electrical Machines
Course B.E-EEE(Marine) Batch 7 Semester VII Subject Code EE1704 Subject Name Special Electrical Machines Part-A Unit-1 1 List the applications of synchronous reluctance motors. 2 Draw the voltage and torque
More informationHandout Activity: HA773
Charging system HA773-2 Handout Activity: HA773 Charging system The charging system allows for a means to recharge the battery and allow for electrical usage of components in the vehicle. The charging
More informationINSTITUTE OF AERONAUTICAL ENGINEERING (Autonomous) Dundigal, Hyderabad DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING
Course Name Course Code Class Branch INSTITUTE OF AERONAUTICAL ENGINEERING (Autonomous) Dundigal, Hyderabad - 500 0 DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING : Static Drives : A60225 : III -
More information(d) None of the above.
Dr. Mahalingam College of Engineering and Technology, Pollachi-3 (An Autonomous Institution affiliated to Anna niversity) CCET II (2016 Regulation) Name of Programme: B.E. (EEE) Course Code & Course Title:
More informationCHAPTER 6 INTRODUCTION TO MOTORS AND GENERATORS
CHAPTER 6 INTRODUCTION TO MOTORS AND GENERATORS Objective Describe the necessary conditions for motor and generator operation. Calculate the force on a conductor carrying current in the presence of the
More informationDHANALAKSHMI COLLEGE OF ENGINEERING MANIMANGALAM. TAMBARAM, CHENNAI B.E. ELECTRICAL AND ELECTRONICS ENGINEERING
DHANALAKSHMI COLLEGE OF ENGINEERING MANIMANGALAM. TAMBARAM, CHENNAI B.E. ELECTRICAL AND ELECTRONICS ENGINEERING V SEMESTER EE2305 ELECTRICAL MACHINES II LABORATORY LABORATORY MANUAL 1 CONTENT S. No. Name
More informationEE6352-ELECTRICAL ENGINEERING AND INSTRUMENTATION UNIT I D.C. MACHINES PART A
EE6352-ELECTRICAL ENGINEERING AND INSTRUMENTATION 1. What is prime mover? UNIT I D.C. MACHINES PART A The basic source of mechanical power which drives the armature of the generator is called prime mover.
More informationH02P /00 Arrangements for stopping or slowing electric
CPC H H02 COOPERATIVE PATENT CLASSIFICATION ELECTRICITY ( omitted) GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC
More informationUNIT I SYNCHRONOUS GENERATOR PART-A
1. What is an alternator? UNIT I SYNCHRONOUS GENERATOR PART-A An alternator or AC generator is a synchronous machine which converts mechanical energy into electrical energy and produces alternating emf.
More informationPart- A Objective Questions (10X1=10 Marks)
Dr. Mahalingam College of Engineering and Technology, Pollachi-3 (An Autonomous Institution) CCET 3(2016Regulation) Name of Programme: B.E. (EEE) Course Code&Course Title: 16EET41 & Synchronous & Induction
More informationDev Bhoomi Institute Of Technology LABORATORY Department of Electrical And Electronics Engg. Electro-mechanical Energy Conversion II
REV. NO. : REV. DATE : PAGE: 1 Electro-mechanical Energy Conversion II 1. To perform no load and blocked rotor tests on a three phase squirrel cage induction motor and determine equivalent circuit. 2.
More informationSingle Phase Induction Motors
Single Phase Induction Motors Prof. T. H. Panchal Asst. Professor Department of Electrical Engineering Institute of Technology Nirma University, Ahmedabad Introduction As the name suggests, these motors
More informationELECTRIC MACHINES EUROLAB 0.3 kw
index SINGLE-PHASE MOTORS SPLIT-PHASE MOTOR DL 30130 CAPACITOR MOTOR DL 30140 UNIVERSAL MOTOR DL 30150 REPULSION MOTOR DL 30170 THREE PHASE ASYNCHRONOUS MOTORS SQUIRREL CAGE THREE PHASE ASYNCHRONOUS MOTOR
More informationPretest Module 21 Unit 4 Single-Phase Motors
Pretest Module 21 Unit 4 Single-Phase Motors 1. What are the four main components of a single-phase motor? Rotor, stator, centrifugal switch, end bells and bearings 2. How is a rotating field created in
More informationPractical Variable Speed Drives and Power Electronics
Practical Variable Speed Drives and Power Electronics Malcolm Barnes CPEng, BSc(ElecEng), MSEE, Automated Control Systems, Perth, Australia AMSTERDAM BOSTON HEIDELBERG LONDON. NEW YORK OXFORD PARIS SAN
More informationElectrical Theory. Generator Theory. PJM State & Member Training Dept. PJM /22/2018
Electrical Theory Generator Theory PJM State & Member Training Dept. PJM 2018 Objectives The student will be able to: Describe the process of electromagnetic induction Identify the major components of
More informationDepartment of Electrical and Electronics Engineering. II year - III semester ECE Electrical Engineering. 2-Marks Question Bank & University Qn/Ans
Department of Electrical and Electronics Engineering II year - III semester ECE Electrical Engineering 2-Marks Question Bank & University Qn/Ans Prepared by Thenmozhi.N, AP/EEE EC 2201 ELECTRICAL ENGINEERING
More informationUNIT 1 ELECTRICIAN S MATH AND BASIC ELECTRICAL FORMULAS...1 Introduction...1. UNIT 2 ELECTRICAL CIRCUITS...49 Introduction...49
UNIT 1 ELECTRICIAN S MATH AND BASIC ELECTRICAL FORMULAS...1 Introduction...1 PART A ELECTRICIAN S MATH...1 Introduction...1 1.1 Whole Numbers...1 1.2 Decimal...1 1.3 Fractions...1 1.4 Percentages...2 1.5
More informationPretest Module 21 Units 1-3 AC Generators & Three-Phase Motors
Pretest Module 21 Units 1-3 AC Generators & Three-Phase Motors 1. What are the two main parts of a three-phase 2. Which part of a three-phase squirrel-cage induction motor is a hollow core? 3. What are
More informationDHANALAKSHMI SRINIVASAN INSTITUTE OF RESEARCH AND TECHNOLOGY SIRUVACHUR
DHANALAKSHMI SRINIVASAN INSTITUTE OF RESEARCH AND TECHNOLOGY SIRUVACHUR 621 113. DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING QUESTION BANK (PART B) YEAR/SEMESTER :III/V SUB CODE/SUB NAME : EE2302/ELECTRICAL
More informationElectrical Machines-I (EE-241) For S.E (EE)
PRACTICAL WORK BOOK For Academic Session 2013 Electrical Machines-I (EE-241) For S.E (EE) Name: Roll Number: Class: Batch: Department : Semester/Term: NED University of Engineer ing & Technology Electrical
More informationSECTION 4 ELECTRIC MOTORS UNIT 17: TYPES OF ELECTRIC MOTORS UNIT OBJECTIVES UNIT OBJECTIVES 3/21/2012
SECTION 4 ELECTRIC MOTORS UNIT 17: TYPES OF ELECTRIC MOTORS UNIT OBJECTIVES After studying this unit, the reader should be able to Describe the different types of open single-phase motors used to drive
More informationECET 211 Electric Machines & Controls Lecture 5-1 Electric Motors. Lecture 5-1 Electric Motors
ECET 211 Electric Machines & Controls Lecture 5-1 Electric Motors (2 of 4) Text Book: Chapter 5 Electric Motors, Electric Motors and Control Systems, by Frank D. Petruzella, published by McGraw Hill, 2015.
More informationComprehensive Technical Training
Comprehensive Technical Training For Sugar Mills Staff on Operation & Maintenance of Baggase Based HP Cogeneration System Schedule: 10 th July to 13 th July, 2017 A.C. GENERATOR Topics Covered. Introduction.
More information