CHAPTER 1. MAGNETIC CIRCUITS

MAGNETIC CIRCUITS 

• i−H Relation 
• B−H Relation 
• Magnetic Equal Circuit 
• Magnetization Curve 
• Magnetic Circuit with Air Hole 
• Inductance

HYSTERESIS 

• Hysteresis Loss 
• Eddy Present Loss 
• Core Loss

SINUSOIDAL EXCITATION

• Thrilling Present

PERMANENT MAGNET

• Magnetization of Everlasting Magnets 
• Approximate Design of Everlasting Magnets 
• Everlasting Magnet Supplies

ROBLEMS

CHAPTER 2. TRANSFORMERS

IDEAL TRANSFORMER 

• Impedance Switch 
• Polarity

PRACTICAL TRANSFORMER 

• Referred Equal Circuits 
• Dedication of Equal Circuit Parameters

VOLTAGE REGULATION 

EFFICIENCY

• Most Effectivity 
• All-Day (or Vitality) Effectivity, ηAD

AUTOTRANSFORMER

THREE-PHASE TRANSFORMERS 

• Financial institution of Three Single-Section Transformers (Three-Section Transformer Financial institution) 
• Three-Section Transformer on a Frequent Magnetic Core (Three-Section Unit Transformer)

HARMONICS IN THREE-PHASE TRANSFORMER BANKS 

PER-UNIT (PU) SYSTEM 

• Transformer Equal Circuit in Per-Unit Type 
• Full-Load Copper Loss 
• PROBLEMS

CHAPTER 3. ELECTROMECHANICAL ENERGY CONVERSION

ENERGY CONVERSION PROCESS 

FIELD ENERGY

• Vitality, Coenergy

MECHANICAL FORCE IN THE ELECTROMAGNETIC SYSTEM 

• Linear System

ROTATING MACHINES 

CYLINDRICAL MACHINES 

PROBLEMS 

CHAPTER 4. DC MACHINES

ELECTROMAGNETIC CONVERSION 

DC MACHINES 

• Development 
• Evolution of DC Machines 
• Armature Windings 
• Armature Voltage 
• Developed (or Electromagnetic) Torque 
• Magnetization (or Saturation) Curve of a DC Machine 
• Classification of DC Machines

DC GENERATORS 

• Individually Excited DC Generator 
• Shunt (Self-Excited) Generator 
• Compound DC Machines 
• Collection Generator 
• Interpoles or Commutator Poles

DC MOTORS 

• Shunt Motor 
• Collection Motor 
• Starter

SPEED CONTROL 

• Ward–Leonard System 
• Strong-State Management 
• Closed-Loop Operation

PERMANENT MAGNET DC (PMDC) MOTORS 

PRINTED CIRCUIT BOARD (PCB) MOTORS 

PROBLEMS 

CHAPTER 5. INDUCTION (ASYNCHRONOUS) MACHINES

CONSTRUCTIONAL FEATURES 

ROTATING MAGNETIC FIELD 

• Graphical Methodology 
• Analytical Methodology

INDUCED VOLTAGES 

POLYPHASE INDUCTION MACHINE 

• Standstill Operation 
• Section Shifter 
• Induction Regulator 
• Operating Operation

THREE MODES OF OPERATION 

• Motoring 
• Producing 
• Plugging

INVERTED INDUCTION MACHINE 

EQUIVALENT CIRCUIT MODEL 

• Stator Winding 
• Rotor Circuit 
• Full Equal Circuit 
• Numerous Equal Circuit Configurations 
• Thevenin Equal Circuit

NO-LOAD TEST, BLOCKED-ROTOR TEST, AND

EQUIVALENT CIRCUIT PARAMETERS 

PERFORMANCE CHARACTERISTICS 

POWER FLOW IN THREE MODES OF OPERATION 

EFFECTS OF ROTOR RESISTANCE 

• Wound-Rotor Motors 
• Deep-Bar Squirrel-Cage Motors 
• Double-Cage Rotors

CLASSES OF SQUIRREL-CAGE MOTORS

SPEED CONTROL 

• Pole Altering 
• Line Voltage Management 
• Line Frequency Management 
• Fixed-Slip Frequency Operation 
• Closed-Loop Management 
• Fixed-Flux, Φp (or E=f) Operation 
• Fixed-Present Operation 
• Rotor Resistance Management 
• Rotor Slip Vitality Restoration

STARTING OF INDUCTION MOTORS 

TIME AND SPACE HARMONICS 

• Time Harmonics 
• House Harmonics

LINEAR INDUCTION MOTOR (LIM) 

PROBLEMS 

CHAPTER 6. SYNCHRONOUS MACHINES 

CONSTRUCTION OF THREE-PHASE SYNCHRONOUS MACHINES 

SYNCHRONOUS GENERATORS 

• The Infinite Bus

SYNCHRONOUS MOTORS 

EQUIVALENT CIRCUIT MODEL 

• Dedication of the Synchronous Reactance Xs 
• Phasor Diagram

POWER AND TORQUE CHARACTERISTICS 

CAPABILITY CURVES 

POWER FACTOR CONTROL 

INDEPENDENT GENERATORS 

SALIENT POLE SYNCHRONOUS MACHINES 

• Power Switch 
• Dedication of Xd and Xq

SPEED CONTROL OF SYNCHRONOUS MOTORS 

• Frequency Management 
• Self-Managed Synchronous Motor 
• Closed-Loop Management 
• Equal DC Motor Traits

APPLICATIONS 

LINEAR SYNCHRONOUS MOTOR (LSM) 

BRUSHLESS DC (BLDC) MOTORS 

SWITCHED RELUCTANCE MOTORS (SRM) 

• Primary Operation of SRM 
• Modeling and Torque Manufacturing 
• Power Converter Circuit 
• Functions

SENSORLESS DRIVE SYSTEMS 

PROBLEMS 

CHAPTER 7. SINGLE-PHASE MOTORS 

SINGLE-PHASE INDUCTION MOTORS 

• Double Revolving Discipline Idea 
• Equal Circuit of a Single-Section Induction Motor 
• Beginning of Single-Section Induction Motors 
• Classification of Motors 
• Traits and Typical Functions

STARTING WINDING DESIGN 

• Design of Cut up-Section (Resistance-Begin) Motors 
• Design of Capacitor-Begin Motors

EQUIVALENT CIRCUIT OF A CAPACITOR-RUN MOTOR 

SINGLE-PHASE SERIES (UNIVERSAL) MOTORS 

SINGLE-PHASE SYNCHRONOUS MOTORS 

• Reluctance Motors 
• Hysteresis Motors

SPEED CONTROL 

PROBLEMS 

CHAPTER 8. SPECIAL MACHINES 

SERVOMOTORS 

• DC Servomotors 
• AC Servomotors 
• Evaluation: Switch Operate and Block Diagram 
• Three-Section AC Servomotors

SYNCHROS 

• Voltage Relations 
• Functions

STEPPER MOTORS 

• Variable-Reluctance Stepper Motor 
• Everlasting Magnet Stepper Motor 
• Drive Circuits

PROBLEMS 

CHAPTER 9. TRANSIENTS AND DYNAMICS 

DC MACHINES 

• Individually Excited DC Generator 
• DC Motor Dynamics 
• SYNCHRONOUS MACHINES 
• Three-Section Brief Circuit 
• Dynamics: Sudden Load Change

INDUCTION MACHINES 

TRANSFORMER; TRANSIENT INRUSH CURRENT 

PROBLEMS 

CHAPTER 10. POWER SEMICONDUCTOR CONVERTERS 

POWER SEMICONDUCTOR DEVICES 

• Thyristor (SCR) 
• Triac 
• GTO (Gate Turnoff) Thyristor 
• Gate-Commutated Thyristor (GCT) 
• Power Transistor (BJT) 
• Power Mosfet 
• Insulated Gate Bipolar Transistor (IGBT) 
• Diode

CONTROLLED RECTIFIERS 

• Single-Section Circuits 
• Three-Section Circuits

AC VOLTAGE CONTROLLERS 

• Single-Section AC Voltage Controllers 
• Three-Section AC Voltage Controllers

CHOPPERS 

• Step-Down Chopper (Buck Converter) 
• Step-Up Chopper (Enhance Converter) 
• Step-Down and Step-Up Chopper (Buck-Enhance Converter) 
• Two-Quadrant Chopper

INVERTERS 

• Voltage Supply Inverters (VSI) 
• Present Supply Inverters (CSI)

CYCLOCONVERTERS 

• Single-Section to Single-Section Cycloconverter 
• Three-Section Cycloconverter

NEUTRAL POINT CLAMPED (NPC) MULTILEVEL INVERTERS 

DC POWER SUPPLY USING BUCK CONVERTER CONFIGURATION 

POWER SUPPLY IN COMPUTERS 

PROBLEMS 

CHAPTER 11. WIND ENERGY SYSTEMS 

WIND ENERGY SYSTEMS 

• Wind Power Know-how 
• On-Shore and Offshore Wind Farms 
• Dimension of Wind Generators 
• Horizontal-Axis and Vertical-Axis Wind Generators 
• Wind Turbine Power Traits 
• Pitch and Stall Aerodynamic Power Management 
• Most Power Level Monitoring (MPPT) Management 
• Wind Vitality Conversion Methods (WECS)

Principles of Electric Machines and Power Electronics

Author(s): P. C. Sen

Publisher: Wiley, Year: 2013

ISBN: 111807887X,9781118078877

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