wind electrical systems 1st 12th Impression Edition by Bhadra, Kastha, Banerjee 9780195670936 0195670930

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Product details:

ISBN 10: 0195670930
ISBN 13: 9780195670936
Author: Bhadra, Kastha, Banerjee 

This is the first Indian book of its kind specifically addressing the issues of wind-electrical conversion, and with its clear and concise treatment of the issues involved, would benefit both students and professionals in this field.

The book introduces the reatder to the basics of wind energy conversion, the conversion of wind engery into electrical form, its integration with the local grid, issues of stand-alone generation and consumption, and the issues of hybrid power systems wehre wind energy is integrated with another energy source like solar energy or diesle generators to provide reliable power.

wind electrical systems 1st Table of contents:

1. Fundamentals of Wind Turbines 

1.1 Historical Background

1.2 Power Contained in Wind

1.3 Thermodynamics of Wind Energy

1.4 Efficiency Limit for Wind Energy Conversion

1.5 Maximum Energy Obtainable for a Thrust-operated Convert 

1.5.1 Efficiency Limit for a Thrust-operated Converter

1.6 Types of Wind Energy Conversion Devices

1.6.1 Dutch Windmills

1.6.2 Multiblade Water-pumping Windmills

1.6.3 High-speed Propeller-type Wind Machines

1.6.4 The Savonius Rotor

1.6.5 The Darrieus Rotor

1.7 Some Relevant Definitions

1.8 Aerodynamics of Wind Rotors

1.8.1 Analysis Using the Blade-element Theory

1.8.2 Aerodynamic Efficiency

1.9 Design of the Wind Turbine Rotor

1.9.1 Diameter of the Rotor

1.9.2 Choice of the Number of Blades

1.9.3 Choice of the Blade Profile and Material

1.9.4 Determination of the Blade Chord

1.9.5 Choice of the Pitch Angle

1.9.6 The Tower

1.9.7 The Transmission System and Gear Box

1.10 Power-Speed Characteristics

1.11 Torque-Speed Characteristics

1.12 Wind Turbine Control Systems

1.12.1 Pitch Angle Control

1.12.2 Stall Control

1.12.3 Power Electronic Control

1.12.4 Yaw Control

1.13 Control Strategy

2. Wind Site Analysis and Selection

2.1 Wind Speed Measurements

2.1.1 Robinson Cup Anemometer

2.1.2 Pressure Tube Anemometer

2.1.3 Hot Wire Anemometer

2.2 Wind Speed Statistics

2.2.1 Statistical Wind Speed Distributions

2.3 Site and Turbine Selection

3. Basics of Induction and Synchronous Machines

3.1 The Induction Machine

3.1.1 Constructional Feature and Rotating Magnetic Field

3.1.2 Steady-state Equivalent Circuit Model

3.1.3 Performance Characteristics

3.1.4 Saturation Characteristics

3.1.5 Modified Equivalent Circuits

3.1.6 Effect of Rotor-injected Emf-Slip Power Recovery Scheme

3.1.7 Dynamic d-q Axis Model

3.2 The Wound-field Synchronous Machine

3.2.1 Constructional Features

3.2.2 Dynamic Machine Equations

3.2.3 Steady-state Operation

3.2.4 Steady-state Model with Rectifier Load

3.3 The Permanent Magnet Synchronous Machine

3.3.1 Constructional Aspects

3.3.2 Steady-state Equations

3.4 Power Flow Between Two Synchronous Sources

3.5 Induction Generator Versus Synchronous Generator

4. Power Electronics

4.1 Power Electronics

4.1.1 Classification of Power Electronic Converters

4.1.2 Components of Power Electronic Converters

4.2 Power Semiconductor Devices

4.2.1 Diodes

4.2.2 Thyristors

4.2.3 Bipolar Power Transistor

4.2.4 Power MOSFET4.2.5 Insulated Gate Bipolar Transistor

4.3 Uncontrolled Rectifier

4.4 Phase-controlled Converters

4.4.1 Line-frequency Naturally Commutating Rectifiers and Inverters

4.4.2 Phase-controlled Ac Voltage Regulator

4.5 Dc-dc PWM Converters

4.5.1 Buck (Step-down) Converter

4.5.2 The Boost (Step-up) Converter

4.5.3 Buck-Boost Converter

4.6 The Inverter: Dc to Ac Conversion

4.6.2 Current-regulated Pulse Width Modulation

4.6.3 Bidirectional and Controlled Power-factor Opera of the Sine-PWM Converter (Rectifier/Inverter)

4.6.4 Current Source Inverter

4.7 Diode Rectifier and Input Line Current Shaping

5. Grid-connected and Self-excited Induction Generator Operation

5.1 Constant-voltage, Constant-frequency Generation

5.1.1 Single-output System

5.1.2 Double-output System with a Current Converter

5.1.3 Equivalent Circuits

5.1.4 Reactive Power and Harmonics

5.1.5 Double-output System with a Voltage Source Inverter

5.2 Reactive Power Compensation

5.3 Variable-voltage, Variable-frequency Generation

5.3.1 The Self-excitation Process

5.3.2 Circuit Model for the Self-excited Induction Generator

5.3.3 Analysis of the Steady-state Operation

5.3.4 The Steady-state Characteristics

5.3.5 The Excitation Requirement

5.4 Effect of a Wind Generator on the Network

6. Generation Schemes with Variable-speed Turbines

6.1 Classification of Schemes

6.2 Operating Area

6.3 Induction Generators

6.3.1 Cage Rotor Induction Generator 

6.4 Doubly Fed Induction Generator

6.5 Wound-field Synchronous Generator

6.6 The Permanent Magnet Generator

7. Hybrid Energy Systems

7.1 Diesel Generator and Photovoltaic System

7.1.1 Diesel Engine

7.1.2 Photovoltaic Power Generation

7.2 Wind-Diesel Hybrid System

7.2.1 System With No Storage

7.2.2 System With Battery Backup

7.3 Wind-Photovoltaic Systems

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