{"product_id":"electric-machines-and-drives-isbn-9781118074817","title":"Electric Machines and Drives","description":"This book is part of a three-book series.\u003cbr\u003e \u003cbr\u003e   \u003cp\u003eNed Mohan has been a leader in EES education and research for decades, as author of the best-selling text\/reference \u003ci\u003ePower Electronics. \u003c\/i\u003e \u003c\/p\u003e \u003cp\u003eThis book emphasizes applications of electric machines and drives that are essential for wind turbines and electric and hybrid-electric vehicles. The approach taken is unique in the following respects:\u003c\/p\u003e \u003cul type=\"disc\"\u003e \u003cli\u003eA systems approach, where Electric Machines are covered in the context of the overall drives with applications that students can appreciate and get enthusiastic about;\u003c\/li\u003e \u003cli\u003eA fundamental and physics-based approach that not only teaches the analysis of electric machines and drives, but also prepares students for learning how to control them in a graduate level course;\u003c\/li\u003e \u003cli\u003eUse of the space-vector-theory that is made easy to understand. They are introduced in this book in such a way that students can appreciate their physical basis;\u003c\/li\u003e \u003cli\u003eA unique way to describe induction machines that clearly shows how they go from the motoring-mode to the generating-mode, for example in wind and electric vehicle applications, and how they ought to be controlled for the most efficient operation.\u003c\/li\u003e \u003c\/ul\u003e  PREFACE xi  \u003cp\u003e\u003cb\u003eCHAPTER 1 INTRODUCTION TO ELECTRIC DRIVE SYSTEMS 1\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e1.1 History 1\u003c\/p\u003e \u003cp\u003e1.2 What Is an Electric-Motor Drive? 2\u003c\/p\u003e \u003cp\u003e1.3 Factors Responsible for the Growth of Electric Drives 3\u003c\/p\u003e \u003cp\u003e1.4 Typical Applications of Electric Drives 3\u003c\/p\u003e \u003cp\u003e1.5 The Multi-Disciplinary Nature of Drive Systems 8\u003c\/p\u003e \u003cp\u003e1.6 Structure of the Textbook 9\u003c\/p\u003e \u003cp\u003eReferences 10\u003c\/p\u003e \u003cp\u003eProblems 11\u003c\/p\u003e \u003cp\u003e\u003cb\u003eCHAPTER 2 UNDERSTANDING MECHANICAL SYSTEM REQUIREMENTS FOR ELECTRIC DRIVES 12\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e2.1 Introduction 12\u003c\/p\u003e \u003cp\u003e2.2 Systems with Linear Motion 12\u003c\/p\u003e \u003cp\u003e2.3 Rotating Systems 14\u003c\/p\u003e \u003cp\u003e2.4 Friction 20\u003c\/p\u003e \u003cp\u003e2.5 Torsional Resonances 21\u003c\/p\u003e \u003cp\u003e2.6 Electrical Analogy 22\u003c\/p\u003e \u003cp\u003e2.7 Coupling Mechanisms 23\u003c\/p\u003e \u003cp\u003e2.8 Types of Loads 26\u003c\/p\u003e \u003cp\u003e2.9 Four-Quadrant Operation 27\u003c\/p\u003e \u003cp\u003e2.10 Steady State and Dynamic Operations 27\u003c\/p\u003e \u003cp\u003eReferences 28\u003c\/p\u003e \u003cp\u003eProblems 28\u003c\/p\u003e \u003cp\u003e\u003cb\u003eCHAPTER 3 REVIEW OF BASIC ELECTRIC CIRCUITS 31\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e3.1 Introduction 31\u003c\/p\u003e \u003cp\u003e3.2 Phasor Representation in Sinusoidal Steady State 31\u003c\/p\u003e \u003cp\u003e3.3 Three-Phase Circuits 38\u003c\/p\u003e \u003cp\u003eReference 43\u003c\/p\u003e \u003cp\u003eProblems 43\u003c\/p\u003e \u003cp\u003e\u003cb\u003eCHAPTER 4 BASIC UNDERSTANDING OF SWITCH-MODE POWER ELECTRONIC CONVERTERS IN ELECTRIC DRIVES 46\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e4.1 Introduction 46\u003c\/p\u003e \u003cp\u003e4.2 Overview of Power Processing Units (PPUs) 46\u003c\/p\u003e \u003cp\u003e4.3 Converters for DC Motor Drives ð2Vd , vo , VdÞ 52\u003c\/p\u003e \u003cp\u003e4.4 Synthesis of Low-Frequency AC 58\u003c\/p\u003e \u003cp\u003e4.5 Three-Phase Inverters 59\u003c\/p\u003e \u003cp\u003e4.6 Power Semiconductor Devices 62\u003c\/p\u003e \u003cp\u003eReferences 66\u003c\/p\u003e \u003cp\u003eProblems 66\u003c\/p\u003e \u003cp\u003e\u003cb\u003eCHAPTER 5 MAGNETIC CIRCUITS 69\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e5.1 Introduction 69\u003c\/p\u003e \u003cp\u003e5.2 Magnetic Field Produced by Current-Carrying Conductors 69\u003c\/p\u003e \u003cp\u003e5.3 Flux Density B and the Flux f 71\u003c\/p\u003e \u003cp\u003e5.4 Magnetic Structures with Air Gaps 74\u003c\/p\u003e \u003cp\u003e5.5 Inductances 76\u003c\/p\u003e \u003cp\u003e5.6 Faraday’s Law: Induced Voltage in a Coil due to Time-Rate of Change of Flux Linkage 78\u003c\/p\u003e \u003cp\u003e5.7 Leakage and Magnetizing Inductances 81\u003c\/p\u003e \u003cp\u003e5.8 Transformers 83\u003c\/p\u003e \u003cp\u003e5.9 Permanent Magnets 88\u003c\/p\u003e \u003cp\u003eReferences 90\u003c\/p\u003e \u003cp\u003eProblems 90\u003c\/p\u003e \u003cp\u003e\u003cb\u003eCHAPTER 6 BASIC PRINCIPLES OF ELECTROMECHANICAL ENERGY CONVERSION 92\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e6.1 Introduction 92\u003c\/p\u003e \u003cp\u003e6.2 Basic Structure 92\u003c\/p\u003e \u003cp\u003e6.3 Production of Magnetic Field 94\u003c\/p\u003e \u003cp\u003e6.4 Basic Principles of Operation 96\u003c\/p\u003e \u003cp\u003e6.5 Application of the Basic Principles 98\u003c\/p\u003e \u003cp\u003e6.6 Energy Conversion 99\u003c\/p\u003e \u003cp\u003e6.7 Power Losses and Energy Efficiency 101\u003c\/p\u003e \u003cp\u003e6.8 Machine Ratings 102\u003c\/p\u003e \u003cp\u003eReferences 103\u003c\/p\u003e \u003cp\u003eProblems 103\u003c\/p\u003e \u003cp\u003e\u003cb\u003eCHAPTER 7 DC-MOTOR DRIVES AND ELECTRONICALLYCOMMUTATED MOTOR (ECM) DRIVES 108\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e7.1 Introduction 108\u003c\/p\u003e \u003cp\u003e7.2 The Structure of DC Machines 109\u003c\/p\u003e \u003cp\u003e7.3 Operating Principles of DC Machines 111\u003c\/p\u003e \u003cp\u003e7.4 DC-Machine Equivalent Circuit 117\u003c\/p\u003e \u003cp\u003e7.5 Various Operating Modes in DC-Motor Drives 119\u003c\/p\u003e \u003cp\u003e7.6 Flux Weakening in Wound-Field Machines 122\u003c\/p\u003e \u003cp\u003e7.7 Power-Processing Units in DC Drives 123\u003c\/p\u003e \u003cp\u003e7.8 Electronically-Commutated Motor (ECM) Drives 123\u003c\/p\u003e \u003cp\u003eReferences 129\u003c\/p\u003e \u003cp\u003eProblems 129\u003c\/p\u003e \u003cp\u003e\u003cb\u003eCHAPTER 8 DESIGNING FEEDBACK CONTROLLERS FOR MOTOR DRIVES 132\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e8.1 Introduction 132\u003c\/p\u003e \u003cp\u003e8.2 Control Objectives 132\u003c\/p\u003e \u003cp\u003e8.3 Cascade Control Structure 135\u003c\/p\u003e \u003cp\u003e8.4 Steps in Designing the Feedback Controller 135\u003c\/p\u003e \u003cp\u003e8.5 System Representation for Small-Signal Analysis 136\u003c\/p\u003e \u003cp\u003e8.6 Controller Design 138\u003c\/p\u003e \u003cp\u003e8.7 Example of a Controller Design 139\u003c\/p\u003e \u003cp\u003e8.8 The Role of Feed-Forward 145\u003c\/p\u003e \u003cp\u003e8.9 Effects of Limits 145\u003c\/p\u003e \u003cp\u003e8.10 Anti-Windup (Non-Windup) Integration 146\u003c\/p\u003e \u003cp\u003eReferences 147\u003c\/p\u003e \u003cp\u003eProblems and Simulations 147\u003c\/p\u003e \u003cp\u003e\u003cb\u003eCHAPTER 9 INTRODUCTION TO AC MACHINES AND SPACE VECTORS 149\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e9.1 Introduction 149\u003c\/p\u003e \u003cp\u003e9.2 Sinusoidally-Distributed Stator Windings 149\u003c\/p\u003e \u003cp\u003e9.3 The Use of Space Vectors to Represent Sinusoidal Field Distributions in the Air Gap 156\u003c\/p\u003e \u003cp\u003e9.4 Space-Vector Representation of Combined Terminal Currents and Voltages 159\u003c\/p\u003e \u003cp\u003e9.5 Balanced Sinusoidal Steady-State Excitation (Rotor Open-Circuited) 164\u003c\/p\u003e \u003cp\u003eReferences 172\u003c\/p\u003e \u003cp\u003eProblems 172\u003c\/p\u003e \u003cp\u003e\u003cb\u003eCHAPTER 10 SINUSOIDAL PERMANENT MAGNET AC (PMAC) DRIVES, LCI-SYNCHRONOUS MOTOR DRIVES, AND SYNCHRONOUS GENERATORS 174\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e10.1 Introduction 174\u003c\/p\u003e \u003cp\u003e10.2 The Basic Structure of Permanent-Magnet AC (PMAC) Machines 175\u003c\/p\u003e \u003cp\u003e10.3 Principle of Operation 175\u003c\/p\u003e \u003cp\u003e10.4 The Controller and the Power-Processing Unit (PPU) 185\u003c\/p\u003e \u003cp\u003e10.5 Load-Commutated-Inverter (LCI) Supplied Synchronous Motor Drives 186\u003c\/p\u003e \u003cp\u003e10.6 Synchronous Generators 187\u003c\/p\u003e \u003cp\u003eReferences 191\u003c\/p\u003e \u003cp\u003eProblems 191\u003c\/p\u003e \u003cp\u003e\u003cb\u003eCHAPTER 11 INDUCTION MOTORS: BALANCED, SINUSOIDAL STEADY STATE OPERATION 193\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e11.1 Introduction 193\u003c\/p\u003e \u003cp\u003e11.2 The Structure of Three-Phase, Squirrel-Cage Induction Motors 194\u003c\/p\u003e \u003cp\u003e11.3 The Principles of Induction Motor Operation 194\u003c\/p\u003e \u003cp\u003e11.4 Tests to Obtain the Parameters of the Per-Phase Equivalent Circuit 215\u003c\/p\u003e \u003cp\u003e11.5 Induction Motor Characteristics at Rated Voltages in Magnitude and Frequency 216\u003c\/p\u003e \u003cp\u003e11.6 Induction Motors of Nema Design A, B, C, and D 218\u003c\/p\u003e \u003cp\u003e11.7 Line Start 219\u003c\/p\u003e \u003cp\u003e11.8 Reduced Voltage Starting (“soft start”) of Induction Motors 220\u003c\/p\u003e \u003cp\u003e11.9 Energy-Savings in Lightly-Loaded Machines 220\u003c\/p\u003e \u003cp\u003e11.10 Doubly-Fed Induction Generators (DFIG) in Wind Turbines 221\u003c\/p\u003e \u003cp\u003eReferences 228\u003c\/p\u003e \u003cp\u003eProblems 229\u003c\/p\u003e \u003cp\u003e\u003cb\u003eCHAPTER 12 INDUCTION-MOTOR DRIVES: SPEED CONTROL 231\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e12.1 Introduction 231\u003c\/p\u003e \u003cp\u003e12.2 Conditions for Efficient Speed Control Over a Wide Range 232\u003c\/p\u003e \u003cp\u003e12.3 Applied Voltage Amplitudes to Keep ^ Bms 5 ^ Bms;rated 235\u003c\/p\u003e \u003cp\u003e12.4 Starting Considerations in Drives 239\u003c\/p\u003e \u003cp\u003e12.5 Capability to Operate below and above the Rated Speed 240\u003c\/p\u003e \u003cp\u003e12.6 Induction-Generator Drives 242\u003c\/p\u003e \u003cp\u003e12.7 Speed Control of Induction-Motor Drives 243\u003c\/p\u003e \u003cp\u003e12.8 Pulse-Width-Modulated Power-Processing Unit 244\u003c\/p\u003e \u003cp\u003e12.9 Reduction of ^ Bms at Light Loads 248\u003c\/p\u003e \u003cp\u003eReferences 249\u003c\/p\u003e \u003cp\u003eProblems 249\u003c\/p\u003e \u003cp\u003e\u003cb\u003eCHAPTER 13 RELUCTANCE DRIVES: STEPPER-MOTOR AND SWITCHED-RELUCTANCE DRIVES 250\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e13.1 Introduction 250\u003c\/p\u003e \u003cp\u003e13.2 The Operating Principle of Reluctance Motors 251\u003c\/p\u003e \u003cp\u003e13.3 Stepper-Motor Drives 253\u003c\/p\u003e \u003cp\u003e13.4 Switched-Reluctance Motor Drives 259\u003c\/p\u003e \u003cp\u003eReferences 260\u003c\/p\u003e \u003cp\u003eProblems 260\u003c\/p\u003e \u003cp\u003e\u003cb\u003eCHAPTER 14 ENERGY EFFICIENCY OF ELECTRIC DRIVES AND INVERTER-MOTOR INTERACTIONS 261\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e14.1 Introduction 261\u003c\/p\u003e \u003cp\u003e14.2 The Definition of Energy Efficiency in Electric Drives 261\u003c\/p\u003e \u003cp\u003e14.3 The Energy Efficiency of Induction Motors with Sinusoidal Excitation 262\u003c\/p\u003e \u003cp\u003e14.4 The Effects of Switching-Frequency Harmonics on Motor Losses 265\u003c\/p\u003e \u003cp\u003e14.5 The Energy Efficiencies of Power-Processing Units 266\u003c\/p\u003e \u003cp\u003e14.6 Energy Efficiencies of Electric Drives 266\u003c\/p\u003e \u003cp\u003e14.7 The Economics of Energy Savings by Premium-Efficiency Electric Motors and Electric Drives 266\u003c\/p\u003e \u003cp\u003e14.8 The Deleterious Effects of The PWM-Inverter Voltage Waveform on Motor Life 267\u003c\/p\u003e \u003cp\u003e14.9 Benefits of Using Variable-Speed Drives 268\u003c\/p\u003e \u003cp\u003eReferences 268\u003c\/p\u003e \u003cp\u003eProblem 269\u003c\/p\u003e \u003cb\u003eNed Mohan\u003c\/b\u003e is Oscar A. Schott Professor of Power Electronics in the Department of Electrical Engineering at the University of Minnesota, where he has been teaching for 33 years. He has written five textbooks; one of them is translated into several languages.\u003cbr\u003eHe has 13 patents and has written over 200 technical articles. He is actively involved in the area of renewable energy and is working on the next generation of wind generators and storage.\u003cbr\u003eHe received the Distinguished Teaching Award by the Institute of Technology at the University of Minnesota. He is a Morse-Alumni Distinguished Teaching Professor and is a member of the Academy of Distinguished Teachers at the University of Minnesota. He received the Outstanding Educator Award from the Power Engineering Society of the IEEE in 2008. He is a Fellow of the IEEE.   \u003cp\u003e\u003cb\u003eWILEY INTRODUCES A NEW SERIES ON POWER SYSTEMS FOR THE NEXT GENERATION OF SUSTAINABLE POWER.\u003c\/b\u003e \u003c\/p\u003e\u003cp\u003e\u003cb\u003eBy Ned Mohan, University of Minnesota\u003c\/b\u003e  \u003c\/p\u003e\u003cp\u003eWorking with a number of universities, Dr. Ned Mohan has developed a forward-looking curriculum for teaching undergraduate courses in Power Systems, Power Electronics and Electric Machines and Drives. This groundbreaking new series is based on that curriculum and represent the next generation in the engineering of sustainable power. Dr. Mohan has been a leader in Electric Energy systems education and research for decades, as an author of the best-selling text\/reference \u003ci\u003ePower Electronics\u003c\/i\u003e published by Wiley. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eHALLMARK FEATURES OF THE SERIES\u003c\/b\u003e \u003c\/p\u003e\u003cul\u003e \u003cli\u003e\n\u003cb\u003eBrief, accessible coverage\u003c\/b\u003e designed for undergraduates and readers new to power systems engineering.\u003c\/li\u003e \u003cli\u003eUpdated with \u003cb\u003emodern application examples\u003c\/b\u003e related to renewable energy and the 'smart grid.'\u003c\/li\u003e \u003cli\u003eSupplemented with a \u003cb\u003ewide range of digital resources\u003c\/b\u003e – slides, video clips, animations, and lab manuals. (For instructors)\u003c\/li\u003e \u003cli\u003eBuilds off the author's publications in the area.\u003c\/li\u003e \u003cli\u003eAdopts a systems approach, which puts otherwise dry technical detail in the context of applications that motivate students and readers (hybrid cars, wind turbines, etc.)\u003c\/li\u003e \u003cli\u003eBriefer and \u003cb\u003emore suitable for an undergraduate audience or engineers new to this area\u003c\/b\u003e than competing titles.\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cb\u003eELECTRIC MACHINES AND DRIVES: A FIRST COURSE\u003c\/b\u003e \u003c\/p\u003e\u003cp\u003eThis book focuses on Electric Machines and Drives as one of the topics in an integrated Electric Energy Systems curriculum. It follows a top-down, systems-level approach to highlight interrelationships between the sub-fields within this curriculum, and is intended to cover both the fundamentals and practical design in a single-semester course.\u003c\/p\u003e","brand":"Wiley","offers":[{"title":"Default Title","offer_id":47989110440165,"sku":"NP9781118074817","price":146.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1842\/7735\/files\/9781118074817.jpg?v=1761782837","url":"https:\/\/k12savings.com\/es\/products\/electric-machines-and-drives-isbn-9781118074817","provider":"K12savings","version":"1.0","type":"link"}