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Informationen zum Autor JOHN R. BRAUER , PhD, PE, is Adjunct Professor in the Department of Electrical Engineering and Computer Science at the Milwaukee School of Engineering. A Life Fellow of the IEEE, he received their Third Millennium Medal in 2000 for his service, and has served on the boards of the Applied Computational Electromagnetics Society and the International Compumag Society. In addition, Dr. Brauer has published 160 technical papers and contributed to several books. Klappentext A fully updated, easy-to-read guide on magnetic actuators and sensorsThe Second Edition of this must-have book for today's engineers includes the latest updates and advances in the field of magnetic actuators and sensors. Magnetic Actuators and Sensors emphasizes computer-aided design techniques--especially magnetic finite element analysis; offers many new sections on topics ranging from magnetic separators to spin valve sensors; and features numerous worked calculations, illustrations, and real-life applications.To aid readers in building solid, fundamental, theoretical background and design know-how, the book provides in-depth coverage in four parts:PART I: MAGNETICS* Introduction* Basic Electromagnetics* Reluctance Method* Finite-Element Method* Magnetic Force* Other Magnetic Performance ParametersPART II: ACTUATORS* Magnetic Actuators Operated by Direct Current* Magnetic Actuators Operated by Alternating Current* Magnetic Actuator Transient OperationPART III: SENSORS* Hall Effect and Magnetoresistive Sensors* Other Magnetic SensorsPART IV: SYSTEMS* Coil Design and Temperature Calculations* Electromagnetic Compatibility* Electromechanical Finite Elements* Electromechanical Analysis Using Systems Models* Coupled Electrohydraulic Analysis Using Systems ModelsWith access to a support website containing downloadable software data files (including MATLAB(r) data files) for verifying design techniques and analytical methods, Magnetic Actuators and Sensors, Second Edition is an exemplary learning tool for practicing engineers and engineering students involved in the design and application of magnetic actuators and sensors. Zusammenfassung A fully updated, easy-to-read guide on magnetic actuators and sensors The Second Edition of this must-have book for today's engineers includes the latest updates and advances in the field of magnetic actuators and sensors. Inhaltsverzeichnis PREFACE xi PREFACE TO THE FIRST EDITION xiii LIST OF 66 EXAMPLES xv PART I MAGNETICS 1 1 Introduction 3 1.1 Overview of Magnetic Actuators 3 1.2 Overview of Magnetic Sensors 4 1.3 Actuators and Sensors in Motion Control Systems 5 1.4 Magnetic Actuators and Sensors in Mechatronics 7 References 8 2 Basic Electromagnetics 9 2.1 Vectors 9 2.2 Ampere's Law 14 2.3 Magnetic Materials 17 2.4 Faraday's Law 22 2.5 Potentials 25 2.6 Maxwell's Equations 28 Problems 29 References 31 3 Reluctance Method 33 3.1 Simplifying Ampere's Law 33 3.2 Applications 37 3.3 Fringing Flux 40 3.4 Complex Reluctance 41 3.5 Limitations 41 Problems 42 References 42 4 Finite-Element Method 43 4.1 Energy Conservation and Functional Minimization 43 4.2 Triangular Elements for Magnetostatics 45 4.3 Matrix Equation 46 4.4 Finite-Element Models 49 Problems 53 References 53 5 Magnetic Force 55 5.1 Magnetic Flux Line Plots 55 5.2 Magnetic Energy 60 5.3 Magnetic Force on Steel 61 5.4 Magnetic Pressure on Steel 65 5.5 Lorentz Force 66 5.6 Permanent Magnets 67 5.7 Magnetic Torque 72 5.8 Magnetic Volume Forces on Permeable Particles 73 Problems 75 References 76
