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Umfang: 1 Online-Ressource (verschiedene Seitenzählungen) , Illustrationen, Diagramme

Ausgabe: Version: 20191201

ISBN: 9780750320849 , 9780750320832

Serie: IOP ebooks. [2020 collection]

Inhalt: This book introduces electromechanical energy conversion through active learning. Covering linear and non-linear magnetic circuits, transformers, electromechanical energy and forces, and excited electromechanical systems, along with detailed examination of various machines involved, the book contains numerous 'hands-on' challenges that encourage a creative and determined approach to problem-solving, making it an ideal text for undergraduate courses.

Weitere Ausg.: ISBN 9780750320825

Weitere Ausg.: ISBN 9780750320856

Weitere Ausg.: Erscheint auch als Druck-Ausgabe ISBN 9780750320825

Sprache: Englisch

DOI: 10.1088/978-0-7503-2084-9

URL: Volltext

URL: Volltext  (lizenzpflichtig)

UID:

Umfang: 1 online resource (382 pages)

Ausgabe: 1st ed.

ISBN: 9780750320849

Serie: IOP Ebooks Series

Inhalt: This book introduces the basic concepts of electromechanical energy conversion through active learning. It is a valuable textbook for undergraduate students in energy conversion and offers a simplified reference for professionals.

Anmerkung: Intro -- Preface -- Acknowledgments -- Author biographies -- Jose Roberto Cardoso -- Mauricio Barbosa de Camargo Salles -- Mauricio Caldora Costa -- Chapter 1 The magnetic circuit -- 1.1 Some magnetic properties of the material -- 1.2 The basis for the linear magnetic circuit -- 1.3 The real world -- 1.4 Air-gap in a magnetic structure -- Example 1.1 -- 1.5 Axisymmetric geometry -- Example 1.2 -- 1.6 The permanent magnet -- 1.7 The inductance -- 1.8 Summary -- Problems -- Project 1 -- Further reading -- Chapter 2 The non-linear magnetic circuit -- 2.1 Some magnetic properties of ferromagnetic materials -- 2.2 Solving a non-linear magnetic circuit -- 2.3 The Kirchhoff law approach -- 2.4 The magnetization curves -- Example 2.1 -- 2.5 Mapping the magnetic circuit -- Example 2.2 -- 2.6 Numerical method: the finite element method -- 2.7 Summary -- Problems -- Further reading -- Chapter 3 Transformers -- 3.1 Introduction -- 3.2 The ideal transformer -- 3.2.1 Conventions -- 3.2.2 The electromotive force relation -- 3.2.3 The voltage relation -- 3.2.4 The electric current relation -- 3.2.5 The electric power relation -- 3.2.6 The transformer under load -- Example 3.1 -- 3.3 A non-ideal linear transformer -- 3.3.1 The leakage inductances -- 3.3.2 The magnetization inductance -- 3.3.3 The sinusoidal steady-state-the AC system -- 3.3.4 The induced electromotive force -- 3.3.5 Approximate equivalent electric circuit -- 3.3.6 The rated values of a transformer -- Example 3.2 -- 3.4 The real transformer -- 3.4.1 Constructive aspects -- 3.4.2 The iron losses -- 3.4.3 Considering the iron loss in the equivalent electric circuit -- 3.4.4 Obtaining parameters from tests -- 3.4.5 Efficiency -- 3.4.6 Voltage regulation -- 3.4.7 The phasor diagrams -- 3.5 Summary -- 3.5.1 Transformer design guidelines: a project-based learning approach -- Problems -- Further reading. , Chapter 4 The elementary electromechanical energy conversion -- 4.1 Introduction -- 4.2 The electromotive force in a straight conductor -- Example 4.1 -- Example 4.2 -- 4.3 The magnetic force in a straight conductor -- Steady state × transient analysis -- Example 4.3 -- 4.4 The elementary DC machine -- Example 4.4 -- The harmonic steady state -- Example 4.5 -- The rotating electrical machine fundamentals -- Example 4.6 -- 4.5 The Faraday disc -- Example 4.7 -- 4.6 The axisymmetric symmetry -- 4.7 Summary -- Project -- Problems -- Further reading -- Chapter 5 The flow of electromechanical energy -- 5.1 Introduction -- 5.1.1 The variation of the energy stored in magnetic field -- 5.1.2 The variation of the energy supplied by the electrical source -- 5.1.3 The variation of the electromechanical energy -- 5.1.4 The co-energy -- 5.1.5 The average developed electromechanical force -- Example 5.1 -- Example 5.2 -- Example 5.3 -- 5.2 Electromechanical devices with permanent magnet -- Example 5.4 -- 5.3 Summary -- 5.3.1 Project of magnetic crane with a PM -- Problems -- Further reading -- Chapter 6 Electromechanical forces and torques -- 6.1 Introduction -- 6.1.1 The evaluation of energies from lumped parameters -- 6.2 The simply excited electromechanical device -- 6.2.1 First case: DC constant current operation -- Example 6.1 -- Example 6.2 -- 6.2.2 A little bit of the transient analysis -- 6.2.3 Second case: the constant flux operation -- 6.3 The translational magnetic system under constant magnetic flux operation -- 6.3.1 The shading coil -- 6.4 The rotational magnetic system under constant magnetic flux operation -- 6.4.1 Imposing rotor angular speed -- 6.5 Summary -- 6.5.1 Project: design of a rotational magnetic system -- Problems -- Further reading -- Chapter 7 Multiply excited electromechanical systems -- 7.1 Introduction. , 7.2 Flux linkages in multiple excitation -- Example 7.1 -- 7.3 The double-excited rotational magnetic system -- First case -- Second case -- Third case -- Example 7.2 -- 7.4 Rotor with a salient pole -- 7.5 Summary -- Problems -- Further reading -- Chapter 8 Synchronous machine: the windings -- 8.1 Design aspects of a synchronous machine -- 8.2 How a synchronous machines works -- 8.2.1 The magnetic flux density distribution by the armature winding -- 8.3 The AC distributed winding -- 8.3.1 The fractional pitch winding -- Example 8.1 -- 8.3.2 Winding for more than two magnetic poles -- 8.3.3 The electrical angle -- Example 8.2 -- 8.4 The triphasic winding -- 8.4.1 The magnetic flux density distribution of a 3-phase winding -- 8.4.2 Physical analysis of Bg(θ,t) -- 8.4.3 The induced electromotive force-emf -- 8.4.4 The synchronous reactance -- Example 8.3 -- 8.5 The rotor winding -- 8.5.1 The field winding of a non-salient pole machine -- 8.5.2 The field winding of a salient pole machine -- 8.5.3 The effect of the rotor winding in the SM operation -- Example 8.4 -- 8.6 Summary -- 8.6.1 Project -- Problems -- Further reading -- Chapter 9 Synchronous machine: operation -- 9.1 Introduction -- 9.2 No-load operation -- 9.3 On-load operation -- 9.3.1 The rated quantities of synchronous generator -- 9.3.2 Drawing the phasor diagram -- 9.3.3 Power and torques -- 9.3.4 The voltage regulation -- Example 9.1 -- 9.4 Motor operation -- 9.4.1 Properties of synchronous motor phasor diagram -- 9.4.2 'V' curves -- Example 9.2 -- 9.5 Summary -- 9.5.1 Project -- Problems -- Further reading -- Chapter 10 Asynchronous machine: operation -- 10.1 Introduction -- 10.2 Design aspects of an asynchronous machine -- 10.3 How the asynchronous machine works -- The energy balance for induction motors -- Example 10.1 -- The generator operation -- Example 10.2 -- The break operation. , Example 10.3 -- Frequency converter operation -- Example 10.4 -- 10.4 The torque speed characteristics -- First case (0 < -- n < -- ns): -- Second case (n & -- #62 -- ns): -- Third case (n < -- 0): -- Example 10.5 -- Series rheostat -- The acceleration of the induction motor -- Speed control of the induction motor -- 10.5 The single-phase induction motor -- 10.6 The shade-pole induction motor -- 10.7 Summary -- Project -- Problems -- Further reading -- Chapter 11 Special electrical machines -- 11.1 DC motor -- 11.1.1 Design aspects of a DC machine -- 11.1.2 How a DC machines works -- 11.1.3 The induced electromotive force -- 11.1.4 The rotor speed equation -- 11.1.5 Operation under constant field current -- 11.1.6 Operating under constant voltage -- 11.1.7 The developed torque -- 11.1.8 Configurations of the DC motor -- Example 11.1 -- Example 11.2 -- 11.2 Switched reluctance motor -- 11.2.1 Design aspects of the switched reluctance motor -- 11.2.2 How switched reluctance motor works -- 11.2.3 The torque production -- Example 11.3 -- 11.3 Stepper motor -- 11.3.1 The elemental stepper motor -- Example 11.4 -- 11.3.2 The hybrid stepper motor-digital motor -- 11.3.3 How the hybrid stepper motor works -- 11.4 Brushless DC motor -- 11.4.1 Small BLDC motor -- 11.4.2 Integral BLDC motor -- 11.4.3 The multiphase BLDC motor -- Example 11.5 -- 11.5 Synchronous reluctance motor -- 11.5.1 Design aspects of synchronous reluctance motor -- 11.5.2 How the SyRM works -- 11.5.3 PM synchronous reluctance motor -- 11.6 Linear induction motor -- 11.7 Summary -- 11.7.1 Project -- Further reading.

Weitere Ausg.: Print version: Cardoso, José Roberto Electromechanical Energy Conversion Through Active Learning Bristol : Institute of Physics Publishing,c2019 ISBN 9780750320856

Sprache: Englisch

Schlagwort(e): Electronic books.

URL: Click to View

UID:

Umfang: 1 online resource (various pagings) : , illustrations (some color).

ISBN: 9780750320849 , 9780750320832

Serie: IOP ebooks. [2020 collection]

Inhalt: This book introduces electromechanical energy conversion through active learning. Covering linear and non-linear magnetic circuits, transformers, electromechanical energy and forces, and excited electromechanical systems, along with detailed examination of various machines involved, the book contains numerous 'hands-on' challenges that encourage a creative and determined approach to problem-solving, making it an ideal text for undergraduate courses.

Anmerkung: "Version: 20191201"--Title page verso. , 10. Asynchronous machine : operation -- 10.1. Introduction -- 10.2. Design aspects of an asynchronous machine -- 10.3. How the asynchronous machine works -- 10.4. The torque speed characteristics -- 10.5. The single-phase induction motor -- 10.6. The shade-pole induction motor -- 10.7. Summary , 11. Special electrical machines -- 11.1. DC motor -- 11.2. Switched reluctance motor -- 11.3. Stepper motor -- 11.4. Brushless DC motor -- 11.5. Synchronous reluctance motor -- 11.6. Linear induction motor -- 11.7. Summary. , 1. The magnetic circuit -- 1.1. Some magnetic properties of the material -- 1.2. The basis for the linear magnetic circuit -- 1.3. The real world -- 1.4. Air-gap in a magnetic structure -- 1.5. Axisymmetric geometry -- 1.6. The permanent magnet -- 1.7. The inductance -- 1.8. Summary , 2. The non-linear magnetic circuit -- 2.1. Some magnetic properties of ferromagnetic materials -- 2.2. Solving a non-linear magnetic circuit -- 2.3. The Kirchhoff law approach -- 2.4. The magnetization curves -- 2.5. Mapping the magnetic circuit -- 2.6. Numerical method : the finite element method -- 2.7. Summary , 3. Transformers -- 3.1. Introduction -- 3.2. The ideal transformer -- 3.3. A non-ideal linear transformer -- 3.4. The real transformer -- 3.5. Summary , 4. The elementary electromechanical energy conversion -- 4.1. Introduction -- 4.2. The electromotive force in a straight conductor -- 4.3. The magnetic force in a straight conductor -- 4.4. The elementary DC machine -- 4.5. The Faraday disc -- 4.6. The axisymmetric symmetry -- 4.7. Summary , 5. The flow of electromechanical energy -- 5.1. Introduction -- 5.2. Electromechanical devices with permanent magnet -- 5.3. Summary , 6. Electromechanical forces and torques -- 6.1. Introduction -- 6.2. The simply excited electromechanical device -- 6.3. The translational magnetic system under constant magnetic flux operation -- 6.4. The rotational magnetic system under constant magnetic flux operation -- 6.5. Summary , 7. Multiply excited electromechanical systems -- 7.1. Introduction -- 7.2. Flux linkages in multiple excitation -- 7.3. The double-excited rotational magnetic system -- 7.4. Rotor with a salient pole -- 7.5. Summary , 8. Synchronous machine : the windings -- 8.1. Design aspects of a synchronous machine -- 8.2. How a synchronous machines works -- 8.3. The AC distributed winding -- 8.4. The triphasic winding -- 8.5. The rotor winding -- 8.6. Summary , 9. Synchronous machine : operation -- 9.1. Introduction -- 9.2. No-load operation -- 9.3. On-load operation -- 9.4. Motor operation -- 9.5. Summary , Also available in print. , Mode of access: World Wide Web. , System requirements: Adobe Acrobat Reader, EPUB reader, or Kindle reader.

Weitere Ausg.: Print version: ISBN 9780750320825

Weitere Ausg.: ISBN 9780750320856

Sprache: Englisch

DOI: 10.1088/978-0-7503-2084-9

URL: https://iopscience.iop.org/book/978-0-7503-2084-9