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Electric motors and drives : fundamentals, types and applications / / Austin Hughes, Bill Drury
| Electric motors and drives : fundamentals, types and applications / / Austin Hughes, Bill Drury |
| Autore | Hughes Austin |
| Edizione | [Fifth edition.] |
| Pubbl/distr/stampa | Oxford, United Kingdom : , : Newnes, an imprint of Elsevier, , [2019] |
| Descrizione fisica | 1 online resource (514 pages) |
| Disciplina | 621.46 |
| Soggetto topico |
Control elèctric
Motors elèctrics Electric driving Electric motors |
| ISBN | 0-12-818925-8 |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Front Cover -- Electric Motors and Drives: Fundamentals, Types and Applications -- Copyright -- Contents -- Preface -- Chapter 1: Electric motors-The basics -- 1.1. Introduction -- 1.2. Producing rotation -- 1.2.1. Magnetic field and magnetic flux -- 1.2.2. Magnetic flux density -- 1.2.3. Force on a conductor -- 1.3. Magnetic circuits -- 1.3.1. Magnetomotive force (m.m.f.) -- 1.3.2. Electric circuit analogy -- 1.3.3. The air-gap -- 1.3.4. Reluctance and air-gap flux densities -- 1.3.5. Saturation -- 1.3.6. Magnetic circuits in motors -- 1.4. Torque production -- 1.4.1. Magnitude of torque -- 1.4.2. The beauty of slotting -- 1.5. Torque and motor volume -- 1.5.1. Specific loadings -- 1.5.2. Torque and rotor volume -- 1.5.3. Output power-Importance of speed -- 1.5.4. Power density (specific output power) -- 1.6. Energy conversion-Motional e.m.f -- 1.6.1. Elementary motor-Stationary conditions -- 1.6.2. Power relationships-Conductor moving at constant speed -- 1.7. Equivalent circuit -- 1.7.1. Motoring and generating -- 1.8. Constant voltage operation -- 1.8.1. Behaviour with no mechanical load -- 1.8.2. Behaviour with a mechanical load -- 1.8.3. Relative magnitudes of V and E, and efficiency -- 1.8.4. Analysis of primitive machine-Conclusions -- 1.9. General properties of electric motors -- 1.9.1. Operating temperature and cooling -- 1.9.2. Torque per unit volume -- 1.9.3. Power per unit volume and efficiency-Importance of speed -- 1.9.4. Size effects-Specific torque and efficiency -- 1.9.5. Rated voltage -- 1.9.6. Short-term overload -- 1.10. Review questions -- Chapter 2: Power electronic converters for motor drives -- 2.1. Introduction -- 2.1.1. General arrangement of drive -- 2.2. Voltage control-D.C. output from d.c. supply -- 2.2.1. Switching control -- 2.2.2. Transistor chopper -- 2.2.3. Chopper with inductive load-Overvoltage protection.
2.2.4. Boost converter -- 2.3. D.C. from a.c.-Controlled rectification -- 2.3.1. The thyristor -- 2.3.2. Single pulse rectifier -- 2.3.3. Single-phase fully-controlled converter-Output voltage and control -- Resistive load -- Inductive (motor) load -- 2.3.4. Three-phase fully-controlled converter -- 2.3.5. Output voltage range -- 2.3.6. Firing circuits -- 2.4. A.C. from d.c.-Inversion -- 2.4.1. Single-phase inverter -- 2.4.2. Output voltage control -- Mode A -- Mode B -- Mode C -- Mode D -- 2.4.3. Three-phase inverter -- 2.4.4. Multi-level inverter -- 2.4.5. Braking -- 2.4.6. Active front end -- 2.5. A.C. from a.c. -- 2.5.1. The cycloconverter -- 2.5.2. The matrix converter -- 2.6. Inverter switching devices -- 2.6.1. Bipolar junction transistor (BJT) -- 2.6.2. Metal oxide semiconductor field effect transistor (MOSFET) -- 2.6.3. Insulated gate bipolar transistor (IGBT) -- 2.7. Converter waveforms, acoustic noise, and cooling -- 2.7.1. Cooling of switching devices-Thermal resistance -- 2.7.2. Arrangement of heatsinks and forced-air cooling -- 2.8. Review questions -- Chapter 3: D.C. motors -- 3.1. Introduction -- 3.2. Torque production -- 3.2.1. Function of the commutator -- 3.2.2. Operation of the commutator-interpoles -- 3.3. Motional e.m.f. -- 3.3.1. Equivalent circuit -- 3.4. D.C. motor-steady-state characteristics -- 3.4.1. No-load speed -- 3.4.2. Performance calculation-example -- 3.4.3. Behaviour when loaded -- 3.4.4. Base speed and field weakening -- 3.4.5. Armature reaction -- 3.4.6. Maximum output power -- 3.5. Transient behaviour -- 3.5.1. Dynamic behaviour and time-constants -- 3.6. Four quadrant operation and regenerative braking -- 3.6.1. Full speed regenerative reversal -- 3.6.2. Dynamic braking -- 3.7. Shunt and series motors -- 3.7.1. Shunt motor-steady-state operating characteristics. 3.7.2. Series motor-steady-state operating characteristics -- 3.7.3. Universal motors -- 3.8. Self-excited d.c. machine -- 3.9. Toy motors -- 3.10. Review questions -- Chapter 4: D.C. motor drives -- 4.1. Introduction -- 4.2. Thyristor d.c. drives-general -- 4.2.1. Motor operation with converter supply -- 4.2.2. Motor current waveforms -- 4.2.3. Discontinuous current -- 4.2.4. Converter output impedance: Overlap -- 4.2.5. Four-quadrant operation and inversion -- 4.2.6. Single-converter reversing drives -- 4.2.7. Double-converter reversing drives -- 4.2.8. Power factor and supply effects -- 4.3. Control arrangements for d.c. drives -- 4.3.1. Current limits and protection -- 4.3.2. Torque control -- 4.3.3. Speed control -- 4.3.4. Overall operating region -- 4.3.5. Armature voltage feedback and IR compensation -- 4.3.6. Drives without current control -- 4.4. Chopper-fed d.c. motor drives -- 4.4.1. Performance of chopper-fed d.c. motor drives -- 4.4.2. Torque-speed characteristics and control arrangements -- 4.5. D.C. servo drives -- 4.5.1. Servo motors -- 4.5.2. Position control -- 4.6. Digitally-controlled drives -- 4.7. Review questions -- Chapter 5: Induction motors-Rotating field, slip and torque -- 5.1. Introduction -- 5.1.1. Outline of approach -- 5.2. The rotating magnetic field -- 5.2.1. Production of a rotating magnetic field -- 5.2.2. Field produced by each phase-winding -- 5.2.3. Resultant three-phase field -- 5.2.4. Direction of rotation -- 5.2.5. Main (air-gap) flux and leakage flux -- 5.2.6. Magnitude of rotating flux wave -- 5.2.7. Excitation power and VA -- 5.2.8. Summary -- 5.3. Torque production -- 5.3.1. Rotor construction -- 5.3.2. Slip -- 5.3.3. Rotor induced e.m.f. and current -- 5.3.4. Torque -- 5.3.5. Rotor currents and torque-small slip -- 5.3.6. Rotor currents and torque-large slip -- 5.3.7. Generating-Negative slip. 5.4. Influence of rotor current on flux -- 5.4.1. Reduction of flux by rotor current -- 5.5. Stator current-speed characteristics -- 5.6. Review questions -- Chapter 6: Induction motor-Operation from 50/60Hz supply -- 6.1. Introduction -- 6.2. Methods of starting cage motors -- 6.2.1. Direct starting-Problems -- 6.2.2. Star/delta (wye/mesh) starter -- 6.2.3. Autotransformer starter -- 6.2.4. Resistance or reactance starter -- 6.2.5. Solid-state soft starting -- 6.2.6. Starting using a variable-frequency inverter -- 6.3. Run-up and stable operating regions -- 6.3.1. Harmonic effects-Skewing -- 6.3.2. High inertia loads-Overheating -- 6.3.3. Steady-state rotor losses and efficiency -- 6.3.4. Steady-state stability-Pull-out torque and stalling -- 6.4. Torque-speed curves-Influence of rotor parameters -- 6.4.1. Cage rotor -- 6.4.2. Double cage and deep bar rotors -- 6.4.3. Starting and run-up of slipring motors -- 6.5. Influence of supply voltage on torque-speed curve -- 6.6. Generating -- 6.6.1. Generating region -- 6.6.2. Self-excited induction generator -- 6.6.3. Doubly-fed induction machine for wind power generation -- 6.7. Braking -- 6.7.1. Plug reversal and plug braking -- 6.7.2. Injection braking -- 6.8. Speed control (without varying the stator supply frequency) -- 6.8.1. Pole-changing motors -- 6.8.2. Voltage control of high-resistance cage motors -- 6.8.3. Speed control of wound-rotor motors -- 6.8.4. Slip energy recovery -- 6.9. Power-factor control and energy optimisation -- 6.10. Single-phase induction motors -- 6.10.1. Principle of operation -- 6.10.2. Capacitor run motors -- 6.10.3. Split-phase motors -- 6.10.4. Shaded pole motors -- 6.11. Power range -- 6.11.1. Scaling down-The excitation problem -- 6.12. Review questions -- Chapter 7: Variable frequency operation of induction motors -- 7.1. Introduction. 7.2. Variable frequency operation -- 7.2.1. Steady-state operation-Importance of achieving full flux -- 7.2.2. Torque-speed characteristics -- 7.2.3. Limitations imposed by the inverter-Constant torque and constant power regions -- 7.2.4. Limitations imposed by the motor -- 7.2.5. Four quadrant capability -- 7.3. Practical aspects of inverter-fed drives -- 7.3.1. PWM voltage source inverter -- 7.3.2. Current source induction motor drives -- 7.3.3. Performance of inverter-fed drives -- Open-loop (without speed/position feedback) induction motor drives -- Closed-loop (with speed/position feedback) induction motor drives -- Applications when field orientation or Direct Torque Control cannot be used -- 7.4. Effect of inverter on the induction motor -- 7.4.1. Acoustic noise -- 7.4.2. Motor insulation and the impact of long inverter-motor cables -- 7.4.3. Losses and impact on motor rating -- 7.4.4. Bearing currents -- 7.4.5. `Inverter grade induction motors -- 7.5. Utility supply effects -- 7.5.1. Harmonic currents -- 7.5.2. Power factor -- 7.6. Inverter and motor protection -- 7.7. Review questions -- Chapter 8: Field oriented control of induction motors -- 8.1. Introduction -- 8.2. Essential preliminaries -- 8.2.1. Space phasor representation of m.m.f. waves -- 8.2.2. Transformation of reference frames -- 8.2.3. Transient and steady-states in electric circuits -- 8.3. Circuit modelling of the induction motor -- 8.3.1. Coupled circuits, induced EMF, and flux linkage -- 8.3.2. Self and mutual inductance -- 8.3.3. Obtaining torque from a circuit model -- 8.3.4. Finding the rotor currents -- 8.4. Steady-state torque under current-fed conditions -- 8.4.1. Torque vs slip frequency-Constant stator current -- 8.4.2. Torque vs slip frequency-Constant rotor flux linkage -- 8.4.3. Flux and torque components of stator current -- 8.5. Dynamic torque control. 8.5.1. Special property of closely-coupled circuits. |
| Record Nr. | UNINA-9911006916503321 |
Hughes Austin
|
||
| Oxford, United Kingdom : , : Newnes, an imprint of Elsevier, , [2019] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Electric motors and drives [[electronic resource] ] : fundamentals, types and applications / / Austin Hughes and Bill Drury
| Electric motors and drives [[electronic resource] ] : fundamentals, types and applications / / Austin Hughes and Bill Drury |
| Autore | Hughes Austin |
| Edizione | [4th ed.] |
| Pubbl/distr/stampa | Amsterdam, : Elsevier, 2013 |
| Descrizione fisica | 1 online resource (458 p.) |
| Disciplina | 621.46 |
| Altri autori (Persone) | DruryBill |
| Soggetto topico |
Electric motors
Electric driving |
| Soggetto genere / forma | Electronic books. |
| ISBN |
0-08-099368-0
1-299-20199-7 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Front Cover; ELECTRIC MOTORS AND DRIVES; Copyright; CONTENTS; PREFACE; Chapter 1 - Electric Motors - The Basics; 1.INTRODUCTION; 2.PRODUCING ROTATION; 3.MAGNETIC CIRCUITS; 4.TORQUE PRODUCTION; 5.TORQUE AND MOTOR VOLUME; 6.ENERGY CONVERSION - MOTIONAL E.M.F.; 7.EQUIVALENT CIRCUIT; 8.CONSTANT VOLTAGE OPERATION; 9.GENERAL PROPERTIES OF ELECTRIC MOTORS; Chapter 2 - Introduction to Power Electronic Converters for Motor Drives; 1.INTRODUCTION; 2.VOLTAGE CONTROL - D.C. OUTPUT FROM D.C. SUPPLY; 3.D.C. FROM A.C. - CONTROLLED RECTIFICATION; 4.A.C. FROM D.C. - INVERSION; 5.A.C. FROM A.C.
6. INVERTER SWITCHING DEVICES 7.CONVERTER WAVEFORMS, ACOUSTIC NOISE, AND COOLING; Chapter 3 - Conventional D.C. Motors; 1.INTRODUCTION; 2.TORQUE PRODUCTION; 3. MOTIONAL E.M.F.; 4.D.C. MOTOR - STEADY-STATE CHARACTERISTICS; 5.TRANSIENT BEHAVIOR - CURRENT SURGES; 6.FOUR QUADRANT OPERATION AND REGENERATIVE BRAKING; 7.SHUNT AND SERIES MOTORS; 8.SELF-EXCITED D.C. MACHINE; 9.TOY MOTORS; Chapter 4 - D.C. Motor Drives; 1.INTRODUCTION; 2.THYRISTOR D.C. DRIVES - GENERAL; 3.CONTROL ARRANGEMENTS FOR D.C. DRIVES; 4.CHOPPER-FED D.C. MOTOR DRIVES; 5.D.C. SERVO DRIVES; 6.DIGITALLY CONTROLLED DRIVES Chapter 5 - Induction Motors - Rotating Field, Slip and Torque 1.INTRODUCTION; 2.THE ROTATING MAGNETIC FIELD; 3.TORQUE PRODUCTION; 4.INFLUENCE OF ROTOR CURRENT ON FLUX; 5.STATOR CURRENT-SPEED CHARACTERISTICS; Chapter 6 - Induction Motors - Operation from 50/60Hz Supply; 1.INTRODUCTION; 2.METHODS OF STARTING CAGE MOTORS; 3.RUN-UP AND STABLE OPERATING REGIONS; 4.TORQUE-SPEED CURVES - INFLUENCE OF ROTOR PARAMETERS; 5.INFLUENCE OF SUPPLY VOLTAGE ON TORQUE-SPEED CURVE; 6.GENERATING; 7.BRAKING; 8.SPEED CONTROL; 9.POWER-FACTOR CONTROL AND ENERGY OPTIMIZATION; 10.SINGLE-PHASE INDUCTION MOTORS 11.POWER RANGE Chapter 7 - Variable Frequency Operation of Induction Motors; 1.INTRODUCTION; 2. INVERTER-FED INDUCTION MOTOR DRIVES; 3.TORQUE-SPEED CHARACTERISTICS; 4.INTRODUCTION TO FIELD-ORIENTED CONTROL; 5.STEADY-STATE TORQUE UNDER CURRENT-FED CONDITIONS; 6.TORQUE VS SLIP FREQUENCY - CONSTANT ROTOR FLUX LINKAGE; 7.DYNAMIC TORQUE CONTROL; 8.IMPLEMENTATION OF FIELD-ORIENTED CONTROL; 9.DIRECT TORQUE CONTROL; Chapter 8 - Inverter-fed Induction Motor Drives; 1.INTRODUCTION; 2.PULSE-WIDTH MODULATED (PWM) VOLTAGE SOURCE INVERTER (VSI); 3.PERFORMANCE OF INVERTER-FED INDUCTION MOTOR DRIVES 4.EFFECT OF INVERTER WAVEFORM AND VARIABLE SPEED ON THE INDUCTION MOTOR 5. EFFECT OF THE INVERTER-FED INDUCTION MOTOR ON THE UTILITY SUPPLY; 6. INVERTER AND MOTOR PROTECTION; 7.ALTERNATIVE CONVERTER TOPOLOGIES; Chapter 9 - Synchronous and Brushless Permanent Magnet Machines and Drives; 1.INTRODUCTION; 2.SYNCHRONOUS MOTORS; 3.EQUIVALENT CIRCUITS OF SYNCHRONOUS MOTORS; 4.OPERATION FROM CONSTANT-VOLTAGE, CONSTANT-FREQUENCY (UTILITY) SUPPLY; 5.VARIABLE-FREQUENCY OPERATION; 6. SYNCHRONOUS MOTOR DRIVES; 7. PERFORMANCE OF BRUSHLESS MOTORS; 8.RELUCTANCE AND HYSTERESIS MOTORS Chapter 10 - Stepping and Switched-reluctance Motors |
| Record Nr. | UNINA-9910453103803321 |
|
Hughes Austin
|
||
| Amsterdam, : Elsevier, 2013 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Electric motors and drives : fundamentals, types and applications / / Austin Hughes and Bill Drury
| Electric motors and drives : fundamentals, types and applications / / Austin Hughes and Bill Drury |
| Autore | Hughes Austin |
| Edizione | [4th ed.] |
| Pubbl/distr/stampa | Amsterdam, : Elsevier, 2013 |
| Descrizione fisica | 1 online resource (xi, 436 pages, 8 unnumbered pages of plates) : illustrations (some color) |
| Disciplina | 621.46 |
| Collana | Gale eBooks |
| Soggetto topico |
Electric motors
Electric driving |
| ISBN |
0-08-099368-0
1-299-20199-7 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Front Cover; ELECTRIC MOTORS AND DRIVES; Copyright; CONTENTS; PREFACE; Chapter 1 - Electric Motors - The Basics; 1.INTRODUCTION; 2.PRODUCING ROTATION; 3.MAGNETIC CIRCUITS; 4.TORQUE PRODUCTION; 5.TORQUE AND MOTOR VOLUME; 6.ENERGY CONVERSION - MOTIONAL E.M.F.; 7.EQUIVALENT CIRCUIT; 8.CONSTANT VOLTAGE OPERATION; 9.GENERAL PROPERTIES OF ELECTRIC MOTORS; Chapter 2 - Introduction to Power Electronic Converters for Motor Drives; 1.INTRODUCTION; 2.VOLTAGE CONTROL - D.C. OUTPUT FROM D.C. SUPPLY; 3.D.C. FROM A.C. - CONTROLLED RECTIFICATION; 4.A.C. FROM D.C. - INVERSION; 5.A.C. FROM A.C.
6. INVERTER SWITCHING DEVICES 7.CONVERTER WAVEFORMS, ACOUSTIC NOISE, AND COOLING; Chapter 3 - Conventional D.C. Motors; 1.INTRODUCTION; 2.TORQUE PRODUCTION; 3. MOTIONAL E.M.F.; 4.D.C. MOTOR - STEADY-STATE CHARACTERISTICS; 5.TRANSIENT BEHAVIOR - CURRENT SURGES; 6.FOUR QUADRANT OPERATION AND REGENERATIVE BRAKING; 7.SHUNT AND SERIES MOTORS; 8.SELF-EXCITED D.C. MACHINE; 9.TOY MOTORS; Chapter 4 - D.C. Motor Drives; 1.INTRODUCTION; 2.THYRISTOR D.C. DRIVES - GENERAL; 3.CONTROL ARRANGEMENTS FOR D.C. DRIVES; 4.CHOPPER-FED D.C. MOTOR DRIVES; 5.D.C. SERVO DRIVES; 6.DIGITALLY CONTROLLED DRIVES Chapter 5 - Induction Motors - Rotating Field, Slip and Torque 1.INTRODUCTION; 2.THE ROTATING MAGNETIC FIELD; 3.TORQUE PRODUCTION; 4.INFLUENCE OF ROTOR CURRENT ON FLUX; 5.STATOR CURRENT-SPEED CHARACTERISTICS; Chapter 6 - Induction Motors - Operation from 50/60Hz Supply; 1.INTRODUCTION; 2.METHODS OF STARTING CAGE MOTORS; 3.RUN-UP AND STABLE OPERATING REGIONS; 4.TORQUE-SPEED CURVES - INFLUENCE OF ROTOR PARAMETERS; 5.INFLUENCE OF SUPPLY VOLTAGE ON TORQUE-SPEED CURVE; 6.GENERATING; 7.BRAKING; 8.SPEED CONTROL; 9.POWER-FACTOR CONTROL AND ENERGY OPTIMIZATION; 10.SINGLE-PHASE INDUCTION MOTORS 11.POWER RANGE Chapter 7 - Variable Frequency Operation of Induction Motors; 1.INTRODUCTION; 2. INVERTER-FED INDUCTION MOTOR DRIVES; 3.TORQUE-SPEED CHARACTERISTICS; 4.INTRODUCTION TO FIELD-ORIENTED CONTROL; 5.STEADY-STATE TORQUE UNDER CURRENT-FED CONDITIONS; 6.TORQUE VS SLIP FREQUENCY - CONSTANT ROTOR FLUX LINKAGE; 7.DYNAMIC TORQUE CONTROL; 8.IMPLEMENTATION OF FIELD-ORIENTED CONTROL; 9.DIRECT TORQUE CONTROL; Chapter 8 - Inverter-fed Induction Motor Drives; 1.INTRODUCTION; 2.PULSE-WIDTH MODULATED (PWM) VOLTAGE SOURCE INVERTER (VSI); 3.PERFORMANCE OF INVERTER-FED INDUCTION MOTOR DRIVES 4.EFFECT OF INVERTER WAVEFORM AND VARIABLE SPEED ON THE INDUCTION MOTOR 5. EFFECT OF THE INVERTER-FED INDUCTION MOTOR ON THE UTILITY SUPPLY; 6. INVERTER AND MOTOR PROTECTION; 7.ALTERNATIVE CONVERTER TOPOLOGIES; Chapter 9 - Synchronous and Brushless Permanent Magnet Machines and Drives; 1.INTRODUCTION; 2.SYNCHRONOUS MOTORS; 3.EQUIVALENT CIRCUITS OF SYNCHRONOUS MOTORS; 4.OPERATION FROM CONSTANT-VOLTAGE, CONSTANT-FREQUENCY (UTILITY) SUPPLY; 5.VARIABLE-FREQUENCY OPERATION; 6. SYNCHRONOUS MOTOR DRIVES; 7. PERFORMANCE OF BRUSHLESS MOTORS; 8.RELUCTANCE AND HYSTERESIS MOTORS Chapter 10 - Stepping and Switched-reluctance Motors |
| Record Nr. | UNINA-9910779431503321 |
|
Hughes Austin
|
||
| Amsterdam, : Elsevier, 2013 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Electric motors and drives : fundamentals, types and applications / / Austin Hughes and Bill Drury
| Electric motors and drives : fundamentals, types and applications / / Austin Hughes and Bill Drury |
| Autore | Hughes Austin |
| Edizione | [4th ed.] |
| Pubbl/distr/stampa | Amsterdam, : Elsevier, 2013 |
| Descrizione fisica | 1 online resource (xi, 436 pages, 8 unnumbered pages of plates) : illustrations (some color) |
| Disciplina | 621.46 |
| Collana | Gale eBooks |
| Soggetto topico |
Electric motors
Electric driving |
| ISBN |
0-08-099368-0
1-299-20199-7 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Front Cover; ELECTRIC MOTORS AND DRIVES; Copyright; CONTENTS; PREFACE; Chapter 1 - Electric Motors - The Basics; 1.INTRODUCTION; 2.PRODUCING ROTATION; 3.MAGNETIC CIRCUITS; 4.TORQUE PRODUCTION; 5.TORQUE AND MOTOR VOLUME; 6.ENERGY CONVERSION - MOTIONAL E.M.F.; 7.EQUIVALENT CIRCUIT; 8.CONSTANT VOLTAGE OPERATION; 9.GENERAL PROPERTIES OF ELECTRIC MOTORS; Chapter 2 - Introduction to Power Electronic Converters for Motor Drives; 1.INTRODUCTION; 2.VOLTAGE CONTROL - D.C. OUTPUT FROM D.C. SUPPLY; 3.D.C. FROM A.C. - CONTROLLED RECTIFICATION; 4.A.C. FROM D.C. - INVERSION; 5.A.C. FROM A.C.
6. INVERTER SWITCHING DEVICES 7.CONVERTER WAVEFORMS, ACOUSTIC NOISE, AND COOLING; Chapter 3 - Conventional D.C. Motors; 1.INTRODUCTION; 2.TORQUE PRODUCTION; 3. MOTIONAL E.M.F.; 4.D.C. MOTOR - STEADY-STATE CHARACTERISTICS; 5.TRANSIENT BEHAVIOR - CURRENT SURGES; 6.FOUR QUADRANT OPERATION AND REGENERATIVE BRAKING; 7.SHUNT AND SERIES MOTORS; 8.SELF-EXCITED D.C. MACHINE; 9.TOY MOTORS; Chapter 4 - D.C. Motor Drives; 1.INTRODUCTION; 2.THYRISTOR D.C. DRIVES - GENERAL; 3.CONTROL ARRANGEMENTS FOR D.C. DRIVES; 4.CHOPPER-FED D.C. MOTOR DRIVES; 5.D.C. SERVO DRIVES; 6.DIGITALLY CONTROLLED DRIVES Chapter 5 - Induction Motors - Rotating Field, Slip and Torque 1.INTRODUCTION; 2.THE ROTATING MAGNETIC FIELD; 3.TORQUE PRODUCTION; 4.INFLUENCE OF ROTOR CURRENT ON FLUX; 5.STATOR CURRENT-SPEED CHARACTERISTICS; Chapter 6 - Induction Motors - Operation from 50/60Hz Supply; 1.INTRODUCTION; 2.METHODS OF STARTING CAGE MOTORS; 3.RUN-UP AND STABLE OPERATING REGIONS; 4.TORQUE-SPEED CURVES - INFLUENCE OF ROTOR PARAMETERS; 5.INFLUENCE OF SUPPLY VOLTAGE ON TORQUE-SPEED CURVE; 6.GENERATING; 7.BRAKING; 8.SPEED CONTROL; 9.POWER-FACTOR CONTROL AND ENERGY OPTIMIZATION; 10.SINGLE-PHASE INDUCTION MOTORS 11.POWER RANGE Chapter 7 - Variable Frequency Operation of Induction Motors; 1.INTRODUCTION; 2. INVERTER-FED INDUCTION MOTOR DRIVES; 3.TORQUE-SPEED CHARACTERISTICS; 4.INTRODUCTION TO FIELD-ORIENTED CONTROL; 5.STEADY-STATE TORQUE UNDER CURRENT-FED CONDITIONS; 6.TORQUE VS SLIP FREQUENCY - CONSTANT ROTOR FLUX LINKAGE; 7.DYNAMIC TORQUE CONTROL; 8.IMPLEMENTATION OF FIELD-ORIENTED CONTROL; 9.DIRECT TORQUE CONTROL; Chapter 8 - Inverter-fed Induction Motor Drives; 1.INTRODUCTION; 2.PULSE-WIDTH MODULATED (PWM) VOLTAGE SOURCE INVERTER (VSI); 3.PERFORMANCE OF INVERTER-FED INDUCTION MOTOR DRIVES 4.EFFECT OF INVERTER WAVEFORM AND VARIABLE SPEED ON THE INDUCTION MOTOR 5. EFFECT OF THE INVERTER-FED INDUCTION MOTOR ON THE UTILITY SUPPLY; 6. INVERTER AND MOTOR PROTECTION; 7.ALTERNATIVE CONVERTER TOPOLOGIES; Chapter 9 - Synchronous and Brushless Permanent Magnet Machines and Drives; 1.INTRODUCTION; 2.SYNCHRONOUS MOTORS; 3.EQUIVALENT CIRCUITS OF SYNCHRONOUS MOTORS; 4.OPERATION FROM CONSTANT-VOLTAGE, CONSTANT-FREQUENCY (UTILITY) SUPPLY; 5.VARIABLE-FREQUENCY OPERATION; 6. SYNCHRONOUS MOTOR DRIVES; 7. PERFORMANCE OF BRUSHLESS MOTORS; 8.RELUCTANCE AND HYSTERESIS MOTORS Chapter 10 - Stepping and Switched-reluctance Motors |
| Record Nr. | UNINA-9910816140103321 |
|
Hughes Austin
|
||
| Amsterdam, : Elsevier, 2013 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Electric motors and drives [[electronic resource] ] : fundamentals, types and applications / / Austin Hughes
| Electric motors and drives [[electronic resource] ] : fundamentals, types and applications / / Austin Hughes |
| Autore | Hughes Austin |
| Edizione | [3rd ed.] |
| Pubbl/distr/stampa | Amsterdam ; ; Boston ; ; London, : Elsevier Newnes, 2006 |
| Descrizione fisica | 1 online resource (431 p.) |
| Disciplina | 621.46 |
| Soggetto topico |
Electric motors
Electric driving |
| Soggetto genere / forma | Electronic books. |
| ISBN |
1-281-02183-0
9786611021832 0-08-052204-1 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Cover; CONTENTS; Preface; Chapter 1. ELECTRIC MOTORS; Introduction; Producing Rotation; Magnetic Circuits; Torque Production; Specific Loadings and Specific Output; Energy Conversion - Motional EMF; Equivalent Circuit; General Properties of Electric Motors; Review Questions; Chapter 2. POWER ELECTRONIC CONVERTERS FOR MOTOR DRIVES; Introduction; Voltage Control - D.C. Output from D.C. Supply; D.C. from A.C. - Controlled Rectification; A.C. from D.C. SP - SP Inversion; Inverter Switching Devices; Converter Waveforms and Acoustic Noise; Cooling of Power Switching Devices; Review Questions
Chapter 3. CONVENTIONAL D.C. MOTORS Introduction; Torque Production; Motional E.M.F; D.C. motor - Steady-State Characteristics; Transient Behaviour - Current Surges; Shunt, Series and Compound Motors; Four-Quadrant Operation and Regenerative Braking; Toy Motors; Review Questions; Chapter 4. D.C. MOTOR DRIVES; Introduction; Thyristor D.C. Drives - General; Control Arrangements for D.C. Drives; Chopper-Fed D.C. Motor Drives; D.C. Servo Drives; Digitally Controlled Drives; Review Questions; Chapter 5. INDUCTION MOTORS - ROTATING FIELD, SLIP AND TORQUE; Introduction; The Rotating Magnetic Field Torque Production Influence of Rotor Current on Flux; Stator Current-Speed Characteristics; Review Questions; Chapter 6. OPERATING CHARACTERISTICS OF INDUCTION MOTORS; Methods of Starting Cage Motors; Run-up and Stable Operating Regions; Torque-Speed Curves - Influence of Rotor Parameters; Influence of Supply Voltage on Torque-Speed Curve; Generating and Braking; Speed Control; Power Factor Control and Energy Optimisation; Single-Phase Induction Motors; Size Range; Review Questions; Chapter 7. INDUCTION MOTOR EQUIVALENT CIRCUIT; Introduction; Similarity Between Induction Motor and Transformer The Ideal Transformer The Real Transformer; Development of the Induction Motor Equivalent Circuit; Properties of Induction Motors; Performance Prediction - Example; Approximate Equivalent Circuits; Measurement of Parameters; Equivalent Circuit Under Variable-Frequency Conditions; Review Questions; Chapter 8. INVERTER-FED INDUCTION MOTOR DRIVES; Introduction; Torque-Speed Characteristics - Constant V/f Operation; Control Arrangements for Inverter-Fed Drives; Vector (Field-Oriented) Control; Cycloconverter Drives; Review Questions; Chapter 9. STEPPING MOTORS; Introduction Principle of Motor Operation Motor Characteristics; Steady-State Characteristics - Ideal (Constant-Current) Drive; Drive Circuits and Pull-Out Torque-Speed Curves; Transient Performance; Review Questions; Chapter 10. SYNCHRONOUS, BRUSHLESS D.C. AND SWITCHED RELUCTANCE DRIVES; Introduction; Synchronous Motors; Controlled-Speed Synchronous Motor Drives; Brushless D.C. Motors; Switched Reluctance Motor Drives; Review Questions; Chapter 11. MOTOR/DRIVE SELECTION; Introduction; Power Range for Motors and Drives; Load Requirements - Torque-Speed Characteristics; General Application Considerations Review Questions |
| Record Nr. | UNINA-9910457355803321 |
|
Hughes Austin
|
||
| Amsterdam ; ; Boston ; ; London, : Elsevier Newnes, 2006 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Electric motors and drives [[electronic resource] ] : fundamentals, types and applications / / Austin Hughes
| Electric motors and drives [[electronic resource] ] : fundamentals, types and applications / / Austin Hughes |
| Autore | Hughes Austin |
| Edizione | [3rd ed.] |
| Pubbl/distr/stampa | Amsterdam ; ; Boston ; ; London, : Elsevier Newnes, 2006 |
| Descrizione fisica | 1 online resource (431 p.) |
| Disciplina | 621.46 |
| Soggetto topico |
Electric motors
Electric driving |
| ISBN |
1-281-02183-0
9786611021832 0-08-052204-1 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Cover; CONTENTS; Preface; Chapter 1. ELECTRIC MOTORS; Introduction; Producing Rotation; Magnetic Circuits; Torque Production; Specific Loadings and Specific Output; Energy Conversion - Motional EMF; Equivalent Circuit; General Properties of Electric Motors; Review Questions; Chapter 2. POWER ELECTRONIC CONVERTERS FOR MOTOR DRIVES; Introduction; Voltage Control - D.C. Output from D.C. Supply; D.C. from A.C. - Controlled Rectification; A.C. from D.C. SP - SP Inversion; Inverter Switching Devices; Converter Waveforms and Acoustic Noise; Cooling of Power Switching Devices; Review Questions
Chapter 3. CONVENTIONAL D.C. MOTORS Introduction; Torque Production; Motional E.M.F; D.C. motor - Steady-State Characteristics; Transient Behaviour - Current Surges; Shunt, Series and Compound Motors; Four-Quadrant Operation and Regenerative Braking; Toy Motors; Review Questions; Chapter 4. D.C. MOTOR DRIVES; Introduction; Thyristor D.C. Drives - General; Control Arrangements for D.C. Drives; Chopper-Fed D.C. Motor Drives; D.C. Servo Drives; Digitally Controlled Drives; Review Questions; Chapter 5. INDUCTION MOTORS - ROTATING FIELD, SLIP AND TORQUE; Introduction; The Rotating Magnetic Field Torque Production Influence of Rotor Current on Flux; Stator Current-Speed Characteristics; Review Questions; Chapter 6. OPERATING CHARACTERISTICS OF INDUCTION MOTORS; Methods of Starting Cage Motors; Run-up and Stable Operating Regions; Torque-Speed Curves - Influence of Rotor Parameters; Influence of Supply Voltage on Torque-Speed Curve; Generating and Braking; Speed Control; Power Factor Control and Energy Optimisation; Single-Phase Induction Motors; Size Range; Review Questions; Chapter 7. INDUCTION MOTOR EQUIVALENT CIRCUIT; Introduction; Similarity Between Induction Motor and Transformer The Ideal Transformer The Real Transformer; Development of the Induction Motor Equivalent Circuit; Properties of Induction Motors; Performance Prediction - Example; Approximate Equivalent Circuits; Measurement of Parameters; Equivalent Circuit Under Variable-Frequency Conditions; Review Questions; Chapter 8. INVERTER-FED INDUCTION MOTOR DRIVES; Introduction; Torque-Speed Characteristics - Constant V/f Operation; Control Arrangements for Inverter-Fed Drives; Vector (Field-Oriented) Control; Cycloconverter Drives; Review Questions; Chapter 9. STEPPING MOTORS; Introduction Principle of Motor Operation Motor Characteristics; Steady-State Characteristics - Ideal (Constant-Current) Drive; Drive Circuits and Pull-Out Torque-Speed Curves; Transient Performance; Review Questions; Chapter 10. SYNCHRONOUS, BRUSHLESS D.C. AND SWITCHED RELUCTANCE DRIVES; Introduction; Synchronous Motors; Controlled-Speed Synchronous Motor Drives; Brushless D.C. Motors; Switched Reluctance Motor Drives; Review Questions; Chapter 11. MOTOR/DRIVE SELECTION; Introduction; Power Range for Motors and Drives; Load Requirements - Torque-Speed Characteristics; General Application Considerations Review Questions |
| Record Nr. | UNINA-9910784333803321 |
|
Hughes Austin
|
||
| Amsterdam ; ; Boston ; ; London, : Elsevier Newnes, 2006 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||