Table of Contents
Cover image
Title page
Table of Contents
Copyright
Preface
Chapter 1: Electric motors—The basics
Abstract
1.1 Introduction
1.2 Producing rotation
1.3 Magnetic circuits
1.4 Torque production
1.5 Torque and motor volume
1.6 Energy conversion—Motional e.m.f
1.7 Equivalent circuit
1.8 Constant voltage operation
1.9 General properties of electric motors
1.10 Review questions
Chapter 2: Power electronic converters for motor drives
Abstract
2.1 Introduction
2.2 Voltage control—D.C. output from d.c. supply
2.3 D.C. from a.c.—Controlled rectification
2.4 A.C. from d.c.—Inversion
2.5 A.C. from a.c.
2.6 Inverter switching devices
2.7 Converter waveforms, acoustic noise, and cooling
2.8 Review questions
Chapter 3: D.C. motors
Abstract
3.1 Introduction
3.2 Torque production
3.3 Motional e.m.f.
3.4 D.C. motor—steady-state characteristics
3.5 Transient behaviour
3.6 Four quadrant operation and regenerative braking
3.7 Shunt and series motors
3.8 Self-excited d.c. machine
3.9 Toy motors
3.10 Review questions
Chapter 4: D.C. motor drives
Abstract
4.1 Introduction
4.2 Thyristor d.c. drives—general
4.3 Control arrangements for d.c. drives
4.4 Chopper-fed d.c. motor drives
4.5 D.C. servo drives
4.6 Digitally-controlled drives
4.7 Review questions
Chapter 5: Induction motors—Rotating field, slip and torque
Abstract
5.1 Introduction
5.2 The rotating magnetic field
5.3 Torque production
5.4 Influence of rotor current on flux
5.5 Stator current-speed characteristics
5.6 Review questions
Chapter 6: Induction motor—Operation from 50/60 Hz supply
Abstract
6.1 Introduction
6.2 Methods of starting cage motors
6.3 Run-up and stable operating regions
6.4 Torque-speed curves—Influence of rotor parameters
6.5 Influence of supply voltage on torque-speed curve
6.6 Generating
6.7 Braking
6.8 Speed control (without varying the stator supply frequency)
6.9 Power-factor control and energy optimisation
6.10 Single-phase induction motors
6.11 Power range
6.12 Review questions
Chapter 7: Variable frequency operation of induction motors
Abstract
7.1 Introduction
7.2 Variable frequency operation
7.3 Practical aspects of inverter-fed drives
7.4 Effect of inverter on the induction motor
7.5 Utility supply effects
7.6 Inverter and motor protection
7.7 Review questions
Chapter 8: Field oriented control of induction motors
Abstract
8.1 Introduction
8.2 Essential preliminaries
8.3 Circuit modelling of the induction motor
8.4 Steady-state torque under current-fed conditions
8.5 Dynamic torque control
8.6 Implementation of field-oriented control
8.7 Direct torque control
8.8 Review questions
Chapter 9: Synchronous, permanent magnet and reluctance motors and drives
Abstract
9.1 Introduction
9.2 Synchronous motor types
9.3 Torque production
9.4 Utility-fed synchronous motors
9.5 Variable frequency operation of synchronous motors
9.6 Synchronous motor drives
9.7 Performance of permanent magnet motors
9.8 Emerging developments in permanent magnet motors
9.9 Review questions
Chapter 10: Stepping and switched reluctance motors
Abstract
10.1 Introduction
10.2 Stepping motors
10.3 Principle of motor operation
10.4 Motor characteristics
10.5 Steady-state characteristics—Ideal (constant-current) drive
10.6 Drive circuits and pull-out torque–speed curves
10.7 Transient performance
10.8 Switched reluctance motor drives
10.9 Review questions
Chapter 11: Motor/drive selection
Abstract
11.1 Introduction
11.2 Power ratings and capabilities
11.3 Drive characteristics
11.4 Load requirements—torque-speed characteristics
11.5 General application considerations
11.6 Review questions
Appendix: Solutions to review questions
Chapter 1
Chapter 2
Chapter 3
Chapter 4
Chapter 5
Chapter 6
Chapter 7
Chapter 8
Chapter 9
Chapter 10
Chapter 11
Further reading
A General motors and drives books – Delving a little deeper
B Control and modelling
C Practical aspects of design and application of motors and drives
D Reliability
E Synchronous reluctance and permanent magnet motors
F Energy efficient electric motors
G Power semiconductor devices
Index
List of tables
Table in Chapter 5
Table 5.1
List of figures
Figures in Chapter 1
Fig. 1.1
Fig. 1.2
Fig. 1.3
Fig. 1.4
Fig. 1.5
Fig. 1.6
Fig. 1.7
Fig. 1.8
Fig. 1.9
Fig. 1.10
Fig. 1.11
Fig. 1.12
Fig. 1.13
Fig. 1.14
Fig. 1.15
Fig. 1.16
Fig. 1.17
Fig. 1.18
Fig. 1.19
Fig. 1.20
Figures in Chapter 2
Fig. 2.1
Fig. 2.2
Fig. 2.3
Fig. 2.4
Fig. 2.5
Fig. 2.6
Fig. 2.7
Fig. 2.8
Fig. 2.9
Fig. 2.10
Fig. 2.11
Fig. 2.12
Fig. 2.13
Fig. 2.14
Fig. 2.15
Fig. 2.16
Fig. 2.17
Fig. 2.18
Fig. 2.19
Fig. 2.20
Fig. 2.21
Fig. 2.22
Fig. 2.23
Fig. 2.24
Fig. 2.25
Fig. 2.26
Fig. 2.27
Fig. 2.28
Fig. 2.29
Fig. 2.30
Fig. 2.31
Fig. Q1
Fig. Q8
Figures in Chapter 3
Fig. 3.1
Fig. 3.2
Fig. 3.3
Fig. 3.4
Fig. 3.5
Fig. 3.6
Fig. 3.7
Fig. 3.8
Fig. 3.9
Fig. 3.10
Fig. 3.11
Fig. 3.12
Fig. 3.13
Fig. 3.14
Fig. 3.15
Fig. 3.16
Fig. 3.17
Fig. Q6
Fig. Q10
Figures in Chapter 4
Fig. 4.1
Fig. 4.2
Fig. 4.3
Fig. 4.4
Fig. 4.5
Fig. 4.6
Fig. 4.7
Fig. 4.8
Fig. 4.9
Fig. 4.10
Fig. 4.11
Fig. 4.12
Fig. 4.13
Fig. 4.14
Fig. 4.15
Fig. 4.16
Fig. 4.17
Fig. Q8
Fig. Q9
Figures in Chapter 5
Fig. 5.1
Fig. 5.2
Fig. 5.3
Fig. 5.4
Fig. 5.5
Fig. 5.6
Fig. 5.7
Fig. 5.8
Fig. 5.9
Fig. 5.10
Fig. 5.11
Fig. 5.12
Fig. 5.13
Fig. 5.14
Fig. 5.15
Fig. 5.16
Fig. 5.17
Fig. 5.18
Fig. 5.19
Fig. 5.20
Fig. 5.21
Fig. 5.22
Fig. 5.23
Fig. 5.24
Fig. 5.25
Figures in Chapter 6
Fig. 6.1
Fig. 6.2
Fig. 6.3
Fig. 6.4
Fig. 6.5
Fig. 6.6
Fig. 6.7
Fig. 6.8
Fig. 6.9
Fig. 6.10
Fig. 6.11
Fig. 6.12
Fig. 6.13
Fig. 6.14
Fig. 6.15
Fig. 6.16
Fig. 6.17
Fig. 6.18
Fig. 6.19
Fig. 6.20
Fig. 6.21
Fig. 6.22
Fig. 6.23
Fig. 6.24
Fig. 6.25
Fig. 6.26
Figures in Chapter 7
Fig. 7.1
Fig. 7.2
Fig. 7.3
Fig. 7.4
Fig. 7.5
Fig. 7.6
Fig. 7.7
Fig. 7.8
Fig. 7.9
Fig. 7.10
Fig. 7.11
Fig. 7.12
Fig. 7.13
Fig. 7.14
Fig. 7.15
Fig. 7.16
Fig. 7.17
Fig. 7.18
Figures in Chapter 8
Fig. 8.1
Fig. 8.2
Fig. 8.3
Fig. 8.4
Fig. 8.5
Fig. 8.6
Fig. 8.7
Fig. 8.8
Fig. 8.9
Fig. 8.10
Fig. 8.11
Fig. 8.12
Fig. 8.13
Fig. 8.14
Fig. 8.15
Fig. 8.16
Fig. 8.17
Fig. 8.18
Fig. 8.19
Fig. 8.20
Fig. 8.21
Fig. 8.22
Fig. 8.23
Fig. 8.24
Fig. 8.25
Fig. 8.26
Fig. Q5
Figures in Chapter 9
Fig. 9.1
Fig. 9.2
Fig. 9.3
Fig. 9.4
Fig. 9.5
Fig. 9.6
Fig. 9.7
Fig. 9.8
Fig. 9.9
Fig. 9.10
Fig. 9.11
Fig. 9.12
Fig. 9.13
Fig. 9.14
Fig. 9.15
Fig. 9.16
Fig. 9.17
Fig. 9.18
Fig. 9.19
Fig. 9.20
Fig. 9.21
Fig. 9.22
Fig. 9.23
Fig. 9.24
Fig. 9.25
Fig. 9.26
Fig. 9.27
Fig. 9.28
Fig. 9.29
Fig. 9.30
Fig. 9.31
Fig. 9.32
Fig. 9.33
Fig. 9.34
Fig. 9.35
Fig. 9.36
Fig. 9.37
Fig. 9.38
Fig. 9.39
Fig. 9.40
Figures in Chapter 10
Fig. 10.1
Fig. 10.2
Fig. 10.3
Fig. 10.4
Fig. 10.5
Fig. 10.6
Fig. 10.7
Fig. 10.8
Fig. 10.9
Fig. 10.10
Fig. 10.11
Fig. 10.12
Fig. 10.13
Fig. 10.14
Fig. 10.15
Fig. 10.16
Fig. 10.17
Fig. 10.18
Fig. 10.19
Fig. 10.20
Fig. 10.21
Fig. 10.22
Fig. 10.23
Fig. 10.24
Figures in Chapter 11
Fig. 11.1
Fig. 11.2
Fig. 11.3
Fig. 11.4
Fig. 11.5
Fig. 11.6
Fig. 11.7
Fig. 11.8
Fig. 11.9
Fig. 11.10
Figures in Appendix: Solutions to review questions
Fig. Q1
Fig. Q4
Fig. Q5
Fig. Q6
Fig. Q3
Fig. Q7
Fig. Q8
Fig. Q9
Fig. Q10
Fig. Q7
Fig. Q4
Fig. Q8
Fig. Q10
Fig. Q5
Fig. Q3
Fig. Q8
Landmarks
Cover
Title page
Table of contents
cover
iv
xiii
xiv
xv
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
429
430
431
432
433
434
435
436
437
438
439
440
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
476
477
478
479
480
481
482
483
486