Page 441 - Power Electronics Handbook

430 Index

Bandwidth, 100 Charge carriers, I2
Band gap, 82 Charge decay, 27
Band stop filter, 171 Chemical vapour deposition, 12
Beam scanner, 11 Choke input filter, 359
Bell jar, 11 Chopper, 21, 141, 261, 423
Bidirectional arrangements, 263
converter, 179 circuit design, 275
device, 80, 423 control, 171
operation, 125 control circuit, 282
switching, 324 commutation methods, 264
Bias, 14 enhancements, 267
Bipolar transistor, 23 equivalent circuit, 275
Black body radiator, 67 higher-frequency operation, 267
Bleederload, 187 peak current, 277
Blocking regulation, 356
mode, 121 regulator, 159, 168
oscillator, 291 ripple current, 279
voltage, 43,423 shunt motor control, 373
Boltzmann's constant, 14 voltage control, 274
Bond fracture, 61 Circuit breaker, 133
Bonding wires, 24 Circulating current, 24
Boundary reflections, 108 suppression, 237
Braking, 375,404 CISPR. 114
Breakdown voltage, 15.24. 36 Clamping action, 260
Bridge Clearance time, 132
circuit, 123 Closed-loop control, 373
converter, 178, 423 closed-wiring four-segment motor, 389
cycloconverter, 229 Cochft-Walton circuit, 220
efficiency, 183 Coherent frequency, 100
inverter. 284, 288, 297, 349 Common
rectifier, 21, 371 base, 24
voltage doubler, 219 collector, 24
Broadband, 100 earth return. 103
Brush clatter, 390 emitter, 24
Brushes, 365 mode, 100,105
Brushless synchronous motor, 402 terminal voltage doubler, 2 19
BSI, 113 Commutating rectifier. 23
Bulk semiconductor, 35 Commutation, 46. 100. 125
Burst firing, 173.423 angle, 423
Bum out, 43 capacitor, 245
Bypass, 423 choke, 270
circuits, 295
cycle, 246. 256
diode, 423
capacitive coupling, 128 efficiency, 247
Capacitor input filter, 359 factor, 342
capacitor reset path, 268 failure, 202,255
capillary action, 72 forced, 227, 425
Carrier. 25 interval, 265
lifetime, 27, 46 loss, 247, 343
wave, 323 loss reduction, 267, 269, 307
Centre-tapped process, 424
load, 284 voltage boosting, 267, 27 I
supply, 299 Commutator, 99. 365
Characteristic impedance, 108 Complementary UJT. 78