Page 623 - Handbook of Electrical Engineering

616 INDEX

Motors (Continued) Cable composition 192
DC shunt, series and compound wound 385 Earthing and grounding 355
Pole amplitude modulation 390 Numbering system of transformer windings
Pole changing 388, 390 137
Synchronous 385 Transient and sub-transient impedances of
Multi-generator system 306 motors 493
Multiplying factors for peak fault currents Notching distortion 406
292
Mutual coupling 67, 406 Overhead
Mutual inductances 374, 481, 485, 493 Earthing conductor 370
Between winding in D-axis 480 Power lines 329
Between winding in Q-axis 480 Line pole and fences 367, 369
Mutual or magnetising flux 131 Transmission line 422, 432, 585
Mutual reactances Operating temperature of a gas turbine 437,
Between winding in D-axis 480 441
Between winding in Q-axis 480
Parallel redundant uninterruptible power
Nameplate supplies 457
Rating of loads 437 Partial discharging in insulation 373
Total power 439 Peak asymmetrical current 151
Voltage of motors 210 Peak let-through current in fuses 176
Nameplates, Permanent magnet 89
markings for hazardous area equipment Per-unit
266 System base parameters 579
Navigation aids 463 Torque 486
Aircraft warning lights 465 Phase-to-neutral emf 407
Buoys 465 Phase angle displacement 137
Echo-sounding devices 466 Phasor diagram 64, 275
Flashing marker lights 464 Philosophy, N-1 9, 12
Identification panels for offshore platforms Phosphor bronze, in cables used as armouring
465 185
Synchronization of flashing lights 465 Plants
White and red flashing lights 464 Land-based 78, 353, 354
Neutral busbars 146 Land-based, earthing systems 367
Neutral earthing resistance 80, 355, 357, 585, Land-based installations 363
596 Liquified natural gas, emergency generators
Neutral earthing 325
High impedance 355 Liquified natural gas, large compressors in
Resistor 333, 355, 370 336
Noise Off-shore 138
As harmonic currents and voltages 387 Off-shore and marine installations 363
Electromagnetic 372, 379 Self-contained generating 273
Pick-up 373, 382 Utility power 332
Voltages in current source inverters 423 Plastic 184, 188
Nomographs for voltage drop when starting Point of connection, to a utility supply 356
motors 571 Poles 99
Non-drive end 78, 80, 120 Portable lambs and torches 460
Non-essential load 3 Power
Non-hazardous area 253 Active 69, 441, 443
Normal load 3 Active, in harmonic systems 410
Notation, Active, summation in estimating load 199