Introduction AC MOTORS

Chapter 13.1 Introduction

Lessons In Electric Circuits Volume II – AC Book
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Lessons In Electric Circuits Volume II – AC Book

  • 400CHAPTER 13. AC MOTORS 465,13.9.4 465,Resistance 465,split-phase 465,motor 465,induction 465,motor. . . . . . . . . . . . . . . 456 466,13.9.5 466,Nola 466,power 466,factor 466,corrrector . . . . . . . . . . . . . . . . . . . . . . . . . 457 467,13.10 467,Other 467,specialized 467,motors . . . . . . . . . . . . . . . . . . . . . . . . . . 458 467,13.10.1 467,Shaded 467,pole 467,induction 467,motor. . . . . . . . . . . . . . . . . . . . . . . . 458 467,13.10.2 467,2-phase 467,servo 467,motor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 458 468,13.10.3 468,Hysteresis 468,motor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 459 469,13.10.4 469,Eddy 469,current 469,clutch. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 460 469,13.11 469,Selsyn 469,(synchro) 469,motors . . . . . . . . . . . . . . . . . . . . . . . . . . 460 470,13.11.1 470,Transmitter 470,- 470,receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 461 471,13.11.2 471,Differential 471,transmitter 471,- 471,receiver . . . . . . . . . . . . . . . . . . . . . . 462 474,13.11.3 474,Control 474,transformer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 465 475,13.11.4 475,Resolver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 466 477,13.12 477,AC 477,commutator 477,motors. . . . . . . . . . . . . . . . . . . . . . . . . . 468 477,13.12.1 477,Single 477,phase 477,series 477,motor. . . . . . . . . . . . . . . . . . . . . . . . . . 468 477,13.12.2 477,Compensated 477,series 477,motor. . . . . . . . . . . . . . . . . . . . . . . . . 468 478,13.12.3 478,Universal 478,motor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 469 478,13.12.4 478,Repulsion 478,motor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 469 479,13.12.5 479,Repulsion 479,start 479,induction 479,motor. . . . . . . . . . . . . . . . . . . . . . 470 479,Bibliography . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 470Original author: Dennis CrunkiltonFigure 13.1: Conductors of squirrel cage induction motor removed from rotor.13.1IntroductionAfter the introduction of the DC electrical distribution system by Edison in the United States, agradual transition to the more economical AC system commenced. Lighting worked as well on ACas on DC. Transmission of electrical energy covered longer distances at lower loss with alternatingcurrent. However, motors were a problem with alternating current. Initially, AC motors were