دانلود کتاب Tel-a-Train. A study guide to dc motor controls

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PRIMEDIA Workplace Learning, 1994, 38 pages.Solid State Motor Controls Training SeriesTrainees who complete this program will be able to:
identify and explain the operation of several types of DC motors;
explain how an solid state DC controller regulates the speed of a DC motor;
explain the basic operation of a phase-controlled rectifier bridge and a DC chopper;
explain the different ways in which braking may be achieved in a solid state DC control system;
describe conditions in solid state DC motor control systems which may lead to operating problems, then recommend and implement procedures that may prevent the problems from occurring or recurring.ContentsIntroduction to DC Motor Control Systems
The Motor

Basic Operations of the Controller
The Control Section
The Power SectionPractice Exercise I
Other Controller OperationsPractice Exercise II

Troubleshooting Solid State DC Motor Control Systems
The Motor and Load
The AC Supply
Field Devices and Signals
The ControllerPractice Exercise III
Component Testing
Answers to Practice Exercises