Understanding Motor Controls
4th Edition
ISBN: 9781337798686
Author: Stephen L. Herman
Publisher: Delmar Cengage Learning
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Chapter 36, Problem 12RQ
To determine
Primary difference between SCR and GTO.
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Chapter 36 Solutions
Understanding Motor Controls
Ch. 36 - Prob. 1RQCh. 36 - Prob. 2RQCh. 36 - If an alternator is used to provide variable...Ch. 36 - What solid-state device is generally used to...Ch. 36 - Why are SCRs used to construct a bridge rectifier...Ch. 36 - What is the main disadvantage of using SCRs in a...Ch. 36 - How are junction transistors driven into...Ch. 36 - What is the disadvantage of driving a junction...Ch. 36 - Prob. 9RQCh. 36 - In variable frequency drives that employ IGBTs,...
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- Explain why an SCR must be phase shifted.arrow_forwardWhich of the following provides the least amount of torque? series-elastic actuation direct drive quasi-direct drivearrow_forwardWhat happens when the low-voltage current flow in the coil primary winding is interrupted by the switching device? The primary winding delivers a high-voltage spark to the plugs. The magnetic field in the coil primary builds. The secondary voltage drops to zero volts. High voltage is induced in the secondary windinarrow_forward
- The TRIAC can be triggered on by applying voltage. a. A positive at the gate b. A negative at the gate How TRIAC is different from SCR? State your observations below. c. both a & barrow_forwardSCRs are members of a family of devices known as thyristors. What is a thyristor?arrow_forwardWhat is the Design procedure in Determining the number of V-belts required?arrow_forward
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