Example 5.4A single-phase resistive heating load is to be controlled from a single-phase, 50 Hz, a.c. supply by means of an inverse parallel pair ofthyristors. What will be the firing angle of the thyristors when a load has67% of its maximum value?

the ac voltage controller consists of two thyristors connected in anti parallel to regulate ac…

Answered: thyristors. What will be the firing…

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thyristors. What will be the firing angle of the thyristors when a load has 67% of its maximum value?

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter21: Resistive-capacitive Series Circuits

Section: Chapter Questions

Problem 7RQ: An RC series circuit is connected to a 120-V, 60-Hz power source. The resistor is 25 and has a...

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Question

Example 5.4
A single-phase resistive heating load is to be controlled from a single-
phase, 50 Hz, a.c. supply by means of an inverse parallel pair of
thyristors. What will be the firing angle of the thyristors when a load has
67% of its maximum value?

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