(i) A chopper circuit drives an inductive load from 120 DC supply. Given the load resistance as 6 0, the average load current as 52.5 A and operating frequency is 450 Hz. When the chopper is ON, 5 V is dropped. Calculate (a) conduction period (in milliseconds) (b) blocking period of the chopper (in milliseconds) (1 . (c) duty cycle of the chopper (d) draw the ON and OFF time period waveform (ii) Draw the circuit diagram of the single phase bridge rectifier which is used in four quadrant operation (RL load) and explain its operation. (: Duty Cycle ON period OFF period
(i) A chopper circuit drives an inductive load from 120 DC supply. Given the load resistance as 6 0, the average load current as 52.5 A and operating frequency is 450 Hz. When the chopper is ON, 5 V is dropped. Calculate (a) conduction period (in milliseconds) (b) blocking period of the chopper (in milliseconds) (1 . (c) duty cycle of the chopper (d) draw the ON and OFF time period waveform (ii) Draw the circuit diagram of the single phase bridge rectifier which is used in four quadrant operation (RL load) and explain its operation. (: Duty Cycle ON period OFF period
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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Transcribed Image Text:) A chopper circuit drives an inductive load from 120 DC supply. Given the load resistance as 6 0, the
average load current as 52.5 A and operating frequency is 450 Hz. When the chopper is ON, 5 V is dropped.
Calculate
of
(a) conduction period (in milliseconds)
(b) blocking period of the chopper (in milliseconds) (1.
(c) duty cycle of the chopper
(d) draw the ON and OFF time period waveform
tic
(ii) Draw the circuit diagram of the single phase bridge rectifier which is used in four quadrant operation (RL
load) and explain its operation. (
Duty Cycle
ON period
OFF period
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