Question 2: A 1-phase ac regulator is operated from a 240 V 60 Hz ac supply with RL load, and has an rmsvoltage of 120 V when operated with a firing angle of 120 °. Determine:(a) the load power factor angle ø1, thyristor conduction angle 0e, current extinction angle ß, maximum firingat which the regulator delivers 240 V to the load.(b) If the load inductance is 50 mH, determinate the load resistance and the maximum power that can bedelivered to the load by the ac regulator.

The circuit diagram for the 1-phase AC regulator is given by:

Question 2: A 1-phase ac regulator is operated from a 240 V 60 Hz ac supply with RL load, and has an rms voltage of 120 V when operated with a firing angle of 120 ° Determine: (a) the load power factor angle ø1, thyristor conduction angle 0c, current extinction angle ß, maximum firing at which the regulator delivers 240 V to the load. (b) If the load inductance is 50 mH, determinate the load resistance and the maximum power that can be delivered to the load by the ac regulator.

Question 2: A 1-phase ac regulator is operated from a 240 V 60 Hz ac supply with RL load, and has an rms voltage of 120 V when operated with a firing angle of 120 ° Determine: (a) the load power factor angle ø1, thyristor conduction angle 0c, current extinction angle ß, maximum firing at which the regulator delivers 240 V to the load. (b) If the load inductance is 50 mH, determinate the load resistance and the maximum power that can be delivered to the load by the ac regulator.

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter8: Basic Electric Motors

Section: Chapter Questions

Problem 31RQ

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