Solve the following problems as directed. 1. An inductive load consumes 20 kW at 75% lagging power factor. A synchronous motor with a 90% power factor is connected in parallel with the inductive load. What minimum kW size of the synchronous motor is needed so that the overall power factor is 85% lagging.

Electric Motor Control
10th Edition
ISBN:9781133702818
Author:Herman
Publisher:Herman
Chapter39: Synchronous Motor Operation
Section: Chapter Questions
Problem 14SQ: Induction motors and welding transformers require magnetizing current, which causes a. lagging power...
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Solve the following problems as directed.
1.
An inductive load consumes 20 kW at 75% lagging power factor. A synchronous motor with a
90% power factor is connected in parallel with the inductive load. What minimum kW size of the
synchronous motor is needed so that the overall power factor is 85% lagging.
Transcribed Image Text:Solve the following problems as directed. 1. An inductive load consumes 20 kW at 75% lagging power factor. A synchronous motor with a 90% power factor is connected in parallel with the inductive load. What minimum kW size of the synchronous motor is needed so that the overall power factor is 85% lagging.
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