Homework # 1 The company takes a following balanced loads from a 440V, 3 phase, 50HZ supply. Load 1: 20KW lighting load Load 2: a con tinuous motor load of 30KVA at 0.5pf lagging Load 3: an intermittent welding load of 30KVA at 0.5pf lagging Find the CKVAR rating of the capacitor bank required to improve the power factor of Load 1 and Load 2 together to 0.95. If the capacitor bank are connected in star, determine the capacitor required in each phase. What is the new over-all power factor after the correction has been applied, the welding machine is switched on.

Homework # 1 The company takes a following balanced loads from a 440V, 3 phase, 50HZ supply. Load 1: 20KW lighting load Load 2: a con tinuous motor load of 30KVA at 0.5pf lagging Load 3: an intermittent welding load of 30KVA at 0.5pf lagging Find the CKVAR rating of the capacitor bank required to improve the power factor of Load 1 and Load 2 together to 0.95. If the capacitor bank are connected in star, determine the capacitor required in each phase. What is the new over-all power factor after the correction has been applied, the welding machine is switched on.

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter2: Fundamentals

Section: Chapter Questions

Problem 2.24P: A source supplies power to the following three loads connected in parallel: (1) a lighting load...

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