A scrap melting unit consists of arc furnace is supplied by distribution system and has analyzed for the harmonics. It is observed that in equipment 1 ohm resistive element is the path for a fundamental current of 1 Amp containing additional 3rd , 5th and 7th harmonics levels whose amplitude are inversely proportional to their harmonic orders. Determine (iv) If the fundamental current in equipment increased to double with harmonic currents keeping the same proportion relative to fundamental current, determine the RMS current.
A scrap melting unit consists of arc furnace is supplied by distribution system and has analyzed for the harmonics. It is observed that in equipment 1 ohm resistive element is the path for a fundamental current of 1 Amp containing additional 3rd , 5th and 7th harmonics levels whose amplitude are inversely proportional to their harmonic orders. Determine (iv) If the fundamental current in equipment increased to double with harmonic currents keeping the same proportion relative to fundamental current, determine the RMS current.
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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A scrap melting unit consists of arc furnace is supplied by distribution system and has analyzed for the harmonics. It is observed that in equipment 1 ohm resistive element is the path for a fundamental current of 1 Amp containing additional 3rd , 5th and 7th harmonics levels whose amplitude are inversely proportional to their harmonic orders. Determine (iv) If the fundamental current in equipment increased to double with harmonic currents keeping the same proportion relative to fundamental current, determine the RMS current. "
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