Table Q1 depicts the average measurement results for an industrial electric pump with variable speed control. (1) Distinguish the percentage different between the fundamental active power (Plund) and the average active power (Pag). (ii) Determine the percentage of total harmonic distortion (%THD) for voltage and current. (iii) Formulate the relationship between %THD and total RMS voltage (Vms) and total RMS current (ms). (iv) Compare the true power factor (PFrue) and the displacement power factor (PF disp). (v) Recommend a viable method to suppress the harmonics.

Table Q1 depicts the average measurement results for an industrial electric pump with variable speed control. (1) Distinguish the percentage different between the fundamental active power (Plund) and the average active power (Pag). (ii) Determine the percentage of total harmonic distortion (%THD) for voltage and current. (iii) Formulate the relationship between %THD and total RMS voltage (Vms) and total RMS current (ms). (iv) Compare the true power factor (PFrue) and the displacement power factor (PF disp). (v) Recommend a viable method to suppress the harmonics.

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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