1. The equivalent circuit impedances of a 20-kVA, 800CV240-V, 60-Hz transformer are to be determined. The open-circuit test and the short-circuit test were performed on the primary side of the transformer, and the following data were taken: Open circuit test Short circuit test (on primary) (on primary) VDC=8000V VS.c=489V IDC=0.214 ISc=2.5A PDC=400W PS.C=240W Find the impedances of the approximate equivalent circuit referred to the primary side, and sketch that circuit. 2. Based on the following Simulink model, answer the following questions: Contu Ror Gee Ge Ga 616 Man Auitay wneng aue me vetag e t Singe a Aspone e Spe sumgca Promd LN Vo L Cre (a) For which type of single phase induction motors does this circuit represent? (b) Explain the purpose of C1 in induction motors? (c) How to reverse the direction of rotation of this motor ? (d) When we use this type of single phase induction motors ?

1. The equivalent circuit impedances of a 20-kVA, 800CV240-V, 60-Hz transformer are to be determined. The open-circuit test and the short-circuit test were performed on the primary side of the transformer, and the following data were taken: Open circuit test Short circuit test (on primary) (on primary) VDC=8000V VS.c=489V IDC=0.214 ISc=2.5A PDC=400W PS.C=240W Find the impedances of the approximate equivalent circuit referred to the primary side, and sketch that circuit. 2. Based on the following Simulink model, answer the following questions: Contu Ror Gee Ge Ga 616 Man Auitay wneng aue me vetag e t Singe a Aspone e Spe sumgca Promd LN Vo L Cre (a) For which type of single phase induction motors does this circuit represent? (b) Explain the purpose of C1 in induction motors? (c) How to reverse the direction of rotation of this motor ? (d) When we use this type of single phase induction motors ?

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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