The ratings of a singie-phase three-winding transformer arewinding 1: 400 MVA, 13.8 kVwinding 2: 400 MVA, 288.7 kVwinding 3: 50 MVA, 19.92 kVThe leakage reactances, from short-circuit tests, areX12 = 0.10 per unit on a 400 MVA, 13.8-kV baseX13 = 0.16 per unit on a 50-MVA, 19.92 kV base%3!X3 = 0.14 per unit on a 350 MVA, 19.92 kV baseWinding resistances and exciting current are neglected. Calculate the imped-ances of the per-unit equivalent circuit using a base of 500 MVA and 13.8 KVfor terminal I.Draw the equivalent circuit in pu

Given X12 =0.10 PU @ 400 MVA ,13.8 KVX13 =0.16 PU @ 50 MVA, 19.92 KVX23 =0.14 PU @ 350 MVA, 19.92 KV…

The ratings of a single-phase three-winding transformer are winding 1: 400 MVA, 13.8 kV winding 2: 400 MVA, 288.7 kV winding 3: 50 MVA, 19.92 kV The leakage reactances, from short-circuit tests, are X12 = 0.10 per unit on a 400 MVA, 13.8-kV base X13 = 0.16 per unit on a 50-MVA, 19.92 kV base X = 0.14 per unit on a 350 MVA, 19.92 kV base Winding resistances and exciting current are neglected. Calculate the imped- ances of the per-unit equivalent circuit using a base of 500 MVA and 13.8 KV for terminal I.

The ratings of a single-phase three-winding transformer are winding 1: 400 MVA, 13.8 kV winding 2: 400 MVA, 288.7 kV winding 3: 50 MVA, 19.92 kV The leakage reactances, from short-circuit tests, are X12 = 0.10 per unit on a 400 MVA, 13.8-kV base X13 = 0.16 per unit on a 50-MVA, 19.92 kV base X = 0.14 per unit on a 350 MVA, 19.92 kV base Winding resistances and exciting current are neglected. Calculate the imped- ances of the per-unit equivalent circuit using a base of 500 MVA and 13.8 KV for terminal I.

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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