A power system consists of a synchronous generator and a synchronous motor connected via two transformers and a transmission line. Create a per-phase, per-unit equivalent circuit of this power system using a base apparent power of 100 MVA and a base line voltage of the generator G₁ of 13.8 kV. V₁ = 13.8 KV base Sbase 100 MVA G₁ Generator: • 100 MVA Zone 1 13.8 kV (0.1 + j0.9) pu T₁ YY Transformer 1: • 100 MVA ● 13.8/110 kV (0.1 + j0.05) pu Zone 2 L₁=(15+j75) Q T₂ YA Transformer 2: • 50 MVA • 120/14.4 kV Zone 3 (0.1 + j0.05) pu Load (motor): 50 MVA • 13.8 kV ● M₂Y . (0.1 +j1.1) pu

A power system consists of a synchronous generator and a synchronous motor connected via two transformers and a transmission line. Create a per-phase, per-unit equivalent circuit of this power system using a base apparent power of 100 MVA and a base line voltage of the generator G₁ of 13.8 kV. V₁ = 13.8 KV base Sbase 100 MVA G₁ Generator: • 100 MVA Zone 1 13.8 kV (0.1 + j0.9) pu T₁ YY Transformer 1: • 100 MVA ● 13.8/110 kV (0.1 + j0.05) pu Zone 2 L₁=(15+j75) Q T₂ YA Transformer 2: • 50 MVA • 120/14.4 kV Zone 3 (0.1 + j0.05) pu Load (motor): 50 MVA • 13.8 kV ● M₂Y . (0.1 +j1.1) pu

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 2.7MCQ

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