2000V 3-phase 4-pole wye connected SM runs at 1800 rpm. The excitation is constant and gives an emf per phase of 1150V. The resistance is negligible compared to synchronous reactance of 3Ω/ . Determine the following when the armature current is 200A. a. Input power per phase b. Torque develop

2000V 3-phase 4-pole wye connected SM runs at 1800 rpm. The excitation is constant and gives an emf per phase of 1150V. The resistance is negligible compared to synchronous reactance of 3Ω/ . Determine the following when the armature current is 200A. a. Input power per phase b. Torque develop

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

Chapter11: Transient Stability

Section: Chapter Questions

Problem 11.3P

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Question

A 2000V 3-phase 4-pole wye connected SM runs at 1800 rpm. The excitation is constant and gives an emf per phase of 1150V. The resistance is negligible compared to synchronous reactance of 3Ω/ . Determine the following when the armature current is 200A.

a. Input power per phase

b. Torque develop per phase

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