4. A three phase, 60HZ, 20 MVA, 12 kV, 8 pole Y-connected synchronous generator has per phase synchronous reactance is 42 and armature resistance of 0.1 Q . The generator delivers the rated load current and rated voltage and 0.8 power factor leading. Calculate the following: [SO 1] 1. Rotation speed of generator 2. Excitation voltage 3. Voltage regulation.

4. A three phase, 60HZ, 20 MVA, 12 kV, 8 pole Y-connected synchronous generator has per phase synchronous reactance is 42 and armature resistance of 0.1 Q . The generator delivers the rated load current and rated voltage and 0.8 power factor leading. Calculate the following: [SO 1] 1. Rotation speed of generator 2. Excitation voltage 3. Voltage regulation.

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

Chapter6: Power Flows

Section: Chapter Questions

Problem 6.48P

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