2. The synchronous reactance of a three-phase, star connected, 380 V, 50 Hz, cylindrical alternator with 2 poles is X, = 1.5 0/ phase. This alternator is connected to an infinite bus. As the alternator powers the bus with 100 kW, the angle between the induced voltage and the terminal voltage is 8= 25,09 °. Find the following for this alternator with neglected losses. A) The torque applied to the shaft of the alternator b) The induced voltage in the alternator c) The active and reactive components of the apparent power d) The power coefficient e) The rotation speed of the alternator.

2. The synchronous reactance of a three-phase, star connected, 380 V, 50 Hz, cylindrical alternator with 2 poles is X, = 1.5 0/ phase. This alternator is connected to an infinite bus. As the alternator powers the bus with 100 kW, the angle between the induced voltage and the terminal voltage is 8= 25,09 °. Find the following for this alternator with neglected losses. A) The torque applied to the shaft of the alternator b) The induced voltage in the alternator c) The active and reactive components of the apparent power d) The power coefficient e) The rotation speed of the alternator.

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 11.19P

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