Q2/ The transfer reactances between a generator and an infinite bus bar operating at 200kV under various conditions on the interconnector are:Pre fault: 150 per phaseDuring fault: 400 2 per phaseراح قولت بعد ذره خارقون Postfault: 200 2 per phaseIf the fault is cleared when the rotor has advanced 60 degree electrical from its pre-faultposition. Determine the maximum load that could be transferred without loss of stability.Sm=?

Given parameters are pre fault=150ohm per phaseDuring fault=400ohm per phase.Post fault=200ohm per…

Postfault: 200 Q per phase Jaz If the fault is cleared when the rotor has advanced 60 degree electrical from its pre-fault position. Determine the maximum load that could be transferred without loss of stability. Sm=?

Postfault: 200 Q per phase Jaz If the fault is cleared when the rotor has advanced 60 degree electrical from its pre-fault position. Determine the maximum load that could be transferred without loss of stability. Sm=?

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

Chapter7: Symmetrical Faults

Section: Chapter Questions

Problem 7.10P

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Question

Q2/ The transfer reactances between a generator and an infinite bus bar operating at 200
kV under various conditions on the interconnector are:
Pre fault: 150 per phase
During fault: 400 2 per phase
راح قولت بعد ذره خارقون Postfault: 200 2 per phase
If the fault is cleared when the rotor has advanced 60 degree electrical from its pre-fault
position. Determine the maximum load that could be transferred without loss of stability.
Sm=?

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Step 1: Given parameters are pre fault, during fault,post fault

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Step 2: The transient stability limit equation.calculate Xd and Xeq for conditions.

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Step 3: Calculate the equivalent reactance at this point using linear interpolation., transient stability

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