Kust do l18 11.8 The synchronous generator in Figure 11.4 delivers 0.8 per-unit real power at 1.05 per-unit terminal voltage. Determine: (a) the reactive power output of the generator; (b) the generator internal voltage; and (c) an equation for the electrical power delivered by the generator versus power angle 8. 11.9 The generator in Figure 11.4 is initially operating in the steady-state con- dition given in Problem 11.8 when a three-phase-to-ground bolted short circuit occurs at bus 3. Determine an equation for the electrical power delivered by the generator versus power angle & during the fault. FIGURE 11.4 2 Single-line diagram for Example 11.3 B12 B21 X12 = 0.20 G XR = 0.10 811 X = 0.30 3 Veus 10 B22 F X13 = 0.10 X23 0.20 813

Kust do l18 11.8 The synchronous generator in Figure 11.4 delivers 0.8 per-unit real power at 1.05 per-unit terminal voltage. Determine: (a) the reactive power output of the generator; (b) the generator internal voltage; and (c) an equation for the electrical power delivered by the generator versus power angle 8. 11.9 The generator in Figure 11.4 is initially operating in the steady-state con- dition given in Problem 11.8 when a three-phase-to-ground bolted short circuit occurs at bus 3. Determine an equation for the electrical power delivered by the generator versus power angle & during the fault. FIGURE 11.4 2 Single-line diagram for Example 11.3 B12 B21 X12 = 0.20 G XR = 0.10 811 X = 0.30 3 Veus 10 B22 F X13 = 0.10 X23 0.20 813

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 7.3MCQ: The amplitude of the sinusoidal symmetrical ac component of the three-phase short-circuit current of...

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