Consider the three-phase system given in Figure Q1. The parameters of the system are: Generator phase voltages: Vp1 = 22020° V, Vp2 2202120° V, Vp3 = 2202240° V %3D Unbalanced load: Z1 = 4020° N, Z12 = 302-60° N, Z13 = 2045°N Transmission line impedances are neglected in this example. Z12 Vp3 Vp2 Z13 L2 lea L3 Determine: а) Line voltages on the load end. b) Phase currents on the load end. c) Line currents in transmission lines.

Consider the three-phase system given in Figure Q1. The parameters of the system are: Generator phase voltages: Vp1 = 22020° V, Vp2 2202120° V, Vp3 = 2202240° V %3D Unbalanced load: Z1 = 4020° N, Z12 = 302-60° N, Z13 = 2045°N Transmission line impedances are neglected in this example. Z12 Vp3 Vp2 Z13 L2 lea L3 Determine: а) Line voltages on the load end. b) Phase currents on the load end. c) Line currents in transmission lines.

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

Chapter3: Power Transformers

Section: Chapter Questions

Problem 3.25P: Consider a single-phase electric system shown in Figure 3.33. Transformers are rated as follows:...

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