- A One-line diagram of a part of a three-phase power system is given below: The equipment ratings are as follows: G line LOAD ΔΥ G: 75 MVA, 13 kV, X= 0.12 p.u. T: Three-phase bank of three single-phase transformers each rated 30 MVA, 132.7905 kV /11 kV with X= 0.15 p.. Line: X= 400 Ohms Load: Wye connected with 900 +j360 Ohms in each phase. Using Share 100 MVA and Mossel 11 kV for the generator side of the system, determine per unit impedances of all the components and draw the impedance diagram of the given system.

- A One-line diagram of a part of a three-phase power system is given below: The equipment ratings are as follows: G line LOAD ΔΥ G: 75 MVA, 13 kV, X= 0.12 p.u. T: Three-phase bank of three single-phase transformers each rated 30 MVA, 132.7905 kV /11 kV with X= 0.15 p.. Line: X= 400 Ohms Load: Wye connected with 900 +j360 Ohms in each phase. Using Share 100 MVA and Mossel 11 kV for the generator side of the system, determine per unit impedances of all the components and draw the impedance diagram of the given system.

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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