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2-14. A 13.8-kV, single-phase generator supplies power to a load through a transmission line. The load's impedance is Zload = 500 36.87°, and the transmission line's im- pedance is Zine = 60 < 60°. VG = 13.8L 0° kV VG = 13.820 kV 1:10 T₁ 60 L 60°02 Zline (a) 60L 60°02 Zline 10:1 T₂ 500L 36.87°2 Zload 500L 36.87°2 FIGURE P2-3 Circuits for Problem 2-14: (a) without transformers and (b) with transformers. Zload (a) If the generator is directly connected to the load (Figure P2-3a), what is the ra- tio of the load voltage to the generated voltage? What are the transmission losses of the system? (b) What percentage of the power supplied by the source reaches the load (what is the efficiency of the transmission system)?

2-14. A 13.8-kV, single-phase generator supplies power to a load through a transmission line. The load's impedance is Zload = 500 36.87°, and the transmission line's im- pedance is Zine = 60 < 60°. VG = 13.8L 0° kV VG = 13.820 kV 1:10 T₁ 60 L 60°02 Zline (a) 60L 60°02 Zline 10:1 T₂ 500L 36.87°2 Zload 500L 36.87°2 FIGURE P2-3 Circuits for Problem 2-14: (a) without transformers and (b) with transformers. Zload (a) If the generator is directly connected to the load (Figure P2-3a), what is the ra- tio of the load voltage to the generated voltage? What are the transmission losses of the system? (b) What percentage of the power supplied by the source reaches the load (what is the efficiency of the transmission system)?

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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Solve both a) and b) with all the steps and correct details

2-14. A 13.8-kV, single-phase generator supplies power to a load through a transmission line. The load's impedance is Zload = 500 36.87°, and the transmission line's im- pedance is Zline = 60 Z60°. [ ) v = 13.8 / 0 kᏙ VG = 13.840° kv 1:10 T₁ 60 L 60°2 Zline 60L 60° Zline (b) 10:1 T₂ 500L 36.87°2 Zload 500L 36.87°2 Zload J FIGURE P2-3 Circuits for Problem 2-14: (a) without transformers and (b) with transformers. (a) If the generator is directly connected to the load (Figure P2-3a), what is the ra- tio of the load voltage to the generated voltage? What are the transmission losses of the system? (b) What percentage of the power supplied by the source reaches the load (what is the efficiency of the transmission system)? 7.1
Transcribed Image Text:2-14. A 13.8-kV, single-phase generator supplies power to a load through a transmission line. The load's impedance is Zload = 500 36.87°, and the transmission line's im- pedance is Zline = 60 Z60°. [ ) v = 13.8 / 0 kᏙ VG = 13.840° kv 1:10 T₁ 60 L 60°2 Zline 60L 60° Zline (b) 10:1 T₂ 500L 36.87°2 Zload 500L 36.87°2 Zload J FIGURE P2-3 Circuits for Problem 2-14: (a) without transformers and (b) with transformers. (a) If the generator is directly connected to the load (Figure P2-3a), what is the ra- tio of the load voltage to the generated voltage? What are the transmission losses of the system? (b) What percentage of the power supplied by the source reaches the load (what is the efficiency of the transmission system)? 7.1
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