QUESTION 2 [15 marks] Assume a long transmission line depicted on figure 2 is operated on no-load condition. If bc1 = bc2 91 92 and bc1 = 292, a. give expressions for sending end voltage and any six currents that could possibly flow in the network b. sketch a labelled phasor diagram to relate the condition of the line χ bc2 92 bc1 91 Vs figure 2 QUESTION 3 [15 marks] A 50Hz, overhead single-phase, short transmission line delivers 880 + j660 kVA at 33kV. Assume a total line impedance per phase of 18.03 < 56.30 and : a. sending end voltage b. sending end power and power factor angle c. transmission efficiency d. Compute the load impedance, line inductance and capacitance

QUESTION 2 [15 marks] Assume a long transmission line depicted on figure 2 is operated on no-load condition. If bc1 = bc2 91 92 and bc1 = 292, a. give expressions for sending end voltage and any six currents that could possibly flow in the network b. sketch a labelled phasor diagram to relate the condition of the line χ bc2 92 bc1 91 Vs figure 2 QUESTION 3 [15 marks] A 50Hz, overhead single-phase, short transmission line delivers 880 + j660 kVA at 33kV. Assume a total line impedance per phase of 18.03 < 56.30 and : a. sending end voltage b. sending end power and power factor angle c. transmission efficiency d. Compute the load impedance, line inductance and capacitance

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

Chapter4: Transmission Line Parameters

Section: Chapter Questions

Problem 4.2MCQ: Overhead transmission-line conductors are bare with no insulating cover. (a) True (b) False

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Subject Power Transmission line and Distribution.