A 3-phase, 50 Hz, overhead line has conductors placed in a horizontal plane as shown in the figurebelow. Conductor diameter is 2 cm. If the line length is 150 km, calculate the inductance, capacitance perphase of the line assuming complete transposition.a20 cmb20 cm

To calculate inductance (L) and capacitance (C) per phase for a 3-phase transposed overhead…

Answered: A 3-phase, 50 Hz, overhead line has…

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 4.31MCQ

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Similar questions

The affect of the earth plane is to slightly increase the capacitance, and as the line height increases, the effect of earth becomes negligible. True False
A single-phase overhead transmission line consists of two solid aluminum conductors having a radius of 3 cm with a spacing 3.5 m between centers. (a) Determine the total line inductance in mH/m. (b) Given the operating frequency to be 60 Hz, find the total inductive reactance of the line in /km and in/mi. (c) If the spacing is doubled to 7 m, how does the reactance change?
Does r=e14r=0.788r, which comes in calculation of inductance, play a role in capacitance computations? Yes No
A 60-Hz, three-phase three-wire overhead line has solid cylindrical conductors arranged in the form of an equilateral triangle with 4-ft conductor spacing. The conductor diameter is 0.5 in. Calculate the positive-sequence inductance in Wm and the positive-sequence inductive reactance in /km.
A 230-kV, 60-Hz, three-phase completely transposed overhead line has one ACSR 954 kcmil conductor per phase and flat horizontal phase spacing, with 7 m between adjacent conductors Determine the inductance in H/m and the inductive reactance in /km.
Consider the 500 kV, three phase bundled conductor line as shown in the figure below. Find the line to neutral capacitance. 0.5 m 30 mm (0) (O to Ine 15 m 15 m
Please provide Handwritten answer
Subject Power Transmission line and Distribution.
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Q1: a) Discuss the effect of earth on the capacitance of a line : b) Derive in expression for the capacitance to neutral per phase per Km of a single phase overhead transmission line, taking into account the effect of earth. c) Derive in expression for the capacitance to neutral per phase per Km of a 3- phase overhead transmission line when conductors are of equilateral spacing.
A 3-phase 50 km long single circuit 66 kV transposed overhead line has horizontal spacing with3 m between adjacent-conductors and 6 m between outer conductors. The conductor diameter is2 cm. Find the Inductance per phase. [61.85 mh]
3-phase double circuit line has its conductors at the vertices of a regular hexagon with side3.5 m. The diameter of each conductor is 2 cm. Find the inductance per phase per km.[0.596 mh]

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