4. A 60-Hz, double circuit, 30-mile, three-phase line, each vertically spaced 3 meters between adjacent conductors are spaced 10 meters apart. If the conductor is 2-366.4 MCM, 30/7, calculate the following when the line is transposed: a. The total resistance of the line at 60° C. b. C. The total inductive reactance of the line. The charging current at 230-KV line voltage. nu Rea

4. A 60-Hz, double circuit, 30-mile, three-phase line, each vertically spaced 3 meters between adjacent conductors are spaced 10 meters apart. If the conductor is 2-366.4 MCM, 30/7, calculate the following when the line is transposed: a. The total resistance of the line at 60° C. b. C. The total inductive reactance of the line. The charging current at 230-KV line voltage. nu Rea

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 4.4P: One thousand circular mils or 1 kcmil is sometimes designated by the abbreviation MCM75C. Data for...

See similar textbooks

Question

draw

4.
A 60-Hz, double circuit, 30-mile, three-phase line, each vertically
spaced 3 meters between adjacent conductors are spaced 10
meters apart. If the conductor is 2-366.4 MCM, 30/7, calculate
the following when the line is transposed:
a. The total resistance of the line at 60° C.
b.
C.
The total inductive reactance of the line.
The charging current at 230-KV line voltage.
nu
Rea

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step by step

Solved in 2 steps with 5 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

Please provide Handwritten answer
12. There are 6 conductors in a double circuit line. Each conductor has a radius of 12 mm. The 6conductors are arranged horizontally. The center to center distance between the conductor is 2m. The sequence of conductors are from left to right as follows: a,b.c,a', b', c'. Calculate the inductance per km per phase of system. the a' 2 m 2 m 2 m 2 m 2 m
The number of disc insulators used in a suspension insulator setup with string efficiency 80 %, phase voltage 33 kV, and the voltage across insulator nearest to conductor 11 kV is .......................... Complete the answer.
In an overhead line, there are three units in the string of insulators having line voltage of 33kV. If the shunt capacitance between each insulator pin and earth is 0.11 times than self-capacitance of each insulator, (i) Calculate the distribution of voltage over 3 insulators. (ii) Explain to how to make uniform voltages
A three phase, 11 KV, underground cable system, consider a single core of conductor radius 0.5 cm diameter and lead sheath of 1.25 cm. The core and lead sheath have been separated by two intersheaths with radius 0.75 cm and 1 cm. Draw the cable core, dielectric and intersheath layers showing the thickness of each layer, then determine the voltages on the both intersheaths. Suppose the maximum stress on the layers are the same.
2.5 A 3-phase single circuit bundled conductor line with two sub-conductors per phase has horizontal spacing with 6.1 m between the centre lines of adjacent phases. The distance between the sub- conductors of each phase is 30.5 cm and each sub-conductor has a diameter of 2.54 cm. Find the inductance per phase per km. [0.988 mH]
Consider a three-core, three-phase, 50 Hz, 11 kV cable whose conductors are denoted as R, Y and B in the figure. The inter-phase capacitance (C₁) between each pair of conductors is 0.2 µF and the capacitance between each line conductor and the sheath is 0.4 µF. The per-phase charging current is C₂ HE C₁ ,C₁ Outer Sheath
(b) A 3-phase, 50 Hz, 132 kV overhead line of length 150 km has conductors placed in ahorizontal plane. The diameter of the conductors is 20 mm and assume completetransposition arrangement is applied. (i) Analyse the charging current per phase when the conductors spacing are set at 4 m (ii) Investigate the range of conductor spacing that should be chosen in order to reducethe magnitude of the charging current per phase in Q2 (b)(i) by 5% or more.
I need the answer as soon as possible
Question 1: The spacing for a 3-phase horizontally spaced line operating at 50 Hz, 132 kV, is 1.6 m between adjacent conductors. The diameter of each conductor is 0.8 cm. Determine the capacitance to neutral for the lines, and also the line charging current. Question 2:
Three conductors of a 3-phase overhead line are arranged in a horizontal plane 6 m apart. The diameter of each conductor is 1·24 cm. Find the capacitance of each conductor to neutral per 100 km of the line.
In a string of suspension insulator with three units, the line unit has 20kV and k=0.35. The voltage across tower unit is........ and across middle unit is.......