POWER SYSTEM ANALYSIS+DESIGN-EBK >I<
6th Edition
ISBN: 9781337259170
Author: Glover
Publisher: INTER CENG
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Textbook Question
Chapter 5, Problem 5.31P
A 500-kV, 300-km, 6()-Hz, three-phase overhead transmission line, assumed to be lossless, has a series inductance of 0.97 mH/krn per phase and a shunt capacitance of
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g) Why the Capacitance effect is neglected
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In a single-phase transmission line circuit, three 0.25 It consists of a conductor with a radius of cm (a, b, c). The return circuit likewise consists of three parts of the same radius. consists of two conductors (d, e, f). of conductors placement is given. of each conductor Calculate the inductance and the total inductance.
A. A single-phase transmission line is composed of two solid round conductors having aradius of 0.45cm each. If the conductors are spaced 3.5m, calculatea. the value of the inductance per conductorb. the inductance of the lineB. A 15-km, 60Hz, single phase transmission line consists of two solid conductors, eachhaving a diameter of 0.8cm. If the distance between conductors is 1.25m, determine theinductance and reactance of the line.
Chapter 5 Solutions
POWER SYSTEM ANALYSIS+DESIGN-EBK >I<
Ch. 5 - Representing a transmission line by the two-port...Ch. 5 - The maximum power flow for a lossy line is...Ch. 5 - Prob. 5.21MCQCh. 5 - A 30-km, 34.5-kV, 60-Hz, three-phase line has a...Ch. 5 - A 200-km, 230-kV, 60-Hz, three-phase line has a...Ch. 5 - The 100-km, 230-kV, 60-Hz, three-phase line in...Ch. 5 - The 500-kV, 60-Hz, three-phase line in Problems...Ch. 5 - A 40-km, 220-kV, 60-Hz, three-phase overhead...Ch. 5 - A 500-km, 500-kV, 60-Hz, uncompensated three-phase...Ch. 5 - The 500-kV, 60-Hz, three-phase line in Problems...
Ch. 5 - A 350-km, 500-kV, 60-Hz, three-phase uncompensated...Ch. 5 - Rated line voltage is applied to the sending end...Ch. 5 - A 500-kV, 300-km, 6()-Hz, three-phase overhead...Ch. 5 - The following parameters are based on a...Ch. 5 - Consider a long radial line terminated in its...Ch. 5 - For a lossless open-circuited line, express the...Ch. 5 - A three-phase power of 460 MW is transmitted to a...Ch. 5 - Prob. 5.55PCh. 5 - Consider the transmission line of Problem 5.18....Ch. 5 - Given the uncompensated line of Problem 5.18, let...
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- In terms of line-to-line capacitance, the line-to-neutral capacitance of a single-phase transmission line is Same Twice One-halfarrow_forwardThe conductor of a single-phase 60-Hz line is a solid round aluminum wire having a diameter of 0.412 cm. The conductor spacing is 3 m. Determiņe the inductance of the line in millihenrys per mile. How much of the inductance is due to internal flux linkages? Assume skin effect is negligible.arrow_forward-2. A 3-phase, 132 KV, 50 Hz, 100 Km, single circuit bundle conductor transmission line as shown in the figure below. If the diameter of each strand is 1 cm, and the conductors are regularly transposed . Determine , the capacitance to neutral per phase per Km. 6 m 5m 0.18 m 14arrow_forward
- For a lossless trabsmisison line, the characteristic impedance is 80 ohm. If the capacitance per unit length is 1.5 mh/m then what will be the inductance per unit length.arrow_forward"In medium transmission line modeling, which of the parameter is considered to be lumped?" Resistance Inductance Capacitance All options are correctarrow_forwardAn 8000 V, 60 Hz, single-phase, transmission line consists of two hard-drawn aluminumconductors with a radius of 2 cm spaced 1.2 m apart. If the transmission line is 30 km longand the temperature of the conductors is 200C,a. What is the series resistance per kilometer of this line?b. What is the series inductance per kilometer of this line?c. What is the shunt capacitance per kilometer of this line?arrow_forward
- One circuit of a single-phase transmission line is composed of three solid 0.5 cm radius wires. The return circuit is composed of two solid 2.5 cm radius wires. The arrangement of conductors is as shown in the following figure. Applying the concept of GMD and GMR, find the inductance of the complete line in mH per km. 5 m 5 m 10 m 5 m Conductor X Conductor Yarrow_forwardOne circuit of a single-phase transmission line is composed of three solid 0.12" radius wires. The return circuit is composed of two 0.15" radius wires. Find the inductance of the complete line in mH/mi. The distance between wires are 40" horizontally and 25" vertically. A. 2.54 mH/mi B. 2.478 mH/mi C. 2.488 mH/mi D. 2.567 mH/mi Provide Clear Explainationarrow_forwardA lossless transmission line has a capacitance per unit length of 90 uF/m (microFarad/meter) and an inductance per unit length of 1 nH/m. The load impedance ZI is purely resistive. Both the load impedance and the generator impedance are 50 ohms. Source voltage amplitude is unknown at this point. Find the characteristic impedance and the propagation velocity for this transmission line!arrow_forward
- Which Transmission Line Parameter is neglected or ignored in most classifications of Transmission Line Equivalent Circuits? A. The Line Inductance B. The Line Resistance C. The Shunt Conductance D. The Shunt Capacitancearrow_forwardA 3-phase, 60 Hz, 125-mile transmission line has a flat horizontal spacing. The conductors have an outside diameter of 3.28 cm and 12 m between conductors. Find the capacitive reactance to neutral of the line.arrow_forward4.13 A single-phase overhead transmission line consists of two solid alumi- num 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 Q/km and in Q/mi. (c) If the spacing is doubled to 7 m, how does the reactance change?arrow_forward
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