Power System Analysis and Design (MindTap Course List)
6th Edition
ISBN: 9781305632134
Author: J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher: Cengage Learning
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Question
Chapter 4, Problem 4.30MCQ
To determine
Whether the given statement is true or not.
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Please answer Problem 2 ONLY in detailed solution.
Please provide a detailed solution.
Example 4.3
The line in Example 4.2 is replaced by two ACSR 636, 000-cmil, 24/7 Rook
conductors which have the same total cross-sectional area of aluminum as one
Bittern conductor. The line spacing as measured from the center of the bundle is
the same as before and is shown in Figure 4.20.
a
b
0,0
0,0
0,0
+18"+
-D12 = 35'-
-D23 = 35'
-D13 = 70-
35'
Chapter 4 Solutions
Power System Analysis and Design (MindTap Course List)
Ch. 4 - ACSR stands for Aluminum-clad steel conductor...Ch. 4 - Overhead transmission-line conductors are bare...Ch. 4 - Alumoweld is an aluminum-clad steel conductor....Ch. 4 - EHV lines often have more than one conductor per...Ch. 4 - Shield wires located above the phase conductors...Ch. 4 - Conductor spacings, types, and sizes do have an...Ch. 4 - A circle with diameter Din.=1000Dmil=dmil has an...Ch. 4 - An ac resistance is higher than a dc resistance....Ch. 4 - Prob. 4.9MCQCh. 4 - Transmission line conductance is usually neglected...
Ch. 4 - Prob. 4.11MCQCh. 4 - Prob. 4.12MCQCh. 4 - For a single-phase, two-wire line consisting of...Ch. 4 - For a three-phase three-wire line consisting of...Ch. 4 - For a balanced three-phase positive-sequence...Ch. 4 - A stranded conductor is an example of a composite...Ch. 4 - lnAk=lnAk True FalseCh. 4 - Prob. 4.18MCQCh. 4 - Expand 6k=13m=12Dkm.Ch. 4 - Prob. 4.20MCQCh. 4 - For a single-phase two-conductor line with...Ch. 4 - In a three-phase line, in order to avoid unequal...Ch. 4 - For a completely transposed three-phase line...Ch. 4 - Prob. 4.24MCQCh. 4 - Does bundling reduce the series reactance of the...Ch. 4 - Does r=e14r=0.788r, which comes in calculation of...Ch. 4 - In terms of line-to-line capacitance, the...Ch. 4 - For either single-phase two-wire line or balanced...Ch. 4 - Prob. 4.29MCQCh. 4 - Prob. 4.30MCQCh. 4 - Prob. 4.31MCQCh. 4 - Prob. 4.32MCQCh. 4 - Prob. 4.33MCQCh. 4 - Prob. 4.34MCQCh. 4 - The affect of the earth plane is to slightly...Ch. 4 - When the electric field strength at a conductor...Ch. 4 - Prob. 4.37MCQCh. 4 - Prob. 4.38MCQCh. 4 - Considering two parallel three-phase circuits that...Ch. 4 - The Aluminum Electrical Conductor Handbook lists a...Ch. 4 - The temperature dependence of resistance is also...Ch. 4 - A transmission-line cable with a length of 2 km...Ch. 4 - One thousand circular mils or 1 kcmil is sometimes...Ch. 4 - A 60-Hz, 765-kV, three-phase overhead transmission...Ch. 4 - A three-phase overhead transmission line is...Ch. 4 - If the per-phase line loss in a 70-km-long...Ch. 4 - A 60-Hz, single-phase two-wire overhead line has...Ch. 4 - Prob. 4.9PCh. 4 - A 60-Hz, three-phase three-wire overhead line has...Ch. 4 - Prob. 4.11PCh. 4 - Find the inductive reactance per mile of a...Ch. 4 - A single-phase overhead transmission line consists...Ch. 4 - Prob. 4.14PCh. 4 - Find the GMR of a stranded conductor consisting of...Ch. 4 - Prob. 4.16PCh. 4 - Determine the GMR of each of the unconventional...Ch. 4 - A 230-kV, 60-Hz, three-phase completely transposed...Ch. 4 - Prob. 4.19PCh. 4 - Calculate the inductive reactance in /km of a...Ch. 4 - Rework Problem 4.20 if the bundled line has (a)...Ch. 4 - Prob. 4.22PCh. 4 - Prob. 4.23PCh. 4 - Prob. 4.24PCh. 4 - For the overhead line of configuration shown in...Ch. 4 - Prob. 4.26PCh. 4 - Figure 4.34 shows double-circuit conductors'...Ch. 4 - For the case of double-circuit, bundle-conductor...Ch. 4 - Prob. 4.29PCh. 4 - Figure 4.37 shows the conductor configuration of a...Ch. 4 - Prob. 4.32PCh. 4 - Prob. 4.33PCh. 4 - Prob. 4.34PCh. 4 - Prob. 4.35PCh. 4 - Prob. 4.36PCh. 4 - Prob. 4.38PCh. 4 - Calculate the capacitance-to-neutral in F/m and...Ch. 4 - Prob. 4.40PCh. 4 - Prob. 4.41PCh. 4 - Prob. 4.42PCh. 4 - Three ACSR Drake conductors are used for a...Ch. 4 - Consider the line of Problem 4.25. Calculate the...Ch. 4 - Prob. 4.45PCh. 4 - Prob. 4.46PCh. 4 - Prob. 4.47PCh. 4 - The capacitance of a single-circuit, three-phase...Ch. 4 - Prob. 4.49PCh. 4 - Prob. 4.50PCh. 4 - Prob. 4.51PCh. 4 - Approximately how many physical transmission...Ch. 4 - Prob. BCSQCh. 4 - Prob. CCSQCh. 4 - Prob. DCSQ
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Similar questions
- A stranded conductor is an example of a composite conductor. True Falsearrow_forwardFor a three-phase three-wire line consisting of three solid cylindrical conductors each with radius r and with equal phase spacing D between any two conductors, the inductance in H/m per phase is given by 2107ln(Dr)4107ln(Dr)6107ln(Dr) where r=e14r=0.778rarrow_forwardA 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.arrow_forward
- Shield wires located above the phase conductors protect the phase conductors against lightning. True Falsearrow_forwardThree Conductors of a 3-phase line are arranged at the corners of a triangle of sides 20, 10, and 18 meters. The diameter of each line conductor is 1 cm. Calculate the Capacitance per phase per km (C1) for this arrangement. Calculate Capacitance per phase per km(C2) if the spacing between the conductors are reduced by 1/4th of given spacing. NOTE -- an Capacitance inuF per Phase per Km for Arrangement 1 (C1) Capacitance in µF per phase per km for Arrangement 2 (C2)arrow_forwardProblem 1. 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. Conductor diameter is 0.5 in. Calculate the positive- sequence inductance in H/m and the positive-sequence inductive reactance in 2 /km.arrow_forward
- 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 marrow_forwardThe geometric mean radius of a conductor, having four equal strands with each strand of radius 'r', as shown in the figure below, is rarrow_forwardA single core lead covered cable is to be designed for 68 kV(peak value) toearth. Its conductor diameter is 2 cm and its three insulating materials havepermittivities of 5, 4 and 3 respectively with the corresponding maximumsafe working stress of 38 kV/cm (r.m.s), 26 kV/cm (r.m.s) and 20 kV/cm(r.m.s) respectively. Find the minimum diameter of lead sheath.arrow_forward
- 1. A Single-phase, two-wire overhead line has solid cylindrical copper conductors with 2.4 cm diameter. The conductors are arranged in a horizontal configuration with 3 m spacing. Calculate the inductance of each conductor due to both internal and external flux linkages in mH/km. (arrow_forwardDo hand written if possible..plzarrow_forward51) Find the approximate inductive reactance of a three-phase bundled conductor line with 2 conductors per phase with spacing of 40 cm. Phase to phase separation is 7 m in horizontal configuration. All conductors are ACSR with diameter of 3.5 cm. Assume f = 50 Hz. A. 0.3 2/km* B. 0.4 0/km C. 0.5 02/km D. 0.6 0/kmarrow_forward
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