2. A three-phase 60-hz transmission line has its conductors arranged in a triangular formation
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- 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?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 False2.5 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]
- A double-circuit its capacitance to neutral per mile. line is shown below. The conductor radius is 0.0452 ft. Determine 16' 16' a b 22' c' b' a'Each line of a 3-phase system given in figure is suspended by a string of 5 identical disks and the ratio of C1/C=0.1 (Shunt capacitance per self-capacitance) is given. If the string is connected to line of voltage 33kV. a) What is the voltage distribution over the unit of string and what is the string efficiency? b) When the string is supplied by a Guard Ring and this lead to add a two air capacitance of value 0.2C, 0.1C respectively to the nearest to the conductor. Find the new voltage distribution and the new efficiency.A Three-phase transposed line is composed of one conductor per phase with flat horizontal spacing of D = 14 meters, as shown in the below figure. The conductors have a diameter of 2.6 cm and a GMR of 1.012 cm. Find the capacitance per phase per kilometer of the line. a C D D 2D Select one: O a 0.0088 microF/Km Ob. 0.0077 microF/Km Oc 1.455 microF/Km Od. None of these
- In nominal-T method of medium transmission line what is the assumption about the capacitanceQ1: 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 three-phase 60-Hz transmission line has its conductors arranged in a triangular formationso that two of the distances between conductors are 25 ft. and the third distance is 42 ft.The conductors are ACSR Osprey. Determine the inductance and inductive reactance perphase per mile.
- Solve this math : A three-phase 60-hz transmission line has its conductors arranged in a triangular formation so that two of the distances between conductors are 20ft and the third is 40 ft. The conductors are ACSR Rook. Determine the capacitance to neutral in microfarads per mile and the capacitive reactance to neutral in ohm-miles. If the line is 115 mi long, find the capacitance to neutral and capacitive reactance of the line. Note: In the below i have added similer type of math and its ans.In the above math, there is just changes of values and Main Change is ACSR ROOK which is given to then question and in the below question which is solved it was ask ACSR Parakeet. So notice that. Follow This Book for help"POWER SYSTEM ANALYSISAND DESIGN;FIFTH EDITION, SI;J. DUNCAN GLOVER" Now solve the math according to the given way solve the math. "A three-phase 60-hz transmission line has its conductors arranged in a triangular formation so that two of the distances between conductors are 25…Find the inductive reactance per mile of a single-phase line operating at 50 Hz. The conductor has a GMR of D, 0.0217 ft, and spacing GMD is 15 ft between centers. O 0.41 O 0.66 O 0.79 O 0.49One 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 Explaination