A 60-Hz three-phase, three-wire overhead line has solid cylindrical conductors arranged in the fo...
A 60-Hz three-phase, three-wire overhead line has solid cylindrical conductors arranged in the form of an equilateral triangle with 1 m conductor spacing. Conductor diameter is 1.0 cm. Calculate the line inductance in H/m per conductor and the line inductive reactance in Ω/km per conductor.
A 50 Hz, 3 phase, 3 wire overhead line has solid cylindrical conductors arranged in the form of an equilateral triangle with 1.22 m conductor spacing. Conductor diameter is 12.7 mm. Calculate the positive sequence inductance and reactance. (1.102 mH/km, 0.346 12/km)
Homework 24: Use the ALCOA conductor table from Glover, Sarma, Power System Analysis and Design, for this assignment A 12 kV 60 Hz three-phase three-wire overhead line has Drake ACSR conductors spaced 4 ft apart in an equilateral triangle. It is operating at 50 degrees C. a. Calculate resistance (0.1288 ohms/mile) of one phase of the line b. Calculate series inductance of the line (0.93 uH/m) c. Calculate shunt capacitance of the line. (12.47 pF/m) The line is 20 km...
Q.1 (8 marks) A two-wire, single-phase, overhead line has solid cylindrical copper conductors with diameter 1.4 cm. The conductors are arranged in a horizontal configuration with 0.8 m spacing between phases The ac frequency is 60 Hz. Calculate: Inductance of each conductor due to internal flux linkages only, expressed in [mH/km Inductance of each conductor due to internal and external flux linkages, expressed in [mH/km] The loop inductance and loop inductive reactance of the line, respectively expressed in mH/km] and...
4.1 A 60-Hz single-phase, two-wire overhead line has solid cylindrical copper conductors with 1.5 cm diameter. The conductors are arranged in a horizontal configuration with 0.5 m spacing. Calculate in mH/km (a) The inductance of each conductor due to internal flux linkages only; (b) The inductance of each conductor due to both internal and external flux linkages; (c) The total inductance of the line. (40 Points) F.A. (a) Lint = 0.05 mh per conductor km (b) Ly = Ly per...
Problem 2 (10 points) A bundled 60 Hz three-phase line has three conductors per bundle. The conductors of the bundle have equal spacing of 45 cm. The spacing between bundle centers of the three phase line is 10,. 10 and 20 m. It is also known that the radius of each conductor is 0.015 m. The equation for calculating the per phase capacitance to neutral is given as: C.D In(?) DA sC Calculate: (1) the D, in the equation (5...
Problem 4 (10 points) A three-phase, 60 Hz, completely transposed overhead transmission line has one Redwing ACSR conductor per phase. The conductors are oriented in a flat, horizontal configuration with 5 meter spacings between A and B, 5 meter spacing between B and C, and 10 meters between A and C. What is the inductive reactance for a 10 mile length of this transmission line? Problem 5 (10 points) a.) Calculate the capacitance-to-neutral (F/m) for the transmission line of problem...
A three-phase, 50Hz, 50 km transmission line uses 3 conductor bundle conductors per phase. The diameter of each conductor in a bundle is 10 mm and the conductors are placed at the vertices of an equilateral triangle with a side length of 20 cm. The three phase bundles are horizontally placed with a distance between phase A and phase B as 1.2 m and phase B and phase C as 1m. The three phase lines are completely transposed. Calculate the...
Problem 5.11 A three-phase, 60 Hz transmission line with a length of 180 miles consists of three Cardinal conductors per bundle with equilateral spacing of 35 cm between conductors. The bundles are arranged vertically with spacing between centers, as sketched in Figure 5.94 (x = 5 m, y = 6.5 m). A 500 kV network supplies the line. The supply short circuit current is 22 kA. (a) Determine the total resistance, inductive reactance, and capacitive admittance of the transmission line....
a) A 3 phase transmission line is arranged in a horizontal plane with a spacing of 2.5m. Diameter of conductor is 2 cm. Find the Inductance/phase/m. b) If the same transmission line is rearranged at the edges of an equilateral triangle so that the inductance remains the same, find the sides of the equilateral triangle. c) If the length of transmission line for the above equilateral triangle arrangement is 120km, Voltage is 33kV at 50HZ. Find the charging current per...