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Problem 4 (10 points) A three-phase, 60 Hz, completely transposed overhead transmission line has one Redwing...
Problem 2 (10 points) A bundled 60 Hz three-phase line has three conductors per bundle. The...
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...
A 60-Hz three-phase, three-wire overhead line has solid cylindrical conductors arranged in the fo...
Please show all the steps
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 a) Calculate the positive-sequence inductance in H/m and the positive-sequence inductive reactance in 2/km. b) Calculate the capacitance-to-neutral in F/m and the admittance-to-neutral in S/km for the three-phase line stated above. Neglect the effect of the earth plane. c) Rework b) if the phase spacing is i)...
Question: A three-phase, 60-Hz, completely transposed transmission line has a length of 100-km and has a...
Question: A three-phase, 60-Hz, completely transposed transmission line has a length of 100-km and has a series impedance per phase of (0.25+j0.85) ohms/mile and shunt admittance of 5.0*10^-5 Siemens/mile. The transmission line delivers 150 MW at 0.85 lagging power factor to a load connnected to its receiving end. The line-to-line voltage at the receiving end is 138-kV. Note: The Medium Length Line method should be used since it is used for distances between 50 miles to 150 miles. Determine the...
A 3-phase, 60-Hz transmission line consisting of one ACSR Bluejay conductor per phase has a spacing...
A 3-phase, 60-Hz transmission line consisting of one ACSR Bluejay conductor per phase has a spacing of 9 m between conductors. The transmission line is 100 miles long and delivers 40 MW at 220 kV with a 0.9 pf lagging. Determine Voltage, current, and power factor at the sending end Voltage regulation and efficiency
I need problem 3 done. Problem 3 explains how to redo problem 2. 2. (84.6) A...
I
need problem 3 done. Problem 3 explains how to redo problem
2.
2. (84.6) A 230-kV, 60-Hz, three-phase completely transposed overhead line has one ACSR 954-kcmil conductor per phase and flat horizontal phase spacing, with 8 m between adjacent conductors. Determine the inductance in H/m and the inductive reactance in S2/km 3. (84.6) Rework Problem 2 if the phase spacing between adjacent conductors is: (a) increased by 10% to 8.8 m, (b) decreased by 10% to 7.2 m. Compare...
4 A three-phase, 765-kV, 50-Hz transposed line is composed of four ACSR 1,510,500, 54/19 Parrot conductors per phas...
4 A three-phase, 765-kV, 50-Hz transposed line is composed of four ACSR 1,510,500, 54/19 Parrot conductors per phase with flat horizontal spacing of 16 m. The conductors have a diameter of 3.8252 cm and a GMR of 1.5453 cm. The bundle spacing is 40 cm. The line is Km long, and for the purpose of this problem, a lossless line is assumed (a) Determine the transmission line surge impedance Zc, phase constant p, wave surge impedance loading SIL, and the...
Problem 3: A three-phase, 60 Hz transmission line is built with an ACSR conductor. The conductor...
Problem 3: A three-phase, 60 Hz transmission line is built with an ACSR conductor. The conductor diameter is 0.68 inch, GMR = 0.023 ft., and AC resistance of 0.342 /mile at 50°C. The conductors are laterally spaced with D= 1.7 m between conductor centers. The line is 50 km long and supplies a 5 MW load. The line to line load voltage is 13.2 kV. [40 points] (a) Find the total impedance of the line. (b) Determine the sending-end voltage,...
Problem 5.11 A three-phase, 60 Hz transmission line with a length of 180 miles consists of...
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 60-Hz three-phase, three-wire overhead line has solid cylindrical conductors arranged in the form of an...
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.
Problem #1 Part I (50 points) Consider the following one-line diagram of a three-phase power system. Assume that the system has the following base quantities: S3 100 MVA, and VbaselL 38 kV at the...
Problem #1 Part I (50 points) Consider the following one-line diagram of a three-phase power system. Assume that the system has the following base quantities: S3 100 MVA, and VbaselL 38 kV at the generator side. The rated line-to-line terminal voltage of the generator (BUS 1) is 38 kV. A single-circuit three-phase transposed overhead line composed by one ACSR Partridge conductor per phase with vertical configuration. The transmission line length is 50 km and the distance between phases a-b, b-c...
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...
Please show all the steps
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 a) Calculate the positive-sequence inductance in H/m and the positive-sequence inductive reactance in 2/km. b) Calculate the capacitance-to-neutral in F/m and the admittance-to-neutral in S/km for the three-phase line stated above. Neglect the effect of the earth plane. c) Rework b) if the phase spacing is i)...
A 3-phase, 60-Hz transmission line consisting of one ACSR Bluejay conductor per phase has a spacing of 9 m between conductors. The transmission line is 100 miles long and delivers 40 MW at 220 kV with a 0.9 pf lagging. Determine Voltage, current, and power factor at the sending end Voltage regulation and efficiency
I
need problem 3 done. Problem 3 explains how to redo problem
2.
2. (84.6) A 230-kV, 60-Hz, three-phase completely transposed overhead line has one ACSR 954-kcmil conductor per phase and flat horizontal phase spacing, with 8 m between adjacent conductors. Determine the inductance in H/m and the inductive reactance in S2/km 3. (84.6) Rework Problem 2 if the phase spacing between adjacent conductors is: (a) increased by 10% to 8.8 m, (b) decreased by 10% to 7.2 m. Compare...
4 A three-phase, 765-kV, 50-Hz transposed line is composed of four ACSR 1,510,500, 54/19 Parrot conductors per phase with flat horizontal spacing of 16 m. The conductors have a diameter of 3.8252 cm and a GMR of 1.5453 cm. The bundle spacing is 40 cm. The line is Km long, and for the purpose of this problem, a lossless line is assumed (a) Determine the transmission line surge impedance Zc, phase constant p, wave surge impedance loading SIL, and the...
Problem 3: A three-phase, 60 Hz transmission line is built with an ACSR conductor. The conductor diameter is 0.68 inch, GMR = 0.023 ft., and AC resistance of 0.342 /mile at 50°C. The conductors are laterally spaced with D= 1.7 m between conductor centers. The line is 50 km long and supplies a 5 MW load. The line to line load voltage is 13.2 kV. [40 points] (a) Find the total impedance of the line. (b) Determine the sending-end voltage,...
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....
Problem #1 Part I (50 points) Consider the following one-line diagram of a three-phase power system. Assume that the system has the following base quantities: S3 100 MVA, and VbaselL 38 kV at the generator side. The rated line-to-line terminal voltage of the generator (BUS 1) is 38 kV. A single-circuit three-phase transposed overhead line composed by one ACSR Partridge conductor per phase with vertical configuration. The transmission line length is 50 km and the distance between phases a-b, b-c...
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