A 3-phase line has a resistance of 9 Ω/phase and a reactance of 23 Ω/phase. The...

A 3-phase line has a resistance of 9 Ω/phase and a reactance of 23 Ω/phase. The load at the receiving

end is 130 MW at 0.8 p. f. lagging. Find the capacity of the synchronous condenser required to

be connected at the receiving end to maintain the voltage at both ends of the transmission line at

132 KV.

Expert Solution

In the question it is asked to determine the value of the synchronous condenser required to be connected at the receiving end to maintain the voltage at both ends of the transmission line at 132 KV. The solution for the given problem is provided below

Manojponduru answered 1 year ago

345 kV, 50 Hz, 3-phase transmission line is 100 km long. The resistance is 0.048 Ω/km...

345 kV, 50 Hz, 3-phase transmission line is 100 km long. The resistance is 0.048 Ω/km and the inductance is 1,24 mH/km. The shunt capacitance is 0.0174 μF/km. The receiving end load is 216 MW with 0.8 power factor lagging at 325 kV. (a) Compute ABCD parameters using π equivalent circuit (b) Sending end voltage VS, (c) Sending end current IS, (d) Efficiency

A three-phase line has an impedance of 1 + j2 Ω per phase. The line feeds...

A three-phase line has an impedance of 1 + j2 Ω per phase. The line feeds two balanced three-phase loads that are connected in parallel. The first load is Y-connected and has an impedance of 20+j40 Ω per phase. The second load is ∆-connected and has an impedance of 30-j60 Ω per phase. The line-to-line voltage at the load end of the line is 415V. Taking the phase voltage Va as reference, determine: a) The total current per phase from...

A three-phase line has an impedance of 1 + j3 Ω per phase. The line feeds...

A three-phase line has an impedance of 1 + j3 Ω per phase. The line feeds a balanced delta-connected load, which absorbs a total complex power of 12 + j5 kVA. The line voltage at the load end has a magnitude of 300 V. Calculate the magnitude of the line voltage at the source end.The magnitude of the line voltage at the source end is ____ V.

1. A three-phase overhead line 200 km long has resistance= 0.16 Ω/km an conductor diameter of...

1. A three-phase overhead line 200 km long has resistance= 0.16 Ω/km an conductor diameter of 2 cm with spacing of 4 m. Find: (a) the ABCD constants (b) the Vs and Is. When the line is delivering full load of 50 MW at 132 kV and 0.8 lagging pf, (c) efficiency of transmission line. 2. A three-phase voltage of 11 kV is applied to a line having R = 10 Ω and X = 12 Ω per conductor. At...

A. If an RLC circuit with a resistance of 450 Ω is in resonance, the phase...

A. If an RLC circuit with a resistance of 450 Ω is in resonance, the phase angle of the circuit is (1) positive, (2) zero, (3) negative. B. A circuit has an inductive reactance of 280 Ω at 60 Hz. What value of capacitance would set this circuit into resonance ? C. What is the inductance value ? D. If the inductance doubles from the value in part (C) what is the circuit's phase angle now ?

(a) A steel power transmission line has a resistance of 0.0430 Ω/km. What is its mass...

(a) A steel power transmission line has a resistance of 0.0430 Ω/km. What is its mass per kilometer (in kg/km)? (Assume the density of steel is 7.8 ✕ 103 kg/m3.) ________ kg/km (b) What is the mass per kilometer (in kg/km) of an iron line having the same resistance? (Assume the density of iron is 7.8 ✕ 103 kg/m3.) _______ kg/km

3. A lossless 60 Ω line is terminated by a (60 + j60) Ω load. (a)...

3. A lossless 60 Ω line is terminated by a (60 + j60) Ω load. (a) Find Γ and VSWR. (b) If Zin = 120 - j60 Ω, how far (in terms of wavelengths) is the load from the generator? (c) What fraction of the voltage is reflected? (d) What fraction of the current is reflected? Solve by using smith charts

In a production line, 1000 Ω resistors with 10% tolerance are produced. Resistance value X is...

In a production line, 1000 Ω resistors with 10% tolerance are produced. Resistance value X is the gauss random variable with an expected value of 1000 and 2500 variations. Find the probability that a randomly selected resistance will be outside acceptable limits.

a) A light bulb has a resistance of 5.0 Ω and a current of 0.4 A...

a) A light bulb has a resistance of 5.0 Ω and a current of 0.4 A when it is connected to a voltage. At what voltage is it operating? (Express your answer to two significant figures.) b) A piece of copper wire is 1.00 m long and has a diameter of 2.00 mm. Copper has a resistivity of 1.725⋅10−8Ω1.725⋅10−8Ω Calculate the resistance of this piece of copper wire. (Express your answer to three significant figures.)

660 mH inductor has a reactance of 490 Ω and a frequency of 120 Hz. At what frequency would a 0.49 μF capacitor have the same reactance?

Question