A single phase transmission line is delivering 460 kVA load at 12 kV. Its resistance is 7 2 and inductive reactance is 9 2. If the load power factor is 0.8 lagging. Determine the Current through the line Sending end voltage Sending end power factor Regulation of transmission line Efficiency of transmission line
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A: The solution is given below.
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A: NOTE: "Since you have posted a question with multiple sub parts, we will solve first three sub parts…
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A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…
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A: I HAVE EXPLAINED IN DETAIL
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A: Note: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question…
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Q: A single phase transmission line is delivering 490 kVA load at 12 kV. Its resistance is 6 N and…
A: current in transmission line = power delivered to load in KVA voltage in KV. sending end voltage =…
Q: A single phase transmission line is delivering 450 kVA load at 13 kV. Its resistance is 6.5 2 and…
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Q: A single phase transmission line is delivering 470 kVA load at 12 kV. Its resistance is 5 2 and…
A: current in line = KVA deliveredvoltage at receving end. sending end voltage = receiving end voltage…
Q: A single phase transmission line is delivering 450 kVA load at 12 kV. Its resistance is 4.5 0 and…
A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…
Q: A single phase transmission line
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Q: A single phase transmission line is delivering 430 kVA load at 10 kV. Its resistance is 5 Q and…
A: As per Bartleby guidelines we are allowed to solve only three subparts, please ask the rest again.
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A: Dear student as per our guidelines we are supposed to solve only one question in which it should…
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A: The transmission line problem can be solved easily.
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- A three-phase line with an impedance of (0.2+j1.0)/ phase feeds three balanced three-phase loads connected in parallel. Load 1: Absorbs a total of 150 kW and 120 kvar. Load 2: Delta connected with an impedance of (150j48)/phase. Load 3: 120 kVA at 0.6 PF leading. If the line-to-neutral voltage at the load end of the line is 2000 v (rms), determine the magnitude of the line-to-line voltage at the source end of the line.Two balanced three-phase loads that are connected in parallel are fed by a three-phase line having a series impedance of (0.4j2.7) per phase. One of the loads absorbs 560 kVA at 0.707 power factor lagging, and the other 132 kW at unity power factor. The line-to-line voltage at the load end of the line is 2203V. Compute (a) the line-to-line voltage at the source end of the line. (b) the total real and reactive power losses in the three-phase line, and (c) the total three-phase real and reactive power supplied at the sending end of the line. Check that the total three-phase complex power delivered by the source equals the total three-phase comp lex power absorbed by the line and loads.A three-phase line, which has an impedance of (2+j4) per phase, feeds two balanced three-phase loads that are connected in parallel. One of the loads is Y-connected with an impedance of (30+j40) per phase, and the other is -connected with an impedance of (60j45) per phase. The line is energized at the sending end from a 60-Hz, three-phase, balanced voltage source of 1203V (rms. line-to-line). Determine (a) the current, real power. and reactive power delivered by the sending-end source: (b) the line-to-line voltage at the load: (C) the current per phase in each load: and (d) the total three-phase real and reactive powers absorbed by each load and by the line. Check that the total three- phase complex power delivered by the source equals the total three-phase power absorbed by the line and loads.
- A short 3 phase transmission line, connected to a 33kV, 50 Hz generating station at the sending end is required to supply a load of 10Megawatts at 0.8 power factor lagging, 30kV at the receiving end. If the minimum transmission line efficiency is to be limited to 96%, estimate the per phase values of resistance and inductance of the line.A short 3-phase transmission line connected to a 33kV, 50 Hz generating station at the sending end is required to supply a load of 10 MW at 0.8 lagging power factor at 30 kV at the receiving end. If the minimum transmission efficiency is to be limited to 96%, estimate the per phase value of resistance and inductance of the line.A single phase transmission line is delivering 490 kVA load at 14 kV. Its resistance is 6 Ω and inductive reactance is 7 Ω if the load power factor is 0.7 lagging. Determine the: A) Current through the line. B) Sending end voltage. C) Sending end power factor. D) Regulation of transmission line. E) Efficiency of transmission line.
- 470 kVA load at 12 kV. Its resistance is 7 Ω and inductive reactance is 7 Ω if the load power factor is 0.9 lagging. Determine the Current through the line , Sending end voltage , Sending end power factor , Regulation of transmission line , Efficiency of transmission line Note:please do not handwritinge) Alternating Current is preferred over Direct Current in Power System, Why? f) Write the Installed Generation Capacity of Sultanate of Oman with current energy share of Conventional and Non-Conventional Energy Sources. g) Why the Capacitance effect is neglected in Short Transmission Line. h) Distinguish between Lumped or Distributed elements in a Transmission Line.A balanced load of 30MW is supplied at 132 kV, 50Hz and 0.85 p.f. lagging by means of a transmission line. The series impedance of a single conductor is (20+j 52) ohms and the total phase-neutral admittance is 315 micro mho. Shunt leakage may be neglected. Using the nominal T and π approximation, calculate the line voltage at the sending end of the line. If the load is removed and the sending end voltage remains constant, find the percentage rise in the voltage at the receiving end.
- The resistance and reactance of the single-phase 60Hz transmission line conductors are 7.6 ohm and 6.6 ohm respectively. The transmission line delivers 20MW at a power factor of 0.66 lagging to the load with 54kV receiving end voltage. Determine the following a) The inductance of the transmission line in mH b) Sending end power factor c) Percentage voltage regulation d) Percentage Efficiencyq22/ A single phase, 50 Hz, overhead transmission line supplies 1300 kW at 26 kV, 0.65 p.f. lagging. The total resistance and line inductive reactance of the line are 4.75 Ω and 7.75 Ω respectively. Calculate the sending end voltage, voltage regulation, sending end power factor and efficiency of transmissionThe length of a three-phase power transmission line with a nominal operating voltage of 69 kV is 16km. The impedance of the transmission line per unit length is 0.125 + j0.4375 ohm/ km. At the end of the line, a 70 MVA star connected load with a power factor of 0.8 back under 69 kV interphase voltage is fed. Capacitive circuit element with a capacitance of 19.14 mikro F / phase is placed as shunt at the end of the transmission line. According to these given; a) Line head voltage and current, b) Calculate the active and reactive power per line.