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The following generator supplying rated load into a large...
Consider a Delta generator supplying Wye load. The generator has the following data: Line to line...
Consider a Delta generator supplying Wye load. The generator has the following data: Line to line voltage of 11kV Rated power of 55 MVA Power factor capability of 0.7 lagging The load the following rated data Line to line voltage of 11kV Rated power of 40 MVA Lagging power factor of 0.8 For the above system: Design the Current Transformer system using the load data
3.1 When two four pole, 50 Hz synchronous generators are paralleled their phase displacement is 2...
3.1 When two four pole, 50 Hz synchronous generators are paralleled their phase displacement is 2 mechanical. The synchronous reactance of each machine is 10 n/phase and the common busbar voltage is 66kV. Calculs the s cho nisimlengud AN 2 A synchronous generator has a synchronous impedance of 2p and a resist ance of 0.01 p.u. It is connected to an infinite busbar of voltage 1 pu. through a transformer of reactance 01 pou. If the generated (no-load) emfis 1.1...
A three-phase synchronous generator with rated data VM = 20 kV, SM = 100 MVA, n...
A three-phase synchronous generator with rated data VM = 20 kV, SM = 100 MVA, n = 500 rpm is driven by a turbine that can provide a maximum of 1.6 MNm. Synchronous reactance, XS = 3Ω / phase. The armature resistance (Ra ) is neglected. In open circuit mode (P = 0), an excitation current of 300 A is required to obtain rated voltage (VM ). The machine should be phased into a strong grid, 3x20 kV, 50 Hz....
a. The figure below is a set of Synchronous Generator and Synchronous Motor. The ratings of...
a. The figure below is a set of Synchronous Generator and Synchronous Motor. The ratings of the machines are as follows: Synchronous Generator:. 3ph, 1.0MVA, 2.3kV, 50Hz, 0.85 lagging power factor, X.=0.9 pu Synchronous Motor: 3ph, 0.5 MVA, 2.36V, 50Hz, 0.85 leading power factor, X.=0.8 pu Synchronous generator Synchronous motor The generator is equipped with a voltage regulator which maintains the terminal voltage at the rated value. The motor delivers 500 hp and it field current is adjusted to make...
I need help to solve this questions about Generator Governor Droop and Transmission Line. A complete...
I
need help to solve this questions about Generator Governor Droop
and Transmission Line. A complete solutions with answers would be
great. Thank you
Generation Question 1 to 5 relate to the following grid connected generator. A governor-controlled, steam-driven 450 MW synchronous generator with 5% droop is synchronized to the 60 Hz grid and its load set-point adjusted to deliver 300 MW to the grid. Q1. (a) 000 What is the actual droop of the generating unit? 0.0225 Hz/MW (b)...
The following readings were taken during an open-circuit test and short-circuit test on a three-phase, 10...
The following readings were taken during an open-circuit test and short-circuit test on a three-phase, 10 MVA, 13.8 kV, 50 Hz synchronous generator driven at rated speed. Open Circuit Test Field Current 150 A 180 A 200 A 250 A 300 A 350 A Line voltage 11.2 kV 12.0 kV 12.5 kV 13.5 kV 14.3 kV 14.8 kV Short Circuit Test Field Current 150 A 180 A Short Circuit Current 400 A 480 A a) Plot the open-circuit and short-circuit...
Please show all the clearly step A 500 MVA, 24 kV, 60 Hz three-phase synchronous generator...
Please show all the clearly step
A 500 MVA, 24 kV, 60 Hz three-phase synchronous generator is operating at rated voltage and frequency with a terminal power factor of 0.8 lagging. The synchronous reactance X 0.8. Stator coil resistance is negligible. The internally generated voltage E,-18 kv a) Draw the per phase equivalent circuit. b) Determine the torque (power) angle 5, c) the total output power, d) the line current.
The circuit below represents a three-phase, 60 Hz, synchronous generator supplying powerto an induction motor. Since...
The circuit below represents a three-phase, 60 Hz, synchronous generator supplying powerto an induction motor. Since the system is balanced, the diagram represents only Phase A of the system. Assume the motor magnetizing reactance, the motor friction loss, core loss, and windage loss are neglected to simplify the circuit. In addition, all losses in the generator are ignored Generator rating: 10.0 MVA and 13.8 kV (line voltage); Motor rating: 9.0 MW output, 4 poles, 60 Hz, R10.9 Ohm and R2...
Q2) A 13.8-kV, 50-MVA, 0.9-power-factor-lagging, 60-Hz, four-pole Y-connected synchronous generat...
Q2) A 13.8-kV, 50-MVA, 0.9-power-factor-lagging, 60-Hz, four-pole Y-connected synchronous generator has a synchronous reactance of 2.5 Ω and an armature resistance of 0.2 Ω At 60 Hz, its friction and windage losses are 1 MW, and its core losses are 1.5 MW. The field circuit has a de voltage of 120 V, and the maximum , is 10 A. The current of the field circuit is adjustable over the range from 0 to 10 A. The OCC of this generator...
HOMEWORK PROBLEMS Q1: Repeat all part of the problem in the "Class Activity" if the generator is Delta connected Q2: For the "Class Activity" problem what is the efficiency of thi...
HOMEWORK PROBLEMS Q1: Repeat all part of the problem in the "Class Activity" if the generator is Delta connected Q2: For the "Class Activity" problem what is the efficiency of this generator if it is loaded by a 500 kVA pure resistive load (at the same rated voltage and frequency) Q3: A 13.8-kV 10-MVA 0.8-PF-lagging 60-Hz two-pole Y-connected steam-turbine generator has a synchronous reactance of 12 Ω per phase and an armature resistance of 1.5 Ω per phase. (a) What...
3.1 When two four pole, 50 Hz synchronous generators are paralleled their phase displacement is 2 mechanical. The synchronous reactance of each machine is 10 n/phase and the common busbar voltage is 66kV. Calculs the s cho nisimlengud AN 2 A synchronous generator has a synchronous impedance of 2p and a resist ance of 0.01 p.u. It is connected to an infinite busbar of voltage 1 pu. through a transformer of reactance 01 pou. If the generated (no-load) emfis 1.1...
a. The figure below is a set of Synchronous Generator and Synchronous Motor. The ratings of the machines are as follows: Synchronous Generator:. 3ph, 1.0MVA, 2.3kV, 50Hz, 0.85 lagging power factor, X.=0.9 pu Synchronous Motor: 3ph, 0.5 MVA, 2.36V, 50Hz, 0.85 leading power factor, X.=0.8 pu Synchronous generator Synchronous motor The generator is equipped with a voltage regulator which maintains the terminal voltage at the rated value. The motor delivers 500 hp and it field current is adjusted to make...
I
need help to solve this questions about Generator Governor Droop
and Transmission Line. A complete solutions with answers would be
great. Thank you
Generation Question 1 to 5 relate to the following grid connected generator. A governor-controlled, steam-driven 450 MW synchronous generator with 5% droop is synchronized to the 60 Hz grid and its load set-point adjusted to deliver 300 MW to the grid. Q1. (a) 000 What is the actual droop of the generating unit? 0.0225 Hz/MW (b)...
Please show all the clearly step
A 500 MVA, 24 kV, 60 Hz three-phase synchronous generator is operating at rated voltage and frequency with a terminal power factor of 0.8 lagging. The synchronous reactance X 0.8. Stator coil resistance is negligible. The internally generated voltage E,-18 kv a) Draw the per phase equivalent circuit. b) Determine the torque (power) angle 5, c) the total output power, d) the line current.
The circuit below represents a three-phase, 60 Hz, synchronous generator supplying powerto an induction motor. Since the system is balanced, the diagram represents only Phase A of the system. Assume the motor magnetizing reactance, the motor friction loss, core loss, and windage loss are neglected to simplify the circuit. In addition, all losses in the generator are ignored Generator rating: 10.0 MVA and 13.8 kV (line voltage); Motor rating: 9.0 MW output, 4 poles, 60 Hz, R10.9 Ohm and R2...
Q2) A 13.8-kV, 50-MVA, 0.9-power-factor-lagging, 60-Hz, four-pole Y-connected synchronous generator has a synchronous reactance of 2.5 Ω and an armature resistance of 0.2 Ω At 60 Hz, its friction and windage losses are 1 MW, and its core losses are 1.5 MW. The field circuit has a de voltage of 120 V, and the maximum , is 10 A. The current of the field circuit is adjustable over the range from 0 to 10 A. The OCC of this generator...
HOMEWORK PROBLEMS Q1: Repeat all part of the problem in the "Class Activity" if the generator is Delta connected Q2: For the "Class Activity" problem what is the efficiency of this generator if it is loaded by a 500 kVA pure resistive load (at the same rated voltage and frequency) Q3: A 13.8-kV 10-MVA 0.8-PF-lagging 60-Hz two-pole Y-connected steam-turbine generator has a synchronous reactance of 12 Ω per phase and an armature resistance of 1.5 Ω per phase. (a) What...
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