Question

Experiment of synchronous generator as the power source of lagging PF load. Why phase voltage of...

Experiment of synchronous generator as the power source of lagging PF load.

Why phase voltage of synchronous generator is low compares to experiment of synchronous generator as the power source of unity PF load?

Engineering   Electrical-Engineering   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Experiment of synchronous generator as the power source of lagging PF load. Why efficiency of power...
Experiment of synchronous generator as the power source of lagging PF load. Why efficiency of power generation system is poor compares to experiment of synchronous generator as the power source of unity PF load?
A 42 kVA three-phase synchronous generator with line voltage 4.16 kV at a frequency of 60...
A 42 kVA three-phase synchronous generator with line voltage 4.16 kV at a frequency of 60 Hz, is connected in star configuration. The generator has a winding whose armature resistance is 0.8 Ω and a synchronous reactance of 7.4 Ω, both per phase. Determine the voltage regulation when the power factor is 0.600 lagging.
A synchronous generator 480-V, 50-Hz, Y-connected, six-pole has a power rating of 50 kVA at pf...
A synchronous generator 480-V, 50-Hz, Y-connected, six-pole has a power rating of 50 kVA at pf 0.8 lagging. The synchronous Reactance Generator is 1.0 Ω per-phase. This Generator is connected to the 45 kW steam turbine. The friction loss and the core generators are respectively 1.5 kW and 1.0 kW. Question : Draw a Capability curves!
A 3 phase, 3.3 kV industrial plant has an overall power factor of 0.88 lagging. A...
A 3 phase, 3.3 kV industrial plant has an overall power factor of 0.88 lagging. A 200 kVA synchronous motor is added to the system and is run at zero power factor and slightly reduced rating to provide power factor correction only. The total load is then 350 kVA at unity power factor. It was then decided to run the synchronous machine at its rated kVA and use it as a source of mechanical power, what gross mechanical power would...
A 100 MVA, 13.2 kV three phase generator (G) having a synchronous reactance of 10% is...
A 100 MVA, 13.2 kV three phase generator (G) having a synchronous reactance of 10% is connected to a three phase Y-Y transformer T1 which feeds a 132 kV 10 miles transmission line having an impedance per phase of 2 + j5 ?/mile. At the receiving end of the transmission line is a Y-Y step down transformer T2. Three loads are connected to the secondary side of the transformer T2. Loads are as follows: Load#1 40 MVA at 0.8 pf...
A 10kW load with 0.65 pf lagging is supplied by an AC source rated 400V. A.)...
A 10kW load with 0.65 pf lagging is supplied by an AC source rated 400V. A.) draw the power triangle of the load B.)If a capacitor is connected across the load to correct its power fctor to 0.95 lagging, what will be the required size of the capacitor bank in kVAR? C.) Draw the new power triangle of the system. D.) what will be the new system current
A 125 MVA 11 kV three phase 50 Hz synchronous generator has a synchronous reactance of...
A 125 MVA 11 kV three phase 50 Hz synchronous generator has a synchronous reactance of 1.33 p.u. The generator achieves rated open circuit voltage at a field current of 325 A. The generator is connected to a network with an equivalent line-line voltage of 11 kV and an equivalent impedance of 0.17 pu on the generator base. The generator is loaded to a real power of 110 MW. a- Find the generated voltage Eaf in p.u. such that the...
1. A single phase circuit has a load of 500kVa at a power factor of 0.707...
1. A single phase circuit has a load of 500kVa at a power factor of 0.707 lagging. Calculate the kVA of the capacitors needed to improve the power factor to unity 3. When connected to a 120-v(rms), 60Hz power line, a load absorbes 4 kw at a lagging power factor of 0.8. Find the capacitance necessary to raise the pf to 0.9 4. A three phase motor draws 20kva at 0.707 power factor lagging from a 208V source. Determine the...
A submarine has a 3-phase, Y-connected, 2- pole, 60Hz synchronous generator rated to deliver 1687.5 kVA...
A submarine has a 3-phase, Y-connected, 2- pole, 60Hz synchronous generator rated to deliver 1687.5 kVA at a FP = 0.8 lagging with a line voltage of 450-V. The machine stator resistance RS = 0.004 ?. The synchronous reactance is Xs=0.08 ?. The actual system load on the machine draws 900 kW at FP = 0.6 lagging. Assume that a voltage regulator has automatically adjusted the field current so that the terminal voltage is its rated value. Mechanical losses are...
A 4- pole, 50 Hz, Y-connected, 3-phase generator has a phase voltage of 260 V ∠0°,...
A 4- pole, 50 Hz, Y-connected, 3-phase generator has a phase voltage of 260 V ∠0°, a synchronous reactance of 0.06 Ω, a stator resistance of 0.003 Ω, and Lsf= 0.02 H. The generator is directly connected to a balanced 3-phase load that draws 2 MW at a lagging 0.8 power factor. Sketch the equivalent circuit annotating all the components, currents and voltages on the diagram Calculate the 3-phase apparent power of the load in rectangular form Calculate the generator...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT