Question

The no-load (line) voltage of a 6-pole, 72-slot, 1200-rpm, three-phase, Y-connected, synchronous generator is 1732 V....

The no-load (line) voltage of a 6-pole, 72-slot, 1200-rpm, three-phase, Y-connected, synchronous generator is 1732 V. There are 10 conductors per slot. For a series connection, determine (a) the frequency of the induced emf and (b) the flux per pole.

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
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...
A 54-slot stator of a synchronous generator is wound for three-phase, 50-Hz, 6-pole applications. Determine (a)...
A 54-slot stator of a synchronous generator is wound for three-phase, 50-Hz, 6-pole applications. Determine (a) the number of coils in a phase group, (b) the slots per pole, (c) the slot span,(d) the coil span, and (e) the speed at which the rotor must be rotated.
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 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...
3) A three-phase, nozzle, 4-pole cylindrical pole synchronous generator feeds a 400 Volt, 50Hz conversion center....
3) A three-phase, nozzle, 4-pole cylindrical pole synchronous generator feeds a 400 Volt, 50Hz conversion center. The synchronous reactance of the synchronous generator is 0.72 Ove armature resistance is neglected. The relation between the pole voltage E 'induced in the induction of the synchronous generator and the excitation current, is selected as E, = 824. In this working environment of the synchronous generator, a.) On the consumer screen, find the excitation current (U), load values, internal phase values, the moment...
A three-phase wye-connected (Y) synchronous generator is operating at Ea = 8.OLO° kV (lineneutral) and has...
A three-phase wye-connected (Y) synchronous generator is operating at Ea = 8.OLO° kV (lineneutral) and has synchronous reactance of X~ = 1.0 fl . The generator is connected to a threephase delta-wye connected step-down transformer that is constructed from three individual single-phase transformers. Each the single-phase transformers has rated power of 200 kVA has a turns ratio of 4:1 where the rated primary voltage of 8.0 kV and a rated secondary of 2.0 kV and a per-unit series reactance of...
A 6-pole and three-phase induction motor has synchronous speed of 1125 RPM. a) Find the no-load...
A 6-pole and three-phase induction motor has synchronous speed of 1125 RPM. a) Find the no-load and full-load operating speed of motor for the cases given 1. 2.5Hz electrical frequency of rotor for no-load condition. (15p) 2. 6.3Hz electrical frequency of rotor for full-load condition. (15p) b) Find the speed regulation of motor by using parameters found above. (10p) c) Determine the electrical frequency of rotor under full-load condition so that speed regulation would be equal to 5%? (Electrical frequency...
A three-phase, 9,375 kVA, 13.8 kV, 4-pole, 60 Hz, Y-connected synchronous generator has a synchronous reactance,...
A three-phase, 9,375 kVA, 13.8 kV, 4-pole, 60 Hz, Y-connected synchronous generator has a synchronous reactance, Xs = 17.9, and is connected to an infinite bus at rated voltage. If the rotational and electrical losses are negligivle, what is Ia, Ef, delta, theta, Tdrive, Phasor diagram, and power flow diagram (label completely with numerical values for, A) the machine as a generator; the prime-throttle is opened and If is adjusted so that the machine delivers rated kVA, 0.8 pf lagging,...
1) A DC machine induces an EMF of 240 v at 1500 rpm. Find the developed...
1) A DC machine induces an EMF of 240 v at 1500 rpm. Find the developed torque for an armature current of 25A. 2) Draw and explain all characteristics of d.c. Shunt motor. 3) State accessitivity of 3 point starter. 4) A four pole wave connected dc armature has 50 slots with 10 conductors per slot. The armature is rotated at 1000 rpm of the useful flux per pole is 30mwb, calculate the amount of EMF induced. 5) A 6...
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!
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT