Answer / jithu toms

while starting gas turbine(generater) ,it should be started
as an induction motor,so need to adjust frequency to obtain
desired speed, after that by combustion of gas it will run
and induction principle will cut off..This frequency
controlling is done by sfc.

why the value of impedence is taken as %impedence in fault currrent calculation

1 Answers  

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Briefly describe means used by electricity suppliers to influence the flow of active and reactive power in power networks (one for each type)?

0 Answers  

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why starting current is high and resistance is almost 0 during the starting of motor dc motor...?

0 Answers  

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what is the use of vcb & isolator in substation?

4 Answers  

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why some harmonics are disturbing while the others not

1 Answers  

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is this the formula of building wiring to get the main breaker.Watts/volts*.8%+higher motor*(25%)=ampere. yes or no or send the correct formula for building wiring.

0 Answers  

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what is diffrances between fuse and breaker protection? which one is best?

2 Answers   Essar,

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what we happen if 400 kvar cpacitor banks are on in manual mode and there is no load on mains ??????????????

7 Answers   HCL, Reliance,

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why transformer measures in kva

4 Answers  

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my motor rating is 800HP, 128Amps, 3.3kV. What is capaitor bank i can use for PF improvement to 0.990?

3 Answers  

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What is applied voltage for meggering a 6600V HT cable

2 Answers   Sail,

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how does it help for selection of a transformer.

1 Answers   Reddy Labs,

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