Where the excitation is given either stator or rotor in actually in power plants?

8 Answers  

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opkinson's test

0 Answers   Bhel,

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why transformer rating is always in KVA

7 Answers   GNG, NTPC,

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how we can select MCB ratings according to Voltages, Curves.

2 Answers  

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why there is no current in the rotor body althrough the flux linking with it also get changes. why current only flows in windinds not in rotor

1 Answers   Vedanta,

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what is power factor?

8 Answers   Adani, Blue Star, Power Control,

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Is it possible that Generator trip but Turbine not trip.Give explanation.

1 Answers   Essar,

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how we select the mva rating of the circuit breakers?

1 Answers  

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why induction motor take more current when motor start time and this current take for 1 hours when motor is start.

2 Answers  

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What is the permissible maximum flux density in transformer core?

0 Answers  

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I need the recommended size for a 3 phase transformer at 13.8 KV Primary and connected loads of 3000 kVA at 4200 volts and 2375 kVA @ 480 volts AC.

0 Answers   Duke Energy,

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Hod do u calculate cable size for underground laying and the factors effecting/influencing it??

4 Answers   Kuwait Oil Company,

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