Answer / aparnabhi

Yes. Find out the temperature coefficient of the rotor
material. Then, determine the resistance at 2 different
temperatures. The sum of the difference in temperature with
the old temperature gives the new temperature

what is the voltage regulation for unity and zero power factor?

0 Answers  

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We operate a 10 Mw facility and we have been experiencing several trips due to fluctuations on the MVAR? We have checked all issues related to the AVR and we have found all OK? Can anyone help us? The grid voltage, internal voltage, all regular parameters look ok. MVAR fluctuate and there it goes the unit? What could be happening? Thanks!

5 Answers  

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What is meaning of out of phase (making & breaking) capacity And how to calculate

0 Answers   BMC,

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3. What is Impedance Voltage in Transformer?

16 Answers   KESC, L&T, Torrent Power,

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In EHV tranm. The conductors are …….. a) Cu roads b) Cu bars with Si c) Cu tube with Si plate

2 Answers   Engineers India Limited,

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What is the material used for the core of a high freiquency transformer?

3 Answers   Videocon,

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What is the difference between an insulator and a dielectric?

2 Answers  

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why we use choke in tubelights nad other lighting fixer

1 Answers  

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draw singleline diagram of star to delta and dol starters

0 Answers   JCP,

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Can you tell me more about pu systems (per unit systems )calculation in large power systems? how to get the base for voltage and power in generator, transformator and transmission lines?

0 Answers  

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In case of 3Phase Supply, Voltage R-Earth/Neutral - 220 Y-Earth/Neutral - 220 Z-Earth/Neutral - 220 Total is -> 660Volts Then Why it is said that 3Phase supply is 440

6 Answers   Hindustan Unilever Limited,

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what will happen if the connections of protection ct reverse? will it burn the ct?

2 Answers  

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