Answer Posted / jayapal

AVR PANEL NULL METER USED AS A SETTING VOLTAGE AND GENERATING VOLTAGE JUST LIKE AVERIFICATION METER

We have Demin Closed cooling water system with expansion tank for cooling oil system. Expansion tank having N2 bladder. Whenever N2 bladder bursts out, Closed cooling water circuit pressure drops and make-up happening, eventhough there is no leaks. And how Circuit pressure drops?

1924

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DCS marshaling Cabinet Power supply can be replace during plant running time? Answer Yes it is possible. I am talking about the controller and cards power supply modules. They are always redundant and connected through diode so that if one power supply fails the other can take the charge immediately.so it is possible to replace one of them in running plant if the other one is healthy. MY question is how switching done.

1005

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im try to calculating seawater flow required for SW-FGD system. I need a guide, equation or method to do it, can some one help me! Thanks very much

2014

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What is surging in a centrifugal compressor ? How it occur's ? How is antisurging done ?

2440

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why airtel use + 24 volts and other operators use -48 volt

2633

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what is restricted earth fault explain in details

2051

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what is the difference between compensated & normal drum level in boiler drum?

1811

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dear sir i have completed one year post diploma certificate in thermal power engineering from national power training institute durgapur ...plz suggest me for power sector job

2546

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What is LB-SR.

3015

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what is natural frequency of turbine shaft .

2305

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what does mean by kva rating

1520

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operation

1903

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our 125 kva DG does not start in AUTO mode works normally in MANUAL mode please give me a solution.....

1711

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some one can tell me how residual type excitation is provided through transformers to an AC generator without any battery or PMG&excitor

2427

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what is the meaning of SST300 V56A in SIEMENS turbine

4368

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