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

0 Answers   ABC, Airtel, INDUS, Reliance,

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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?

0 Answers  

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what is the real reason than natural draught cooling towers are always in hyperbolic shape

2 Answers  

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What is Droop Control in Woodward?

3 Answers  

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why do we use contro fluid tank (cft)in turbo generator area(tg) in power plant?

1 Answers   MPL,

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Why superheated are started before I'd and rd fan?

0 Answers   BCPL,

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why not maintain Ph 7.0 in Boiler because 7 Ph is not acidic and not basic.

4 Answers   Atlas Power,

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how to differentiate between "ALL fuel lost" and "All Flame Lost" in Boiler MFT condition?

1 Answers  

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What is MFT and when it is acted.

2 Answers   HPCL,

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what is the perfect location for furnace draft transmitter in AFBC boiler?

1 Answers  

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explain(why) with circuit for pick up of restricted earth fault protection due to external fault

1 Answers  

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What happen when the AVR of the generator fails? Will it cause power instability and total failure of the alternator?

8 Answers  

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