Answer / pravin

Boiler Reheater protection;
To avoid starvation in reheater circuit some minimum steam flow needs to be maintained during startup conditions which will be ensured through HP/LP bypass valves failing which protection acts.this protection acts only when fuel flow is greater than certain limit specified by Boiler mfgrer and hp/lp bypass valves are less than specific % and unit Load criteria/gv,icv full close.

LAPT working in alternator / generator

0 Answers   Power Plant,

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What is reheated protection

1 Answers  

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2. what is meant by exhausthood temp?

4 Answers   Alstom, ANG, GMR,

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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 are the effects of corona in switch yard.

1 Answers   JSW,

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What are the special criteria under which FD fans are switched off during MFT.

1 Answers  

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thermal power plants in steam using inlet of turbine.inlet of turbine pressure and flow is same as boiler feedpump why not use direct to turbine?

6 Answers   IBPIL, JSW,

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what is the difference between kg/cm2 to MMWC

2 Answers   Ansaldo,

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In turbine. why they not use 320 oil?

1 Answers  

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What is creep, resilience.

2 Answers  

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What do mean by 3t

1 Answers   Aman, Birla, Grasim,

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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.

0 Answers  

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