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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what is significance of canister vent in condensate extraction pump & difference between vacuume balancinf line & canister vent

3 Answers   NTPC, Tata Power,

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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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What will happen if id fan on boiler not functioning?.Can the Boiler run without id fan? What is the effect?

4 Answers  

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What is df/dt protection?, How to calculate setting range of 30 MW steam generator???

1 Answers   DS Sugars, MEMF,

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what is the difference between kg/cm2 to MMWC

2 Answers   Ansaldo,

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What vibration parameters are monitored in a directly coupled single cylinder turbine and generator?

1 Answers  

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Our 8mw steam turbine (condensing cum extraction) exhaust steam temperature is high even after taken it in hogger why

1 Answers   Bombay Rayon Fashions,

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What is reheated protection

1 Answers  

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I want to build 100 megawatt hydel dam. What does mean, 100 MW per hour? then how many electric bulb of 100 Watts the dam would lit?

1 Answers  

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What are the turbine protections.

2 Answers  

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Difference between directional earth fault and non-directional earth fault

2 Answers  

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