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.

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How to calculate air to fuel ratio in boilers

1 Answers  

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what's interlock relay ?

3 Answers   International Mega Food Park Limited, National Power Training Institute NPTI,

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Is it not bad to bleed steam from turbine stages before utilizing its energy.

2 Answers  

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what are the steps of syncronizing the generator with an infinite grid?

3 Answers   Genco, Orient,

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how shall you calculate PLF on the basis of percentage auxillary load factor

6 Answers  

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How We Calibrate the vaccum transmitter?

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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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Difference between islanding and house load operation.

2 Answers  

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What is critical speed of turbine

6 Answers   Vasavi Power,

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why prds line tapping taken from ms line as Pri SH O/L temp & pressure is sufficient to full fill our requirement of PRDS..

3 Answers   GIPCL, OEGI,

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what is the meaning of SST300 V56A in SIEMENS turbine

0 Answers   Siemens,

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