Answer Posted / sanchayan

Orifice sizing can be best done as per BS1042-1991 VERSION,
SECONDLY ORIFICE SIZING IS DONE DUE TO THE FOLLOWING MAIN
CONSIDERATIONS:-
1) ABSOLUTE PRESSURE -DENSITY CALCULATION&DP/P1
2) ABSOLUTE TEMPERATURE-Density calculation& thermal
expansion
3)ABSOLUTE VISCOSITY- for viscosity calculation as it is
directly proportional to temperature and inversely
propotional to temperature.

How we can check the 2 wire proxy switch? & how it is connected to DI MODULE OF PLC?

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what are the steps I have to deal with?

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Explain the working of rota meter.

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Give 2 application of quartz crystal used for process parameter measurement.

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What are the materials available to prepare individually for competetive exams in Instrumentation field? Plz reply...

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What should be the main consideration while starting the Rotating compressor when we dont know the cut in and the cut off pressure setting of the pressure switch

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why orfice is not used for main steam flow calculation

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Punj lloyd is coming in our Jadavpur Universtiy campus for campus placement. Please send me some hints about the writtend exam. My email id is subratafriends@gmail.com

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