Answer / sankar

Separation of the airflow from the suction surface of the fixed or rotating blades of a compressor. Any degree of stall reduces airflow.
Stall develops flow restriction and heat developed in compressor parts

why in vortex flow transmitter dcs range is configuring less than sensor range. eg (sensor range 500-25000 kg/hr and dcs range 0-24000 kg/hr).

1 Answers   Daelim,

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what is meaning of software redundency and hardware redundency?

2 Answers   Honeywell,

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where cascade loop use ?

0 Answers   KNPC, KOC,

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why 4 to 20 ma ,why not 0 to 20 or 3 to 15 or anything

19 Answers   Honeywell, TCS, TN,

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what is difference between wheatstone bridge, pirani gauge and strain gauge ??? explain its principle and working

4 Answers  

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What is mean by analytical instrumentation?

0 Answers  

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In turbine, what does term CDP, NI, NH, HSSOC, means

0 Answers   ADMA OPCO,

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Any Transmitter Range (Span value) start from 2?

1 Answers   Exxon Mobil,

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Explain Split Range Control In Control Valve Briefly.

5 Answers  

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In 2 wire transmitter 1 wire is used for power and other is used for signal( 4-20)ma In 4 wire transmitter 2 wires are used for power and 2 wires are used for signal (4-20)ma . but my question is "what is the criteria or parameters we have to consider while selecting these transmitters for eg( distance, safety zones etc.

1 Answers  

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What does a fire detector detects?

4 Answers   GAIL,

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what is use single seated and double seated valve?

2 Answers   Doha Petroleum Construction DOPET,

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