Answer Posted / sanket

Control valve contains two parts.
1. Valve Body
2. Valve Actuator

Actuator is device which moves the stem through electrical
or pneumatic signal.

Motorized control valve is control valve which is actuates
with electrical supply.

what should he know if he is an assitent engineer instrumentation in cement industries of experience of 10 - 15 year.

2152

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Explain bernoulli’s theorem. State its application.

1231

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If a control valve is hunting means means if we are giving 50% to the cv, the cv will open at 51% then slowly slwoly it will reaches 49% , so what to do for solve this problem. The cv is double acting and mounted for anti surge operation, it having 4 nos. volume booster, one sov, one positioner, etc..?

2147

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need to calculate flow rate with the help of dp range and orifice bore dia and size. range is 0 to 400 inwc and orifice size is 12 inch 150 # rf and bore dia is 7.180 inch. need to calculation for flow rate

1368

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Why mixer nd grinder Is example of constant torque load not variable torque load ???

2011

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I installed the smartplant instrument v8, but can not be opened, that always said: "INTools 2007 hardlock no found". So Could you help me how to do for that?

2117

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If P will increase then what will happen with PID?

6142

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What is frequency factor in massflow meter? When using frequency output?

1920

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How can measure flow in oil line?which type of transmitter is generally used?

4287

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define feed forward control loop with example and drawing?

3249

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whatis range of marcury filled tempereture gague

2000

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how to calculate signal cable sizing? and multipair cable sizing??explain in brief?

2396

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Explain the working of rota meter.

1270

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sir,would you please send me the Hindustan petroleum corporation limited papers(HPCL).my e-mail ID is ujjwal_sharma1983@yahoo.com

2377

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Hi,can anyone help me out with PhD programs related to Instrumentation field?I have a degree in electronic Instrumentation?

1983

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