Answer / panchjai

Surge is due to the insufficient pressure, flow at suction. this causes the compressor to move to unstable region called surge.

Provide anti-surge controller which is of multi variable controller type to supply enough flow at the suction by recycling the discharge of compressor.

Answer / paresh rathod

Provide anti-surge controller which is of multi variable controller type to supply enough flow at the suction by recycling the discharge of compressor.

Answer / md amir rahman

There is Vacuum indicator used in suction line to determine surge in compressor.

Boolean algebra

0 Answers   CCIE,

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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% , then it will reaches again 50%, this type of action occured frequntly.. so what to do for solve this problem. The possible cause is in volume booster or positioner's relay.. positioner is double acting .. and make siemens..sipart.The cv is double acting and mounted for anti surge operation, it having 4 nos. volume booster, one sov, one positioner, etc..?

2 Answers   Gujarat Fluorochemicals Limited (GFL), Shell,

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Explain plc level and its type?

0 Answers  

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where the use of direct action control valve?

2 Answers  

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what is all types of analyzer in water production plant?

1 Answers   Marafiq,

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how can calibrate transmitter online

2 Answers  

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how is hazardous and non hazardous area classified?

2 Answers   Bhel, Power Plant, Samsung,

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IS THEIR ANY AGEING EFFECT ON FLOW NOZZLE, ORIFICE, MANIFOLD, OR TRANSMITTER ?

1 Answers  

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what is protonics how it is differ from electronics

1 Answers  

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How to fix back the valve actuator stem

0 Answers   SAFCO, Tarpon,

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give eg of how I/P is used in control loops

0 Answers   CEPC,

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Lux meter is the measuring device to measure the lux level of lighting fixture. in industrial sector two types of lighting fixture is being used as street lighting purpose 1. HPSV (Sodium) and 2. HPMV (Mercury). HPMV having white light which is an combination of red, blue and yellow colour, while HPSV haivng Yellow lighting. in HPSV red & blue colour will be absent. during measurement of the lux level of HPSV and HPMV fixture. 1. Lux meter can measure the actual lux level of both fixture? 2. or it will show false reading for HPSV fixture light as it has only yellow light present. please give me answer

0 Answers   Ace Info,

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