CONTROL VALVES PDF

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DEFENITION

THE CONTROL VALE IS THE EARLIEST KNOWN FINAL CONTROL ELEMENT WHICH DOES EITHER OF THE FOLLOWING THREE FUNCTIONS:

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1. DISPENSING APPLICATION(REGULATE FLOW)

2. DISSIPATING APPLICATION (PRESSURE LET DOWN)

3. DISTRIBUTING APPLICATION(DIVIDE PROCESS FLOW)

DISPENSING APPLICATION

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• SIMILLAR TO SH/RH SPRAY APPLICATION WHERE THE FLOW IS DISPENSED AS PER PROCESS REQUIREMENT TO MAINTAIN A SET TEMPERATURE AT DESUPER HEATER

• SIMILLAR TO SB PRV WHERE PRESSURE UPSTREAM IS REDUCED TO 30kg/Sq.cm FOR SOOT BLOWER APPLICATION

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