Answer / sushil jambhulkar

3 ELEMENT IN LEVEL CONTROL ARE
1)FEED WATER FLOW(INCOMING)
2)STEAM FLOW(OUTGOING)
3)LEVEL
A)FEED WATER FLOW SIGNAL IS A COMPENSATING VALUE OF ITS
TEMP & PRESSURE
B)STEAM WATER FLOW SIGNAL IS CONPENSATING VALUE OF ITS TEMP
& PRESSURE.
C)LEVEL SIGNAL IS AVG VALUE OF ALL LT INSTALLED ON DRUM

SIGNAL A,B & C INPUT TO FLOW CONTROLLER FOR DRUM.

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