Draw a 3 element level control loop and explain
Answer Posted / 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.
| Is This Answer Correct ? | 5 Yes | 0 No |
Post New Answer View All Answers
what is Best Among SINK Or SOURCE Type Design In Digital Signal, Either Iput Or Output? WHY?Can any one..
in which principle pressure tx,level tx ,flow tx,temp tx ,control valve works?
define feed forward control loop with example and drawing?
What is intrinsically safe system?
what is the reset offset and control system in instrumentation
What is ultrasonic flowmeter?
how many pulses are required by a ac induction servo motor of 4 poles with 50 Hz frequency to rotate by 1 degree?
the 3 most common transmitter protocol being in refinery or qatar gas and aramco.
How do bending tubing provide better measurement than using tubing fittings such as elbows?
How the warning lamp of a charging-system is activated ?
What materials are used in thermo wells?
dear friends, i have seen flow as the selection critriea in presure guage (bourdon tube) and i would like to know what is the relation between flow and performance of pressure guage other parameters i found in the data sheet are pressure max. 1ksc temperature max. - 50 deg c line size - 80NB operating range - 1ksc pr. guage range - 0-2 ksc thank u,
Which type of pressure can be measured by these elements?
what is use of communication wire in multipare cable(oil and gas field), why this communication wire not used in single pair cable?
what is SIL 1 2 3