what is meant by control valve sizing?
Answers were Sorted based on User's Feedback
Answer / mahendra kumar verma
A systematic procedure designed to ensure the correct valve capacity for set of specified process condition.
Is This Answer Correct ? | 10 Yes | 1 No |
Answer / miracle
jhjkhjkh
The no of US GALLONS PER MINUTE OF WATER GOING THROUGH THE
FULLY OPENED CONTROL VALVE WITH THE LOSS OF ONE psi thats
called CV(CAPACITY OF VALVE)
FORMULAE:
Cv=Q*SQRT OF DP/SG
WHEN
DP= ACROSS THE VALVE
SG= SPECIFIC GRAVITY
Q=VOLUME FLOW MAX
Is This Answer Correct ? | 2 Yes | 2 No |
applications of 1-5v and 4-20ma?
where can i find a flameproof hmi unit?
How Many Slave Can be used in one slave ?
how does we do bench calibration of a differential transmitter.
A flange is used for instrument connection for a system with a design temperature of 316C (600F) and a design pressure of 1000 kPa (145 psi). What is the class rating of the flange to be used for this application? Explain your answer
how can i calibrate I/P converter
what is RPI and NUT in controlnet networx. what happen if we are increase the NUT of controlnet networx?
If i have 4 Allen Bradely make RS logix 5000 PLC and for viewing that we are using 4 RS view SCADA for 4 different packages. Now, I will want to view two packages on only one SCADA. Then how i will do it?
when a magnet is heated?
What is the use of the shield wire and how is the connection at both the ends of a shield wire?
I am pujita completed Electronics and Instrumentation Engineering.As a fresher i am going to attend the interviews.Could anybody guide the topics/questions covered mostly in interviews.
1,why we use 4-20 ma output of all instrument qhy not use 0- 20, 2,what is the different between PLC & DCS. 3,how can we meaure maximum span of new flowmeter if not given any information.