in the pipe line if the control valve fails to respond to
controller action,by what means we can stop the flow in the
pipe line ?
Answer Posted / chaitanya
Generally if the control valve is not responding to
controller based upon its control philosophy it may get
operated by interlocks or it may go to fail safe condition
of the control vavle
| Is This Answer Correct ? | 6 Yes | 0 No |
Post New Answer View All Answers
what is cems analyzer explain with principle and drawing ?
Tr. Wiring for calibration.
Sir , i have completed my M.Sc In Instrumentation and presently working in Maintenance department 3 yrs Exp , is there is any possible for work in offshore ..
Turbidity analyzer working principle ?
What is 1:1 redundancy ?
What is the purpose of the analyzer in petrochemical plant?
please tell me what is a light up procedure of Cfbc boiler and what it's axuillaries of cfbc boiler?
What is the function of solenoid valve in on/off & shutdown valve and why it is not used in control valve normally?
In most instances, Inertia processes are quite uncommon. Give an example of a combined Resistance and Capacitance situation.Describe an application, which according to your understanding of the subject matter, comprises of both Resistance and Capacitance effects.
what is effect of specific gravity in differential level transmitter , explain formula related with this .
what is o2 analyzer and how it measured ,what is the role of this analyzer in cfbc boiler...
What inherent design and operating principles are included in a modern control system to use predictive maintenance practices to increase overall system reliability?
For crude application in floating roof tank, how to calibrate a DP Transmitter? How is the floating roof weight considered?
how to measure oxygen which methods are using?
What is the diffrence between ff tx and non ff tx