Answer Posted / instru
Bigger size actuator are required whenever thrust required
for control valve is higher. Thrust required is higher
whenver control valve has to open against high differntial
pressure. Also whenver type of packing is Graphite , large
size actuators are required because packing friction is
higher compared to PTFE.
| Is This Answer Correct ? | 5 Yes | 1 No |
Post New Answer View All Answers
What is the difference between ff transmitter and non ff transmitter
What is the cascade control
If relative y axis vibration sensor is by passed, and relative x axis and absolute sensor is left working. how much monitoring i would have risked?
Identification of ss fittings, pilot valves, relief valve.
How to do gas analysers calibration in AUTO and Manually by using zero and span gas?
How will you calibrate PID controller? explain with example.
To become an Instrument DESIGN engineer, is there any softwares or training to become Instrument Design engineer, plz suggest me, Iam very much interested in designing.
hi friends,im an instrumentation and contol engg student,can u hlp me of suggsting barc written question paper,my id is roysuvaranjan@gmail.com, cel no.9563591747
in valve is constructed as per SME B 16.34, then which standard is used for fire testing of valve?.
any body please send me the old question papers of ongc test.
model question paper of instrumentation for Jindal GET 2010.plz reply sudhanshukumar08@yahoo.com
Valve positioner and actuators in detail.
how to work static pressure sensore how to work dpt
Why we are using reverse action in displacer types level transmitters on some Vessels?
Explain about the leakage class of the control valves
