Interested to Buy Any Domain ? << Click Here >> for more details...
Consider a control valve action,the inlet air pressure is only 6 ksc but
physically how it can be operate against 100 ksc line fluid pressure?
- 2 Answers
- 7269 Views
- SCS, I also Faced
- E-Mail Answers
Answer Posted / ys
actally pressure=force/area.. here ctrl valve operates
against a very small area(the plug seat area).so the force
required for this also less. hence the ctrl valve acts
against high pressure
| Is This Answer Correct ? | 7 Yes | 2 No |
Post New Answer View All Answers
What is three element in drum level?
why Fahrenheit unit of moistur analyzer transmitter
why I need valve guard and whats different between guard and positioner ??
what are the different types of Protocols? & their applications.
Describe the functions of the Operator Interface including the considerations related to alarming and display layout/configuration/layers.
Can anyone send most commonley asked Instrumentation questions and answers in cement industry please?
how many pulses are required by a ac induction servo motor of 4 poles with 50 Hz frequency to rotate by 1 degree?
In turbine, what does term CDP, NI, NH, HSSOC, means
Can anybody tell me how to select the size of earthing cable for DCS & PLC system.Please tell me any relevant answer here or mail it to me.
what step is taken for ESD ( emergency shut down) in DCS REPLY to hashimka20009@gmail.com
the 3 most common transmitter protocol being in refinery or qatar gas and aramco.
1- Explain about HPM 2- What is the FSC and explain the configuration of FSC 3- explain the complete loop of vibration, how it works (field to control room) 4- What is the use of proxymitter? 5- During job your partner effected with H2S then what you have to do. 6- what type of gland packing uses when valve glind is leaking.
dear sir we have insatlled positioner model no.sipart PS2 make Siemens at our control valves . now problem is if we want to increase the response of valve opening speedy /fast. what parameters do we change for positioner ? any idea. please guide us.
please send me some question papers of HPCL aptitude test ?? please send it to bipinb.28@gmail.com ...
What is motion balance principle?
