Interested to Buy Any Domain ? << Click Here >> for more details...
What do you do as a Engineering person EPC for
Sizing&Selecting Control Valve?
- 1 Answers
- 2831 Views
- I also Faced
- E-Mail Answers
Answer Posted / jigaranadkat
Prepare AVL (Approved vendor list)
You need provide basic design data which includes but not limited to Temp., Pressure, Min., Max and no0rmal operating flow. Other requirement viz., Hand-wheel requirement, Max. opening time, limit switches SOV, available air pressure @ site, Noise requirement (< 85 dB) leakage class, You need spring return actuator or double acting ? what is the service (corrosive, Slurry, Liquid, Gas ) positioner requirement , booster etc. etc. and primary calculated CV.
Perform offer / bid evaluation.
Vendor meeting if required.
Provide inspection schedule , Delivery schedule. Preform factory inspection and sometimes site installation (based on company requirement) and inspection.
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
which type of filter gives the constant phase characteristics?
Identification of control valve parts.
What are the different types of thermistors used in industries? How to the operation of typical thermistor?
1.what is controller proportional gain 2.what is the controller intergral action time. 3.A proportional plus derivative controller that has a proportional band of 20% and a derivative action time of 0.1 minutes. Construct the shape of the output waveform for the triangular input if the input rises and falls at the rate of 4 units per minute.
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?
explain key exchanges in all security modes WPA,WPA2,TLS?
Do you have reference list?
What types of Instrumentation Related Questions can an Interviewer ask in a Telephonic Interview ?
send me HPCL paper
How the sizing of the analog signal cable is calculate?
please tell no. & add. of consultancy who recruit me in power plant as instrumen engg. present i m working in power plant as ass.t instrument engg. thanku mahesh 09226562826
what is the imbustion control loop
what is exact time to study dcs and plc cources
Who to difference between analog in & analog out in dcs?
what is a half wave, full wave, and bridge rectifer.
