Interested to Buy Any Domain ? << Click Here >> for more details...
any body tell me ,contol valve has how many cheractristic?
explain it.
- 6 Answers
- 10791 Views
- L&T, I also Faced
- E-Mail Answers
Answer Posted / sukumar
control valve three types of cheracterstics
equal % means give 50% valve opening 35%
liner means give 50% valve opening 50%
quick opening means give 50% valve openig 65%
| Is This Answer Correct ? | 5 Yes | 13 No |
Post New Answer View All Answers
(1) In turbine, what does term CDP, NI, NH, HSSOC, means. (2) What is the purpose of LO overhead tank in turbines.(3) An equipment is certified for EEX, IA, IIC,T6, what do you under stand by this.(4) what is SURGE, and how it is prevented, what is the purpose of bypass valve across AS valve.(5) Give 2 application of quartz crystal used for process parameter measurement.(6) what is meant by cold float of compressor shaft. (7) state four different types of flow measurement. For gas flow measurement mmscfd is the common unit. Expand the unit and specify significance of word S in the unit.(8) what is meant by Gap voltage, in vibration measurement. Normally how much Gap voltage is set and state the reason.(9) what will the new flow factor if D/P transmitter is Re-Ranged from 25” wc to 50” wc.(10) what is the usage of QDV & Volume booster.
What pressure results for a flow transmitter of range 0- 180t/h in the dcs and 0-301mbar in the field using square root extraction. Kindly also suggest formulae for the percentages 0,25,50,75,100?
How is automatic reference junction compensation carried out in temperature recorders?
How the warning lamp of a charging-system is activated ?
what is difference between HOT permit and cold permit
Hi Friends i am going to write BARC written test by this month 20th (20-5-2008). So please if any body knows the details about this or having previous question papers pls mail me to kkumarei@gmail.com. For Suggestions give one message to 9962122264
In turbine, what does term CDP, NI, NH, HSSOC, means
how to calibrate corollaries (Mass flow meter)?
the pump holds on run indication into the dcs and filed local control panel remote push button condition operaton wrong like when the push button pushing conditions the pump is off and the push button release condition the pump is on totally opposite condition . And control room inside give the stop command into dcs just 1secon relay engage and again normal condition. How can I slove
How to Calibrate Coriolis Flow transmitter in field
How many types of sensor
How many are the types of instrument cables in terms of No. of pair.
Can anyone convert a 5/2 way or 3/2 way valve into an ISO valve?
Name different parts of a pressure gauge.
I have a Control VAlve having size of 2 ".Only the known parameter is Pressure drop . Its 2 Kg. Then How to calculate control valve sizing means Cv.
