Interested to Buy Any Domain ? << Click Here >> for more details...
Why Flow measurement has to use Square Root
- 5 Answers
- 18548 Views
- Hindalco, Petronas, I also Faced
- E-Mail Answers
Answer Posted / senthil.s
FLOW MUST BE CALCULATE AS Sq.ROOT OF DIFFERENTIAL
PRESSURE.FORMULA IS:-
%FLOW=K.SQUARE ROOT OF DP
K= CONSTANT.
| Is This Answer Correct ? | 12 Yes | 2 No |
Post New Answer View All Answers
Sir, I am working as a Instrument Engineer in Grasim Industries. Can any body provide question answer for interview purpose
How to calibrate Field bus transmitter? procedure ?
1.can you use SCADA instead of DCS,DCS instead SCADA 2.Difference between DCS and PLC,can their role be reversed i.e. role interchange 3.Difference between RTU and PLC
for oil & gas industries which zone is normally preferred? why? give its example?
Emergency Shutdown Systems/ Plant Shutdown System.
1)How many tpes of vibration probe and how many tpyes of vibration. 2)how we can calibrate a vibration probe with tk3 3)what is RMS value in vibration measuring application and how we calculate it.
what is the difference between active & reactive power?
I want to know the questions asked in ONGC interview(after being selected in the written exam) for Instrumentation branch.Kindly help.
if my flow is 20000 m3/h than which range of DPT i have to use????
How to Calibrate Level Troll in field
Draw a simple circuit for a well head control panel used to protect the well against fire, leak, blockage, ESD, & controls the operation of one downhole & one surface safety valve. Explain the operation and controls
How can you add value to this Industry if offered the job?
(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.
Do you have reference list?
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.
