Answer / narendra mishra

volumatric Flow
=coefficient of
discharge*sqr
root of(diff
pressure/2*resistivity)

Answer / ajay sing

F=K*10/4 THAT CALLED SQUARE ROOT

what is IEC code in cables & how to selecting cables?

0 Answers   ROS,

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why the SCAN time of DCS is more & that of PLC is less? if the SCAN time of DCS then why we use DCS.

4 Answers  

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what is mass flow meter principal?

4 Answers   GIL,

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if my 6 kva UPS gives 20 min. backup at 100 % load, then at 25% load what is the backup time?

17 Answers  

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all questions related to instrument technician in any offshore oil and gas company.

0 Answers  

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whats the abbreviation of IOP? is it instrument of power or input open problem?

0 Answers  

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which type inter lock use in petrochemical refinery,and oil & gas?

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with the help of suitable diagrams different types of control valves

1 Answers  

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why we use 3 wire rtd direct wiring for temperature measurement instead of temperature transmitter like bearing temperature

0 Answers   ABG Energy,

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what is the control valve?how many types of control valves are there

6 Answers   Chemin, Hindustan Zinc,

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Good Evening all.My question is - For a feed water line to an equipment if i need to measure the flow we will use orifice /magnetic/vortex depend on cost/spec.If i need to measure a ''Alarm''signal and ''Interlock'' from one point i think we can use orifice type in one location with 2 different tapping points - one for alarm and one for an interlock to flow valve..If in case i need to have both these signals(Alarm & interlock) from magnetic flow meter,is it possible??will 2 seperate sensors will be located inbuilt r we can program it ??..i thk we can have one transmitter with these 2 signals...need to know any technical issues are there?pls clarify

3 Answers  

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Why would an Engineer consider combining FEEDBACK and FEEDFORWARD control in some applications?

4 Answers   Jindal,

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