Answer / thirumalai

mantaince in software side is about the DCS backup of histroy data , ERDB file eys

how the actually positioner of control valve working? where we gave 3-15psi pressure to I/P converter where it is firstly applied ?- on I/P to positioner then what happen? is control valve operate on 3-15 psi or its bench pressure?

2 Answers  

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what is cascade controller ?

6 Answers  

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why we use condesiate parts before tranmitters?

3 Answers  

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how to calibrate absolute pressure transmitter

7 Answers   ABB,

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what is the difference between RTU & MTU in SCADA system?

4 Answers   Bosch,

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What is an antisurge control system, how it works?

3 Answers  

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Can a pneumatic control valve work without positioner?

4 Answers   SMC,

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How to find out the current of two motors having same power consumption but different RPM?

0 Answers  

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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.

0 Answers  

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Any can guide for QA/QC Inspector in oil & gas region, the procedures, formats standards, design criteria, i search in all enginees but i can't found wat i need?????????

4 Answers   Aramco, Asian Paints,

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Which softwere is required to communicate the S7-300 processor

4 Answers  

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explain the working of Coriolis Flowmeter.

2 Answers   ABB,

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