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Shell Instrumentation Interview Questions

Questions Answers Views Company eMail

deference between DCS and PLC including date processing and architacture.

11 20143

the 3 most common transmitter protocol being in refinery or qatar gas and aramco.

2957

If a control valve is hunting means means if we are giving 50% to the cv, the cv will open at 51% then slowly slwoly it will reaches 49% , then it will reaches again 50%, this type of action occured frequntly.. so what to do for solve this problem. The possible cause is in volume booster or positioner's relay.. positioner is double acting .. and make siemens..sipart.The cv is double acting and mounted for anti surge operation, it having 4 nos. volume booster, one sov, one positioner, etc..?

2 12968

Coriolis flow meter coil supply is 24vdc but why still we given 230ac for this transmitter let me explained detailed review please

1 4753

Why we are using temperature and pressure as a reference when measuring flow of steam?

4 9309

what is commissioning & pre commissioning , explain with difination

2 5832

why we are giving negative supply for vibration sensors?

3 11537

What is capacity of impulse line tube ...answer in psi

2 11447

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Shell Instrumentation Interview Questions

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Un-Answered Questions

Is php 5 still supported?

1011

What is the maximum rows in csv?

935

bba date of interview in imsciences

2198

Is python interpreter or compiler?

909

When can I replace my cell phone with a voip phone?

990

What is the functionality of actionservlet and requestprocessor?

1104

Why will energy consumption be a concern after the implementation of internet of things?

Clear property is available in ____,___ control.

1588

Can I create table without primary key?

1005

Why reusing or inheriting from a Remote Data Module is not a good idea?

1619

Provide an explanation about write ahead logging?

801

how can one get scholership based on gre score ang how much scholarship one can get, plz suggest the way one can apply and get scholarship

3298

what is the key difference between while loops and do while loops? : Adobe flash

930

Tell me what is difference between clustered and non clustered index?

951

What is Rack Awareness in Apache Hadoop?

819