(1) In turbine, what does term CDP, NI, NH, HSSOC, means. (2) What is the purpo

(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.

Question Posted / gofran azmal faruqui

0 Answers
4002 Views
ADMA OPCO, I also Faced
E-Mail Answers

No Answer is Posted For this Question
Be the First to Post Answer

Post New Answer

More Instrumentation Interview Questions

Hi all, I am Mohamed from Algeria, I'm a senior Technician qualified in instrumentation. I work in an international petroleum and gas company (SONATRACH: Separation of associated gas from crude oil. Production of condensate, LPG and re-injection of dry gas) within the regulation & Control instrumentation department.I am interested for working in Qatar Petrochemical Company (QAPCO) in Qatar.Now,I am seeking a position, which is an opportunity for me to put my experience to good use and actually participate in running on this company. So, Can anyone help how to contact this company? Thanks Mohamed, mahad8331@gmail.com

1 Answers

What is the reverse action and direct action

2 Answers Samsung,

In a ball valve which require 24v dc supply to operate, whose solenoid valve doesn't have any + or - indication, how can we make wiring connectionto solenoid valve?

1 Answers Process Control Technologies,

where proximity sensor installed on tank in loading arm application

0 Answers Kalpena Industries,

What is sensitivity of K type thermocouple? Is polarity important in thermocouple connections?

3 Answers Honeywell,

How many ohms are required for proper earthing?

0 Answers

What is 1:1 redundancy ?

0 Answers

Technician A says the brake warning light is connected into both the parking and service brake systems. Technician B says the brake warning light will come ON only if the service brake system fails. Who is correct?

2 Answers

WHAT IS SMART SENSOR AND DIFFERENT B/W SMART SENSOR AND SENSOR??? PLS GIVE ME ANSWER AS SOON AS POSSIBLE.....

1 Answers

define COMPENSATION??

4 Answers Bosch,

HOW TO CHOOSE FREAQUENCY IN FMCW TYPE RADAR INSTRUMENTS. DESIGN BASIS OR DESIGN CALCULATONS ?

0 Answers Chevron,

Meaning of the following a. IOP- Manimum; b. IOP- Maximu,;

0 Answers

For more Instrumentation Interview Questions Click Here