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I have got a call of IOCL interview for projects having 2yrs experience. What sort of questions should I expect in the interview?
IOCL,
2073Is there any temperature compenasation for the air flow from FD fan & SA fans which supplies air to the Boiler?
2 6629We have ZR22G-100-S-A-E-T-T--E-A/CV/F1 Model Zirconia Oxygen analyser which is Yokogawa make. I kept the analyser in Flue gas path at Air pre heater area. My plant is 7.5MW Biomass power plant. For a particular fuel, Coconut Husk which contains Sodium and Potassium chlorides iam not getting proper reading, Analyser output always Zero. I calibrated the analyser and it is OK. For Other fuels like Wood chips, Cholam waste, DOB, Groundnutshells, Ply wood waste and all iam getting actual percentage of Oxygen. What is the main reason behind this draw back?
2 6208Is there any interfacing sofware to build communication between a PC and ER300P model L&T make trivector meter via RS485 port which is available in the meter and is there any data acquisition card available to store the acquired data from the meter into the system
12 22165i have calibrate rosemount make level transmitter , wht can i do ? my tank capacity is 30,000 liter
9 17968how can i calibrate E & h make conductivity transmiter . unit : mocro siemens Range :0 to 100 micro siemens sensor : capacitive type
1 5725hiii.... can any one provide me previous years question paper of hindustan petroleum for instrumentation engineering???
1986how manys ways dp transmitter can be calibrated having range of -150 to 400mmwc,what side pressure u will apply?
3 8182how ranges is decided for drum level or dearator level,in my pplant i have seen for boiler drum range is -1000 to 1000mmwc, while for dearator -2000 to 0 mmwc ,why they decided to take this range ?
2 7325How to work & calculated output of the Derivative action in pid controller (Explain Derivative controller)
2081Post New Instrumentation Questions
Can anybody please let me know Orifice plate sizing calculation formula and step by step procedure
what different types of problems do occur while doing instrumentation commisioning and how to solve them? please explain in detail
what is the PC interface and software for connection to ABB logic module “ LM011-CE18RAC “ ( for Programming ) ??
when the instrument tapping on pipe line is located below and transmitter is located above the tapping point for liquid service transmitter, what should we do, is there any additional drain valve is required??
State bernoulli’s application.
Manipulation of dead wt. tester double piston type.
how to calibrate electro pneumatic positioner 8013 mil controls ltd ?gsr
Draw a P& ID showing – orifice flange, plate, dp transmitter, isolation & bypass valves and tubing.
what is Best Among SINK Or SOURCE Type Design In Digital Signal, Either Iput Or Output? WHY?Can any one..
How is automatic reference junction compensation carried out in temperature recorders?
What are the types of valves?
why micro controller 8051/52's clock frequency is internally divide by 12 ?? and why it is further divide by 32 in UART serial communication ??
kindly sent some demo question and answer
Why grounding is necessary? Give example with diagram.
How to calibrate an pressure gauge with yantrika test bench?
