what is the use of glycol filling in seal pot (or) condensate pot in instrument impluse line?
7 42693how do i tune dearator pr control valve using PID. we set the set point is 0.6kg/cm2 now i want 0.5 to 0.7kg/cm2 limits so what should i give p,i,d values. then pls explain how do set pid values for control valve tuning?
1896Please any one can explain how to calibrate transmitter (smart) online with out remove from the container suppose it is interface level or static pressure level measurement we dont want to remove transmitter from the container mean it is running plant please give me detail. thankx brothers
KNPC,
1 6451how can we tune a PID. If it is by zeiger nichols method..please explain briefly with help of an example.
KNPC,
2475In your own words, would you expect an ultrasonic level device to work better in a pressure vessel with a high pressure or a strong vacuum, and why?
1 5162What is the advantage of using locally fabricated hook ups over Pre fabricated hook ups in process instrumentation?
2037Post New Instrumentation Questions
why we are using drum level control valve air to close?
How to Calibrate Ultrasonic flow Transmitter in Field
What is difference of fanuc alpha series 16i and 18i controller.also what is differnce betn TC and MC controller
What is hp & mp seperator .& what is its working principle ?
In most instances, Inertia processes are quite uncommon. Give an example of a combined Resistance and Capacitance situation.Describe an application, which according to your understanding of the subject matter, comprises of both Resistance and Capacitance effects.
what is the difference between Cv and air consumption? why the customer needs Air consumption details?
What are the interlocks we have to check during the start up of LP/HP compressor?
What is Alpha & Beta fctors related to Orifice Plate & its relation with flow?
How would you choose differential range?
what is the responsibility of an instrument commissioning supervisor
OBJECTIVE TYPE QUESTIONS OF ANALYTICAL INSTRUMENTATION
what different types of problems do occur while doing instrumentation commisioning and how to solve them? please explain in detail
1. For Steam drum level signal, why do we compensate with drum pressure signal? 2.For main steam Flow signal is comensated with main steam temperature signal and main steam pressure signal why?
sir, give me placement papers and interview quistion of birla group company of copper.
i have done DAE in Instrumentation and Process Control. i have applied for an apprentice training in chemical company after three day my interview will be conduct but i need more information about industrial process control and controller. my e mail is imran_dilsetu@yahoo.com please tell me interview question relative to instrumentation ?