What is the working principle of oxygen analyzers(zirconium oxide type) used in CFBC boilers?
3 18149Why the Air Tank Accumulators required for the single acting actuators SDV's or BDV's as I see in some Schematic diagrams of ROTORK ??
2 9656if we put any thermocouple on a table in a room without any connection,what temperature should it show.
3 5886In which principle Woodward Governor 505 work in power plant? What are the input of Woodward governor 505
1 3752what are the definitions of input, output, command & signal according to instruments controlled by PLC using DCS System?
1620please tell me what is a light up procedure of Cfbc boiler and what it's axuillaries of cfbc boiler?
8194Post New Instrumentation Questions
any one can send me instrumentation previous interview papers? I prepare for MNC Company Interviews? my mail id- Rakesh.Golla@dodsaldxb.ae , and another mail rakesh.gvk@gmail.com
please tell no. & add. of consultancy who recruit me in power plant as instrumen engg. present i m working in power plant as ass.t instrument engg. thanku mahesh 09226562826
Explain pH, Conductivity.
how works encoder in plc
what is Best Among SINK Or SOURCE Type Design In Digital Signal, Either Iput Or Output? WHY?Can any one..
Why plc require in analog input 4-20amp & 0-10 volt?
what is surge and how is it prevented, what is the purpose of bypass valve across AS valve.
what are the values of fuel flow rate in various places in boiler.
line up procedure for dp type flow transmitter?
how to calculate signal cable sizing? and multipair cable sizing??explain in brief?
what is controlling card in dcs? how u measure dcs memory?what is bus in dcs?how u know dcs speed n ehternet speed?
In a gas over oil actuator, after the opening/closing of valve, how the gas is vented out? How does the hydraulic/gas circuit function?
How the sizing of the analog signal cable is calculate?
what is basic difference between motion balance and force balance in pneumatic instrument?
what is KV and XV valve