- Instrumentation
Gas turbine components and working
A Gas turbine is also called a combustion turbine is a type of continuous combustion, internal combustion engine which produces electric…
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Low resistance measurement technique
The methods used for measurement of medium resistances are not suitable for measurement of low resistance. This is due to…
Read More » - Automation
Classification of measuring instruments
The instruments used to measure the physical and electrical quantities are known as measuring instruments. The measuring instruments may be classified…
Read More » - Automation
Sensors in process industry
Why sensors are used in process industry? Automation devices used for the realization of control techniques from a process such as…
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Open loop and Closed loop control system
Open loop control system: the process in the system where one or several input variables affect other output variables as…
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Field instrumentation interview Questions and answer
What are the different process variables? Flow. Pressure. Temperature. Level. Quality i.e. % O2, CO2, pH etc Flow, pressure, temperature…
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Loop checking & Procedure
What is Loop checking: Loop checking is the final process before the commissioning of the processing system. Loop checking is…
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Current measurement used for control panel
Current measurement is needed for devices such as the thermocouple-gauge pressure sensor and the ionization gauge that have an output…
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Stepper motor drive
A stepper motor is a small powered motor designed for tracking and positioning. The electromechanical actuator converts digital inputs into…
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What is a Measurement system in a process? and its components
The purpose of the measurement system is to present the observer with a numerical price value that corresponds to the…
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