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Control Valve

Control Valve Selection Requirements

The control valve selection for the process plant requires a particular combination of the...
Electrical

Importance of Power Factor in Plant Operation

What is Power Factor?           The power factor in an AC electric power system is...
Valves

Calibration of a pneumatic valve positioner Fisher 3582

The control valve positioner is a critical component in the control valve loop. During...
SIS/ESD

Voting Logic in Safety Instrumented System

VOTE 2003
Instrumentation

Maximum Temperature and Pressure Ratings ANSI B16.5 Flanges and Flange Fittings

The cast or forged materials are used to make ANSI B16.5 flanges and flanged...
Electrical

Contactor and its working

What is a Contactor? A contactor is an electromagnetic switch that is used to turn...
Electrical

220V 3Phase Wiring

What is Three Phase? A typical technique of alternating-current electric power generation, transmission, and distribution...
Control Valve

Modes of Split-Range Control in Control Valve Applications

For most control applications in process industries, it is required to have more than...
Control Valve

Failure Modes in Control Valve Actuators

Control valves are constructed using various combinations of the valve actuator and valve body. The...
Electrical

Difference between Two Phase and Three Phase

What is Two Phase? Two-phase electrical power was an optional process (polyphase) alternating current electric power...
Electrical

What is the use of ELCB in a circuit?

What is an ELCB? Earth Leakage Circuit Breakers are safety devices that provide additional protection...
Electrical

What are the different types of Circuit Breaker?

What is Circuit Breaker? A circuit breaker is a device that may manually or automatically...
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