Control Valve
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What is Speed Limiter on Shutdown Valves?
What is speed limiter? Speed Limiter is a speed controller on shutdown valve, Needle valves are mostly used as speed…
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What are the uses of Valve manifolds?
A valve manifold is a standard accessory for pressure transmitters and differential pressure transmitters. Providing a valve manifold in the…
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Basics of Electro-hydraulic actuator
Electro-hydrostatic actuator (EHA) replace hydraulic systems with electrical power-only self-contained actuators. EHAs eliminates the need for separate hydraulic pumps and…
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Types of electrical actuators – Linear & Rotary actuators
What are electrical actuators? The electrical actuator is an electromagnetic device that converts electrical energy into mechanical movement. Electrical valve…
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Solenoid Valve Functional Testing
Here we look at, how functional test is done for solenoid valve using instrument air. Solenoid Valve Testing: Air supply…
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How a Valve is controlled using a 4-20mA loop
Table of ContentsSignal conversionControl Valve Connection 4-20 mA Current LoopParts of 4-20 mA Current loopSensorTransmitterPower SourceLoopReceiverAdvantages & Disadvantages of 4-20…
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How to Select a Pneumatic Manifold?
Manifold provide a convenient interface for fluid or gas distribution. There are several factors that must be considered before selecting…
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Solenoid actuators, working & applications
What are solenoid actuators? Selenoid Equipment used to convert electrical signals or electric currents into mechanical linear motion. Made of…
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Safety valves inspection| Reason for inspection
Inspection reasons 1. To protect individuals and equipment Safety valves are installed in process and storage equipment to release pressure…
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Different Problems in control valve – cavitation, flashing
There are different problems associated with the control valve which affects the flow control. High-pressure drop: The control valve is…
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