V-Port Ball Valve on a Metering Skid

A V-Port Ball Valve can provide control in many applications. In this piece we’ll look at its operation in holding back pressure on a gross liquid metering skid. Application: Ball Valve on a Metering Skid A Kimray customer in California had a metering skid near the their wellhead. It was set up to test the well and
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How does a Pneumatic Actuator Work?

Pneumatic Actuator A pneumatic actuator sits on top of a control valve and opens and closes the valve. Oil and gas producers use pneumatic actuators and control valves to control processes ranging from back pressure regulation to pressure reduction to liquid level control. How a Pneumatic Actuator Works A pneumatic actuator is one component of
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Control Valve Symbols Chart

Control Valve Symbols

The control valve symbols on a P&ID differ depending on the type of valve specified for the application. In this article, we will identify the most commonly used control valve symbols. Piping and Instrumentation Diagram (P&ID) Before a well is completed, a Facilities Engineer creates a diagram of all the piping and instrumentation that will
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Use of a Positioner for a Control Valve

A Positioner for a Control Valve A positioner for a control valve is used to adjust a valve’s position based on a desired setpoint for a process variable, whether it be pressure, temperature, or flow. Types of valve positioners include pneumatic, electro-pneumatic, and digital. In this post, we’ll look at the basics of valve positioners and an
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What is a Flow Control Valve?

What is a Flow Control Valve? A flow control valve regulates the flow of liquid or gas. There are many varieties of flow control valve. In this article, we’ll explain the operation of two common types: a High Pressure Control Valve and a Mechanical Dump Valve. High Pressure Control Valve A High Pressure Control Valve is a
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