What is a two way valve and how does it function

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A two way valve, also known as a 2/2 valve, is a fundamental component in fluid control systems used to regulate the flow of liquids or gases. It is called “two-way” because it has two ports: an inlet and an outlet. These valves serve a crucial role in controlling the start, stop, and direction of flow within pipelines, tubes, or ducts.

The operation of a two-way valve is relatively straightforward. When in its default state (often referred to as the “normal” or “rest” position), the valve is designed to either allow fluid to flow from the inlet to the outlet or block the flow entirely, depending on the type of valve. These are typically referred to as “normally open” or “normally closed” valves, respectively.

To change the valve’s state, an external mechanism such as a handle, solenoid, or actuator is used. When this mechanism is activated, it alters the valve’s position, causing it to switch between open and closed states. In the open state, fluid can pass through the valve, while in the closed state, it is blocked.

In summary, a two way valve is a basic yet vital component in fluid control systems, offering a simple means of starting, stopping, and directing fluid flow within a pipeline or system.


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