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The infrastructure for CNG fueling stations is also evolving rapidly, fostering its adoption in both public and private transportation sectors. While historically limited, many nations are investing in expanding the CNG refueling network to support the growing number of CNG vehicles on the road. Various governments are even providing financial incentives for building CNG stations, thus accelerating the transition toward a more sustainable transport system. Fleets of buses, trucks, and taxis are gradually converting to CNG, drawn by its cost advantages and environmental benefits.


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HEBEI OUYINUO صمام تخفيض ضغط الغاز

There are different types of gas pressure regulating valves available in the market, including diaphragm valves, piston valves, and pilot-operated valves. Each type has its own set of features and benefits, depending on the specific requirements of the application. For example, pilot-operated valves are more suitable for high-pressure applications where precise control is needed, while diaphragm valves are commonly used in residential and commercial settings.

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HEBEI OUYINUO صمام تخفيض ضغط الغاز

A typical PRV consists of several key components the inlet and outlet ports, a diaphragm, a spring, and an adjustment knob or screw. The diaphragm is crucial as it senses pressure changes; when the downstream pressure rises above the set point, the diaphragm compresses the spring to close the valve partially, restricting the flow of gas. Conversely, if the downstream pressure falls below the set point, the spring expands, opening the valve to allow more gas flow.


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HEBEI OUYINUO صمام تخفيض ضغط الغاز