Air can enter water pipelines in several ways, often from dissolved air coming out of solution due to pressure fluctuations, ...

The Air/Vacuum Valve automatically exhausts large volumes of air from the system while it is being filled with the slurry. When the contamination is being emptied, air displaces the fluid and re ...

As an example, consider a double-acting cylinder with a 25-mm bore and 100-mm stroke. Rod diameter is 10 mm, air pressure is 6 bar, and pressure drop across the valve is 0.25 bar.

Air leaking into your car—not out of it—can be a problem. Popular Mechanics’s automotive experts outline the tools and techniques proven to smoke out even the toughest to find vacuum leaks.

Atmospheric vacuum breakers. The purpose of a vacuum breaker is to stop back siphonage. The atmospheric vacuum breaker consists of a check valve member and an air vent that is normally closed when the ...

A Hawaii fuel facility incident that spilled 1,300 gallons of fire suppressant containing PFAS was caused by a maintenance contractor who did not install an air vacuum valve properly.

Piezo valves control pressure and vacuum and are crucial for handling various liquids, including aqueous humour (the natural fluid in the eye) and substitute solutions (infusions).

Air/Vacuum Valves. These valves have two functions: To open to admit large amounts of air when vacuums form during pipe draining, and to expel large amounts of air when the pipe is being filled.

A central vacuum system is an excellent investment for homeowners who want to improve the air quality in their homes, reduce noise pollution and have a more powerful and convenient cleaning ...

You've probably heard about the choke valve in your car engine's carburetor, but what does this seemingly essential component actually do?

The contractor improperly installed an air vacuum valve to the foam system in April 2022, the military said in a statement.