Separator Filter Dryer
Hifi TB1374T Equivalent to Fleetguard AD27750,DAF 1518683,Iveco 2992261,New Holland 87638772,Liebherr 571352308
How does the air dryer filter ensure oil and water separation?
Air dryer filters use various methods to ensure effective oil and water separation from compressed air. Here are a few common techniques employed by air dryer filters:
1.Coalescing Filtration: Coalescing filters are designed to capture and remove oil and water droplets from the compressed air. They utilize a special media or filter element with fine fibers that create a tortuous path for the air to pass through. As the air flows through this media, oil and water droplets coalesce (combine) with the fibers and form larger droplets that are easier to separate. These larger droplets then fall down to the bottom of the filter housing, where they can be drained away.
2.Centrifugal Separation: Some air dryer filters incorporate centrifugal separation to remove oil and water. The incoming compressed air is directed through a specially designed chamber or cyclone, where the air's velocity is increased. The centrifugal force generated by the high-speed rotation causes the heavier oil and water droplets to move toward the outer walls of the chamber, where they can be drained out. The now cleaner air continues its path through the filter element for further filtration.
3.Activated Carbon Adsorption: In addition to coalescing filtration or centrifugal separation, some air dryer filters include activated carbon adsorption stages. Activated carbon is highly effective at adsorbing oil and volatile organic compounds (VOCs) from the compressed air. As the air passes through the activated carbon bed, the carbon material attracts and captures the oil molecules, providing an additional level of oil removal.
It's worth noting that not all air dryer filters incorporate all of these methods. The filtration technologies used may vary based on the filter's design and intended application. It's important to select the appropriate air dryer filter based on your specific requirements and the contaminants you need to remove from the compressed air.
Regular maintenance, including periodic inspection and replacement of filter elements, is crucial to ensure the continued effectiveness of the filtration system in separating oil and water from the compressed air stream.
