Elliott Cycle Refrigerated
Compressed Air Dryers

Dry Doc and System Series dryers are based on the Elliott refrigeration cycle. This is a highly reliable process that utilizes tap water and compressed air. A low temperature discharge is generated within a dual Venturi refrigerator. Compressed air drives the Venturi, which creates a vacuum. A controlled amount of tap water is introduced into the vacuum chamber. This has the effect of atomizing the water into micro-droplets. Some of the micro-droplets evaporate and, in doing so, the temperature of the discharge is cooled.

To improve the evaporation process, the discharge drives a second Venturi which draws in ambient air. The ambient air has a lower relative humidity and is allowed to mingle with the micro-droplets. The introduction of this dry air aids in the evaporation of the micro-droplets and forces a lower discharge temperature. The dryer body consists of a tube-in-shell heat exchanger with a built-in water separator. Compressed air is introduced into the air input, where it flows through the exchanger tubes. The cooled vapor cloud is allowed to flow through the heat exchanger, where it cools the outside of the exchanger tubes. When air comes in contact with the inside of the cooled exchanger tubes, the water vapor condenses onto the inside of the tubes. The condensed water runs down the tubes along with the air flow and is collected in the trap. The dry air is introduced into you system, providing your applications with excellent quality compressed air at a fraction of the cost of competing dryer technologies.

Joule-Thompson
Refrigerated Compressed Air Dryers

JT Series dryers are models of simplicity, which translates to an effective, very simple and reliable piece of equipment. Air is introduced into the master regulator, which is adjusted to provide shop pressure, and is allowed to expand into the core of the consolidation filter. As the air expands, it cools and water vapor condenses out. The condensed water and dry air flow through the filter element, which coalesces and separates the water. This water then falls into the trap and is periodically drained. The dry air leaves the filter and flows through the dry air output, providing your applications with excellent quality compressed air at a fraction of the cost of competing dryer technologies.







Cut-away View of Air Options Dryer Technologies





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