Vortex cooler

A Vortex cooler is a strange cooling device that produces a jet of hot air on one end and chilled cold air at the other end from nothing but compressed air as input.

They are

1. Powered by compressed air, utilizing a vortex tube to generate cold air without freon or other refrigerants (CFCs/HCFCs)
2. Exceptionally reliable, no moving parts to break or wear
3. Low maintenance

External links

• http://www.artxltd.com/vortex/principle.shtml
• http://www.tinaja.com/glib/elesimp.pdf
• http://www.tinaja.com/glib/hack68.pdf
• http://www.iscsales.com/products/vortec/enclcooling.html