Solar Ice Maker: No Moving Parts, No Electricity

Posted on September 17, 2008 by Doug Gunzelmann .

Intended for disaster relief situations, refugee camps, and developing nations the bright minds at San Jose State University have created an ice making machine that uses the heat from sunlight to power a chemical reaction. What happens is the tubing (or heat exchanger) is filled with a liquid refrigerant material. The convex reflective panel focuses [...]