Category:Heat Engine

A heat engine converts heat to useful mechanical energy. This has many applications such as harnessing geothermal or solar energy. It is a key part of the Solar Combined Heat Power System at Factor e Farm

To check out

 * Open Source Gas Assisted Solar Absorption Heat Engine at http://forums.alternative-energy-news.info
 * Open Source “Gas Assisted Solar Absorption Heat Engine” - GASAHE
 * Rauen Environmental Heat Engine