
The Stirling engine is a closed-cycle piston heat engine. The term "closed-cycle" means that the working gas is permanently contained within the cylinder, unlike the "open-cycle" internal combustion enginesteam engines, which vent the working fluid to the atmosphere. and some [ Stirling engine - Wikipedia, the free encyclopedia ]
Hier is er eentje om uw kopje kofie te roeren
Astromedia - Artikel-Vollbild
via: Boing Boing: Papercraft stirling engine that runs on coffeeTechnorati Tags: