Vintage Illustration Of A Stirling Air Engine Displacer And Regenerator Royalty-Free Cartoon

Vintage illustration of a Stirling Air Engine Displacer and Regenerator. A Stirling engine is a heat engine that is operated by the cyclic compression and expansion of air or other gas the working fluid between different temperatures, resulting in a net conversion of heat energy to mechanical work. The Stirling engine is a closed-cycle regenerative heat engine with a permanent gaseous working fluid. 1900s engineering reference.