How does it work?

Microgen has been a major player in Free Piston Stirling technology for more than 20 years.

PV driagram Free Piston Stirling engine

PV Diagram

In very simple terms: a gas in a closed body is heated up on one side. The gas, which expands due to the heat, is cooled down on the other side and contracts. The expansion and contraction causes a continuous movement. The process follows the so-called PV diagram.