An internal combustion engine comprises a plurality of engine units (A-C), each having a working space (), in which two rotary pistons () are arranged so as mesh with each other and thereby divide the working space () into an inflow region () and an outflow region (). Each engine unit comprises a…

In certain implementations, a ship propulsion system includes: at least one internal combustion engine with: a combustion chamber for burning a fuel; an intake tract for supplying fresh air to the combustion chamber; and a turbocharger with a compressor in the in-take tract; an electrolysis device…

A ship propulsion system comprises at least one internal combustion engine with a combustion chamber for burning a fuel and a turbocharger with a compressor in an intake tract of the internal combustion engine. The ship propulsion system further comprises an electrolysis device, which produces…