Rotary engines (also known as Wankel engines and Wankel rotary engines) are quite different from piston or "reciprocating" ...

This engine is the basis of the modern “Wankel” rotary engine. Piston powered engines, chiefly the Otto and Diesel cycle, are current kings of the internal combustion mountain. Piston powered ...

Piston engines can have issues with backfiring when fueled on H2 but Mazda has been running a fleet of over 30 hydrogen-fueled rotary RX-8s for several years with some success. Last week at the ...

In a rotary engine the typical Otto cycle takes place in an oval-shaped chamber in which a triangular rotor rotates, effectively taking the place of the pistons in a traditional engine.

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