Rankine cycle bottoming plant
Reciprocating internal combustion engine with constant...
Reciprocating internal combustion engine with constant...
Recuperative heater for an external combustion engine
Recuperator for use with turbine/turbo-alternator
Reducing the starting torque of double-acting stirling engines
Resonant free-piston stirling engine having virtual rod...
Rotary engine with separable abutment and adjustable valve cam
Rotary expansion engine of the wankel type
Rotary vane engine system