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Concept: Compact Two-Cycle, Co-generating Piston-Driven Turbine to Deliver 60+% Efficiency

Green Car Congress

Andrews estimates that the manufactured cost per kW will be less than $10, so a 30 kW engine would cost around $300. “ Add in a few kWh of lead-acid batteries and you have a cheap and efficient advanced powertrain. ”. 2007) A review of free-piston engine history and applications. Mikalsen R., Roskilly A.P.

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