초록 ▼

Heat engines having improved efficiencies are provided. In accordance with preferred embodiments, topping cycle engines are provided employing ejectors. Use of ejectors in accordance with the invention permits higher high side temperatures while permitting work extraction devices to be operated at s

Heat engines having improved efficiencies are provided. In accordance with preferred embodiments, topping cycle engines are provided employing ejectors. Use of ejectors in accordance with the invention permits higher high side temperatures while permitting work extraction devices to be operated at standard temperatures. A preferred sodium-helium system is described in detail.

대표청구항 ▼

An improved heat engine comprising a heat source; primary fluid in thermal contact with the heat source; ejector means for mixing a secondary fluid with the primary fluid after the primary fluid has contacted the heat source; means for removing heat energy from the mixed fluid and for separating sai

An improved heat engine comprising a heat source; primary fluid in thermal contact with the heat source; ejector means for mixing a secondary fluid with the primary fluid after the primary fluid has contacted the heat source; means for removing heat energy from the mixed fluid and for separating said primary and secondary fluids; and means for extracting work from the secondary fluid subsequent to its separation from the primary fluid.