Due to its high reliability, long life, high thermodynamic efficiency and very low vibration, Reverse-Brayton cryocooler is hopeful to apply to the space application.

小型逆布雷顿循环透平制冷机以其长寿命、高可靠性、低振动、重量轻等特点，有望成为下一代新型长寿命的空间低温制冷机的首选机型。

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It is shown that the U-bottom orifice has higher total pressure drop and (thermodynamic) efficiency.

结果表明，U型弧底节流孔具有更大的压降和更高的热力学效率。

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However, due to various thermodynamic and practical constraints, the efficiency of the plants is only about 33%.

由于热力学和实际限制，发电的效率只有33%。

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"Supercritical" means the boiler runs at a high temperature (1, 100 degrees Fahrenheit), increasing thermodynamic efficiency.

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