Among other available heat engines, the stifling engine embodies some interesting features: high efficiency, low noise and vibration as well as the ability to use the sources of high energy density.
在其他各种热动力中，热气机具有许多特点：高效率，低噪音和振动，以及可利用高能量密度的各种热源等。
Cooling-water flow and heat transfer directly influences the cooling efficiency of diesel engine, thermal load of high temperature components, heat distribution of engine and energy utilization.
冷却水的流动与传热直接影响柴油机的冷却效率、高温零件的热负荷、整机的热量分配和能量利用。
The power versus efficiency characteristics of the model is the same as real heat engine.
由此得到的热机功率效率特性与实际热机特性相同。
Closed loop control must be used for underwater heat engine propeller system in order to improve the efficiency of weapons.
对于某水下热动力推进系统实施闭环控制是提高武器效能的需要。
The rest of the heat may be allowed to escape, or, for maximum engine efficiency, the steam may be condensed in a separate apparatus, a condenser, at comparatively low temperature and pressure.
剩余的热可以排放，或者蒸汽可在单独的冷凝器中于较低的温度和压力下冷凝，以便获得最大的蒸汽机效率。
Through experiment, the relation figures of engine rotation speed, coefficient of performance of heat pump and engine thermal efficiency are presented and analyzed.
通过实验，得出了发动机转速与热泵性能系数、发动机热效率的关系曲线，并进行了分析。
The relation between optimal efficiency and power output of a Carnot heat engine which operates subject to irreversible heat transfer is derived.
本文导出卡诺热机工作于不可逆传热的情况下，最佳效率与输出功率间的关系。
The recovery of residual heat from gas engine has a great effect on the improvement of the total thermal efficiency of the system.
燃气发动机余热回收对系统总热效率的提高影响很大。
The gas engine with higher efficiency should be selected to raise the exergy efficiency of gas engine-driven heat pump.
为提高燃气机热泵的火用效率，应选用效率高的燃气发动机。
The models of combustion, heat transfer and air-flow were established and the model of mechanical efficiency was established as there are frictions between engine parts.
建立进排气阀模型以确定配气相位； 建立气缸内湍流燃烧、传热、气体流动模型；
The models of combustion, heat transfer and air-flow were established and the model of mechanical efficiency was established as there are frictions between engine parts.
建立进排气阀模型以确定配气相位； 建立气缸内湍流燃烧、传热、气体流动模型；
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