Carnot's Theorem discusses the extreme value of the efficiency of heat engines' cycles.
根据卡诺定理给出了热机的循环效率极大值问题。
Sunlight could also be used for operating solar ovens, heat engines, and thermal management systems.
太阳光也可以直接为太阳能烤箱、热力发动机和热力经营系统提供热源。
Through the measure of the physical quantities can be calculated indirectly, more than heat engines.
通过测出有关物理量，可以间接地计算出发动机的余热量。
The thermoacoustic effect can be applied to produce powerful and reasonably efficient heat engines including heat pumps and refrigerator.
利用热声效应可以制造经济的热力发动机，包括热力泵和致冷机。
For example, fuel-Burning heat engines convert chemical energy to thermal energy; Batteries convert chemical energy to electrical energy .
如用燃料烧热的引擎把化学能转为热能，电池把化学能转为电能。
In addition to parabolic troughs and power-towers there is also a third solar-thermal technology, which combines curved, dish-shaped mirrors with heat engines.
除了凹面镜，能量塔以外，还有第三种新的太阳能热技术。结合了曲线，盘状镜面和热发动机的装置。
Due to the complexity of the engine working process, it is difficult to use a purely mathematical relationships derived from the calculation model of heat engines.
由于发动机工作过程比较复杂，很难用纯粹的数学关系推导出发动机的余热计算模型。
The conclusions obtained in this thesis can provide some new theoretical guidance for the performance evaluation, improvement, and optimization of practical heat engines.
所得结论可为实际热机的性能评价、改善及优化提供一些新理论指导。
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。
The energy from these remarkable engines is, however, not entirely free: heat energy is required to produce the temperature differences needed to run the engine.
然而这些神奇的发动机工作时并非完全不耗能，因为必须有热能来制造温差才能使机器运转。
The shuttle’s engines and the tiles that protect it from the heat of re-entry proved expensive to maintain, and divvying up work among different contractors added to the costs.
航天飞机的发动机和耐热瓷砖防止其再重返大气层时被烧坏，但是维护成本也很昂贵，而分配不同承包人的任务时又增加了开销。
Scientists are also experimenting with using quasicrystals in coatings for frying pans, heat insulation in engines, and in light-emitting devices called LEDs.
科学家们也尝试将其用于煎锅涂层，发动机隔热材料和LED的发光部件中。
Reaction engines is focusing on a critical piece of technology called a heat exchanger, needed to rapidly cool the air before it can be used by the spaceplane's engines.
反应引擎部着力于一种称为热交换的关键技术，该技术需要快速冷却空气，在其可被空天飞机的引擎利用之前。
The feasibility of oxygen-enriched combustion in diesel engines was analysed in theory from aspects of heat release rate of fuels and combustion products.
通过对燃料燃烧的放热效率及燃烧生成物进行分析，进而对柴油发动机富氧燃烧的可行性进行理论分析。
It was the first of six vehicles to be built, though not equipped for orbital flight-having no engines nor a working heat shield.
企业号是建造的六架飞行器中的第一架，虽然不是为轨道飞行而装备- - -既没有引擎也没有一块起作用的挡热板。
With high exhaust pressure and high temperature, motor engines have relatively high-quality heat energy, which thus may be developed and applied.
汽车发动机的排气压力大，温度高，具有较高品位的热能，能开发利用。
The excellent oxidation stability, heat resistance and detergency properties of AMSOIL Synthetic European Car Formula keep engines clean.
出色的氧化稳定性，耐热性和清净性能AMSOIL合成公式保持欧洲汽车发动机清洁。
During the recovery of heat energy from the cylinder exhaust of diesel engines, the installation can greatly reduce noise pollution and mostly eliminate exhaust lampblack.
当它对柴油发动机汽缸排气余热回收时，大大地降低了噪声，且排气中油烟亦基本消除。
In this paper, two kinds of structural types of air-precooled heat exchangers, plate-fin and tube bundle, chosen and used for composite engines are suggested.
提出组合发动机空气预冷换热器可供选用的板翅式和管束式两种结构型式。对选定参数的空气预冷换热器作了全工况跟踪计算。
Research on ignited biogas engines is insufficient in our country, which leads to serious problems of biogas engines such as high heat load, bad reliability and low efficiency.
国内对火花点火式沼气发动机的研究甚少，生产的沼气发动机在运行中出现热负荷高、可靠性与经济性差的问题。
These engines are extremely valuable assets and they've protected by water-to-oil heat exchangers rather than conventional radiators alone to keep temperatures as steady as possible.
这些发动机是极其宝贵的财富和他们所保护的水，以油换热器，而不是传统的散热器仅保持温度不变的。
This paper deals with an investigation on the radiant heat from the surfaces of internal combustion engines and its control.
本文论述了对内燃机表面辐射热及其控制进行研究的结果。
This paper will also be an important reference for the research and development of liquid thermoacoustic engines with low-grade heat source.
该文也将是研究和开发低品位热源液相热声热机的重要参考。
In this paper an experimental method for investigation on instantaneous heat transfer in combustion chamber of diesel engines-the surface temperature method is presented.
本文介绍了一种柴油机燃烧室瞬态传热的实验研究方法——表面温度法。
The diesel engines are compression ignition engines. The diesel engine uses the heat of compression to ignite the fuel.
柴油机和汽油机一个主要区别是柴油机的压缩比非常高。
Heat treating the metal parts is a very different process, and it's already done at the factory before the engines are assembled.
不同金属的热处理过程都不一样，并且在出厂之前厂家已经经过热处理。
Heat treating the metal parts is a very different process, and it's already done at the factory before the engines are assembled.
不同金属的热处理过程都不一样，并且在出厂之前厂家已经经过热处理。
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