查询词典 cooling cycle

R12 on the ozone layer due to the destruction of the requirements of the developed countries for environmental protection from 1996 to start using refrigerant R134a Automotive Air-conditioning and the construction of air-conditioning at home in a similar, it is often installed in the compressor engine, and with a belt drive, the condenser installed in the car in front of the radiator, and evaporator in the car inside, and work out from the evaporator of low pressure gaseous refrigerant flows through a high-pressure high-temperature gas compressor After cooling condenser cooling tube cooling into the low-temperature high-pressure liquid, through the desiccant dryers and storage of buffer, and then to a more stable flow of pressure and flow expansion valve, the final expenditure and the flow of relief evaporator.

由于R12对大气臭氧层的破坏，出于环保的要求发达国家从1996年开始改用R134a做制冷剂汽车空调的构造和家用的分体空调类似，它的压缩机往往是安装在发动机上，并用皮带驱动，冷凝器安装在汽车散热器的前方，而蒸发器在车里面，工作时从蒸发器出来的低压气态致冷剂流经压缩机变成高压高温气体，经过冷凝器散热管降温冷却变成高压低温的液体，再经过贮液干燥器除湿与缓冲，然后以较稳定的压力和流量流向膨胀阀，经节流和降压最后流向蒸发器。

Thermoprproperties of 7 nucleators -CaCl2·6H2O composites such as borax, SrCl2·6H2O,Ba2·8H2O were researched with gradually cooling method and TGA-DSC under room temperature cooling,open system and icewater cooling, closed system.

用步冷曲线法和TGA-DSC联用研究了室温冷却开放体系和冰水浴冷却封闭体系两种工况下硼砂、SrCl2·6H2O、Ba2·8H2O等7种成核剂-CaCl2·6H2O复合体系的储热性能，探讨了工业级CaCl2·6H2O原料中主要杂质NaCl和MgCl2对成核剂成核作用的影响。

The simulated results showed that in cooling tube the thermophoresis force had removing effect on the diesel engine particles,and it is possible to increase the deposition efficiency of diesel engine particles in cooling tube by rational design and control of the cooling tube structure and working parameters.

研究结果表明，热泳力对柴油机微粒具有一定的脱除作用，通过合理设计和控制冷却通道的结构和运行参数，可以有效地提高柴油机微粒在冷却通道中的沉降率。

Airflow passes radiator core at high speed from front to rear to accelerate cooling of the coolant water flowing across the radiator core, thus enhancing cooling effect of the cooling system to the engine.

空气流由前向后高速通过散热器芯，使流经散热器芯的冷却水加速冷却，从而加强了冷却系对发动机的冷却作用。

To this end, this paper new Horizontal Two-cylinder diesel engine cooling system and lubrication system design requirements. reference to the existing diesel engine cooling system and lubrication system structure, Diesel right T2100 cooling and lubrication system for the design and analysis.

为此，本文针对新型双缸卧式柴油机冷却系统和润滑系统的设计要求，参考现有柴油机冷却系统和润滑系统结构，对T2100柴油机冷却及润滑系统进行了设计计算与分析。

By parameter(tower total height, shell thickness, meridional curvature) analysis of cooling-tower natural frequency, we find that, the basic natural frequency of cooling tower is sensitive to the top meridional curvature, an approximate formula is proposed based on the parameters, which can estimate the basic natural frequency of cooling tower.

通过对冷却塔自振频率的参数分析，如塔体整高、塔壳厚度、子午线曲率等，发现基础频率对上部子午线曲率较为敏感，并给出了用于估算大型双曲冷却塔基础频率的三参数公式。

The results showed that cover materials had the effects of sun-shading, cooling, and keeping moisture to some degree, and the cooling effect was related to transmittance. The lower the light transmission rate, the better the cooling effect.

结果表明：遮阳材料在不同程度上都有一定的遮光降温保湿作用，且其降温效果与材料的透光率有很大的关系，透光率越低，降温效果越好，保湿性越高。

The thermal boundary condition of the cast iron cooling stave with surface alloyed steel pipe was used for numerical simulation of temperature field and commercial software ANSYS and the method of coupling heat-structure were used to calculate thermal deformation of steel pipe at high temperature,and analyze the influence of air gap and thermal deformation on the life of cooling stave.The optimal size of air gap and hot load to guarantee long life of cast iron cooling stave were obtained.

根据合金化管铸铁冷却壁热态试验数据确定了合金化管铸铁冷却壁温度场数值模拟的边界条件，利用ANSYS软件、采用热-结构耦合的方法计算了高温状态下合金化管铸铁冷却壁内钢质冷却水管的变形，分析了气隙层和水管热变形对合金化管铸铁冷却壁寿命的影响，得出保证合金化管铸铁冷却壁长寿的最佳气隙层厚度和相应的最佳使用热负荷。

The conversion of available energy in different evaporative cooling processes is analyzed and evaluated in Chapter 3. As results, exergy of moist air is suggested to be evaporative cooling potential and regenerative evaporative cooling will be most potential in effectively utilizing the available energy.

第三章对蒸发冷却过程能量及有用能转换关系进行了研究，阐明了湿空气〓作为蒸发冷却潜力的合理性，对蒸发冷却方案的〓分析评价指出了各种蒸发冷却方式的适用性与合理的使用原则以及提高蒸发冷却过程有用能利用率的发展方向。

The study shows that regenerative cooling can meet the airframe/engine integrated cooling requirements in the range of flight Mach numbers from 6 to 12, as fuel injection concept (injector locations and injection fuel mass flow) is set properly, and hydrogen temperature at the exit of cooling passage is allowed to be a relative higher value.

研究表明，在马赫数6～12的范围内，通过适当配置燃料喷射方案和提高冷却通道出口冷却剂的温度，采用再生冷却方式能够满足机体／发动机一体化高超声速飞行器的冷却需求。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48