The heat of evaporation for various kinds of alkanes, alcohols, esters and aromatics were determined by gas chromatography.
本文用气相色谱测定了多种烷烃、芳烃、醇类和酯类的蒸发热。
High pressure fluid through the filter, the gush after the throttle body into the evaporator, and in the corresponding under low pressure, the quantity of heat of evaporation from around.
高压液体经过过滤器、节流机构后喷入蒸发器,并在相应的低压下蒸发,吸取周围的热量。
Volcanic heat would drive the chemical reactions, as well as causing lots of evaporation.
火山的热量将驱动化学反应,同时也能引起大量的蒸发。
Sweating delays the onset of this critical heat buildup by dissipating the excess heat through evaporation.
而通过汗液蒸发,可以散发多余的热量,从而延缓临界温度的到达。
Roofs and roads cover about half of that land, and help heat up urban areas by preventing evaporation of water and absorbing sunlight.
屋顶和路面占了其中的一半,其阻止水分蒸发和吸收阳光导致城市温度上升。
When it is short of water, a plant, which normally USES evaporation as a means of cooling, cannot rid itself of the heat it absorbs from sunlight or the heat that may build up from its own metabolism.
在缺乏水分时,(植物)一般用蒸发作为降温的手段。一株植物无法消除它从阳光中所吸收的热量,或是无法消除它在新陈代谢过程中积累起来的热量。
Taken together, these results argue that life formed in places with a lot of evaporation going on (suggesting heat) and a significant amount of copper present.
总之,这样的结果说明生命形成于存在大量蒸发(也就是说热量)和铜的地方。
The mass transfer equation was introduced into heat transfer model of falling film evaporation. The radial velocity, mass diffusion coefficient and variation of film thickness were taken into account.
将传质方程引入到垂直管降膜蒸发传热模型中,求解时考虑了径向速度、质量扩散系数和膜厚变化对传热的影响。
On the other hand, too much evaporation or excessive air exchange at low temperatures results in a considerable loss of heat.
在另一方面,太多的蒸发量或过量空气交换在低温下的结果在相当大的损失热。
Therefore, it is very important to study heat transfer and evaporation performance of pilot plant of wiped thin-film evaporator with an inner condenser and extend its applications.
因此,研究内冷式刮膜薄膜蒸发器中试装置的传热蒸发性能,并扩展其应用,有着重要意义。
In this thesis, the heat transmission coefficient and exit density of two-effect evaporation experimental facility are investigated.
本文以两效蒸发实验装置的传热系数和出口浓度在线检测系统为研究对象。
Three additional sensitive experiments are carried out to investigate the effect of condensation latent heating, evaporation cooling and surface heat flux.
进行三组敏感性试验,研究凝结潜热释放,蒸发冷却与地表热通量对气旋结构与强度的影响。
Abundant low-level waste heat produced in big ships is suitable for air-conditioning system with combination of evaporation cooling and absorption dehumidification technologies.
船舶有大量的低品位余热可以利用,适合蒸发冷却和吸收去湿相结合的制冷空调系统使用。
In a refrigeration system, the cooling is produced as the rapid evaporation of the liquid refrigerant absorbs heat.
在冷冻系统中,液体冷冻剂快速蒸发而吸热产生冷却效果。
Heat set ink: Letterpress and offset inks which dry under the action of heat by evaporation of their high boiling solvent.
热固油墨:活版及柯式用油墨。热力使它的高温沸腾溶剂蒸发而干燥。
Based on analysis of heat transfer in the process of liquid evaporation in details, an evaporation model was developed and the calculation method was also provided.
在对液体蒸发过程中的热量传递进行详细分析的基础上,推导建立了液体蒸发计算模型,并给出了求解方法。
Principles of climbing film evaporation and the influential factors of heat transfer quantity were introduced.
介绍了升膜蒸发的原理及影响传热量的因素。
The hydraulic injector modified had so noticible effect on increasing vacuum and decreasing heat loss that the productivity of the whole evaporation equipment rose sharply.
改进后的水力喷射器在运行过程中对于提高真空度,减少热损失,增加排容,都起到了显著的作用,极大地提高了整个蒸发装置的生产能力。
Material of heat better immobility, not easy to establish evaporation content.
资料的热固定性要好,不易建立蒸发物。
Thee cooling principle of air conditioning is to rely on water evaporation need to absorb the heat of this physical cooling phenomenon.
空调的降温原理是依靠水分蒸发需要吸收热量这个物理的降温现象而来的。
The simulation results indicate that the effect of solution feed flow and heat flux has a high influence on heat and mass transfer coefficient of falling film evaporation.
模拟结果表明,进口流量和热负荷对降膜蒸发传热传质系数的影响较为显著。
Most part of latent heat of the vapor and the sensible heat of water can be utilized several times because multi-stage falling film evaporation and condensation processes are utilized.
该装置的蒸馏系统采用了多级降膜蒸发及降膜凝结技术,使其中大部分蒸气潜热及部分盐水的显热得到了多次重复利用。
As an optimization of heat pump multi - effects evaporation flow, the interlaced heat pump flow that is more economical than other flows is put forward.
文章针对热泵多效蒸发流程进行优化,提出了更加具有经济性的间隔式多效蒸发热泵流程。
The influence factors of the heat transfer performance and the formula of the heat transfer coefficient on the evaporation side in the umbrella-plate have been obtained.
分析了影响伞板式降膜蒸发器传热的主要因素,得到了伞板降膜蒸发侧无因次传热系数的实验关联式;
The boiling heat transfer rate in a narrow gap is much higher than that in a pool, and its heat transfer mechanism is dominated by the evaporation of thin liquid film under deformed bubbles.
狭窄空间中的池沸腾传热强度高于大空间池沸腾,其主导传热机理是受压变形气泡底部的微液膜蒸发机理。
The environmental temperature and evaporation heat of liquid influence evaporation rate of liquid droplets significantly.
环境温度和液体的汽化潜热对液滴的蒸发速率有着重要的影响。
Experimentation analysis of the influence of the openness of the expansion valve and evaporation temperature on the capability of the heat pump dehumidification in this paper.
对除湿机膨胀阀开度和蒸发温度对除湿机性能的影响进行了实验分析。
Due to the fine dispersity, high heat capacity, and ease of evaporation, water mists have got widely used and concerned about as the substitute of the haloalkane extinguishing agent.
细水雾具有良好的液滴分散性、高热容、易蒸发等特性,因此作为卤代烷烃灭火剂的替代物,细水雾灭火技术己得到了广泛的研究与应用。
For two-effect evaporation experimental facility, the heat transmission coefficient is a critical processing parameter, it determines processing property of evaporation facility.
对于两效蒸发实验装置,传热系数是一个决定性的工艺参数,它直接决定着蒸发设备的工艺性能。
For two-effect evaporation experimental facility, the heat transmission coefficient is a critical processing parameter, it determines processing property of evaporation facility.
对于两效蒸发实验装置,传热系数是一个决定性的工艺参数,它直接决定着蒸发设备的工艺性能。
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