The heat of vaporization is actually temperature dependent. 实际上,汽化热与温度有关。
The high heat of vaporization also prevents water sources in the tropics from getting evaporated quickly. 很高的蒸发比热还可以防止赤道地区的水资源被很快地蒸发掉。
In the condenser, which is a large surface-type heat exchanger, the steam is condensed by transferring its latent heat of vaporization to the cooling water ( CW). 凝汽器是一个大型的表面式换热器,在凝汽器中,蒸汽通过把它的汽化潜热传递给冷却水(CW)来得以冷却。
Water has higher melting point, boiling point, heat of vaporization, heat of fusion and surface tension than comparable hydrides such as hydrogen suiphide or ammonia or most liquids. 与氢硫化物、氨水或其他大多数的液体相比,水具有较高的熔点、沸点、蒸发比热、熔解热和表面张力。
Water has a high heat of vaporization resulting in perspiration being an effective method of cooling the body. 水的蒸发比热很高,产生排汗这种有效的使身体降温的方法。
Liquid will vaporize to replace the gas that was removed, absorbing the heat of vaporization from the remaining liquid and the container. 液体会从剩余液体和容器吸收蒸发热,蒸发来代替被提取的气体。
The vapor pressure and heat of vaporization have been shown to be significant properties in nonsteady droplet vaporization. The taxi's metre was ticking away. 在非稳态的液滴汽化中,蒸气压和汽化热是重要的性质。出租汽车的计程表在滴答滴答地走着。
The heat of vaporization of pure Kb A, this is K sub b up here. 和蒸发热,这是。
This paper proposes to reduce flue discharge temperature by using condensation technique on boiler to recover and utilize latent heat of vaporization in flue gas, thus improving heat efficiency. 本文论述了将冷凝技术应用在加热炉上来降低排烟温度,回收利用烟气中水蒸汽的汽化潜热,从而达到提高热效率的方法。
A Discussion with the Authors of "Estimatiou of Heat of Vaporization for Organic Compounds from Additive Group Method" 关于《用基团加和法估算有机物的汽化热》一文的商榷
Liquid water is still hydrogen bonded at 100C as indicated by its high heat of vaporization and dielectric constant. 由于蒸发比热及绝缘系数较高,液态水在100℃时仍然存在着氢键。
Prediction of Steam Pressure and Heat of Vaporization with Neural Network 用神经网络预测蒸气压和汽化热
Based on the revised free volume models for fluid viscosity and thermal conductivity and the statistical thermodynamic theory for equilibrium properties, an equation which correlates liquid viscosity with thermal conductivity by virtue of heat of vaporization has been proposed. 将流体粘度和导热系数的自由体积模型与平衡性质的统计力学理论相结合,导出用液体蒸发潜热表示的关联液体粘度与导热系数的基本方程。
PREDICTION OF HEAT OF VAPORIZATION AND VAPOR-LIQUID EQUILIBRIA BY AZEOTROPIC DATA The LLE data obtained can be used in azeotropic distillation calculation for concentration of phosphoric acid. 用共沸数据推算汽化热和预测汽液平衡研究结果对共沸精馏浓缩磷酸提供了必要的理论依据和基础数据。
Study on correlation of latent heat of vaporization with molecular structure for olefins, cycloparaffins and aromatic hydrocarbons 烯烃、脂环烃和芳烃的蒸发热与分子结构关系的研究
The formulas of heat of vaporization and vapor pressure are derived, for the Einstein and Debye solid model. 用固体的Einstein模型与Debye模型分别导出了相应模型的固气相变的蒸发热和蒸发压公式,并对其做了数值计算。
Correlations of liquid thermal conductivity with the heat of vaporization and temperature 液体的导热系数与蒸发潜热及温度间的关系
The surface temperature of liquid is not only related with the solar radiation and wind speed, but also with the physical characteristics of the liquid ( heat capacity, latent heat of vaporization and saturated vapor pressure). 液体表面温度的变化不但与太阳辐射强度以及环境风速的大小有关,还与液体本身的物理性质(如热容、蒸发潜热和饱和蒸气压)有关。
Correlations of Viscosity and Diffusivity for Pure Liquids with Heat of Vaporization 液体纯物质的粘度及扩散系数与蒸发潜热间的关系
Simple calculation of Heat of Vaporization of pure liquids at their normal boiling point 纯液体常沸点汽化热的简单计算
Furthermore, the latent heat of vaporization of the moisture in the natural zeolite is calculated based on Othmer principle. 在此基础上,根据Othmer方法计算了天然沸石内部水分的蒸发潜热。
A relation between the saturated vapor pressure and the heat of vaporization for pure liquids has been derived by statistical thermodynamic method. 本文用统计热力学方法导得了液体饱和蒸气压与蒸发热间的关系式。
Predictive equations for density, heat of solution, heat capacity, saturated vapour pres-sure, activity of water, osmotic coefficient, heat of vaporization, depression of vapour pressure, depression of freezing point, and exergy of solutions are presented. 给出了溶液密度、溶解热、热容、饱和蒸汽压、水的活度、渗透系数、汽化热、蒸汽压降低、冰点下降、溶液拥等推算公式。
The mechanism governing the change of such macroscopic physical properties offuel oil as density, viscosity, heat of vaporization and surface tension is revealed. 并由此总结出燃油的密度、粘度、汽化热和表面张力等宏观物理性质变化的机制原理。
A feedforward neural network was used to predict functional relationship of temperature with steam pressure and heat of vaporization of the pure material. 用前向神经网络,对纯物质的蒸气压和汽化热与温度的函数关系进行预测。
A Discussion on Feasibility of Reinforcing Heat Transfer of Cylinder by Latent Heat of Vaporization 利用汽化潜热对气缸强化换热的可行性探讨
Energy consumption for pyrolysis: The energy consumption for the pyrolysis of MSW includes the heat loss from the pyrolysis apparatus, the reaction heat of pyrolysis and the heat of vaporization. 热解能耗:垃圾热解能耗包括热解装置的散热损失、热解反应热以及水的蒸发热。
This is mainly because the ethanol evaporating under low temperature is poor, in addition to the large latent heat of vaporization, evaporation further reduces engine inlet or cylinder temperature, causing a problem in cold start difficulties or longer warm-up time. 这主要是因为低温下乙醇的蒸发性很差,加之汽化潜热较大,蒸发时进一步降低发动机进气道或缸内温度,造成冷启动困难或暖机时间过长等难题。
Compared to acetone, distilled water with larger latent heat of vaporization shows a higher performance when the heating power is higher. 相比于丙酮,汽化潜热更大的蒸馏水在高加热功率的条件下,体现出了更加稳定的性能。