vapor velocity meaning in Chinese
蒸汽速度
Examples
- The interactions between heat flux density , vapor pressure , vapor velocity and the coefficient of heat transfer for condensation in tube , the coefficient of heat transfer in total are investigated . the relationships between heat flux density and the total difference in temperature , the difference of temperature , pressure drop of vapor from the entrance of the tube to the exit are investigated as well
考察了冷却水流量、温度恒定条件下热流密度、蒸汽压力、蒸汽流速对冷凝传热膜系数及总传热系数的影响关系，同时考察了总传热温差、蒸汽进出口温差及压差随热流密度变化的关系。 - The development of mass transfer in the system of vapor - liquid - liquid three - phase distillation from trays was introduced , the effects of the hydrodynamic conditions e . g . vapor velocity and ratio of liquid to vapor loading and physical properties of liquid phase , including surface tension , interfacial tension , viscosity or dispersion viscosity , density , relative volatility etc . and the volume ratio of oil to water on mass transfer were discussed systematically , the influence of the second liquid on mass transfer efficiency was also investigated , a gnat deal of viewpoints and suggestions having been put forward in this paper are significant important for optimizing design of distillation tower
摘要介绍了气液液三相精馏塔板传质性能研究的进展情况，讨论了气速、液气比等操作条件，表面张力、界面张力、液体的粘度或分散粘度、密度和相对挥发度等物系性质以及油水体积比等多种参数对传质效率的影响，探讨了第二液相的存在对传质的影响，文中的许多观点获和建议对于优化精馏塔的设计具有重要的指导意义。