电磁约束成型技术具有无模、电磁搅拌、强冷却等工艺特点。其凝固过程为一对流传热传质的动态过程。
Electromagnetic constrained forming technology features die-free, electromagnetic stirring and strong cooling, its solidification is a dynamic process of convective heat and mass transfer.
介绍了直接蒸发冷却器的研究情况，主要包括填料的传热传质性能、净化性能及直接蒸发冷却器的应用。
Presents the study status of direct evaporative coolers, including the performance of heat and mass transfer and purification of padding, and the application of direct evaporative coolers.
真空冷却过程是复杂的相变传热传质过程，该过程涉及到扩散、传热、传质和相变等机理。
Vacuum cooling is a complicated heat and mass transfer process supported by various theories such as diffusion, heat transfer, mass transfer and phase change.
焦炉煤气在集气管中的冷却过程是传热与传质同时进行的。
During the coke oven gas cooling in the gas collecting main, there are heat transfer and mass transfer simultaneously.
对传质型塔间冷却器的传热性能进行了试验研究。
An experimental investigation was conducted for the heat transfer performance of inter tower section mass transfer coolers.
采用传热传质类比的方法，对多斜孔壁气膜冷却的绝热温比进行了实验研究。
Using the method of heat-mass transfer analogy, experimental research was carried on to investigate adiabatic film effectiveness of inclined multi-hole full-coverage film cooling.
给出了统一的数学模型，对除湿器和冷却器内复杂的传热传质过程进行描述。
A mathematical model is established to describe the complicated heat and mass transfer in these two components.
冷却塔填料表面传热传质过程的理论计算都与一个经验参数——传质系数有关。
The theoretical models for description of the heat and mass transfer on surfaces of fillers in cooling towers are related to an empirical coefficient the mass transfer coefficient.
并用该模型对逆流密闭式冷却塔内部传热、传质过程进行了模拟。
The model is used to simulate the heat and matter transfer in closed-wet tower.
并用该模型对逆流密闭式冷却塔内部传热、传质过程进行了模拟。
The model is used to simulate the heat and matter transfer in closed-wet tower.
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