直接蒸发式空气冷却器是利用原有的湿表面工作的。
The direct type of evaporative air cooler uses primary wet surfaces.
它开辟了一条热处理过程热能充分利用的新途径，比通常尾气直接排入大气的空气冷却器提高热效率30%以上。
It is a novel approach to full utilization of heat energy during heat treatment, with 30% increased heat efficiency compared to normal air condensers whose exhaust is directly put to atmosphere.
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.
为了提高直接蒸发冷却器的换热效率，寻求一种新型填料——冷却塔用多孔陶瓷填料，并对其进行实验研究。
In order to improve the heat exchange efficiency on direct evaporative cooler, finds a new filler, called porous ceramic filler which is used in cooling towers, and does experimental study.
指出按照直接蒸发冷却器填料的参数来设计多孔陶瓷填料将有广泛的应用前景。
Puts forward that if the porous ceramic filler is designed in accordance with the fillers in direct evaporative cooler, there will be a wide application perspective in future.
分析了除湿系统中直接蒸发式表面冷却器在结霜工况下的换热特性，特别是结霜速度、结霜时间以及结霜时的换热计算。
This paper analyzes some heat-exchange characteristics of evaporator on the condition of frosting in the desiccation system, especially of frost velocity, frosting time and heat exchange calculation.
最后提出多孔陶瓷间接蒸发冷却器与直接蒸发冷却器复合的二级蒸发冷却系统，其冷却效果更逼近露点。
Finally, the effect of the two-stage evaporative cooling system was present, which are both made of porous ceramic material will be more possible to access to the dew point.
最后提出多孔陶瓷间接蒸发冷却器与直接蒸发冷却器复合的二级蒸发冷却系统，其冷却效果更逼近露点。
Finally, the effect of the two-stage evaporative cooling system was present, which are both made of porous ceramic material will be more possible to access to the dew point.
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