填料是冷却塔最重要的部分，它的效率高低，取决于冷却水与空气在填料中充 分接触的程度。填料耐温50℃～68℃，耐老化，性能优良、抗紫外线，寿命长。
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.
以聚氯乙烯(PVC)为材质的冷却塔塑料淋水填料由于表面凹凸不平和厚薄不匀，无法用标准方法进行检测。
Being rough and uneven in surface and thickness, plastic cooling fillers for cooling tower which are made from polyvinyl chloride (PVC) doesn't examined with standard method.
介绍了空气预冷系统的不同流程以及喷淋式、 塔板式、 填料式冷却塔，分析了其优缺点；
The paper describes the different processes relating to air precooling systems and cooling towers of spray type, perforated plate type and packed type with their advantages and deficiencies analyzed.
应用推荐