结合近年来工程实践 ,介绍了在冷却塔中应用成熟的和最新在工程中应用且行之有效的各种防冰冻措施及其设计要点 ,指出了冷却塔运行操作中应注意的问题 Combining with the engineering practice in recent years, the various anti-freezing measures and their design essentials that are mature and newly applied in the cooling tower and are effective in the project are introduced, and the problems that should be paid attention to in the operation of the cooling tower are pointed out