浅谈对空调水系统升温及防冻的改造

On the alteration to the temperature rise and prevent frostbite of air-conditioning water system

对某公司办公区域的空调系统进行了改造,将PLC应用其中,并探讨了在空调制热阶段如何通过PLC程序控制器来控制水泵和电辅,以解决冬季制热和循环水防冻的问题,指出采用PLC进行改造取得了良好的效果。

It alters the air-conditioning system of one company office district and applies PLC in it, and discusses how to control water pump and electric-heating by using PLC program con.trolling equipment in the phase of air-conditioning heating, to solve the problems of heating in winter and circulating water prevent frostbite,and points out that it can get the good effect of using PLC to do alteration.