This paper is based on the VWV system of southern and northern region of a Motor factory in Shanghai, studies the character of DHC VWV system and makes some suggestions about the economic operation of the VWV system.

• 本论文以上海某汽车有限公司南、北两个厂区的变流量空调水系统为实例,研究变流量系统运行过程的特性,针对工厂区域供冷变流量系统的经济运行进行深入的探讨。