介绍广州钢铁股份有限公司连续轧钢分厂的循环冷却水系统 ,由于原设计不合理 ,运行时出现严重影响产品质量的间断性出水的抽空现象 ;分析了产生抽空现象的原因 ;提出了排除抽空现象的技术措施 Introducing the circulating cooling water system of the continuous rolling mill branch of Guangzhou Iron & Steel Co., Ltd., the reason is that the original design was unreasonable, and the discharge of intermittent effluent which seriously affected the quality of the product occurred during operation. The reason of the evacuation occurred was analyzed. Technical measures