Using the example of circulation cooling water system in Yangzi Petrocdemical Company (YPC) oil refining plant, the formation reason and control methods of slime are analyzed systematically.
结合扬子石化公司炼油厂循环冷却水系统的实例，系统地分析了粘泥的成因，并提出了控制对策。
2
The adding system regards the slime water of the free district of the thickener as detecting target, sedimental speed as the feedback, form the close-circuit control system.
该添加系统以浓缩池自由区的煤泥水为检测对象，以沉降速度作为反馈量，构成闭环控制系统。
3
The test result showed that enzymatic treatment agent is a non-polluting and effective method for control of biological slime in industrial circulating water system.