LSKF2-20C螺杆式制冷机组的技术改造  

Innovation on LSKF2-20C Spiral Refrigeration System Automation

作　　者：刘省宁 施国有 

机构地区：[1]浙江衢化氟化学有限公司,浙江衢州324004

出　　处：《化工生产与技术》2006年第2期35-37,共3页Chemical Production and Technology

摘　　要：采用以PLC可编程控制器为核心,通过对AD模块、各种压力温度传感器、人机界面有机地组合,完成了对螺杆式制冷机组进行有序的控制和监控。改造后机组实现了远程控制,根据主装置所需冷量自动调节,取得了良好的效果。A PLC programmable controller is used as the core, to accomplish control and supervision over screw refrigeration system through AD module, pressure and temperature sensors, human-machine interface combination. After the innovation, the system can be supervised in the long distance with no body on duty, can be automatically adjusted according the coldnessnecessary by the main device and gain a good effect.

关 键 词：螺杆式制冷机组 PLC 自动化 改造 

分 类 号：TB651[一般工业技术—制冷工程]