制冷机主要分为活塞式压缩机、离心式压缩机、螺杆式压缩机等几种。螺杆式压缩机一问世,便以结构合理、占地面积小、安装维护费用低、自动化程度高等优点受到了广大用户的青睐。目前此机组在石油、化工、水利、矿山、食品加工、制药等行业有着广泛的应用。我厂便有十几台此机组,但令维修人员感到头痛的不是故障难以修理,而是难以准确、快 Chiller is mainly divided into piston compressor, centrifugal compressor, screw compressor and so on. As the advent of screw compressors, they are favored by the majority of users with reasonable structure, small footprint, low installation and maintenance costs, high degree of automation advantages. At present, this unit has a wide range of applications in petroleum, chemical, water conservancy, mining, food processing, pharmaceutical and other industries. I plant will have more than a dozen units of this unit, but to make maintenance staff feel a headache is not difficult to repair, but difficult to accurately and quickly