水冷螺杆式冷水机组回油技术探讨  

Discussion on oil return technology of water-cooled screw water chiller

作　　者：李杰 Li Jie(Ingersoll Rand Engineering&Technology Center-Asia Pacific)

机构地区：[1]英格索兰亚太工程技术中心

出　　处：《制冷与空调》2019年第11期38-41,共4页Refrigeration and Air-Conditioning

摘　　要：水冷螺杆式冷水机组的蒸发器回油是机组可靠性的关键,本文主要探讨气泵回油、热虹吸回油和引射器回油这3种回油方式在水冷螺杆式冷水机组中的应用。通过其工作原理和测试结果,分析3种回油方式的回油效果以及优缺点。Oil return technology is critical for the reliability of water-cooled screw water chiller.The applications of three kinds of oil return technology including gas pump oil return,thermosiphon oil return and ejector oil return are introduced.Their oil return effects and advantages&disadvantages are analyzed based on the working principle and test results.

关 键 词：水冷螺杆式冷水机组 气泵回油 热虹吸回油 引射器回油 

分 类 号：TU8[建筑科学]