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螺杆式氨制冷压缩机在低温工况时出现供油压力低问题,这是一个比较普遍的现象。本文通过分析螺杆式制冷压缩机试验结果,求得螺杆式制冷压缩机供油压力低问题的根源。
It is a common phenomenon that the screw ammonia refrigeration compressor has low oil supply pressure at low temperature. In this paper, by analyzing the test results of screw refrigeration compressor, find the root cause of the problem of low supply pressure of screw refrigeration compressor.