氮气压缩机是工作压力范围为液体300Mpa, 气体90Mpa，按轴的型式分为单轴多级式，双轴四级式。
关键词:氮气压缩机;连杆;断裂;安装;质量 [gap=461]Keywords:Nitrogen compressor; Connecting rod;Rupture; Installation;Quality
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介绍了高炉煤气压缩机采用氮气密封的改造。
Reformation of nitrogen seal of blast furnace gas compressor is introduced.
压缩机出口压力是压缩机的重要性能指标之一，常规的确定方法是进行氮气等气体的试注，通过试注结论获取注气压缩机出口压力。
The outlet pressure of the compressor is one of important performance indexes, the routine determination method for the outlet pressure of the compressor is to carry on the nitrogen injection test.
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