A developing trend for the high-speed centrifugal compressor is predicted. The non-oil seal will gradually take the place of the wet seal and it will obtain zero leakage of the seal unit.
最后，对高速离心压缩机发展趋势做出了展望，提出无油密封将逐渐取代湿式密封，真正达到密封装置的介质的“零泄漏”。
Centrifugal hydrogen compressor has problems of high rotating speed, complex structure and high difficulty in vibration cause analysis.
离心式氢气压缩机转速高、结构复杂、振动原因分析难度高。
Application of this system in high speed centrifugal compressor shows that the wear and leakage are very little. The operation is stable and reliable.
该系统在高转速离心压缩机中的应用表明，磨损泄漏均微小，运行稳定可靠。
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