| 1. | Renovation to water circulation for hot water boiler
氢气压缩机机封冷却水循环利用改造 |
| 2. | Repair technique of the crank shafts of 2n45 - 130 362 nitrogen - hydrogen gas compressors
362氮氢气压缩机曲轴修复技术 |
| 3. | 5 ) research of circle hydrogen compressor with dry air seal
5 )循环氢气压缩机干气密封的先进技术研究，为今后扩大应用奠定了基础。 |
| 4. | Development of an on - line monitoring system for a large - scale reciprocating hydrogen compressor group based on labview
的大型往复式氢气压缩机组在线监测系统开发 |
| 5. | Appointing to the characteristic and operating condition of hydrogen compressor , the carrying capacity , the leakage and the film thickness of the dry gas seal are calculated by the theory of narrow groove
针对氢气压缩机的特点和具体的操作条件，利用窄槽理论对所设计的干气密封进行了承载力、泄漏量及膜厚的计算。 |
| 6. | 2 ) research on conical float seal of centrifugal copressor : the conical float seal technique is applied in the circle hydrogen compressors of diesel oil hydrogenation device which have 800 thousand tons output
2 )循环氢气压缩机锥形浮环密封的技术研究，年产80万吨柴油加氢装置的循环氢气压缩机采用锥形浮环密封，技术先进，使用可靠。 |
| 7. | It brings remarkable economic results and social beneficial results . this paper ' s research focuses on the following aspects : 1 ) aerial compressor reconstruction with float hoop seal : solving the problems of severe abrasion of labyrinth seal , medium contamination of seal oil and seal oil leakage to the lubricating oil system
本文主要针对离心压缩机中富气和循环氢气压缩机的密封技术，进行了以下几个方面的研究： 1 )富气压缩机浮环密封的技术改造，对迷宫密封损坏严重、密封油受到介质污染、密封油窜入润滑油系统等问题进行了研究。 |
