| 干气密封的选用及失效分析 |
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| 引用本文： | 姚新华,何耀辉. 干气密封的选用及失效分析[J]. 润滑与密封, 2011, 36(4). DOI: 10.3969/j.issn.0254-0150.2011.04.028 |
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| 作者姓名： | 姚新华 何耀辉 |
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| 作者单位： | 中海油南海东部石油管理局惠州油田,广东深圳,518067 |
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| 摘 要： | 介绍干气密封的结构及工作原理;基于干气密封的结构类型及使用条件,给出干气密封的选用原则;分析干气密封失效的原因并给出相应的防范措施。干气密封要根据被输送介质的特性、介质的温度和压力范围、干气密封使用环境及密封系统转速等选用。导致干气密封失效主要原因有设计不合理、密封气源质量差、控制系统的故障等,在设计和使用时必须加以注意。
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| 关 键 词： | 干气密封 非接触密封 失效分析 |
The Choice and Failure Analysis of Dry Gas Seal |
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| Yao Xinhua,He Yaohui. The Choice and Failure Analysis of Dry Gas Seal[J]. Lubrication Engineering, 2011, 36(4). DOI: 10.3969/j.issn.0254-0150.2011.04.028 |
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| Authors: | Yao Xinhua He Yaohui |
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| Affiliation: | Yao Xinhua He Yaohui(CNOOC South China Oil Administrative Bureau Huizhou Oil Field,Shenzhen Guangdong 518067,China) |
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| Abstract: | The structure and principle of dry gas seal were introduced,the selecting principle was given based on the structure type of dry gas seal,the failure causes were analyzed and the corresponding preventive measures were presented.The choice of dry gas seal is based on the characteristics of transmission medium,the temperature and pressure of medium,the working conditions of dry gas seal and the speed of seal system.The causes of dry gas seal failure are because of the irrational design of seal structure,the p... |
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| Keywords: | dry gas seal noncontact seal failure analysis |
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