| 波纹管膨胀节在热管道中破损原因分析及解决办法 |
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| 引用本文： | 程永新.波纹管膨胀节在热管道中破损原因分析及解决办法[J].电力建设,2011,32(12):76-78. |
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| 作者姓名： | 程永新 |
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| 作者单位： | 中国电力工程顾问集团中南电力设计院 |
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| 摘 要： | 以某热电厂为例，介绍了厂区供热管网中的2个内外压平衡型波纹膨胀节在机组试运行时出现胀裂破损的情况，分析了其胀裂破损的原因，并提出了解决问题的方法和建议，可为波纹管膨胀节在供热管网中的合理布置、安装及加工等方面提供参考。
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| 关 键 词： | 波纹管膨胀节 胀裂破损 热补偿 |
| 收稿时间： | 2011-05-03 |
Causes Analysis and Solutions for Crack of Bellows Expansion Joint in Heating Pipeline |
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| CHENG Yongxin.Causes Analysis and Solutions for Crack of Bellows Expansion Joint in Heating Pipeline[J].Electric Power Construction,2011,32(12):76-78. |
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| Authors: | CHENG Yongxin |
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| Affiliation: | CHENG Yongxin (Central Southern China Electric Power Design Institute of China Power Engineering Consulting Group,Wuhan 430071,China ) |
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| Abstract: | During the operation of units in some thermal power plant, the crack occurs of two bellows expansion joints of internal and external pressure balance in the heating network. The causes are analyzed and the solutions proposed, providing references for rational distribution, installation and fabrication of bellows expansion joints in heating network. |
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| Keywords: | bellows expansion joint crack compensation for thermal expansion |
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