| 双密封技术在回转式空气预热器密封改造中的应用 |
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| 引用本文： | 刘贵锋,孙建波.双密封技术在回转式空气预热器密封改造中的应用[J].热力发电,2005,34(3):37-38,41. |
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| 作者姓名： | 刘贵锋 孙建波 |
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| 作者单位： | 淮北国安电力有限公司,安徽,淮北,235106;北京华能达电力技术应用有限公司,北京,100053 |
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| 摘 要： | 通过对淮北第二发电厂2台300MW燃煤机组锅炉回转式空气预热器(空预器)漏风原因的分析，提出了空预器“双密封”改造的可行性方案。改造后，较好地解决了回转式空预器漏风大、自动漏风控制系统可靠性差等问题。
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| 关 键 词： | 锅炉 回转式 空预器 漏风 双密封 改造 |
| 文章编号： | 1002-3364(2005)03-0037-02 |
APPLICATION OF DUAL-SEALING TECHNOLOGY IN RETROFITTING SEAL OF ROTARY AIR PREHEA TERS |
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| LIU Gui-feng,SUN Jian-bo.APPLICATION OF DUAL-SEALING TECHNOLOGY IN RETROFITTING SEAL OF ROTARY AIR PREHEA TERS[J].Thermal Power Generation,2005,34(3):37-38,41. |
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| Authors: | LIU Gui-feng SUN Jian-bo |
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| Abstract: | Through cause analysis of air leakage in rotary air preheaters for boilers of two 300 MW coal-firing units at Huaibei Power Plant No.2,a feasible scheme of retrofitting the said air preheaters into dual-sealing has been put forward.After retrofitting,problems such as large amount of air leakage in said air preheaters and bad reliability of automatic air leakage control system etc.have been solved. |
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| Keywords: | boiler rotary type air preheater air leakage dual-sealing retrofit |
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