| 分散下降管汽包的寿命评定 |
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| 引用本文： | 滕生平,方占领,李余德. 分散下降管汽包的寿命评定[J]. 电力设备, 2006, 7(5): 42-46 |
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| 作者姓名： | 滕生平 方占领 李余德 |
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| 作者单位： | 1. 大唐国际发展股份有限公司,北京市,100041
2. 西安热工研究院有限公司,陕西省,西安市,710500 |
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| 摘 要： | 文章简述了疲劳设计计算发展过程,指出汽包安全运行维护的重点问题。通过对高井热电厂5号汽包的探伤检验、资料审查,并结合高井热电厂5号炉汽包的运行工况,对国产第1台100MW汽包进行了寿命分析。给出了在确保汽包安全的情况下锅炉的正常启停次数,并指出了正常运行中的重点监测部位。
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| 关 键 词： | 汽包 寿命评定 应力分析 疲劳 断裂 |
| 收稿时间： | 2005-11-22 |
| 修稿时间： | 2005-11-22 |
Life Span Evaluation of Boiler Drum with Distributed Downcomers |
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| TENG Sheng-ping,FANG Zhan-ling,LI Yu-de. Life Span Evaluation of Boiler Drum with Distributed Downcomers[J]. Electrical Equipment, 2006, 7(5): 42-46 |
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| Authors: | TENG Sheng-ping FANG Zhan-ling LI Yu-de |
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| Abstract: | The paper briefs the development process of fatigue design calculation, indicates the key problems of safe operation and maintenance of boiler drum.Through the detective examination on the drum of No. 5 boiler in Gaojing Cogeneration Power plant, material examination,and by combining with the operation Conditions of drum of No. 5 boiler ha Gaojing Cogeneration Power Plant,conducts the life span analysis of first home-made 100 MW boiler drum,gives the mormal start-up--shutdown times under the condition of ensuring drum safety and indicates the key monitoring locations in the normal operation. |
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| Keywords: | boiler drum life span evaluation stress analysis fatigue crack |
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