| 1000MW塔式炉水冷壁泄漏原因分析及处理 |
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| 引用本文： | 张仁珊,蒋家华. 1000MW塔式炉水冷壁泄漏原因分析及处理[J]. 浙江电力, 2010, 29(11): 49-51 |
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| 作者姓名： | 张仁珊 蒋家华 |
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| 作者单位： | 神华国华宁海发电厂,浙江宁海315612 |
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| 摘 要： | 神华国华宁海发电厂5号1 000 MW锅炉水冷壁采用T23材料,在水压试验和机组调试阶段都出现了泄漏问题。通过分析焊缝裂纹产生的原因,提出了解决措施,制定了T23焊接操作要点及推荐热处理工艺,以期为国内同类型机组的焊接质量监督和控制提供借鉴。
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| 关 键 词： | 水冷壁 T23 泄漏 焊接 热处理 |
Analysis and Treatment of Water-cooled Wall Leakage for 1000 MW Tower-type Boiler |
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| ZHANG Ren-shan,JIANG Jia-hua. Analysis and Treatment of Water-cooled Wall Leakage for 1000 MW Tower-type Boiler[J]. Zhejiang Electric Power, 2010, 29(11): 49-51 |
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| Authors: | ZHANG Ren-shan JIANG Jia-hua |
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| Affiliation: | (Shenhua Guohua Ninghai Power Plant,Ninghai Zhejiang 315612,China) |
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| Abstract: | The crack of water-cooled wall made of T23 steel in 1 000 MW Boiler 5 occurred during the hy-draulic pressure test and unit commissioning processes in Shenhua Guohua Ninghai Power Plant.Through the analysis of the reasons for weld crack,this paper puts forward the solutions,formulates the T23 weld operation key points and the recommended thermal treatment technology to serve as a reference for the weld quality supervision and control for the domestic units of the same kind. |
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| Keywords: | water-cooled wall T23 leakage weld heat treatment |
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