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碱回收锅炉底部水冷壁复合管裂纹损坏情况分析
Analysis of Crack Damage of Complex Pipes of Water Cooling Wall in the Bottom Part of Recovery Boiler Furnace Chamber
收稿日期：  
DOI：10.11980/j.issn.0254-508X.2014.10.012
关键词:  碱回收锅炉  水冷壁管  裂纹  炉膛截面热负荷  热膨胀系数
Key Words:alkaline recovery boiler  pipes of water coding wall  crack  furnace cros-section heat release rate  thermal expension cofficient
基金项目:
作者单位
覃安业 广西南宁凤凰纸业有限公司，广西南宁，530031 
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摘要:介绍了碱回收锅炉底部水冷壁的基本情况及水冷壁中复合管不锈钢层的各种裂纹现象，详细分析了产生裂纹的原因，阐述了水冷壁复合管产生裂纹的危害和采取的修复措施。
Abstract:The water cooling wall in the bottom part of recovery boiler furnace chamber and the phenomenon appearing various cracks on the stainless steel layer of the complex pipes were introduced. The reasons of cracks generation were analysed in details and the endangerment of the cracks and the measures for its restoration were discussed.
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