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Reason Analysis of Blade Broken of Adjustable Blade Axial Flow Fan
Author(s): 
Pages: 72-74
Year: Issue:  4
Journal: Guangxi Electric Power

Keyword:  动叶可调式轴流风机叶片失速叶片断裂;
Abstract: 对一起动叶可调式轴流风机叶片全部断裂的事故进行分析.通过现场检查与分析,得出叶片断裂的原因为液压缸渗油造成叶柄轴承损坏卡涩,从而导致叶片发生失速,同时由于自身存在铸造缺陷,叶片无法承受失速造成的强大冲击力而断裂.为防止类似事故再次发生,提出了相应的预防措施,为动叶可调式轴流风机的安全稳定运行提供参考依据.
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