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基于阶次分析的非平稳工况下风力发电机组齿轮箱故障诊断
Authors
徐浩
李方义
+4 more
王黎明
聂延艳
赵登利
陈孝旭
Publication date
1 January 2020
Publisher
Editorial Office of Journal of Mechanical Transmission
Doi
Cite
Abstract
齿轮箱是风力发电机组的关键传动部件,长期承受复杂的非平稳负载,容易出现裂纹、断齿、磨损等齿轮故障,造成安全事故及经济损失,对其进行故障诊断意义重大。针对传统的频谱分析方法无法满足非平稳工况下风电机组齿轮箱故障诊断的问题,利用阶次分析的方法对齿轮箱进行了故障诊断研究。分析了阶次分析方法的基本原理,推导并总结了齿轮箱特征阶次,最后,利用阶次分析方法对真实风场数据进行分析,准确识别了齿轮箱中的故障
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Last time updated on 06/04/2023