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科技导报  2014 

粒子群优化算法在齿轮箱振动信号去噪中的应用

DOI: 10.3981/j.issn.1000-7857.2014.13.004, PP. 28-32

Keywords: 粒子群优化算法,齿轮箱,黄金分割,带通滤波器,小波滤波器

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Abstract:

以振动频谱分析和粒子群优化算法为主要理论依据,以风力涡轮机齿轮箱为例,提出一种基于一维加速搜索算法和粒子群优化的齿轮箱振动信号去噪方法。利用一维加速搜索算法缩减搜索范围,应用粒子群优化算法提升优化效果,对切比雪夫带通滤波器和Morlet小波滤波器的设计参数进行优化,并对齿轮箱故障振动信号进行滤波处理。仿真实验结果表明,此方法能够实现快速有效滤波去噪,适用于齿轮箱实时故障诊断的研究,具有一定的理论研究价值和实践应用价值。

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