| 淘帖主题 | 作者 | 回复/查看 | 最后发表 |
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EMD后求各IMF量包络谱和IMF的瞬时频率
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0796wh 2009-10-13 13:46 | 8 3942 | woshiqiao 2015-5-27 16:13 |
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如何理解小波包络谱
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qqvirile 2009-6-20 17:30 | 3 1770 | qqchun 2009-8-2 10:06 |
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（高手解答）包络谱不对啊，得不到正确的包络谱
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xsy710 2008-12-16 18:05 | 25 4936 | tamujin 2012-2-20 17:39 |
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包络谱中如果出现速度的边带如何判断故障 | ym_tang1225 2008-7-22 22:37 | 6 1710 | bluezaggio 2008-7-28 16:23 |
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什么是包络谱 | gb9813 2008-6-5 16:45 | 1 1129 | gb9813 2008-6-5 17:24 |
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怎么用MATLAB作出包络谱 | wwww_ww 2008-5-5 20:33 | 0 939 | wwww_ww 2008-5-5 20:33 |
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包络谱怎么看得像速度谱？？？
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ym_tang1225 2008-5-2 10:02 | 11 1776 | ym_tang1225 2008-5-12 19:17 |
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小波与hilbert变换结合进行信号包络谱分析 | wxk8000 2008-1-9 16:19 | 6 2363 | liuxianming456 2012-12-16 11:50 |
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小波与hilbert变换进行信号包络谱分析 | wxk8000 2008-1-9 16:05 | 13 5254 | anny2008 2012-4-25 09:35 |
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包络谱中幅值多大可以判断轴承已经损坏 | ym_tang1225 2007-12-22 21:13 | 3 1784 | qd0532xgz 2007-12-23 12:58 |
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请问这张包络谱的故障特征是否明显
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zhangnan3509 2007-7-28 12:07 | 15 4524 | yue19890708 2014-8-8 17:25 |
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关于频谱与包络谱的关系 | ym_tang1225 2007-7-16 15:47 | 10 3974 | mier0128 2010-11-4 20:14 |
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包络谱是这样做的吗？ | wangwlcm 2006-7-26 11:41 | 7 2339 | ym_tang1225 2008-3-18 12:02 |
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43 主题 |
1 评论 |
8 订阅 |
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