Research on denoising method of abnormal sound signal for direct-driven permanent magnet motor in coal mine
马红荣， 刘洪伟， 牟宗磊 - Journal of Electronic Measurement …, 2023 - jemi.cnjournals.com
针对矿用永磁直驱电机异响声信号噪声干扰大, 有用信号被噪声淹没难以提取的问题,
提出一种融合改进 VMD 与小波软阈值的降噪方法. 首先, 利用粒子群算法优化变分模态分解 …
提出一种融合改进 VMD 与小波软阈值的降噪方法. 首先, 利用粒子群算法优化变分模态分解 …
[PDF][PDF] 矿用永磁直驱电机异响声信号降噪方法研究
马红荣， 刘洪伟， 牟宗磊 - 电子测量与仪器学报, 2023 - jemi.cnjournals.com
针对矿用永磁直驱电机异响声信号噪声干扰大, 有用信号被噪声淹没难以提取的问题,
提出一种融合改进VMD 与小波软阈值的降噪方法. 首先, 利用粒子群算法优化变分模态分解算法 …
提出一种融合改进VMD 与小波软阈值的降噪方法. 首先, 利用粒子群算法优化变分模态分解算法 …
[HTML][HTML] Application of vibration signal detection in mine hoist fault monitoring system
Y Fan, J Zhang, D Han - Journal of Measurements in Engineering, 2023 - extrica.com
Due to the harsh working environment and various types of faults in mine hoists, the
implementation of conventional detection is relatively difficult. In order to improve the …
implementation of conventional detection is relatively difficult. In order to improve the …
Analysis and design of on-line monitoring and fault prewarning system for mine ventilator
SM Xie, ZY Xuan, ZY Li, HM Feng… - Advanced Materials …, 2013 - Trans Tech Publ
According to the present state that traditional regular repair methods are always adopted for
mining equipment maintenance, this paper puts forward a method of installing various …
mining equipment maintenance, this paper puts forward a method of installing various …
Research on the fault diagnosis method of mine fan based on sound signal analysis
S Song, D Qiu, S Qin - Advances in Civil Engineering, 2021 - Wiley Online Library
The underground local fan and auxiliary fan also play a vital role in the underground air
quality, compared with the system fan. However, the number of underground local fans and …
quality, compared with the system fan. However, the number of underground local fans and …
基于MVMD 与CMSE 的水电机组摆度信号消噪方法.
谭志锋， 潘罗平， 安学利 - Large Electric Machine & …, 2022 - search.ebscohost.com
[摘% 要]% 本文提出了\种基于多元变分模态分解(* NFI8K@ J8@ IH@ J8@ I845@ F* 4OH?
HE4< R4L8I845,**?) 与复合多尺度,(M4< R4L8IH* NFI8. LE@ FH> 5IJ4R7, M* D>) …
HE4< R4L8I845,**?) 与复合多尺度,(M4< R4L8IH* NFI8. LE@ FH> 5IJ4R7, M* D>) …
单片机电磁干扰噪声抑制及优化方案
王华平 - 工矿自动化, 2011 - gkzdh.cn
以矿用多功能控制驱动器为例, 提出了一种抑制单片机传导电磁干扰噪声的优化方案.
该方案根据传导电磁干扰噪声产生机理对设备的传导电磁干扰问题进行诊断与抑制 …
该方案根据传导电磁干扰噪声产生机理对设备的传导电磁干扰问题进行诊断与抑制 …