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Effect of Application of Transient Electromagnetic Method in Detection of Water-Inrushing Structures in Coal Mines

โœ Scribed by Depin Han; Dan Li; Xuefeng Shi


Book ID
116847194
Publisher
Elsevier
Year
2011
Weight
412 KB
Volume
3
Category
Article
ISSN
1878-5220

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Wavelet analysis method of harmonics and
โœ Fan ZHANG; Ming LI ๐Ÿ“‚ Article ๐Ÿ“… 2010 ๐Ÿ› Elsevier ๐ŸŒ English โš– 397 KB

In this study we propose an analytical method based on orthogonal wavelet transforms for detecting harmonic noise and Electromagnetic Interference (EMI) from power supply systems and equipment in coal mines. The method will separate interference from signals through wavelet packet decomposition and