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Application of experimental modal analysis technique to structural design of linear vibrating screen
[期刊论文] 作者：LI Wen-ying(李文英),MI Zhao-yang(米朝阳),WU Wang-guo(武望国),XIONG Shi-bo(熊诗波),
来源：煤炭学报（英文版） 年份：2004
A large model of the screen was mounted in the laboratory for studying its modal performance. The model is suspended with steel ropes. Modal test was carried out with artificially exciting by 500 g impacting hammer and 100 kg exciting force......
Application of wavelet packet decomposition and its energy spectrum on the coal-rock interface ident
[期刊论文] 作者：REN Fang(任芳),YANG Zhao-jian(杨兆建),XIONG Shi-bo(熊诗波),LIANG Yi-wei(梁义维),
来源：煤炭学报（英文版） 年份：2003
The theory and method of wavelet packet decomposition and its energy spectrum dealing with the coal-rock Interface Identification are presented in the paper. The characteristic frequency band of the coal-rock signal could be identified by w......
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