Research progress and development direction on advanced detection in mine roadway working face using geophysical methods
Research progress and development direction on advanced detection in mine roadway working face using geophysical methods
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发表时间:
2014
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通讯作者:
Cheng Jiu-lon
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作者:
Cheng Jiu-lon
The advanced detection in mine roadway working face using geophysical methods requires an accurate detection of the geological anomaly,with a small detection space and strong interference.This paper summarized the geophysical methods(seismic method,DC electrical method,transient electromagnetic method and other geophysical methods)on advanced detection from the principle,current research,technical features and equipment.Then the paper introduced the latest progress,including fine seismic imaging,advanced detection using channel waves,wave-field transformation and synthetic aperture of transient electromagnetic method,DC focus resistivity method,advanced detection using magnetic resonance,advanced detection of mine collapse column,the whole space inversion and joint inversion.Furthermore,focusing on increasing the precision,resolution,anti-interference ability and detection range to achieve fine detection,the paper proposed the development direction of advanced detection,including improving the basic theory of geophysical field in whole space,developing new techniques and the fine data processing methods to raise the detection precision and resolution.The development direction of instrumentation is instant prediction,intelligentization,integration,lightweight and anti-interference.