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A CART technique to adjust production from longwall coal operations under ventilation constraints
Mining safety Coal mine methane Methane emissions Longwall mines CART analyses
2012/4/14
Methane emissions in longwall coal mines can arise from a variety of geologic and production factors, where ventilation and degasification are primary control measures to prevent excessive methane lev...
Research and application of comprehensive electromagnetic detection technique in spontaneous combustion area of coalfields
Spontaneous combustion area of coalfields High resolution earth resistivity method Transient electromagnetic method Detection
2012/3/27
Perplexed by severe disasters, spontaneous combustion areas of coalfields in China not only lose a large number of precious coal resources but damage the ecological environment badly. The premise of e...
Comprehensive monitoring technique based on electromagnetic radiation and its applications to mine pressure
Working face Mine pressure Electromagnetic radiation Monitoring technique
2012/3/31
Strata pressures are common potential troubles during coal mining, serious ones can cause great catastrophe.This paper presents a new comprehensive electromagnetic radiation (EMR) monitoring technique...