An explanation of large-scale coal and gas outbursts in underground coal mines: the effect of low-permeability zones on abnormally abundant gas

Large-scale coal and gas outbursts pose a risk of fatal disasters in underground mines. Large-scale outbursts (outburst of coal and rock greater than 500 t) in recent years in China indicate that there is abundant gas in areas of outbursts containing large amounts of potential energy. The adequate s...

Full description

Bibliographic Details
Main Authors: F. H. An, Y. P. Cheng
Format: Article
Language:English
Published: Copernicus Publications 2014-08-01
Series:Natural Hazards and Earth System Sciences
Online Access:http://www.nat-hazards-earth-syst-sci.net/14/2125/2014/nhess-14-2125-2014.pdf