Gray Relevancy Analysis on Blasters' Unsafe Act in Chinese Coal Mine

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Abstract:

In order to find exactly which unsafe act would cause gas explosions easily, some traditional statistics of the blasters' unsafe act which recorded during 1999 to 2008 were reviewed. The gray relevancy analysis method was used to analyze the blaster's unsafe act. The gray relevancy degree of blaster's unsafe act was got. Results show that the four kinds of act ('blasting with fire or coal mine electric power', do not cover the connection of bus properly', 'hole sealing without water stemming', 'do not have enough stemming') have a closer relationship with gas explosions.

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Advanced Materials Research (Volumes 726-731)

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863-868

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August 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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