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期刊论文

Characteristics of rockburst and its mining technology in mines

吴爱祥WU Ai-xiang SUN Ye-zhi Gour Sen SHEN Hui-ming YANG Bao-hua

J. CENT. SOUTH UNIV. TECHNOL. Vol. 9 No.4 ,-0001,():

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摘要/描述

In order to resolve how to mine under the comdition of high stress with rockburst, this paper analyzes the law of rockburst, and considers that most of the rockbursts occur in the high stress area of stope. A method rockburst forecast, and its steps are given, and three different stages of rockburst ane identified. Furhtermore, this paper considers that blasting energy can effectivley control rocdburst by changing the characteristics of rock mass, which decreases the probability of rockburst happening. According to characteristics of rockburst, two feasible mining techniques uneder rockburst conditions are put forward, that is stoping-and-filling method, and sublevel caving method of mining withour any sills in hanging wall.

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