硫磺沟煤矿厚煤层地应力场研究

Shandong Coal Science and Technology(2014)

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Abstract
针对硫磺沟煤矿(4-5)04面受冲击地压影响情况,分别对该面进行地应力测试,单点探测。分析得出该面地应力场以垂直应力为主,回风上山、主暗斜井、副暗斜井易受最大水平主应力的影响,巷道变形较大;在皮顺上帮、迎头,下帮迎头,皮顺掘进迎头和轨顺迎头下帮煤岩体破碎带。
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