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基于集中静载荷探测的冲击地压危险性预评价

潘俊锋 王书文 刘少虹 冯美华

岩土工程学报Issue(7):1227-1234,8.
岩土工程学报Issue(7):1227-1234,8.DOI:10.11779/CJGE201407006

基于集中静载荷探测的冲击地压危险性预评价

Pre-evaluation of burst hazards based on concentrated static load detection

潘俊锋 1王书文 2刘少虹 1冯美华2

作者信息

  • 1. 天地科技股份有限公司开采设计事业部,北京 100013
  • 2. 煤炭科学研究总院开采设计研究分院,北京 100013
  • 折叠

摘要

Abstract

In order to understand dangerous situations of work face, to take prevention measures in advance and to reduce late treatment intensity, the correlation between concentrated static load and rock burst is analyzed. A model for burst hazard assessment is established based on the detection of centralized static load, and it is put into practice. The results show that the concentrated static load plays a dominant role in the initiation of rock bursts, and it can be surveyed and unloaded before the mining of work face. The regional centralized static load can be surveyed by using the seismic CT. The proposed model for burst hazard assessment based on seismic wave parameters can be employed to evaluate the dangerous situations of work face and to guide the implementation and check of the control effect of prevention and cure work.

关键词

采矿工程/冲击地压/冲击启动理论/集中静载荷/冲击危险性预评价/地震CT

Key words

mining engineering/rock burst/theory of burst start-up/concentrated static load/burst hazard assessment/seismic CT

分类

矿业与冶金

引用本文复制引用

潘俊锋,王书文,刘少虹,冯美华..基于集中静载荷探测的冲击地压危险性预评价[J].岩土工程学报,2014,(7):1227-1234,8.

基金项目

国家自然科学基金项目(51204097,51104086);国家重点基础研究发展计划(973)计划 ()

岩土工程学报

OA北大核心CSCDCSTPCD

1000-4548

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