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The Study on Prevention of Rockburst When Mining in Folding Structure Areas

Authors: Guo-xiang Chen; Lin-ming Dou; Zhi-rong Wang;

The Study on Prevention of Rockburst When Mining in Folding Structure Areas

Abstract

In order to discuss the relation between rock burst and stress field in folding structure areas, the law the changing law of local stress area induced by mining was studied by FLAC2D simulation procedure and the targeted prevention measure was proposed from a strategic defense view based on the characteristics of rockburst in fold areas. The results show that the higher elastic energy will be accumulated easily and hazard of rockburst will be more serious when advancing downhill from anticline to syncline and mining the coalface near the wing parts firstly, then mining the coalface near the syncline. The direction of roadway should be parallel to the maximal horizontal stress or with a small angle. The most benefit direction of mining coal face should be advancing from syncline to anticline and the optimal layout should be mining the coalface firstly near the syncline.

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
4
Average
Average
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