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Electromagnetic emission technique of monitoring rock burst and its application

Abstract

Experimental study shows that electromagnetic emission (EME) is caused by the crack expansion and friction of granules during rock and coal burst failure. The higher the stress in the coal, the stronger the deformation and the failure, and the stronger the signal of the EME. The EME is increased by a relatively large margin before the slight shock and rock burst break out at a spot. Therefore, some methods of monitoring and forecasting the danger of rock burst are proposed, such as critical point and deviation values which are non-contract methods. 12 refs., 3 figs., 1 tab.
Authors:
Dou, L; He, X; Wang, E [1] 
  1. China University of Mining and Technology, Xuzhou (China). School of Energy Science and Engineering
Publication Date:
Jul 01, 2004
Product Type:
Journal Article
Reference Number:
CLA-00:120079
Resource Relation:
Journal Name: Mei T'an Hsueh Pao (Journal of China Coal Society); Journal Volume: 29; Journal Issue: 4; Other Information: Imdou@cumt.edu.cn; PBD: 2004
Subject:
01 COAL, LIGNITE, AND PEAT; ROCK BURSTS; STRESSES; MONITORING; FORECASTING; DEFORMATION; ELECTROMAGNETIC RADIATION; COAL MINES; UNDERGROUND MINING; COAL SEAMS; FAILURES; WORKING FACES
OSTI ID:
20534922
Country of Origin:
China
Language:
English
Other Identifying Numbers:
Journal ID: ISSN 0253-9993; MTHPDA; TRN: 001200079
Submitting Site:
CLA
Size:
page(s) 396-399
Announcement Date:
Dec 18, 2004

Citation Formats

Dou, L, He, X, and Wang, E. Electromagnetic emission technique of monitoring rock burst and its application. China: N. p., 2004. Web.
Dou, L, He, X, & Wang, E. Electromagnetic emission technique of monitoring rock burst and its application. China.
Dou, L, He, X, and Wang, E. 2004. "Electromagnetic emission technique of monitoring rock burst and its application." China.
@misc{etde_20534922,
title = {Electromagnetic emission technique of monitoring rock burst and its application}
author = {Dou, L, He, X, and Wang, E}
abstractNote = {Experimental study shows that electromagnetic emission (EME) is caused by the crack expansion and friction of granules during rock and coal burst failure. The higher the stress in the coal, the stronger the deformation and the failure, and the stronger the signal of the EME. The EME is increased by a relatively large margin before the slight shock and rock burst break out at a spot. Therefore, some methods of monitoring and forecasting the danger of rock burst are proposed, such as critical point and deviation values which are non-contract methods. 12 refs., 3 figs., 1 tab.}
journal = []
issue = {4}
volume = {29}
journal type = {AC}
place = {China}
year = {2004}
month = {Jul}
}