Numerical simulation on roadway protected by wide coal pillar in super-wide and isolated island fully mechanized top-coal caving face

Zhongguo Kuangye Daxue Xuebao/Journal of China University of Mining and Technology

Volumn 35, Issue 4, 2006, Pages 473-477

  Liu, Chang You ^a   Liu, Kui ^a   Guo, Yong Feng ^b   Wu, Feng Feng ^a   Cui, Dao Pin ^a   Wang, Zhen ^a  

^a CHINA UNIVERSITY OF MINING AND TECHNOLOGY   (China)

^b Beijing Huayu Engineering Company Limited   (China)

Author keywords

Coal pillar stability; Fully mechanized top coal caving face; Stress distribution; Super wide and isolated island; Wide coal pillar protecting the roadway

Indexed keywords

BEARING CAPACITY; CALCULATIONS; COAL MINES; COMPUTER SIMULATION; DEFORMATION; PILLAR EXTRACTION; ROCKS; STABILITY; STRESS CONCENTRATION;

COAL PILLAR STABILITY; FULLY MECHANIZED TOP COAL CAVING FACE; STRESS DISTRIBUTION; SUPER WIDE ISOLATED ISLAND; WIDE COAL PILLAR PROTECTING THE ROADWAY; XINGLONGZHUANG COAL MINE;

ROOM AND PILLAR MINING;

EID: 33748457122     PISSN: 10001964     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (10)

1. CAO Sheng-gen, ZHANG Dong-sheng, DU Wei-xin. Key techniques on super-length fully-mechanized topcoal caving face [J]. Journal of Ground Pressure and Strata Control, 2003, 20 (4): 69-71.
2. CAO Sheng-gen, MIAO Xie-xing. Ground pressure controlling on super-length fully-mechanized mining face with top-coal caving [J]. Journal of China Coal Society, 2001, 26 (6): 621-625.
3. HE Ye, CAI Qing-xiang, DOU Lin-ming, et al. Hazards of rock burst in island coal face and its control in coal mine Jining No. 2 [J]. Journal of Rock and Soil Mechanics, 2003, 24 (Supp.): 593-596.
4. ZHAI Suo-ye, ZHANG Kai-zhi. The critical width of middle elastic area of the coal pillar to safeguard working [J]. Journal of Ground Pressure and Strata Control, 2003, 20 (4): 14-16.
5. WU Jian, LU Ming-xin, ZHANG Yong, et al. Simulation research on stress distribution of surrounding rocks of LTCC work face [J]. Journal of Rock Mechanics and Engineering, 2002, 21 (Supp.): 2356-2359.