Double layered seepage model and oxygen consumption-temperature rising characteristics in goaf

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

Volumn 38, Issue 2, 2009, Pages 182-186

  Li, Zong Xiang ^a   Wu, Qiang ^b   Pan, Li Ming ^c  

^a LIAONING TECHNICAL UNIVERSITY   (China)

^b HEILONGJIANG UNIVERSITY OF SCIENCE AND TECHNOLOGY   (China)

^c Fuxin Mining Institute   (China)

Author keywords

Flow concentration zone with high oxygen concentration; Free caving; Goaf; Numerical simulation; Regular caving; Upper and lower flow deck

Indexed keywords

FLOW CONCENTRATION ZONE WITH HIGH OXYGEN CONCENTRATION; FREE CAVING; GOAF; NUMERICAL SIMULATION; REGULAR CAVING; UPPER AND LOWER FLOW DECK;

AIR; COAL; COAL COMBUSTION; COAL DEPOSITS; COAL INDUSTRY; COMPUTER SIMULATION; CONCENTRATION (PROCESS); DESORPTION; FLOW SIMULATION; LEAKAGE (FLUID); SEEPAGE; SPONTANEOUS COMBUSTION;

OXYGEN;

EID: 64249108976     PISSN: 10001964     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (12)

1. LI Zong-xiang, XU Duan-ping, LIU Li-qun. Study on numerical simulation about the dividing of spontaneous ignition "three bands" in operation goaf[J]. Journal of Liaoning Technical University, 2002, 21(5): 455-548.
2. HE Xiao-gang, ZHANG Ren-wei, PEI Xiao-dong, et al. Numerical simulation for determining three zones in the goaf at a fully-mechanized coal face[J]. Journal of China University of Mining & Technology, 2008, 18(2): 199-203.
3. WU Zheng-yan, JIANG Shu-guang, HE Xin-jian. Study of 3-D numerical simulation for gas transfer in the goaf of the coal mining[J]. Journal of China University of Mining & Technology, 2007, 17(2): 152-157.
4. LIU Wei-qun, MIAO Xie-xing. Numerical analysis of finite deformation of overbroken rock mass in gob area based on euler model of control volume[J]. Journal of China University of Mining & Technology, 2006, 16(3): 245-248.
5. LI Zong-xiang, MENG Xian-chen, JI Chuan-ren. Non-Darcy seepage iterative algorithm for caving heterogeneous flat flow field[J]. Mechanics in Engineering, 2007, 29(2): 28-30.
6. LI Zong-xiang, LU Zhong-liang, WU Qiang, et al. Numerical simulation study of goaf methane drainage and spontaneous combustion coupling[J]. Journal of China University of Mining & Technology, 2007, 17(4): 503-507.
7. ZHANG Xin-hai, XI Guang. Study on partition of spontaneous combustion danger zone and prediction of self-ignition in coalmine based on numeric simulation[J]. Journal of Coal Science & Engineering, 2006, 12(1): 56-59.
8. Li Zong-xiang, Tong Hai-fang. Study on oxygen concentration no equilibrium in caving goaf[J]. China Mining Magazine, 2006, 15(9): 91-94.
9. LI Zong-xiang, WU Qiang. Numerical simulation of the coupling action mechanism of spontaneous combustion and gas effusion in goaf[J]. Journal of China University of Mining & Technology, 2008, 37(1): 38-42.
10. LI Zong-xiang, MENG Xian-chen, PAN Li-ming. Study on the inferior spontaneous combustion state and towards spontaneous combustion transform in goaf[J]. Fire Safety Science, 2007, 16(4): 208-213.
11. LI Zong-xiang, HUANG Zhi-an, ZHANG Ai-ran. Numerical analysis on the law of goaf methane emission and discharge when using tailing way[J]. Journal of China University of Mining & Technology, 2008, 18(2): 164-167.