Mathematical model for spontaneous combustion in goaf in the moving coordinates

Meitan Xuebao/Journal of the China Coal Society

Volumn 34, Issue 8, 2009, Pages 1095-1099

  Zhu, Jian Fang ^a   Cai, Wei ^a   Qin, Yue Ping ^b  

^a NORTH CHINA UNIVERSITY OF SCIENCE AND TECHNOLOGY   (China)

^b CHINA UNIVERSITY OF MINING AND TECHNOLOGY   (China)

Author keywords

Flow field; Goaf; Spontaneous combustion; Temperature field

Indexed keywords

DARCY'S LAW; DYNAMIC MOVEMENTS; FICK LAW; FULLY MECHANIZED TOP-COAL CAVING; GOAF; LAW OF ENERGY CONSERVATION; MASS CONSERVATION; MINED OUT AREA; MODEL EQUATIONS; MOVING COORDINATES; NUMERICAL VALUES; OXYGEN CONCENTRATION FIELD; PRACTICAL PRODUCTION; TEMPERATURE FIELD; THREE MODELS; WORKING FACE;

COAL; COAL COMBUSTION; COAL INDUSTRY; COAL MINES; COMPUTER SIMULATION; ENERGY CONSERVATION; FLOW FIELDS; LAWS AND LEGISLATION; MATHEMATICAL MODELS; MINING; OXYGEN; SMOKE; THERMOCHEMISTRY; WELDS;

SPONTANEOUS COMBUSTION;

EID: 69749098938     PISSN: 02539993     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (5)

1. Li Zongxiang. Numerical simulation of the temperature rise process caused by spontaneous combustion of coal body around roadways along comprehensive mechanized caving mining goaf[J]. Journal of China Coal Society, 2004, 29(1): 61-65.
2. Zhang Xinhai, Xi Guang, Chen Xiaokun, et al. Determining spontaneous combustion danger zones and predicting spontaneous combustion during mining near-neighbored coal seams[J]. Journal of China Coal Society, 2005, 30(6): 733-736.
3. Zhu Jianfang. Study on the dimensionless mathematical model and criterion for spontaneous combustion in goaf on the moving coordinates[D]. Beijing: China University of Mining and Technology (Beijing), 2006.
4. Qin Yueping, Dang Haizheng, Qu Fang. Dimensionless analysis on heat dissipation of rock surrounding in coal face[J]. Journal of China Coal Society, 1998, 23(1): 62-66.
5. Liu Houfu, Cai Wei, Ma Shangquan, et al. Study on spontaneous combustion mechanism and prediction of goaf in fully mechanized working faces with top coal caving[R]. Beijing: North China University of Science and Technology, 2007.