The "Three Zones" microcirculation theory of goaf spontaneous combustion and a numerical simulation of the air leakage flow field

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

Volumn 38, Issue 6, 2009, Pages

  Yang, Sheng Qiang ^a   Xu, Quan ^a   Huang, Jin ^a   Chu, Ting Xiang ^a  

^a CHINA UNIVERSITY OF MINING AND TECHNOLOGY   (China)

Author keywords

Goaf; Microcirculation of oxygen and thermal; Optimum air supply amount; Spontaneous combustion of "Three Zones"

Indexed keywords

AIR SUPPLY; GOAF; OPTIMUM AIR SUPPLY AMOUNT; THREE ZONES;

COAL COMBUSTION; FIREPROOFING; FLOW FIELDS; FLOW SIMULATION; LEAKAGE (FLUID); MICROCIRCULATION; MINING; OXYGEN SUPPLY; SIMULATORS; SMOKE;

SPONTANEOUS COMBUSTION;

EID: 71949124220     PISSN: 10001964     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (10)

1. Yang Sheng-Qiang, Yin Wen-Xuan, Yu Bao-Hai, et al. Theoretical analysis of spontaneous combustion micro-cycle of loose coal in the top-coal caving region of coal gates[J]. Journal of China University of Mining & Technology, 2008, 37(5):590-594.
2. Cui Kai, Zhang Dong-Hai, Yang Sheng-Qiang. Determination of spontaneous combustion region in gobs and numerical simulation of air-flowing field [J]. Journal of Shandong University of Science and Technology: Natural Science, 2002, 21(4):88-92.
3. Wang Lei, Yang Sheng-Qiang. Rule of the distribution of three-zone for spontaneous combustion and its numerical simulation research in goaf [J]. Energy Technology and Management, 2006(3):12-15.
4. Zhang Rui-Ling, Yang Yun-Liang, Ma Zhe-Lun, et al. Computer simulation in spontaneous-combustion gob's air flowing field, temperature field and heat-pressure field[J]. Journal of Jiaozuo Institute of Technology, 1998, 17(4):253-256.
5. Li Zong-Xiang, Xu Duan-Ping, Liu Li-Qun. Study on numerical simulation about the dividon of spontaneous ignition "three bands" in operation goaf[J]. Journal of Liaoning Technical University, 2002, 21(5):545-548.
6. Qi Qing-Jie, Huang Bo-Xuan. Determination of positions of natural combustion source points in waste areas by flow field theory[J]. Industrial Safety and Dust Control, 1997(9):29-32.
7. Zhang Xin-Hai, Xi Guang, Xu Jing-Cai, et al. Partition of spontaneous combustion dangerous zone and prediction of spontaneous combustion based on numerically modeling the flow field at fully mechanized caving face [J]. Journal of University of Science and Technology Beijing, 2005, 27(6):641-645.
8. Zhang Xin-Hai, Liu Can, Zhou Jin-Sheng, et al. Modeling of flow field and partition of spontaneous combustion danger zone in gob of fully mechanized caving face[J]. Journal of XI'AN University of Science and Technology, 2006, 26(1):6-9.
9. 1996
10. Li Zong-Xiang, Jia Jin-Zhang, Li Qing-Gang. Numerical simulation of the spontaneous combustion laws in goaf of boost working face[J]. Mining Research and Development, 2005, 25(5):84-88.