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Tongda Zheng on Muck Rack

Tongda Zheng

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Articles

Study on spontaneous combustion characteristics and fire prevention technology in the fully mechanized top-coal caving face of Gaojiapu coal mine

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By HaiQuan Liu, Shicong Li, Yingxi Chen, Tongda Zheng, Dinghuan Cai
| Nature Verified
Abstract To address the issue of spontaneous combustion, the spontaneous combustion propensity of the coal body and the indicator gases of spontaneous combustion in the 3406 fully mechanized top-coal caving face were determined, and the oxygen concentration and the air leakage distribution across the working face were analyzed. The COMSOL was used to spontaneous combustion “Three Zones” were precisely divided.
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