2013•Shaanxi CoalRequires access

Prediction on spontaneous combustion dangerous degree of the gob in fully mechanized caving face based on FLUENT

Xiaoyan Yang

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Abstract

By temperature programmed experiment to the 2# coal sample from Zaoquan coal mine of Lingwu mining area,and the monitoring of CO concentration in upper corner,predicted the spontaneous combustion dangerous degree of the gob and obtained the highest temperatures of coal remained in gob close to the critical spontaneous combustion temperature of 65 ℃.The result can provide scientific basis for controlling the CO concentration in upper corner of mining face.

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What this paper is about

By temperature programmed experiment to the 2# coal sample from Zaoquan coal mine of Lingwu mining area,and the monitoring of CO concentration in upper corner,predicted the spontaneous combustion dangerous degree of the gob and obtained the highest temperatures of coal remained in gob close to the critical spontaneous combustion temperature of 65 ℃.The result can provide scientific basis for controlling the CO concentration in upper corner of mining face.

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Available abstract

By temperature programmed experiment to the 2# coal sample from Zaoquan coal mine of Lingwu mining area,and the monitoring of CO concentration in upper corner,predicted the spontaneous combustion dangerous degree of the gob and obtained the highest temperatures of coal remained in gob close to the critical spontaneous combustion temperature of 65 ℃.The result can provide scientific basis for controlling the CO concentration in upper corner of mining face.

Key concepts: Spontaneous combustion, Coal, Fluent, Degree (music), Coal mining, Mining engineering, Combustion, Face (sociological concept)

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Prediction on spontaneous combustion dangerous degree of the gob in fully mechanized caving face based on FLUENT — Research Paper | ScholarLens