| 水分对孟巴矿煤氧化自燃特性影响的实验研究 |
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| 引用本文： | 邓军,刘文永,翟小伟,文虎.水分对孟巴矿煤氧化自燃特性影响的实验研究[J].煤矿安全,2011,42(11):15-19. |
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| 作者姓名： | 邓军 刘文永 翟小伟 文虎 |
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| 作者单位： | 西安科技大学西部矿井开采与灾害防治教育部重点实验室,陕西西安,710054 |
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| 基金项目： | 国家“十一五”科技支撑计划资助项目(2007BAK29B03); 教育部创新团队资助项目(IRT0856); 陕西省自然科学基础研究计划资助项目(2010JM6016) |
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| 摘 要： | 采用程序升温实验对孟巴矿不同含水量煤样的自燃特性进行实验研究,通过对不同含水量煤样在程序升温氧化过程中,不同温度条件下的气体产生率、放热强度及耗氧速率分析,得出了孟巴煤矿煤样在氧化自燃过程中,含水量对其氧化自燃性的影响规律,确定出了孟巴矿煤样氧化自燃性最佳的临界水分含量,为孟巴矿煤层自然发火的有效预防提供了基础数据与理论支持。
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| 关 键 词： | 煤自燃 水分 耗氧速度 放热强度 |
Research on the Effects of Moisture on Oxidation and Spontaneous Combustion Properties of Mengba Coal Mine |
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| DENG Jun,LIU Wen-yong,ZHAI Xiao-wei,WEN Hu.Research on the Effects of Moisture on Oxidation and Spontaneous Combustion Properties of Mengba Coal Mine[J].Safety in Coal Mines,2011,42(11):15-19. |
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| Authors: | DENG Jun LIU Wen-yong ZHAI Xiao-wei WEN Hu |
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| Affiliation: | DENG Jun,LIU Wen-yong,ZHAI Xiao-wei,WEN Hu(Ministry of Education's Key Lab of Mining and Disaster Prevention and Control in Western Mine,Xi'an Universityof Science and Technology,Xi'an 710054,China) |
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| Abstract: | In this paper,program temperature experiments are carried out to research spontaneous combustion characteristics of coal samples with different contents of moisture of mengba coal mine.Through the analysis of gas production rate under different temperature condition,exothermic strength and oxygen consumption rate,during the program temperature oxidation process of different contents of water,the results show that some rules of the effects of moisture on coal oxidation and spontaneous combustion can be durin... |
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| Keywords: | coal spontaneous combustibility water content oxygen consumption velocity self-heating intensity |
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