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我国深井地温场特征及热害控制模式研究

Characteristics of Geothermal Field of Deep Mine and Its Heat Damage Control in China

【作者】 郭平业

【导师】 何满潮;

【作者基本信息】 中国矿业大学(北京) , 岩土工程, 2010, 博士

【摘要】 充分运用地质学、工程热力学、采矿通风学和采矿学等理论知识,研究了我国煤矿温度场特征及热害控制模式。根据我国煤田不同深度温度场分布数据,绘制了我国煤田-1000m、-1250m、-1500m和-2000深度的地温场区划图,并把我国现有东部热害矿区分为北区、中区和南区。在总结分析各国热害矿内热环境评价的基础上,根据深部温度-瓦斯控制效应实验,综合考虑煤矿安全和人体舒适度两个方面,提出了以干球温度、相对湿度和风速为指标的深井热害控制标准。针对徐州地区热害矿井,提出了典型的三种热害控制模式及其资源化利用对策,设计相应工艺系统,并在夹河、三河尖和张双楼进行实验,效果良好。

【Abstract】 In this paper, using the geology, engineering thermodynamics, mining ventilation and mining science, the distributional characteristics and resource utilization of deep mine heat damage are researched. According to Chinese coal temperature distribution in the data at different depths, geothermal field zoning map In-1000m depth,-1250m depthe,-1500m depth and the depth of-2000 is drawn, and China’s eastern heat damage mining area is divided into North, Central and South Area. After analyzing on underground environmental assessment of heat damage mines all over the world, according to deep temperature-gas control effect experiment, comprehensive consideration of Coal Mine Safety and human comfort, dry-bulb temperature, relative humidity and wind speed as an indicator of the deep thermal damage control standards are proposed. Three typical heat damage patterns are proposed and the countermeasures to utilize deep mine heat damage are found out base on the heat damage mines in China. Corresponding systems are successfully applied in Jiahe coal mine, Sanhejian coal mine and Zhangshuanglou coal mine.

【关键词】 热害深井热能深部开采资源化
【Key words】 heat damagedeep heatdeep miningresource utilization
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