| 高强度综放开采地表沉陷规律实测研究 |
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| 引用本文： | 谭志祥,王宗胜,李运江,孙新民,邓喀中. 高强度综放开采地表沉陷规律实测研究[J]. 采矿与安全工程学报, 2008, 25(1): 59-62 |
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| 作者姓名： | 谭志祥 王宗胜 李运江 孙新民 邓喀中 |
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| 作者单位： | 中国矿业大学,环境与测绘学院,江苏省资源环境信息工程重点实验室,江苏,徐州,221116;兖州矿业集团,鲍店煤矿,山东,邹城,272100 |
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| 基金项目： | 国家自然科学基金，国家科技支撑计划重点项目 |
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| 摘 要： | 为了为泗河堤坝加固提供实测数据,鲍店煤矿专门在堤坝下1312高强度(推进速度大、回采率高、宽深比大)综放工作面上方进行了20次地表沉陷观测.通过对观测资料的分析研究,获得了该区条件下高强度综放工作面开采时的地表移动变形规律、各种角值参数和预计参数.与普通综放面的观测成果对比发现:高强度综放面开采后地表下沉值和变形值更大;地表主要变形值更加集中、下沉盆地更陡;地表下沉过程非常剧烈,最大下沉速度高达375 mm/d.
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| 关 键 词： | 高强度 综采放顶煤 地表沉陷 移动变形 预计参数 |
| 文章编号： | 1673-3363(2008)01-0059-04 |
| 修稿时间： | 2007-03-11 |
Field Research on Ground Subsidence Rules of Intensive Fully-Mechanized Mining by Sublevel Caving |
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| TAN Zhi-xiang,WANG Zhong-sheng,Li Yun-jiang,SUN Xin-min,DENG Ka-zhong. Field Research on Ground Subsidence Rules of Intensive Fully-Mechanized Mining by Sublevel Caving[J]. Journal of Mining and Safety Engineering, 2008, 25(1): 59-62 |
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| Authors: | TAN Zhi-xiang WANG Zhong-sheng Li Yun-jiang SUN Xin-min DENG Ka-zhong |
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| Affiliation: | 1.College of Environment and Spatial Informatics;Jiangsu Key Laboratory of Resources and EnvironmentalInformation Engineering;China University of Mining & Technology;Xuzhou;Jiangsu 221116;China;2.Baodian Coal Mine;Yanzhou Mineral Co.Ltd.;Zoucheng;Shandong 272100;China |
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| Abstract: | In order to provide field survey data for the consolidation of Sihe river dyke,20 times of ground subsidence observation on ground subsidence were specially made above No.1312 intensive fully-mechanized caving face(fast advancing speed,high recovery rate,and big width/depth ratio) of Baodian coal mine beneath the dyke.By analyzing and studying the survey data,we have obtained ground movement and deformation rules and different kinds of angle parameters as well as prediction parameters under the condition of... |
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| Keywords: | high intensity fully-mechanized mining by sublevel caving ground subsidence movement and deformation prediction parameter |
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