Present situation and ideas of green development of coal resources in Ningxia Province
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摘要: 針對寧夏地區煤礦開采現狀,歸納總結了寧夏煤礦開采亟待解決的技術問題,如基礎理論與技術瓶頸亟待突破、綠色開發技術標準與規范不完善、綠色開發技術與裝備保障不足以及缺乏示范引領與政策支持。從寧夏煤炭工業未來發展的現實需求出發,提出了寧夏煤礦綠色開發的戰略思想、發展藍圖和戰略目標,形成其總體戰略布局。在此基礎上,從多方面提出了寧夏煤礦未來綠色開發的技術路徑,主要包括煤炭開采水資源保護技術、礦井水大規模低成本處理技術、礦區地表生態減損和修復技術、智能化綠色開采技術以及潔凈煤技術。最后,提出了寧夏煤礦綠色發展的可行性建議。明確綠色發展理念與目標,積極實施綠色礦業,助力生態環境和生態文明建設邁上新的臺階,最終實現寧夏煤炭產業的高質量可持續發展。Abstract: Ningxia province is a major coal-producing province in Northwest China that contributes significantly to China’s economic development. However, long-term coal mining in Ningxia province has brought many environmental issues, such as surface collapse, destruction of water resources, air pollution, and random stacking of waste coal gangue. Hence, promoting the coordinated development of coal mining and environmental protection and improving the overall level of green coal development have become two critical issues for the development of the coal industry in this region. According to the current situation of coal mining in Ningxia province, the technical problems that require immediate resolution, such as the bottleneck of basic theory and technology, imperfect technical standards and norms of green development, insufficient support of green development technique and equipment, and lack of demonstration guidance and policy support were summarized. Moreover, the strategic thought, development blueprint, and strategic objectives of green development of coal mines were put forward based on the realistic demand of future development of the coal industry in Ningxia province, forming the overall strategic layout in this region. On this basis, the technical paths for future green development of coal mines in Ningxia province were proposed from various perspectives, primarily water resources protection technology of coal mining, large-scale and low-cost treatment technology of mine water, surface ecological restoration technology of mining area, intelligent and green mining technology, and clean coal technology. Finally, some feasible suggestions for the green development of coal mines in Ningxia province were proposed. We should clarified the concept and goal of green development and actively implement green mining to promote the ecological environment and ecological civilization to a new level and realize the high-quality, sustainable development of the coal industry in Ningxia province.
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Key words:
- Ningxia province /
- coal mines /
- green mining /
- strategic layout /
- technology path /
- sustainable development
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表 1 寧夏主要生產煤礦生產能力、采煤方法及工藝概述
Table 1. Production capacity, mining method, and technology of main coal mines in Ningxia province
No. Coal mines Production
capacity/
(104 t·a–1)Brief introduction of coal mining method and technology Locations 1 Lingxin 320 Adopting the strike longwall retreating mining method, comprehensive mechanized coal mining technology, and fully-caving management of the roof. Lingwu 2 Yangchangwan No.1 well 900 Adopting the strike longwall comprehensive mechanized mining method, fully mechanized full seam one passing mining technology, and fully-caving management of the roof. Lingwu 3 Yangchangwan No.2 well 300 Adopting the strike longwall comprehensive mechanized mining method, fully mechanized full seam one passing mining technology, and fully-caving management of the roof. Lingwu 4 Meihuajing 1200 Adopting the strike longwall comprehensive mechanized mining method, fully mechanized full seam one passing mining technology, and fully-caving management of the roof. Lingwu 5 Zaoquan 800 Adopting the strike longwall comprehensive mechanized fully mechanized mining/caving mining method and fully-caving management of the roof. Lingwu 6 Renjiazhuang 360 Adopting the strike longwall comprehensive mechanized fully mechanized mining method and fully-caving management of the roof. Lingwu 7 Hongshiwan 60 Adopting the strike longwall comprehensive mechanized mining method, fully mechanized full seam one passing mining technology, and fully-caving management of the roof. Lingwu 8 Baijigou 160 Adopting the strike longwall comprehensive mechanized mining method, and the fully-caving management of the roof. Shizuishan 9 Jinfeng 400 Adopting the strike longwall comprehensive mechanized mining method, fully mechanized full seam one passing mining technology, and fully-caving management of the roof. Wuzhong 10 Jinjiaqu 400 Adopting the strike longwall comprehensive mechanized fully mechanized mining method and fully-caving management of the roof. Wuzhong 11 Qingshuiying 500 Adopting the strike longwall comprehensive mechanized fully mechanized mining method and fully-caving management of the roof. Lingwu 12 Shicaocun 600 Adopting the strike longwall comprehensive mechanized mining method, fully mechanized full seam one passing mining technology, and fully-caving management of the roof. Lingwu 13 Shuangma 400 Adopting the strike longwall comprehensive mechanized mining method, fully mechanized full seam one passing mining technology, and fully-caving management of the roof. Lingwu 14 Maiduoshan 800 Adopting the strike longwall comprehensive mechanized mining method, fully mechanized full seam one passing mining technology, and fully-caving management of the roof. Lingwu 15 Hongliu 800 Adopting the strike longwall comprehensive mechanized mining method, fully mechanized full seam one passing mining technology, and fully-caving management of the roof. Lingwu 16 Yinxing No.1 well 400 Adopting the strike longwall comprehensive mechanized mining method, fully mechanized full seam one passing mining technology, and fully-caving management of the roof. Lingwu 17 Wangwa No.2 well 300 Adopting the strike longwall mining method, the layered comprehensive mechanized mining technology (divided into three layers), and fully-caving management of the roof. Guyuan 18 Yindonggou 300 Adopting the strike longwall mining method, the layered comprehensive mechanized mining technology, and fully-caving management of the roof. Guyuan 19 Wangwa 600 Adopting the strike longwall mining method, the layered comprehensive mechanized mining technology (divided into three layers), and fully-caving management of the roof. Guyuan 20 Maliantai 360 Adopting the strike longwall retreating mining method, fully mechanized full seam one passing mining technology, and fully-caving management of the roof. Lingwu 21 Siguquan No.1 well 60 Adopting the strike longwall comprehensive mechanized mining method, fully mechanized full seam one passing mining technology, and fully-caving management of the roof. Wuzhong 22 Siguquan No.2 well 60 Adopting the strike longwall comprehensive mechanized mining method, fully mechanized full seam one passing mining technology, and fully-caving management of the roof. Wuzhong 23 Hongsi 240 Adopting the strike longwall comprehensive mechanized mining method and fully-caving management of the roof. Yinchuan 24 Dingjialiang 60 Adopting the room and pillar mining method, fully mechanized full seam one passing mining technology, and fully-caving management of the roof. Lingwu 25 Yinxing No.2 well 180 Adopting the strike longwall comprehensive mechanized mining method, fully mechanized full seam one passing mining technology, and fully-caving management of the roof. Lingwu 26 Songxinzhuang 120 Adopting the strike longwall comprehensive mechanized mining method, fully mechanized full seam one passing mining technology, and fully-caving management of the roof. Wuzhong 27 Hongyi 240 Adopting the strike longwall comprehensive mechanized mining method, fully mechanized full seam one passing mining technology, and fully-caving management of the roof. Yinchuan 28 Yangsi 45 Adopting the strike longwall comprehensive mechanized mining method, ordinary mechanized mining technology, and fully-caving management of the roof. Lingwu 29 Gaozha 30 Adopting the strike longwall retreating mining method, comprehensive mechanized coal mining technology, and fully-caving management of the roof. Lingwu 30 Nuanquan 30 Adopting the strike longwall comprehensive mechanized mining method, fully
mechanized full seam one passing mining technology, and fully-caving
management of the roof.Wuzhong 31 Xiaoquan 30 Adopting the strike longwall mining method, comprehensive mechanized coal mining technology, and fully-caving management of the roof. Wuzhong www.77susu.com -
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