ISSN 1009-6248CN 61-1149/P 双月刊

主管单位:中国地质调查局

主办单位:中国地质调查局西安地质调查中心
中国地质学会

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    论煤–水–土多资源协调开发

    On the Coordinated Development of Coal-Water-Soil Multiple Resources

    • 摘要: 煤炭及其伴生资源是地质体的重要组成部分,大规模和高强度开采会引起近地表岩石圈、土壤圈、水圈的联动响应,进而反向制约煤炭及其伴生资源的安全开采与开发。围绕煤矿区的煤–水–土多资源协调开发,基于多学科知识交叉的地球关键带理念,阐述煤–水–土协调开发的必要性以及多圈层、多过程、多尺度、多目标的耦合关系,为煤炭安全绿色开发和生态环境可持续发展提供战略思考。①立足煤炭安全高效开采、土壤–水资源安全和生态环境保护多目标多维度角度,剖析大规模、高强度开发背景下采前、采中、采后地质条件动态演化、多资源时空关系、生态环境响应特征,提出煤炭资源开发生命周期条件下的煤炭资源区的地质调查战略和开发策略。②开展煤–水–土多资源量的系统调查和地质结构精细表征,全面理解和综合评价煤–水–土赋存特征和相互依存关系,形成集资源禀赋、生态环境、人口经济等于一体的地质调查评价体系和方法,提出基于煤炭开发、多资源利用、水土保护、生态屏障、土地安全等一体化的全链条调控措施和开发策略与开发政策。③监控开发过程中地层地质功能结构变化,理解煤–水–土空间组合结构及分层界面效应和煤(岩)–水–土相互作用的动态演化规律,构建复杂地层结构煤炭安全开采和水–土资源协调开发覆岩变形的演化模型,厘清煤–水–土空间结构及其对开采活动的约束效应,发展地球科学、采矿学、生态学、水文学等多学科交叉的煤炭绿色开发地质保障理论与技术。煤–水–土协调开发研究服务于煤炭安全开采与地质环境保护协调发展,破解多资源开发瓶颈及其地质环境制约之间矛盾,通过对煤炭开采全生命周期内的地质条件和环境效应的关键影响因素、状态参数阈值、演化驱动机制的理解,构建地质环境约束、开采模式调控、系统规划利用的煤–水–土多资源协调开发时空格局。

       

      Abstract: Coal and its associated resources are important components of geological bodies, and large-scale and high-intensity mining will cause the linkage response of near-surface lithosphere, soil sphere and hydrosphere, which will reverse restrict the safe mining and development of coal and its associated resources. Focusing on the coordinated development of coal water soil resources in coal mining areas, based on the interdisciplinary concept of the Earth's Critical Zone, this paper elaborates on the necessity of coordinated development of coal water soil and the coupling relationship between multiple circles, processes, scales, and objectives, providing strategic thinking for safe and green development of coal and sustainable development of ecological environment. The main content includes: ① Based on the multi-objective and multidimensional perspectives of safe and efficient coal mining, soil water resource security, and ecological environment protection, analyzing the dynamic evolution of geological conditions before, during, and after mining under the background of large-scale and high-intensity development, the spatiotemporal relationship of multiple resources, and the response characteristics of ecological environment, proposing geological survey strategies and development strategies for coal resource areas under the life cycle conditions of coal resource development. ② Conduct a systematic investigation and precise characterization of the geological structure of coal water soil multiple resources, comprehensively understand and evaluate the characteristics and interdependence of coal water soil occurrence, and form a geological investigation and evaluation system and method that integrates resource endowment, ecological environment, population and economy. Propose integrated full chain control measures, development strategies and policies based on coal development, multiple resource utilization, soil and water protection, ecological barriers, land security, etc. ③ Monitor the changes in geological functional structure of geological strata during the development process, understand the dynamic evolution laws of coal water soil spatial combination structure and layered interface effects, as well as coal (rock) water soil interactions, construct an evolutionary model for the safe mining of complex geological strata and coordinated development of water soil resources, clarify the spatial structure of coal water soil and its constraint effects on mining activities, and develop interdisciplinary geological security theories and technologies for green coal development such as earth science, mining science, ecology, hydrology, etc. The research on coordinated development of coal water soil serves the coordinated development of coal safety mining and geological environment protection, solves the contradiction between multiple resource development bottlenecks and geological environment constraints, and constructs a spatiotemporal pattern of coordinated development of coal water soil multiple resources through the understanding of key influencing factors, state parameter thresholds, and evolutionary driving mechanisms of geological conditions and environmental effects throughout the entire life cycle of coal mining, including geological environment constraints, mining mode regulation, and systematic planning and utilization.

       

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