基于ANP-SWOT模型的平原高潜水位采煤塌陷区土地复垦战略研究

    Study on land reclamation strategy of coal mining subsidence area with high groundwater level in plain based on ANP-SWOT model

    • 摘要: 平原高潜水位矿区采煤塌陷区土地复垦是一项复杂的系统工程,矿区社会、经济和生态环境问题交互存在,科学制定土地复垦战略,引导土地复垦统筹,对于解决采煤塌陷区矿、地、人之间的矛盾具有重要意义。本文以沛县北部矿区为例,首先利用SWOT模型梳理了影响采煤塌陷区土地复垦的因素,得出相应的土地复垦战略方案;然后厘清各影响因素之间的关系,利用网络层次分析法构建了采煤塌陷区土地复垦战略网络层次结构模型;最后对SWOT模型分析得出的采煤塌陷区土地复垦战略备选方案进行了评价。结果表明:①影响采煤塌陷区土地复垦的各因素之间存在相互依存或者制约关系;②受影响最大的是调整产业结构,转换经济增长动力因素,权重值达到0.23;③8种备选方案中土地复垦支持产业转型发展、土地复垦推动新型城镇化建设、多元化融资机制三种方案比较重要,权重值分别为0.23、0.20、0.15。研究结果在目前社会经济转型的背景下,可以为统筹解决采煤塌陷区存在的经济、社会和生态环境问题提供理论支撑。

       

      Abstract: Land reclamation in coal mining subsidence area of high groundwater level mining area in plain is a complex system engineering.There are social, economic and ecological environmental problems in mining area.It is of great significance to scientifically formulate land reclamation strategy and guide land reclamation as a whole to solve the problems among mine, land and people in coal mining subsidence area.In this paper, taking the northern mining area of Peixian county as an example, the SWOT model is used to sort out the factors affecting land reclamation in coal mining subsidence area, and the corresponding land reclamation strategy scheme is obtained.Then, the relationship between the influencing factors is clarified, and the network hierarchical structure model of land reclamation strategy in coal mining subsidence area is constructed by using network analytic hierarchy process.Finally, the SWOT model analysis of the coal mining subsidence area land reclamation strategy options are evaluated.The results show that there are interdependent or restrictive relationships among the factors affecting land reclamation in coal mining subsidence area; the biggest impact is to adjust the industrial structure and transform the dynamic factors of economic growth, with the weight value of 0.23; among the eight alternatives, land reclamation supporting industrial transformation and development, land reclamation promoting new urbanization construction and diversified financing mechanism are more important, and the weight values are 0.23, 0.20 and 0.15 respectively.Under the background of current social and economic transformation, the research results can provide theoretical support for solving the economic, social and ecological environmental problems in coal mining subsidence areas.

       

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