刘莉, 李诗雨, 陆朝晖, 田君竹, 李昊宸. 页岩气油基岩屑处置及资源化利用方案比选[J]. 中国矿业, 2022, 31(10): 62-67. DOI: 10.12075/j.issn.1004-4051.2022.10.003
    引用本文: 刘莉, 李诗雨, 陆朝晖, 田君竹, 李昊宸. 页岩气油基岩屑处置及资源化利用方案比选[J]. 中国矿业, 2022, 31(10): 62-67. DOI: 10.12075/j.issn.1004-4051.2022.10.003
    LIU Li, LI Shiyu, LU Zhaohui, TIAN Junzhu, LI Haochen. Comparison and selection of shale gas oil-based cuttings disposal and resource utilization schemes[J]. CHINA MINING MAGAZINE, 2022, 31(10): 62-67. DOI: 10.12075/j.issn.1004-4051.2022.10.003
    Citation: LIU Li, LI Shiyu, LU Zhaohui, TIAN Junzhu, LI Haochen. Comparison and selection of shale gas oil-based cuttings disposal and resource utilization schemes[J]. CHINA MINING MAGAZINE, 2022, 31(10): 62-67. DOI: 10.12075/j.issn.1004-4051.2022.10.003

    页岩气油基岩屑处置及资源化利用方案比选

    Comparison and selection of shale gas oil-based cuttings disposal and resource utilization schemes

    • 摘要:

      油基岩屑是页岩气开采产生的危险废物,对于油基岩屑的处置及资源化利用方案仍未形成统一认识。为构建适用于页岩气油基岩屑处置及资源化利用方案综合比选体系,向实际生产方案的选择提供参考,本文综合考虑环境安全、技术可行、经济绩优,构建方案比选评价体系,选取3个一级指标,13个二级指标,运用层次分析法确定指标权重;应用灰色关联分析法对重庆市页岩气田的2种脱油处置方案及5种残渣资源化利用方案进行排序,推选最优方案。数据分析结果显示:油基岩屑脱油处置的较优方案为热解析和离心分离,残渣的资源化利用最优方案为水泥窑协同处置,其次是制砖,最劣方案为制备混凝土。本文研究结果与重庆市企业实际情况对比一致,表明本文方法的有效性,可为企业方案选取提供依据。

       

      Abstract:

      As a hazardous waste generated from shale gas exploitation, oil-based cuttings have not formed a unified understanding of the disposal and resource utilization scheme of oil-based cuttings.To build a comprehensive comparison and selection system suitable for shale gas oil-based cuttings disposal and resource utilization scheme, and to provide reference for the selection of actual production scheme.This paper comprehensively considers the environmental safety, technical feasibility and economic performance, constructs the scheme comparison and evaluation system, selects 3 primary indicators and 13 secondary indicators, and uses the analytic hierarchy process to determine the index weight.The grey correlation analysis method is used to rank two deoiling disposal schemes and five residue resource utilization schemes of Chongqing City shale gas field, and the optimal scheme is selected.The results of data analysis show that the better scheme of oil-based cuttings deoiling disposal is thermal analysis and centrifugal separation, the best scheme of residue resource utilization is cement kiln collaborative disposal, followed by brick making, and the worst scheme is concrete making.The results of this paper are consistent with the actual situation of enterprises in Chongqing City, which show the effectiveness of this method and can provide a basis for the selection of enterprise schemes.

       

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