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地质钻探废弃冲洗液固化处理技术研究及应用

蒋炳, 张统得, 严君凤. 2021. 地质钻探废弃冲洗液固化处理技术研究及应用. 钻探工程, 48(11): 8-14. doi: 10.12143/j.ztgc.2021.11.002
引用本文: 蒋炳, 张统得, 严君凤. 2021. 地质钻探废弃冲洗液固化处理技术研究及应用. 钻探工程, 48(11): 8-14. doi: 10.12143/j.ztgc.2021.11.002
JIANG Bing, ZHANG Tongde and YAN Junfeng, . 2021. Research and application of solidification treatment technology for waste drilling fluid in geological drilling. DRILLING ENGINEERING, 48(11): 8-14. doi: 10.12143/j.ztgc.2021.11.002
Citation: JIANG Bing, ZHANG Tongde and YAN Junfeng, . 2021. Research and application of solidification treatment technology for waste drilling fluid in geological drilling. DRILLING ENGINEERING, 48(11): 8-14. doi: 10.12143/j.ztgc.2021.11.002

地质钻探废弃冲洗液固化处理技术研究及应用

  • 基金项目:

    国家重点研发计划课题“绿色环保冲洗液体系与废浆处理技术”(编号:2018YFC0603406);中国地质调查局地质调查项目“深海钻探技术与工程支撑(中国地质科学院探矿工艺研究所)”(编号:DD20190587)

详细信息
    作者简介: 蒋炳,男,汉族,1995年生,助理工程师,地质工程专业,硕士,从事岩土钻掘技术研究工作,四川省成都市郫县成都现代工业港港华路139号,455671041@qq.com。
  • 中图分类号: P634.6

Research and application of solidification treatment technology for waste drilling fluid in geological drilling

  • 在地质钻探废弃冲洗液无害化处理过程中,经固液分离后的废弃固相主要由大量磨细的岩粉和细砂构成,但含水率较高,还含有大量的有机物和重金属离子等有害物质。针对地质岩心钻探废弃固相的固化问题,首先从P.O42.5普通硅酸盐水泥、粉煤灰和石灰3种固化主剂中优选了水泥作为主剂,而后通过正交实验确定了固化剂基础配方为:25% P.O42.5普通硅酸盐水泥+2% PF-3型促凝剂+3% RES-1型复合早强剂,并通过极差分析进行了验证,然后进行了支撑剂加量的确定,7%支撑剂加量既能有效增加固化强度,又不会增加搅拌难度。最后将固化剂配方应用于YK11-2井废弃冲洗液处理野外试验中,固化后的固化体抗压强度达1.41 MPa,各项污染指标和重金属离子符合国家二级排放标准,取得了较好的处理效果。
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出版历程
收稿日期:  2021-02-08
修回日期:  2021-03-29

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