过硫酸盐缓释材料释放过程模型构建

陈方义, 安达, 杨昱, 廉新颖, 李定龙, 姜永海, 席北斗, 张进保, 吴俊. 过硫酸盐缓释材料释放过程模型构建[J]. 环境工程学报, 2015, 9(1): 7-13. doi: 10.12030/j.cjee.20150102
引用本文: 陈方义, 安达, 杨昱, 廉新颖, 李定龙, 姜永海, 席北斗, 张进保, 吴俊. 过硫酸盐缓释材料释放过程模型构建[J]. 环境工程学报, 2015, 9(1): 7-13. doi: 10.12030/j.cjee.20150102
Chen Fangyi, An Da, Yang Yu, Lian Xinying, Li Dinglong, Jiang Yonghai, Xi Beidou, Zhang Jinbao, Wu Jun. Model establishment for simulating release process of slow-released persulfate material[J]. Chinese Journal of Environmental Engineering, 2015, 9(1): 7-13. doi: 10.12030/j.cjee.20150102
Citation: Chen Fangyi, An Da, Yang Yu, Lian Xinying, Li Dinglong, Jiang Yonghai, Xi Beidou, Zhang Jinbao, Wu Jun. Model establishment for simulating release process of slow-released persulfate material[J]. Chinese Journal of Environmental Engineering, 2015, 9(1): 7-13. doi: 10.12030/j.cjee.20150102

过硫酸盐缓释材料释放过程模型构建

  • 基金项目:

    国家"863"高技术研究发展计划项目(2012AA06-2603)

    国家自然科学基金资助项目(41373129)

  • 中图分类号: X523

Model establishment for simulating release process of slow-released persulfate material

  • Fund Project:
  • 摘要: 为预测评估过硫酸盐缓释材料的释放性能,对释放过程模型的构建以及模型的验证进行了研究。借助微积分思想,从材料体的概化分割、初始条件设定、每个小单元的状态标定、各个小单元中过硫酸钾的迁移变化量以及材料最外层释放过硫酸盐的量5个方面构建过硫酸盐缓释材料释放模型,利用Excel-VBA编程实现其释放过程模拟。采用欧盟标准NEN7375测试过硫酸盐缓释材料释放性能并获得模型参数。通过输入相关模型参数得到过硫酸盐动态迁移过程及其释放特征曲线,并利用实测数据与模拟数据进行拟合校验。结果表明,模型模拟值与实测值拟合较好,平均误差为1.88%,表明该模型设计合理,能够准确模拟过硫酸盐缓释材料释放过程,可作为缓释材料优化设计工具。
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  • [1] Liang Chenju,Bruell C.J.,Marley M.C.,et al.Thermally activated persulfate oxidation of trichloroethylene (TCE) and 1,1,1-trichloroethane (TCA) in aqueous systems and soil slurries.Soil and Sediment Contamination:An International Journal,2003,12(2):207-228
    [2] 郑伟,张金凤,王联红,等.柠檬酸-Fe(Ⅱ)/K2S2O8对敌草隆降解的研究.环境化学,2008,27(1):19-22 Zheng Wei,Zhang Jinfeng,Wang Lianhong,et al.Degradation of diuron by citric acid-iron (Ⅱ) catalyzed potassium persulfate.Environmental Chemistry,2008,27(1):19-22(in Chinese)
    [3] Liu C.S.,Shih K.,Sun C.X.,et al.Oxidative degradation of propachlor by ferrous and copper ion activated persulfate.Science of the Total Environment,2012,416:507-512
    [4] Usman M.,Faure P.,Ruby C.,et al.Application of magnetite-activated persulfate oxidation for the degradation of PAHs in contaminated soils.Chemosphere,2012,87(3):234-240
    [5] Oh S.Y.,Kang S.G.,Kim D.W.,et al.Degradation of 2,4-dinitrotoluene by persulfate activated with iron sulfides.Chemical Engineering Journal,2011,172(2-3):641- 646
    [6] Yen C.H.,Chen Kufan,Kao C.M.,et al.Application of persulfate to remediate petroleum hydrocarbon-contaminated soil:Feasibility and comparison with common oxidants.Journal of Hazardous Materials,2011,186(2-3):2097-2102
    [7] Killian P.F.,Bruell C.J.,Liang Chenju,et al.Iron (Ⅱ) activated persulfate oxidation of MGP contaminated soil.Soil and Sediment Contamination:An International Journal,2007,16(6):523- 537
    [8] Huang Kunchang,Zhao Zhiqiang,Hoag G.E.,et al.Degradation of volatile organic compounds with thermally activated persulfate oxidation.Chemosphere,2005,61(4):551-560
    [9] Hori H.,Yamamoto A.,Hayakawa E.,et al.Efficient decomposition of environmentally persistent perfluorocarboxylic acids by use of persulfate as a photochemical oxidant.Environmental Science & Technology,2005,39(7):2383-2388
    [10] Lau T.K.,Chu Wei,Graham N.J.D.The aqueous degradation of butylated hydroxyanisole by UV/S2O82-:Study of reaction mechanisms via dimerization and mineralization.Environmental Science & Technology,2007,41(2):613-619
    [11] Neppolian B.,Celik E.,Choi H.Photochemical oxidation of Arsenic(Ⅲ) to Arsenic(Ⅴ) using peroxydisulfate Ions as an oxidizing agent.Environmental Science & Technology,2008,42(16):6179-6184
    [12] Xu Xinhua,Ye Qunfeng,Tang Tingmei,et al.Hg0 oxidative absorption by K2S2O8 solution catalyzed by Ag+ and Cu2+.Journal of Hazardous Materials,2008,158(2-3):410-416
    [13] Liang S.H.,Kao C.M.,Kuo Y.C.,et al.In situ oxidation of petroleum-hydrocarbon contaminated groundwater using passive ISCO system.Water Research,2011,45(8):2496-2506
    [14] Netherlands Normalization Institute Standard.EA NEN7375:2004,Leaching characteristics:Determination of leaching of inorganic components with the diffusion test.Netherlands:Netherlands Normalization Institute Standard,2005
    [15] Huang Kunchang,Couttenye R.A.,Hoag G.E.Kinetics of heat-assisted persulfate oxidation of methyl tert-butyl ether (MTBE).Chemosphere,2002,49(4):413-420
    [16] 杨玉飞,黄启飞,张霞,等.废物水泥窑共处置产品中重金属释放量研究.环境科学,2009,30(5):1539-1544 Yang Yufei,Huang Qifei,Zhang Xia,et al.Release amount of heavy metals in cement product from co-processing waste in cement kiln.Environmental Science,2009,30(5):1539-1544(in Chinese)
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出版历程
  • 收稿日期:  2014-01-19
  • 刊出日期:  2014-12-30
陈方义, 安达, 杨昱, 廉新颖, 李定龙, 姜永海, 席北斗, 张进保, 吴俊. 过硫酸盐缓释材料释放过程模型构建[J]. 环境工程学报, 2015, 9(1): 7-13. doi: 10.12030/j.cjee.20150102
引用本文: 陈方义, 安达, 杨昱, 廉新颖, 李定龙, 姜永海, 席北斗, 张进保, 吴俊. 过硫酸盐缓释材料释放过程模型构建[J]. 环境工程学报, 2015, 9(1): 7-13. doi: 10.12030/j.cjee.20150102
Chen Fangyi, An Da, Yang Yu, Lian Xinying, Li Dinglong, Jiang Yonghai, Xi Beidou, Zhang Jinbao, Wu Jun. Model establishment for simulating release process of slow-released persulfate material[J]. Chinese Journal of Environmental Engineering, 2015, 9(1): 7-13. doi: 10.12030/j.cjee.20150102
Citation: Chen Fangyi, An Da, Yang Yu, Lian Xinying, Li Dinglong, Jiang Yonghai, Xi Beidou, Zhang Jinbao, Wu Jun. Model establishment for simulating release process of slow-released persulfate material[J]. Chinese Journal of Environmental Engineering, 2015, 9(1): 7-13. doi: 10.12030/j.cjee.20150102

过硫酸盐缓释材料释放过程模型构建

  • 1.  中国环境科学研究院, 北京 100012
  • 2.  常州大学环境与安全工程学院, 常州 213164
  • 3.  中国石化中原油田采油二厂, 濮阳 457532
基金项目:

国家"863"高技术研究发展计划项目(2012AA06-2603)

国家自然科学基金资助项目(41373129)

摘要: 为预测评估过硫酸盐缓释材料的释放性能,对释放过程模型的构建以及模型的验证进行了研究。借助微积分思想,从材料体的概化分割、初始条件设定、每个小单元的状态标定、各个小单元中过硫酸钾的迁移变化量以及材料最外层释放过硫酸盐的量5个方面构建过硫酸盐缓释材料释放模型,利用Excel-VBA编程实现其释放过程模拟。采用欧盟标准NEN7375测试过硫酸盐缓释材料释放性能并获得模型参数。通过输入相关模型参数得到过硫酸盐动态迁移过程及其释放特征曲线,并利用实测数据与模拟数据进行拟合校验。结果表明,模型模拟值与实测值拟合较好,平均误差为1.88%,表明该模型设计合理,能够准确模拟过硫酸盐缓释材料释放过程,可作为缓释材料优化设计工具。

English Abstract

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