GB2499867B - Double-layer permeable reactive barrier remediation system and its construction method and application - Google Patents
Double-layer permeable reactive barrier remediation system and its construction method and applicationInfo
- Publication number
- GB2499867B GB2499867B GB1219329.8A GB201219329A GB2499867B GB 2499867 B GB2499867 B GB 2499867B GB 201219329 A GB201219329 A GB 201219329A GB 2499867 B GB2499867 B GB 2499867B
- Authority
- GB
- United Kingdom
- Prior art keywords
- double
- application
- construction method
- remediation system
- permeable reactive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000004888 barrier function Effects 0.000 title 1
- 238000010276 construction Methods 0.000 title 1
- 238000005067 remediation Methods 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/002—Reclamation of contaminated soil involving in-situ ground water treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/70—Treatment of water, waste water, or sewage by reduction
- C02F1/705—Reduction by metals
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators, shrinkage compensating agents
- C04B22/08—Acids or salts thereof
- C04B22/14—Acids or salts thereof containing sulfur in the anion, e.g. sulfides
- C04B22/142—Sulfates
- C04B22/147—Alkali-metal sulfates; Ammonium sulfate
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/34—Organic compounds containing oxygen
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/38—Organic compounds containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/06—Contaminated groundwater or leachate
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00017—Aspects relating to the protection of the environment
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00241—Physical properties of the materials not provided for elsewhere in C04B2111/00
- C04B2111/00284—Materials permeable to liquids
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00767—Uses not provided for elsewhere in C04B2111/00 for waste stabilisation purposes
- C04B2111/00775—Uses not provided for elsewhere in C04B2111/00 for waste stabilisation purposes the composition being used as waste barriers or the like, e.g. compositions used for waste disposal purposes only, but not containing the waste itself
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00793—Uses not provided for elsewhere in C04B2111/00 as filters or diaphragms
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Soil Sciences (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210052117.5A CN102583827B (zh) | 2012-03-01 | 2012-03-01 | 一种双层可渗透反应墙修复体系及制法和应用 |
Publications (3)
Publication Number | Publication Date |
---|---|
GB201219329D0 GB201219329D0 (en) | 2012-12-12 |
GB2499867A GB2499867A (en) | 2013-09-04 |
GB2499867B true GB2499867B (en) | 2014-12-10 |
Family
ID=46473183
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1219329.8A Expired - Fee Related GB2499867B (en) | 2012-03-01 | 2012-10-26 | Double-layer permeable reactive barrier remediation system and its construction method and application |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN102583827B (zh) |
GB (1) | GB2499867B (zh) |
Cited By (1)
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CN106111685A (zh) * | 2016-06-28 | 2016-11-16 | 北京建工环境修复股份有限公司 | 一种用于修复土壤和地下水的方法及*** |
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CN102583827B (zh) * | 2012-03-01 | 2013-07-24 | 中国环境科学研究院 | 一种双层可渗透反应墙修复体系及制法和应用 |
CN102923822B (zh) * | 2012-11-08 | 2014-05-14 | 中国环境科学研究院 | 一种处理地下水氟污染的修复装置和修复方法 |
CN102923798B (zh) * | 2012-11-08 | 2014-05-14 | 中国环境科学研究院 | 原位-异位联合修复地下水氨氮污染的装置和方法 |
CN104511476B (zh) * | 2013-10-08 | 2019-05-31 | 江苏迈克环境工程有限公司 | 一种加速土壤中有机污染物氧化降解的方法 |
CN103837449B (zh) * | 2014-01-13 | 2016-08-17 | 华东理工大学 | 地下水中挥发性有机污染物迁移转化模拟装置及应用 |
CN103787485A (zh) * | 2014-02-25 | 2014-05-14 | 华东理工大学 | 碱性缓释型过硫酸盐氧化剂去除地下水中氯代烃的方法 |
CN103880107B (zh) * | 2014-03-11 | 2015-12-02 | 北京鼎实环境工程有限公司 | 一种修复铬污染地下水的双层可渗透反应墙*** |
CN103977777B (zh) * | 2014-05-12 | 2016-05-04 | 宁波嘉和新材料科技有限公司 | 污水处理用沸石的改性方法 |
CN104671438B (zh) * | 2015-03-05 | 2017-02-08 | 江苏菲力环保工程有限公司 | 一种用于地下水处理的可渗透反应墙装置 |
CN104961223B (zh) * | 2015-07-02 | 2017-06-30 | 中国环境科学研究院 | 一种以负载型纳米零价铁为填料的可渗透反应墙及应用 |
CN105152457A (zh) * | 2015-07-18 | 2015-12-16 | 常州大学 | 一种修复地下水硬度的方法 |
CN105293683B (zh) * | 2015-12-07 | 2017-12-29 | 南京大学 | 一种用于地下水多环芳烃污染修复的渗透式反应墙复合材料及其制备方法和应用方法 |
CN105399193A (zh) * | 2015-12-14 | 2016-03-16 | 中国科学院南京土壤研究所 | 一种降解地下水中重质非水相液体成分复合氯代烃污染的方法 |
CN106348507A (zh) * | 2016-11-08 | 2017-01-25 | 河南城建学院 | 城市河道黑臭水体治理方法及其含铁粉墙或含锰砂墙结构 |
CN106734126B (zh) * | 2016-11-29 | 2019-07-02 | 南京大学 | 一种用于浅层地下水氮污染处理的渗透式反应墙及其施工方法 |
CN106955706A (zh) * | 2017-03-31 | 2017-07-18 | 常州大学 | 一种NZVI/CaO2协同降解地下水中邻苯二甲酸酯的方法 |
CN108640250A (zh) * | 2018-04-19 | 2018-10-12 | 济南大学 | 一种过氧化钙-过硫酸钠双氧化剂去除水中2,4-二氯酚的方法 |
CN108435787B (zh) * | 2018-05-23 | 2020-07-07 | 江南大学 | 一种利用电场和反应屏障修复污染土壤的装置及方法 |
CN110508218B (zh) * | 2019-08-16 | 2021-08-24 | 中国地质科学院水文地质环境地质研究所 | 零价铁渗透反应格栅产氢气量和沉淀量的测量方法 |
CN111112312A (zh) * | 2019-12-16 | 2020-05-08 | 安徽洁然环境科技有限公司 | 基于高渗透性水泥基的prb材料在长效管控场地的修复应用 |
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CN114393018B (zh) * | 2022-01-14 | 2023-01-06 | 生态环境部南京环境科学研究所 | 一种原位还原-抽出氧化的地下水循环处理方法 |
CN114804346B (zh) * | 2022-03-25 | 2023-09-12 | 中国电建集团华东勘测设计研究院有限公司 | 修复重金属、氨氮和硝酸盐污染地下水的可渗透反应墙*** |
CN114735850B (zh) * | 2022-04-08 | 2023-05-09 | 浙江大学 | 原位净化垃圾填埋场地下水污染羽的折叠多层渗透反应墙 |
CN115650401A (zh) * | 2022-05-19 | 2023-01-31 | 成都理工大学 | 一种S-nZVI活化过硫酸盐缓释凝胶修复地下水有机污染的方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007054358A1 (en) * | 2005-11-11 | 2007-05-18 | Eni S.P.A. | Process for the treatment of contaminated water by means of a bifunctional system consisting of iron and zeolites |
CN101921018A (zh) * | 2009-12-31 | 2010-12-22 | 北京市水利规划设计研究院 | 一种用于地下水可渗透反应格栅好氧生物降解的释氧材料 |
CN102417213A (zh) * | 2011-10-17 | 2012-04-18 | 河海大学 | 一种用于修复硝基苯污染地下水的渗透反应介质 |
CN102583827A (zh) * | 2012-03-01 | 2012-07-18 | 中国环境科学研究院 | 一种双层可渗透反应墙修复体系及制法和应用 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH696639A5 (de) * | 2003-11-07 | 2007-08-31 | Schenker Korner & Partner Gmbh | Permeable reaktive Barriere zur Reinigung von Grundwasser. |
DE102005054666B4 (de) * | 2005-11-14 | 2014-02-27 | Ufz-Umweltforschungszentrum Leipzig-Halle Gmbh | Verfahren zur in-situ Grundwasserreinigung in schadstoffbelasteten Aquiferen |
KR100750585B1 (ko) * | 2007-01-09 | 2007-08-20 | (주)대성그린테크 | 다기능 투수성 반응벽체를 이용한 매립지 및 폐광산 침출수처리방법 |
CN100554186C (zh) * | 2007-04-17 | 2009-10-28 | 天津大学 | 污染地下水修复的生物固定式渗透反应墙***及填充物 |
CN101172732A (zh) * | 2007-10-15 | 2008-05-07 | 吉林大学 | 化学与生物组合反应墙原位修复地下水的方法 |
JP5465032B2 (ja) * | 2010-02-09 | 2014-04-09 | Dowaエコシステム株式会社 | 透過反応壁構築工法およびそれに使用されるガイド部材 |
CN102070262A (zh) * | 2010-11-18 | 2011-05-25 | 清华大学 | 一种复合型渗透性反应墙及其原位处理方法 |
KR101065274B1 (ko) * | 2011-03-03 | 2011-09-16 | 청해 Env (주) | 투수성반응벽체를 이용한 축산매몰지 침출수 처리, 악취제거와 지하수오염방지를 위한 방법 |
-
2012
- 2012-03-01 CN CN201210052117.5A patent/CN102583827B/zh active Active
- 2012-10-26 GB GB1219329.8A patent/GB2499867B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007054358A1 (en) * | 2005-11-11 | 2007-05-18 | Eni S.P.A. | Process for the treatment of contaminated water by means of a bifunctional system consisting of iron and zeolites |
CN101921018A (zh) * | 2009-12-31 | 2010-12-22 | 北京市水利规划设计研究院 | 一种用于地下水可渗透反应格栅好氧生物降解的释氧材料 |
CN102417213A (zh) * | 2011-10-17 | 2012-04-18 | 河海大学 | 一种用于修复硝基苯污染地下水的渗透反应介质 |
CN102583827A (zh) * | 2012-03-01 | 2012-07-18 | 中国环境科学研究院 | 一种双层可渗透反应墙修复体系及制法和应用 |
Non-Patent Citations (1)
Title |
---|
Journal of Hazardous Materials, Vol. 161, 2009, Dong Jun et al., "Laboratory study on sequenced permeable reactive barrier remediation for landfill leachate-contaminated groundwater", pages 224-230. * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106111685A (zh) * | 2016-06-28 | 2016-11-16 | 北京建工环境修复股份有限公司 | 一种用于修复土壤和地下水的方法及*** |
Also Published As
Publication number | Publication date |
---|---|
CN102583827A (zh) | 2012-07-18 |
GB201219329D0 (en) | 2012-12-12 |
CN102583827B (zh) | 2013-07-24 |
GB2499867A (en) | 2013-09-04 |
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