CN109261705A - 一种砷污染土壤的超临界水/超临界二氧化碳联合处理方法 - Google Patents
一种砷污染土壤的超临界水/超临界二氧化碳联合处理方法 Download PDFInfo
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- CN109261705A CN109261705A CN201810859844.XA CN201810859844A CN109261705A CN 109261705 A CN109261705 A CN 109261705A CN 201810859844 A CN201810859844 A CN 201810859844A CN 109261705 A CN109261705 A CN 109261705A
- Authority
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- Prior art keywords
- temperature
- pressure
- reaction kettle
- carbon dioxide
- polluted soil
- Prior art date
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- Granted
Links
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 101
- 239000002689 soil Substances 0.000 title claims abstract description 91
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 50
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 42
- 238000011284 combination treatment Methods 0.000 title claims abstract description 21
- 238000006243 chemical reaction Methods 0.000 claims abstract description 132
- 229910052785 arsenic Inorganic materials 0.000 claims abstract description 64
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 claims abstract description 63
- 238000000605 extraction Methods 0.000 claims abstract description 41
- GOLCXWYRSKYTSP-UHFFFAOYSA-N arsenic trioxide Inorganic materials O1[As]2O[As]1O2 GOLCXWYRSKYTSP-UHFFFAOYSA-N 0.000 claims abstract description 37
- HJTAZXHBEBIQQX-UHFFFAOYSA-N 1,5-bis(chloromethyl)naphthalene Chemical compound C1=CC=C2C(CCl)=CC=CC2=C1CCl HJTAZXHBEBIQQX-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000000047 product Substances 0.000 claims abstract description 27
- 239000007795 chemical reaction product Substances 0.000 claims abstract description 26
- 238000010438 heat treatment Methods 0.000 claims abstract description 26
- 230000001590 oxidative effect Effects 0.000 claims abstract description 16
- 239000007800 oxidant agent Substances 0.000 claims abstract description 15
- 239000007789 gas Substances 0.000 claims description 48
- 229960004424 carbon dioxide Drugs 0.000 claims description 46
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical group OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 33
- 239000003795 chemical substances by application Substances 0.000 claims description 28
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 27
- 239000007788 liquid Substances 0.000 claims description 25
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 24
- 229910001385 heavy metal Inorganic materials 0.000 claims description 24
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 19
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 16
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 16
- 229910052794 bromium Inorganic materials 0.000 claims description 16
- 239000007787 solid Substances 0.000 claims description 15
- 235000019441 ethanol Nutrition 0.000 claims description 12
- SWLVFNYSXGMGBS-UHFFFAOYSA-N ammonium bromide Chemical compound [NH4+].[Br-] SWLVFNYSXGMGBS-UHFFFAOYSA-N 0.000 claims description 11
- 239000007864 aqueous solution Substances 0.000 claims description 9
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- 238000005191 phase separation Methods 0.000 claims description 8
- 229910002651 NO3 Inorganic materials 0.000 claims description 7
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 7
- 229910044991 metal oxide Inorganic materials 0.000 claims description 7
- 239000000243 solution Substances 0.000 claims description 7
- 239000007791 liquid phase Substances 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 6
- 239000003444 phase transfer catalyst Substances 0.000 claims description 5
- JRMUNVKIHCOMHV-UHFFFAOYSA-M tetrabutylammonium bromide Chemical compound [Br-].CCCC[N+](CCCC)(CCCC)CCCC JRMUNVKIHCOMHV-UHFFFAOYSA-M 0.000 claims description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 4
- 230000031709 bromination Effects 0.000 claims description 4
- 238000005893 bromination reaction Methods 0.000 claims description 4
- RIPUKAXZALFIMA-UHFFFAOYSA-N decan-1-amine;hydrobromide Chemical class [Br-].CCCCCCCCCC[NH3+] RIPUKAXZALFIMA-UHFFFAOYSA-N 0.000 claims description 4
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 claims description 3
- JPWGUOFOCAZONZ-UHFFFAOYSA-N heptan-1-amine;hydrobromide Chemical class Br.CCCCCCCN JPWGUOFOCAZONZ-UHFFFAOYSA-N 0.000 claims description 3
- ZLSVALLKHLKICA-UHFFFAOYSA-N hexan-1-amine;hydrobromide Chemical class [Br-].CCCCCC[NH3+] ZLSVALLKHLKICA-UHFFFAOYSA-N 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- FECKHSTWGKTQAN-UHFFFAOYSA-N pentan-1-amine;hydrobromide Chemical compound [Br-].CCCCC[NH3+] FECKHSTWGKTQAN-UHFFFAOYSA-N 0.000 claims description 3
- 239000007767 bonding agent Substances 0.000 claims description 2
- VNWKTOKETHGBQD-AKLPVKDBSA-N carbane Chemical compound [15CH4] VNWKTOKETHGBQD-AKLPVKDBSA-N 0.000 claims description 2
- 229910002090 carbon oxide Inorganic materials 0.000 claims description 2
- 150000002500 ions Chemical class 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- IPUIVTFLFRYUBR-UHFFFAOYSA-N nonylazanium bromide Chemical compound [Br-].C(CCCCCCCC)[NH3+] IPUIVTFLFRYUBR-UHFFFAOYSA-N 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- 239000012265 solid product Substances 0.000 claims description 2
- HWCKGOZZJDHMNC-UHFFFAOYSA-M tetraethylammonium bromide Chemical compound [Br-].CC[N+](CC)(CC)CC HWCKGOZZJDHMNC-UHFFFAOYSA-M 0.000 claims description 2
- QBVXKDJEZKEASM-UHFFFAOYSA-M tetraoctylammonium bromide Chemical compound [Br-].CCCCCCCC[N+](CCCCCCCC)(CCCCCCCC)CCCCCCCC QBVXKDJEZKEASM-UHFFFAOYSA-M 0.000 claims description 2
- 239000000284 extract Substances 0.000 abstract description 12
- 238000005067 remediation Methods 0.000 abstract description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 70
- 229910052793 cadmium Inorganic materials 0.000 description 45
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 44
- 229910052759 nickel Inorganic materials 0.000 description 35
- 238000011084 recovery Methods 0.000 description 21
- 238000002386 leaching Methods 0.000 description 20
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 19
- 229910052804 chromium Inorganic materials 0.000 description 19
- 239000011651 chromium Substances 0.000 description 19
- 238000004064 recycling Methods 0.000 description 10
- 238000012360 testing method Methods 0.000 description 10
- 230000004048 modification Effects 0.000 description 8
- 238000012986 modification Methods 0.000 description 8
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 5
- 150000004706 metal oxides Chemical group 0.000 description 5
- 229910017604 nitric acid Inorganic materials 0.000 description 5
- 241000894006 Bacteria Species 0.000 description 4
- 239000003381 stabilizer Substances 0.000 description 4
- 238000011282 treatment Methods 0.000 description 4
- 239000002068 microbial inoculum Substances 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000376 reactant Substances 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 229910017251 AsO4 Inorganic materials 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 2
- COHDHYZHOPQOFD-UHFFFAOYSA-N arsenic pentoxide Chemical compound O=[As](=O)O[As](=O)=O COHDHYZHOPQOFD-UHFFFAOYSA-N 0.000 description 2
- 239000003183 carcinogenic agent Substances 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000002161 passivation Methods 0.000 description 2
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 description 1
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 1
- BMSYAGRCQOYYMZ-UHFFFAOYSA-N [As].[As] Chemical compound [As].[As] BMSYAGRCQOYYMZ-UHFFFAOYSA-N 0.000 description 1
- 230000001093 anti-cancer Effects 0.000 description 1
- 125000001870 arsonato group Chemical group O=[As]([O-])([O-])[*] 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- RDVQTQJAUFDLFA-UHFFFAOYSA-N cadmium Chemical compound [Cd][Cd][Cd][Cd][Cd][Cd][Cd][Cd][Cd] RDVQTQJAUFDLFA-UHFFFAOYSA-N 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000357 carcinogen Toxicity 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 1
- CUILPNURFADTPE-UHFFFAOYSA-N hypobromous acid Chemical compound BrO CUILPNURFADTPE-UHFFFAOYSA-N 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 239000012263 liquid product Substances 0.000 description 1
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Inorganic materials O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- GIDDQKKGAYONOU-UHFFFAOYSA-N octylazanium;bromide Chemical compound Br.CCCCCCCCN GIDDQKKGAYONOU-UHFFFAOYSA-N 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000009418 renovation Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 238000003900 soil pollution Methods 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 125000003698 tetramethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 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
- B09C1/02—Extraction using liquids, e.g. washing, leaching, flotation
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
- Removal Of Specific Substances (AREA)
Abstract
Description
Claims (5)
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CN201810859844.XA CN109261705B (zh) | 2018-08-01 | 2018-08-01 | 一种砷污染土壤的超临界水/超临界二氧化碳联合处理方法 |
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CN109261705B CN109261705B (zh) | 2021-07-16 |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111036667A (zh) * | 2019-11-23 | 2020-04-21 | 山东碧泉环境工程技术有限公司 | 一种修复重金属污染土壤的方法 |
CN111185470A (zh) * | 2020-02-19 | 2020-05-22 | 吴晓吉 | 一种基于超临界流体的土壤治理装置 |
CN112275215A (zh) * | 2020-10-23 | 2021-01-29 | 西南石油大学 | 一种监测实验环境的高温高压反应釜 |
CN112358142A (zh) * | 2020-11-13 | 2021-02-12 | 昆明理工大学 | 一种利用亚临界水或超临界水与超临界二氧化碳联合处理赤泥的方法及装置 |
CN113102485A (zh) * | 2021-03-24 | 2021-07-13 | 中国科学院工程热物理研究所 | 一种基于超临界流体的重金属污染土壤修复系统及方法 |
CN114985440A (zh) * | 2022-06-02 | 2022-09-02 | 中国人民解放军63653部队 | 超临界萃取钚的方法 |
CN116947274A (zh) * | 2023-08-01 | 2023-10-27 | 河北工业大学 | 一种污泥重金属萃取方法 |
Citations (4)
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---|---|---|---|---|
US5965025A (en) * | 1991-06-12 | 1999-10-12 | Idaho Research Foundation, Inc. | Fluid extraction |
NO317870B1 (no) * | 1998-09-16 | 2004-12-27 | Statoil Asa | Fremgangsmate for a fremstille en H<N>2</N>-rik gass og en CO<N>2</N>-rik gass ved hoyt trykk |
CN101078020A (zh) * | 2006-05-23 | 2007-11-28 | 曹庸 | 八角属植物莽草酸生物转化及提纯方法 |
CN108187677A (zh) * | 2018-01-02 | 2018-06-22 | 昆明理工大学 | 一种利用超临界二氧化碳/超临界水热联合法制备脱除氰化氢催化剂的方法 |
-
2018
- 2018-08-01 CN CN201810859844.XA patent/CN109261705B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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US5965025A (en) * | 1991-06-12 | 1999-10-12 | Idaho Research Foundation, Inc. | Fluid extraction |
NO317870B1 (no) * | 1998-09-16 | 2004-12-27 | Statoil Asa | Fremgangsmate for a fremstille en H<N>2</N>-rik gass og en CO<N>2</N>-rik gass ved hoyt trykk |
CN101078020A (zh) * | 2006-05-23 | 2007-11-28 | 曹庸 | 八角属植物莽草酸生物转化及提纯方法 |
CN108187677A (zh) * | 2018-01-02 | 2018-06-22 | 昆明理工大学 | 一种利用超临界二氧化碳/超临界水热联合法制备脱除氰化氢催化剂的方法 |
Non-Patent Citations (2)
Title |
---|
关艳芬等: "《超临界CO2离子缔合萃取砷的实验》", 《过程工程学报》 * |
马承愚等: "《超临界水氧化法选冶难选金矿石的初步实验》", 《过程工程学报》 * |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111036667A (zh) * | 2019-11-23 | 2020-04-21 | 山东碧泉环境工程技术有限公司 | 一种修复重金属污染土壤的方法 |
CN111185470A (zh) * | 2020-02-19 | 2020-05-22 | 吴晓吉 | 一种基于超临界流体的土壤治理装置 |
CN111185470B (zh) * | 2020-02-19 | 2022-05-03 | 浙江中奚环境科技有限公司 | 一种基于超临界流体的土壤治理装置 |
CN112275215A (zh) * | 2020-10-23 | 2021-01-29 | 西南石油大学 | 一种监测实验环境的高温高压反应釜 |
CN112358142A (zh) * | 2020-11-13 | 2021-02-12 | 昆明理工大学 | 一种利用亚临界水或超临界水与超临界二氧化碳联合处理赤泥的方法及装置 |
CN112358142B (zh) * | 2020-11-13 | 2023-04-11 | 昆明理工大学 | 一种利用亚临界水或超临界水与超临界二氧化碳联合处理赤泥的方法及装置 |
CN113102485A (zh) * | 2021-03-24 | 2021-07-13 | 中国科学院工程热物理研究所 | 一种基于超临界流体的重金属污染土壤修复系统及方法 |
CN114985440A (zh) * | 2022-06-02 | 2022-09-02 | 中国人民解放军63653部队 | 超临界萃取钚的方法 |
CN116947274A (zh) * | 2023-08-01 | 2023-10-27 | 河北工业大学 | 一种污泥重金属萃取方法 |
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