CN106396029B - 一种scr催化剂的除砷方法 - Google Patents
一种scr催化剂的除砷方法 Download PDFInfo
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- CN106396029B CN106396029B CN201611008069.4A CN201611008069A CN106396029B CN 106396029 B CN106396029 B CN 106396029B CN 201611008069 A CN201611008069 A CN 201611008069A CN 106396029 B CN106396029 B CN 106396029B
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- arsenic
- scr catalyst
- waste liquid
- lye
- electrolysis
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- 238000000034 method Methods 0.000 title claims abstract description 28
- 239000003054 catalyst Substances 0.000 title claims abstract description 21
- 229910052785 arsenic Inorganic materials 0.000 claims abstract description 46
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000002699 waste material Substances 0.000 claims abstract description 22
- 239000007788 liquid Substances 0.000 claims abstract description 20
- 239000000706 filtrate Substances 0.000 claims abstract description 16
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 13
- 239000002244 precipitate Substances 0.000 claims abstract description 9
- 230000001590 oxidative effect Effects 0.000 claims abstract description 6
- 239000007800 oxidant agent Substances 0.000 claims abstract description 5
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical group OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 17
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical group [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 14
- 238000005868 electrolysis reaction Methods 0.000 claims description 14
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 239000000047 product Substances 0.000 claims description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 239000000908 ammonium hydroxide Substances 0.000 claims 1
- 230000005518 electrochemistry Effects 0.000 claims 1
- 238000004070 electrodeposition Methods 0.000 claims 1
- 238000001914 filtration Methods 0.000 claims 1
- 239000013049 sediment Substances 0.000 claims 1
- 230000003647 oxidation Effects 0.000 abstract description 12
- 238000001556 precipitation Methods 0.000 abstract description 6
- 239000012670 alkaline solution Substances 0.000 abstract description 5
- 239000002351 wastewater Substances 0.000 abstract description 4
- 239000011259 mixed solution Substances 0.000 abstract description 3
- 239000000084 colloidal system Substances 0.000 abstract description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 description 13
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 8
- 239000003513 alkali Substances 0.000 description 4
- 238000010790 dilution Methods 0.000 description 4
- 239000012895 dilution Substances 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 230000007812 deficiency Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010170 biological method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000002249 digestive system Anatomy 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000909 electrodialysis Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 150000002505 iron Chemical class 0.000 description 1
- 231100001231 less toxic Toxicity 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 210000003491 skin Anatomy 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Classifications
-
- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/463—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrocoagulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J38/00—Regeneration or reactivation of catalysts, in general
- B01J38/48—Liquid treating or treating in liquid phase, e.g. dissolved or suspended
- B01J38/64—Liquid treating or treating in liquid phase, e.g. dissolved or suspended using alkaline material; using salts
- B01J38/66—Liquid treating or treating in liquid phase, e.g. dissolved or suspended using alkaline material; using salts using ammonia or derivatives thereof
-
- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/46109—Electrodes
-
- 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
- C02F1/722—Oxidation by peroxides
-
- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/46109—Electrodes
- C02F2001/46133—Electrodes characterised by the material
-
- 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
- C02F2101/10—Inorganic compounds
- C02F2101/103—Arsenic compounds
-
- 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
- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
- C02F2201/46105—Details relating to the electrolytic devices
-
- 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
- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
- C02F2201/46105—Details relating to the electrolytic devices
- C02F2201/4612—Controlling or monitoring
- C02F2201/46125—Electrical variables
- C02F2201/4614—Current
-
- 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
- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
- C02F2201/46105—Details relating to the electrolytic devices
- C02F2201/4612—Controlling or monitoring
- C02F2201/4615—Time
-
- 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
- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
- C02F2201/46105—Details relating to the electrolytic devices
- C02F2201/46195—Cells containing solid electrolyte
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/02—Specific form of oxidant
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611008069.4A CN106396029B (zh) | 2016-11-16 | 2016-11-16 | 一种scr催化剂的除砷方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611008069.4A CN106396029B (zh) | 2016-11-16 | 2016-11-16 | 一种scr催化剂的除砷方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106396029A CN106396029A (zh) | 2017-02-15 |
| CN106396029B true CN106396029B (zh) | 2019-07-30 |
Family
ID=59230507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611008069.4A Active CN106396029B (zh) | 2016-11-16 | 2016-11-16 | 一种scr催化剂的除砷方法 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106396029B (zh) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108570685B (zh) * | 2017-03-13 | 2020-06-19 | 中国科学院过程工程研究所 | 一种砷中毒催化剂的电化学处理方法 |
| CN108588428B (zh) * | 2018-05-16 | 2019-11-12 | 中南大学 | 一种分离砷碱渣中砷与碱的电化学方法 |
| CN110152744A (zh) * | 2019-05-27 | 2019-08-23 | 中国华能集团清洁能源技术研究院有限公司 | 一种砷中毒scr脱硝催化剂的电化学处理方法 |
| CN111871178A (zh) * | 2020-06-16 | 2020-11-03 | 中南大学 | 一种含砷烟气的处理方法 |
| CN115069747A (zh) * | 2022-06-07 | 2022-09-20 | 湖北中和联信环保股份有限公司 | 一种含砷废盐的处理工艺 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104528893A (zh) * | 2014-12-05 | 2015-04-22 | 华南理工大学 | 一种烟气脱硝催化剂再生工艺废水的电化学处理方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1281862B1 (it) * | 1995-04-13 | 1998-03-03 | Sida Spa | Procedimento ed impianto per il trattamento di acque destinate ad uso potabile o tecnologico |
| CN100567181C (zh) * | 2007-08-15 | 2009-12-09 | 哈尔滨工业大学 | 预氧化-复合电解去除地下水中砷的方法 |
| CN101386433B (zh) * | 2008-11-05 | 2010-12-01 | 中国科学院生态环境研究中心 | 同时去除水中砷和氟污染物的电化学反应器及方法 |
| CN102167457A (zh) * | 2011-03-17 | 2011-08-31 | 天津大学 | 氯氧化铁盐混凝微滤联合除砷方法 |
| CN102814201A (zh) * | 2012-07-18 | 2012-12-12 | 西安交通大学 | 被烟道中砷成分毒化的scr脱硝催化剂清洗再生方法 |
| CN103112974B (zh) * | 2013-01-22 | 2014-07-23 | 长沙创享环保科技有限公司 | 含砷废水的处理方法 |
| CN105060431B (zh) * | 2015-07-31 | 2017-10-17 | 中南大学 | 一种处理高砷污酸废水的方法 |
| CN105502757B (zh) * | 2015-12-09 | 2018-11-27 | 重庆远达水务有限公司 | 一种高浓度含砷废水的工业处理方法 |
-
2016
- 2016-11-16 CN CN201611008069.4A patent/CN106396029B/zh active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104528893A (zh) * | 2014-12-05 | 2015-04-22 | 华南理工大学 | 一种烟气脱硝催化剂再生工艺废水的电化学处理方法 |
Non-Patent Citations (1)
| Title |
|---|
| SCR脱硝催化剂再生试验研究;王海军等;《南华大学学报(自然科学版)》;20160930;第94页第2.4节第1段至第95页左栏第3段 |
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| Publication number | Publication date |
|---|---|
| CN106396029A (zh) | 2017-02-15 |
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Address after: 650031 No. 86 Yuantong North Road, Yunnan, Kunming Patentee after: Kunming Metallurgical Research Institute Co.,Ltd. Address before: 650031 No. 86 Yuantong North Road, Yunnan, Kunming Patentee before: Kunming Metallurgical Research Institute |
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Effective date of registration: 20231201 Address after: 650000 block a, No. 625, 2nd Ring West Road, high tech Zone, Kunming, Yunnan Patentee after: YUNNAN COPPER Co.,Ltd. SOUTHWEST COPPER BRANCH Address before: 650031 No. 86 Yuantong North Road, Yunnan, Kunming Patentee before: Kunming Metallurgical Research Institute Co.,Ltd. |