CN110339710A - 一种微波耦合紫外光催化氧化Hg0净化***及方法 - Google Patents
一种微波耦合紫外光催化氧化Hg0净化***及方法 Download PDFInfo
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- CN110339710A CN110339710A CN201910687448.8A CN201910687448A CN110339710A CN 110339710 A CN110339710 A CN 110339710A CN 201910687448 A CN201910687448 A CN 201910687448A CN 110339710 A CN110339710 A CN 110339710A
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- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 58
- 230000003647 oxidation Effects 0.000 title claims abstract description 56
- 230000008878 coupling Effects 0.000 title claims abstract description 40
- 238000010168 coupling process Methods 0.000 title claims abstract description 40
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 40
- 230000003197 catalytic effect Effects 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 19
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims abstract description 45
- 239000007788 liquid Substances 0.000 claims abstract description 44
- 229910052753 mercury Inorganic materials 0.000 claims abstract description 44
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000003546 flue gas Substances 0.000 claims abstract description 25
- 238000000746 purification Methods 0.000 claims abstract description 23
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000010521 absorption reaction Methods 0.000 claims abstract description 18
- 239000007800 oxidant agent Substances 0.000 claims abstract description 16
- 238000007146 photocatalysis Methods 0.000 claims abstract description 16
- 230000001699 photocatalysis Effects 0.000 claims abstract description 16
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 14
- 150000003254 radicals Chemical class 0.000 claims abstract description 14
- 239000012159 carrier gas Substances 0.000 claims abstract description 9
- 239000007789 gas Substances 0.000 claims abstract description 5
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims description 32
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 22
- CHQMHPLRPQMAMX-UHFFFAOYSA-L sodium persulfate Chemical compound [Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O CHQMHPLRPQMAMX-UHFFFAOYSA-L 0.000 claims description 20
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 18
- 239000001301 oxygen Substances 0.000 claims description 18
- 229910052760 oxygen Inorganic materials 0.000 claims description 18
- 239000003795 chemical substances by application Substances 0.000 claims description 17
- 235000011164 potassium chloride Nutrition 0.000 claims description 16
- 239000001103 potassium chloride Substances 0.000 claims description 16
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 14
- 230000000694 effects Effects 0.000 claims description 13
- 239000003054 catalyst Substances 0.000 claims description 11
- UKLNMMHNWFDKNT-UHFFFAOYSA-M sodium chlorite Chemical compound [Na+].[O-]Cl=O UKLNMMHNWFDKNT-UHFFFAOYSA-M 0.000 claims description 10
- 229960002218 sodium chlorite Drugs 0.000 claims description 10
- 238000006555 catalytic reaction Methods 0.000 claims description 9
- 239000011780 sodium chloride Substances 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 6
- RCTYPNKXASFOBE-UHFFFAOYSA-M chloromercury Chemical compound [Hg]Cl RCTYPNKXASFOBE-UHFFFAOYSA-M 0.000 claims description 5
- 239000005708 Sodium hypochlorite Substances 0.000 claims description 4
- 239000000446 fuel Substances 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 3
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 2
- 150000002500 ions Chemical class 0.000 claims description 2
- 238000005502 peroxidation Methods 0.000 claims description 2
- 230000005855 radiation Effects 0.000 claims description 2
- 230000009466 transformation Effects 0.000 claims description 2
- 239000003344 environmental pollutant Substances 0.000 abstract description 7
- 231100000719 pollutant Toxicity 0.000 abstract description 7
- 230000004913 activation Effects 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 description 34
- UKWHYYKOEPRTIC-UHFFFAOYSA-N mercury(II) oxide Inorganic materials [Hg]=O UKWHYYKOEPRTIC-UHFFFAOYSA-N 0.000 description 31
- 230000001590 oxidative effect Effects 0.000 description 16
- 239000002131 composite material Substances 0.000 description 10
- 238000006477 desulfuration reaction Methods 0.000 description 10
- 230000002745 absorbent Effects 0.000 description 9
- 239000002250 absorbent Substances 0.000 description 9
- 238000001514 detection method Methods 0.000 description 9
- 239000007791 liquid phase Substances 0.000 description 9
- 230000007246 mechanism Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 231100000693 bioaccumulation Toxicity 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000012717 electrostatic precipitator Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000002803 fossil fuel Substances 0.000 description 2
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 2
- 229910000474 mercury oxide Inorganic materials 0.000 description 2
- 230000002688 persistence Effects 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000001988 toxicity Effects 0.000 description 2
- 231100000419 toxicity Toxicity 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- JJWSNOOGIUMOEE-UHFFFAOYSA-N Monomethylmercury Chemical compound [Hg]C JJWSNOOGIUMOEE-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- OSVXSBDYLRYLIG-UHFFFAOYSA-N chlorine dioxide Inorganic materials O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 description 1
- QBWCMBCROVPCKQ-UHFFFAOYSA-N chlorous acid Chemical compound OCl=O QBWCMBCROVPCKQ-UHFFFAOYSA-N 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000002906 medical waste Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000004056 waste incineration Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8665—Removing heavy metals or compounds thereof, e.g. mercury
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/10—Oxidants
- B01D2251/106—Peroxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/10—Oxidants
- B01D2251/108—Halogens or halogen compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/80—Type of catalytic reaction
- B01D2255/802—Photocatalytic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/60—Heavy metals or heavy metal compounds
- B01D2257/602—Mercury or mercury compounds
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Physical Water Treatments (AREA)
Abstract
Description
项目 | 处理前 | 处理后 | 脱除效率 |
Hg<sup>0</sup>浓度 | 30μg/m<sup>3</sup> | 3-1.5μg/m<sup>3</sup> | 90-95% |
条件 | 范围 |
微波设定温度 | 50℃ |
微波设定功率 | 300W |
汞发生器水浴温度 | 60℃ |
光催化剂反应装置能量密度 | 300KW/m<sup>3</sup> |
吸收液温度 | 20℃ |
条件 | 范围 |
微波设定温度 | 50℃ |
微波设定功率 | 300W |
汞发生器水浴温度 | 60℃ |
光催化剂反应装置能量密度 | 300KW/m<sup>3</sup> |
吸收液温度 | 20℃ |
条件 | 范围 |
微波设定温度 | 50℃ |
微波设定功率 | 300W |
汞发生器水浴温度 | 60℃ |
光催化剂反应装置能量密度 | 300KW/m<sup>3</sup> |
吸收液温度 | 20℃ |
条件 | 范围 |
微波设定温度 | 50℃ |
微波设定功率 | 300W |
汞发生器水浴温度 | 60℃ |
光催化剂反应装置能量密度 | 300KW/m<sup>3</sup> |
吸收液温度 | 20℃ |
条件 | 范围 |
微波设定温度 | 50℃ |
微波设定功率 | 300W |
汞发生器水浴温度 | 60℃ |
光催化剂反应装置能量密度 | 300KW/m<sup>3</sup> |
吸收液温度 | 20℃ |
条件 | 范围 |
微波设定温度 | 50℃ |
微波设定功率 | 300W |
汞发生器水浴温度 | 60℃ |
光催化剂反应装置能量密度 | 300KW/m<sup>3</sup> |
吸收液温度 | 20℃ |
条件 | 范围 |
微波设定温度 | 50℃ |
微波设定功率 | 300W |
汞发生器水浴温度 | 60℃ |
光催化剂反应装置能量密度 | 300KW/m<sup>3</sup> |
吸收液温度 | 20℃ |
条件 | 范围 |
微波设定温度 | 50℃ |
微波设定功率 | 300W |
汞发生器水浴温度 | 60℃ |
光催化剂反应装置能量密度 | 300KW/m<sup>3</sup> |
吸收液温度 | 20℃ |
条件 | 范围 |
微波设定温度 | 50℃ |
微波设定功率 | 300W |
汞发生器水浴温度 | 60℃ |
光催化剂反应装置能量密度 | 300KW/m<sup>3</sup> |
吸收液温度 | 20℃ |
Claims (6)
Priority Applications (1)
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CN201910687448.8A CN110339710B (zh) | 2019-07-26 | 2019-07-26 | 一种微波耦合紫外光催化氧化Hg0净化***及方法 |
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CN201910687448.8A CN110339710B (zh) | 2019-07-26 | 2019-07-26 | 一种微波耦合紫外光催化氧化Hg0净化***及方法 |
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CN110339710A true CN110339710A (zh) | 2019-10-18 |
CN110339710B CN110339710B (zh) | 2021-10-15 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112121616A (zh) * | 2020-09-09 | 2020-12-25 | 华中科技大学 | 一种微波紫外光耦合双氧水的烟气多污染物净化装置 |
CN117298853A (zh) * | 2023-11-07 | 2023-12-29 | 昆明理工大学 | 一种含汞物料微波-光氧化协同汞烟气分离净化***及方法 |
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KR100841965B1 (ko) * | 2007-01-22 | 2008-06-27 | 연세대학교 산학협력단 | 광촉매를 이용한 중금속 회수장치 및 방법 |
CN102614776A (zh) * | 2012-02-27 | 2012-08-01 | 宁波诺丁汉大学 | 微波诱导催化联合脱硫脱硝脱汞的装置及其方法 |
CN102701310A (zh) * | 2012-06-21 | 2012-10-03 | 哈尔滨工业大学 | 微波紫外耦合辐射催化降解吸附态有机污染物的方法 |
CN105536466A (zh) * | 2016-01-25 | 2016-05-04 | 华北电力大学(保定) | 一种光助催化氧化脱除烟气中多污染物的装置及方法 |
CN108310967A (zh) * | 2018-02-01 | 2018-07-24 | 国家能源投资集团有限责任公司 | 烟气脱汞装置及方法 |
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2019
- 2019-07-26 CN CN201910687448.8A patent/CN110339710B/zh active Active
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KR100841965B1 (ko) * | 2007-01-22 | 2008-06-27 | 연세대학교 산학협력단 | 광촉매를 이용한 중금속 회수장치 및 방법 |
CN102614776A (zh) * | 2012-02-27 | 2012-08-01 | 宁波诺丁汉大学 | 微波诱导催化联合脱硫脱硝脱汞的装置及其方法 |
CN102701310A (zh) * | 2012-06-21 | 2012-10-03 | 哈尔滨工业大学 | 微波紫外耦合辐射催化降解吸附态有机污染物的方法 |
CN105536466A (zh) * | 2016-01-25 | 2016-05-04 | 华北电力大学(保定) | 一种光助催化氧化脱除烟气中多污染物的装置及方法 |
CN108310967A (zh) * | 2018-02-01 | 2018-07-24 | 国家能源投资集团有限责任公司 | 烟气脱汞装置及方法 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112121616A (zh) * | 2020-09-09 | 2020-12-25 | 华中科技大学 | 一种微波紫外光耦合双氧水的烟气多污染物净化装置 |
CN117298853A (zh) * | 2023-11-07 | 2023-12-29 | 昆明理工大学 | 一种含汞物料微波-光氧化协同汞烟气分离净化***及方法 |
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