CN108722184A - 一种全负荷自适应调平的精准喷氨系统 - Google Patents
一种全负荷自适应调平的精准喷氨系统 Download PDFInfo
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- CN108722184A CN108722184A CN201711403668.0A CN201711403668A CN108722184A CN 108722184 A CN108722184 A CN 108722184A CN 201711403668 A CN201711403668 A CN 201711403668A CN 108722184 A CN108722184 A CN 108722184A
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- Prior art keywords
- ammonia
- spray ammonia
- spray
- branch pipe
- nozzle
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- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 290
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 145
- 239000007921 spray Substances 0.000 title claims abstract description 91
- 230000003044 adaptive effect Effects 0.000 title claims abstract description 18
- 238000005507 spraying Methods 0.000 claims abstract description 47
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000003546 flue gas Substances 0.000 claims abstract description 24
- 230000001105 regulatory effect Effects 0.000 claims abstract description 10
- 238000002347 injection Methods 0.000 claims abstract description 5
- 239000007924 injection Substances 0.000 claims abstract description 5
- 210000004534 cecum Anatomy 0.000 claims description 12
- 239000007789 gas Substances 0.000 claims description 3
- 235000019504 cigarettes Nutrition 0.000 claims description 2
- 230000006872 improvement Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 239000000376 reactant Substances 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 238000012795 verification Methods 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000006722 reduction reaction Methods 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 201000004569 Blindness Diseases 0.000 description 1
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical class [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method 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
- B01D53/90—Injecting reactants
-
- 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
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
- B01D53/8631—Processes characterised by a specific device
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/206—Ammonium compounds
- B01D2251/2062—Ammonia
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
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)
- Treating Waste Gases (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711403668.0A CN108722184B (zh) | 2017-12-22 | 2017-12-22 | 一种全负荷自适应调平的精准喷氨系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711403668.0A CN108722184B (zh) | 2017-12-22 | 2017-12-22 | 一种全负荷自适应调平的精准喷氨系统 |
Publications (2)
Publication Number | Publication Date |
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CN108722184A true CN108722184A (zh) | 2018-11-02 |
CN108722184B CN108722184B (zh) | 2024-09-03 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201711403668.0A Active CN108722184B (zh) | 2017-12-22 | 2017-12-22 | 一种全负荷自适应调平的精准喷氨系统 |
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CN (1) | CN108722184B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113204872A (zh) * | 2021-04-29 | 2021-08-03 | 上海明华电力科技有限公司 | 一种基于数值模拟的不均匀喷氨分区喷嘴阻力设计方法 |
CN115121118A (zh) * | 2022-07-27 | 2022-09-30 | 西安热工研究院有限公司 | Scr脱硝喷氨系统和scr脱硝喷氨控制方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4326696A1 (de) * | 1993-08-09 | 1995-02-16 | Aixtron Gmbh | Vorrichtung zur Gasmischung und Einleitung |
JP2001149747A (ja) * | 1999-12-01 | 2001-06-05 | Hitachi Plant Eng & Constr Co Ltd | アンモニアガス注入装置 |
JP2003117367A (ja) * | 2001-10-18 | 2003-04-22 | Mitsubishi Heavy Ind Ltd | ガス混合器 |
CH701514A2 (de) * | 2009-07-24 | 2011-01-31 | Gen Electric | Verfahren und System zum Reduzieren des Anteils von Stickstoffoxiden in einem Verbrennungsabgasstrom. |
CN205730889U (zh) * | 2016-05-31 | 2016-11-30 | 中国大唐集团科学技术研究院有限公司华中分公司 | 一种脱硝系统和一种脱硝系统的喷氨装置 |
CN206103706U (zh) * | 2016-08-10 | 2017-04-19 | 大唐环境产业集团股份有限公司 | 一种烟气脱硝喷氨系统 |
CN207913518U (zh) * | 2017-12-22 | 2018-09-28 | 上海明华电力技术工程有限公司 | 全负荷自适应调平的精准喷氨系统 |
-
2017
- 2017-12-22 CN CN201711403668.0A patent/CN108722184B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4326696A1 (de) * | 1993-08-09 | 1995-02-16 | Aixtron Gmbh | Vorrichtung zur Gasmischung und Einleitung |
JP2001149747A (ja) * | 1999-12-01 | 2001-06-05 | Hitachi Plant Eng & Constr Co Ltd | アンモニアガス注入装置 |
JP2003117367A (ja) * | 2001-10-18 | 2003-04-22 | Mitsubishi Heavy Ind Ltd | ガス混合器 |
CH701514A2 (de) * | 2009-07-24 | 2011-01-31 | Gen Electric | Verfahren und System zum Reduzieren des Anteils von Stickstoffoxiden in einem Verbrennungsabgasstrom. |
CN205730889U (zh) * | 2016-05-31 | 2016-11-30 | 中国大唐集团科学技术研究院有限公司华中分公司 | 一种脱硝系统和一种脱硝系统的喷氨装置 |
CN206103706U (zh) * | 2016-08-10 | 2017-04-19 | 大唐环境产业集团股份有限公司 | 一种烟气脱硝喷氨系统 |
CN207913518U (zh) * | 2017-12-22 | 2018-09-28 | 上海明华电力技术工程有限公司 | 全负荷自适应调平的精准喷氨系统 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113204872A (zh) * | 2021-04-29 | 2021-08-03 | 上海明华电力科技有限公司 | 一种基于数值模拟的不均匀喷氨分区喷嘴阻力设计方法 |
CN115121118A (zh) * | 2022-07-27 | 2022-09-30 | 西安热工研究院有限公司 | Scr脱硝喷氨系统和scr脱硝喷氨控制方法 |
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Publication number | Publication date |
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CN108722184B (zh) | 2024-09-03 |
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Country or region after: China Address after: 200437 room 801, building 9, 171 Handan Road, Hongkou District, Shanghai Applicant after: Shanghai Minghua Power Technology Co.,Ltd. Applicant after: TIANJI POWER STATION OF HUAIHU COAL POWER CO.,LTD. Address before: 200437 room 801, building 9, 171 Handan Road, Hongkou District, Shanghai Applicant before: SHANGHAI MINGHUA ELECTRIC POWER TECHNOLOGY AND ENGINEERING Co.,Ltd. Country or region before: China Applicant before: TIANJI POWER STATION OF HUAIHU COAL POWER CO.,LTD. |
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