CN105363347A - 耦合省煤器的scr脱硝反应装置 - Google Patents
耦合省煤器的scr脱硝反应装置 Download PDFInfo
- Publication number
- CN105363347A CN105363347A CN201510928036.0A CN201510928036A CN105363347A CN 105363347 A CN105363347 A CN 105363347A CN 201510928036 A CN201510928036 A CN 201510928036A CN 105363347 A CN105363347 A CN 105363347A
- Authority
- CN
- China
- Prior art keywords
- scr denitration
- denitration reaction
- economizer
- reaction unit
- flue duct
- 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.)
- Pending
Links
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 24
- 230000008878 coupling Effects 0.000 title abstract description 3
- 238000010168 coupling process Methods 0.000 title abstract description 3
- 238000005859 coupling reaction Methods 0.000 title abstract description 3
- 239000003245 coal Substances 0.000 title abstract 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 5
- 239000007789 gas Substances 0.000 claims description 20
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 15
- 239000003546 flue gas Substances 0.000 claims description 15
- 238000005507 spraying Methods 0.000 claims description 9
- 239000000779 smoke Substances 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 238000002347 injection Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 230000009257 reactivity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 230000007306 turnover Effects 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
-
- 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
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)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510928036.0A CN105363347A (zh) | 2015-12-15 | 2015-12-15 | 耦合省煤器的scr脱硝反应装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510928036.0A CN105363347A (zh) | 2015-12-15 | 2015-12-15 | 耦合省煤器的scr脱硝反应装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN105363347A true CN105363347A (zh) | 2016-03-02 |
Family
ID=55366271
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510928036.0A Pending CN105363347A (zh) | 2015-12-15 | 2015-12-15 | 耦合省煤器的scr脱硝反应装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105363347A (zh) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2397923A1 (en) * | 2000-12-01 | 2002-06-06 | Fuel Tech Inc. | Selective catalytic reduction of no, enabled by side stream urea decomposition |
CN204768271U (zh) * | 2015-06-10 | 2015-11-18 | 浙江菲达脱硫工程有限公司 | 一种省煤器和空预器双级交错布置的锅炉scr脱硝装置 |
CN204829978U (zh) * | 2015-07-27 | 2015-12-02 | 天津晓沃环保工程股份公司 | 具有温度补偿装置的中小型锅炉脱硝反应器 |
-
2015
- 2015-12-15 CN CN201510928036.0A patent/CN105363347A/zh active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2397923A1 (en) * | 2000-12-01 | 2002-06-06 | Fuel Tech Inc. | Selective catalytic reduction of no, enabled by side stream urea decomposition |
CN204768271U (zh) * | 2015-06-10 | 2015-11-18 | 浙江菲达脱硫工程有限公司 | 一种省煤器和空预器双级交错布置的锅炉scr脱硝装置 |
CN204829978U (zh) * | 2015-07-27 | 2015-12-02 | 天津晓沃环保工程股份公司 | 具有温度补偿装置的中小型锅炉脱硝反应器 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102512954A (zh) | 余热锅炉烟气脱硝装置 | |
CN104741001A (zh) | Scr法烟气脱硝装置及烟气脱硝方法 | |
CN103055696A (zh) | 具有前置双流体喷射系统的scr烟气脱硝系统 | |
CN107008144B (zh) | 一种实现scr烟气脱硝多级喷氨的装置及烟气脱硝方法 | |
CN203648364U (zh) | 一种燃煤锅炉烟气脱硝系统 | |
CN203002215U (zh) | 一种用于燃烧褐煤的scr烟气脱硝系统 | |
CN205495348U (zh) | 耦合省煤器的scr脱硝反应装置 | |
CN203316011U (zh) | 提高燃煤锅炉尾部烟气脱硝投入率的结构 | |
CN105363347A (zh) | 耦合省煤器的scr脱硝反应装置 | |
CN203002216U (zh) | 一种具有前置双流体喷射系统的scr烟气脱硝系统 | |
CN202983514U (zh) | 一种集成式scr-sncr联合脱硝系统 | |
CN205717267U (zh) | 一种清除scr系统投运后空气预热器冷端积灰的装置 | |
CN202113779U (zh) | 用于scr脱硝系统的旋流式喷氨装置 | |
CN205613280U (zh) | 一种用于脱硝混热工艺的装置 | |
CN209393000U (zh) | 臭氧与烟气混合布气装置 | |
CN203927879U (zh) | 一种在低负荷工况下提高scr投运率的省煤器 | |
CN203075835U (zh) | 一种防止scr脱硝催化剂超温的事故喷淋系统 | |
CN206944117U (zh) | 一种提高燃煤发电锅炉脱硝入口烟温的结构 | |
CN211069654U (zh) | 一种两级喷氨联合脱硝系统 | |
CN211159296U (zh) | 用于脱硝旁路升温或scr脱硝喷氨的均匀喷射系统 | |
CN107433130B (zh) | 一种导流板优化的scr烟气脱硝反应器 | |
CN106000053A (zh) | 一种组合式喷氨格栅装置 | |
CN207805389U (zh) | 一种炉内混烟提温脱硝装置 | |
CN102580442A (zh) | 一种循环流化床锅炉选择性非催化还原脱硝系统 | |
CN202478772U (zh) | 一种循环流化床锅炉选择性非催化还原脱硝系统 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information |
Inventor after: Zhou Junhu Inventor after: Wang Zhihua Inventor after: Liu Maosheng Inventor after: Yang Xuefeng Inventor after: Li Weizhong Inventor after: Pan Hongqiu Inventor after: Mao Xiajun Inventor after: Sun Qiming Inventor before: Zhou Junhu Inventor before: Liu Maosheng Inventor before: Yang Xuefeng Inventor before: Li Weizhong Inventor before: Pan Hongqiu Inventor before: Mao Xiajun Inventor before: Sun Qiming |
|
CB03 | Change of inventor or designer information | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20170508 Address after: 310012 Xihu District, Hangzhou, Wensanlu Road, China, No., Times Square, block C, layer 2, layer 478 Applicant after: Zhejiang Pyneo Technology Co., Ltd. Applicant after: Zhejiang University Address before: 310012 Xihu District, Hangzhou, Wensanlu Road, China, No., Times Square, block C, layer 2, layer 478 Applicant before: Zhejiang Pyneo Technology Co., Ltd. |
|
TA01 | Transfer of patent application right | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160302 |
|
WD01 | Invention patent application deemed withdrawn after publication |