CN106764447B - 一种尿素溶液防堵塞保护系统 - Google Patents
一种尿素溶液防堵塞保护系统 Download PDFInfo
- Publication number
- CN106764447B CN106764447B CN201611217457.3A CN201611217457A CN106764447B CN 106764447 B CN106764447 B CN 106764447B CN 201611217457 A CN201611217457 A CN 201611217457A CN 106764447 B CN106764447 B CN 106764447B
- Authority
- CN
- China
- Prior art keywords
- urea liquid
- branch pipe
- valve
- urea
- compressed air
- 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.)
- Active
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
-
- 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
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
-
- 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)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Mechanical Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611217457.3A CN106764447B (zh) | 2016-12-26 | 2016-12-26 | 一种尿素溶液防堵塞保护系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611217457.3A CN106764447B (zh) | 2016-12-26 | 2016-12-26 | 一种尿素溶液防堵塞保护系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106764447A CN106764447A (zh) | 2017-05-31 |
CN106764447B true CN106764447B (zh) | 2019-01-11 |
Family
ID=58925901
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611217457.3A Active CN106764447B (zh) | 2016-12-26 | 2016-12-26 | 一种尿素溶液防堵塞保护系统 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106764447B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112316703A (zh) * | 2020-09-30 | 2021-02-05 | 广东华电韶关热电有限公司 | 一种烟气脱硝用尿素溶液喷枪智能监控方法及系统 |
CN115159544A (zh) * | 2022-06-07 | 2022-10-11 | 华能太原东山燃机热电有限责任公司 | 一种防止尿素结晶的热解式脱硝装置 |
CN116025852B (zh) * | 2023-03-28 | 2023-05-30 | 国能龙源环保有限公司 | 一种降低尿素溶液储罐中的尿素溶液温度的方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0321324A (ja) * | 1989-06-19 | 1991-01-30 | Mitsubishi Heavy Ind Ltd | 回収ボイラ排ガス中のNOx低減方法 |
JPH08281074A (ja) * | 1995-04-19 | 1996-10-29 | Babcock Hitachi Kk | 尿素を用いた脱硝装置 |
KR101074050B1 (ko) * | 2010-01-20 | 2011-10-17 | 한국전력기술 주식회사 | 요소수유입로와 분사노즐의 막힘을 방지할 수 있는 배기가스 탈질시스템과 요소수 응고를 방지할 수 있는 요소수 공급장치 |
CN202052468U (zh) * | 2011-04-13 | 2011-11-30 | 湖南安普诺环保科技有限公司 | 烟气选择性非催化还原脱硝一体化装置 |
CN202212106U (zh) * | 2011-08-16 | 2012-05-09 | 华尔润玻璃产业股份有限公司 | 脱硝脉冲喷吹系统 |
CN202921161U (zh) * | 2012-11-30 | 2013-05-08 | 湘潭保利光电测控科技有限公司 | 水泥炉窑烟气sncr脱硝系统 |
CN103285729A (zh) * | 2013-07-02 | 2013-09-11 | 杭州北高峰电力工程设计有限公司 | 一种水泥窑烟气sncr脱硝装置 |
CN204429102U (zh) * | 2015-01-09 | 2015-07-01 | 西安西热锅炉环保工程有限公司 | 一种利用scr系统的尿素溶液烟道内直喷热解装置 |
-
2016
- 2016-12-26 CN CN201611217457.3A patent/CN106764447B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN106764447A (zh) | 2017-05-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106764447B (zh) | 一种尿素溶液防堵塞保护系统 | |
PT583878E (pt) | Utilizacao da energia dos gases de combustao para vaporizar um agente redutor aquoso para a reducao de nox em gases de combustao | |
CN205760580U (zh) | 循环硫化床锅炉烟气脱硝系统 | |
CN206935094U (zh) | 一种sncr烟气脱硝装置 | |
CN110585922A (zh) | 一种火电厂scr脱硝系统喷氨格栅自动吹扫装置 | |
CN105353071A (zh) | 脱硝催化剂的性能检测装置 | |
CN204352751U (zh) | 一种尿素兼容氨水的sncr脱硝装置 | |
CN105727735A (zh) | 多罐式易维护脱硝装置 | |
CN207445928U (zh) | 防止scr脱硝系统喷氨格栅喷嘴和催化剂积灰堵塞的防堵装置 | |
CN204593415U (zh) | 空气预热器在线碱液冲洗装置 | |
CN203971757U (zh) | 一种scr锅炉烟气脱硝工艺系统 | |
CN109550750B (zh) | 一种石灰水管道的清理方法 | |
KR102260199B1 (ko) | 고압 scr 시스템 | |
CN206414972U (zh) | 一种脱硝喷氨格栅防堵塞装置 | |
CN204543971U (zh) | 一种sncr脱硝装置 | |
CN104524959A (zh) | 一种焦炉燃烧废气脱硝系统及方法 | |
CN205048166U (zh) | 一种防止脱硝热解炉尿素喷枪及管道堵塞冲洗管路 | |
CN207680333U (zh) | 尿素直喷型sncr+scr烟气脱硝系统 | |
CN113083013B (zh) | 一种适用于尿素制氨工艺的喷氨格栅防堵方法及系统 | |
CN205119926U (zh) | 一种空气预热器在线高压水冲洗装置 | |
CN105060313B (zh) | 一种尿素溶液水解制氨系统 | |
CN205412683U (zh) | 水泥窑scr烟气脱硝还原剂气化/混合一体化装置 | |
CN105214494B (zh) | 火电机组scr脱硝系统的调试方法 | |
CN203990299U (zh) | 气体保障性脱硫装置 | |
CN203663695U (zh) | 一种用于水泥炉窑sncr脱硝的还原剂计量分配装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 100039 room 901, 9 / F, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee after: Guoneng Longyuan environmental protection Co.,Ltd. Address before: 100039 room 911, 1 building, 16 West Fourth Ring Road, Haidian District, Beijing. Patentee before: BEIJING GUODIAN LONGYUAN ENVIRONMENTAL ENGINEERING Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20221230 Address after: 100039 room 901, 9 / F, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee after: Guoneng Longyuan environmental protection Co.,Ltd. Patentee after: Guoneng (Shandong) energy environment Co.,Ltd. Address before: 100039 room 901, 9 / F, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee before: Guoneng Longyuan environmental protection Co.,Ltd. |