WO2015103823A1 - 适用于scr脱硝后的组合式空气预热器及防腐防堵方法 - Google Patents
适用于scr脱硝后的组合式空气预热器及防腐防堵方法 Download PDFInfo
- Publication number
- WO2015103823A1 WO2015103823A1 PCT/CN2014/075792 CN2014075792W WO2015103823A1 WO 2015103823 A1 WO2015103823 A1 WO 2015103823A1 CN 2014075792 W CN2014075792 W CN 2014075792W WO 2015103823 A1 WO2015103823 A1 WO 2015103823A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- section
- ammonium
- hydrogen sulfate
- air preheater
- ammonium bisulfate
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L15/00—Heating of air supplied for combustion
- F23L15/02—Arrangements of regenerators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L15/00—Heating of air supplied for combustion
- F23L15/04—Arrangements of recuperators
- F23L15/045—Arrangements of recuperators using intermediate heat-transfer fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
- F28D15/0266—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes with separate evaporating and condensing chambers connected by at least one conduit; Loop-type heat pipes; with multiple or common evaporating or condensing chambers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2215/00—Preventing emissions
- F23J2215/10—Nitrogen; Compounds thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2219/00—Treatment devices
- F23J2219/10—Catalytic reduction devices
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Definitions
- the wall temperature of the acid-proof dew section U is above the acid dew point temperature ( ⁇ ⁇ ⁇ ), which can effectively prevent acid dew corrosion and reduce the boiler's ability to achieve the most energy saving and emission reduction.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Air Supply (AREA)
- Chimneys And Flues (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016562051A JP6157757B2 (ja) | 2014-01-07 | 2014-04-21 | Scr脱硝後に適用する組み合わせた空気予熱器及び腐食・詰りに耐える方法 |
KR1020167020462A KR101767365B1 (ko) | 2014-01-07 | 2014-04-21 | Scr 탈질 이후의 조합식 공기예열기 및 이를 이용한 부식과 막힘 방지방법 |
US15/202,520 US20160313076A1 (en) | 2014-01-07 | 2016-07-05 | Air preheater and method for preventing corrosion and blockage of the same |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410006896.4 | 2014-01-07 | ||
CN201410006896.4A CN103982906B (zh) | 2014-01-07 | 2014-01-07 | 适用于scr脱硝后的组合式空气预热器及防腐防堵方法 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US15/202,520 Continuation-In-Part US20160313076A1 (en) | 2014-01-07 | 2016-07-05 | Air preheater and method for preventing corrosion and blockage of the same |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015103823A1 true WO2015103823A1 (zh) | 2015-07-16 |
Family
ID=51274982
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2014/075792 WO2015103823A1 (zh) | 2014-01-07 | 2014-04-21 | 适用于scr脱硝后的组合式空气预热器及防腐防堵方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20160313076A1 (zh) |
JP (1) | JP6157757B2 (zh) |
KR (1) | KR101767365B1 (zh) |
CN (1) | CN103982906B (zh) |
WO (1) | WO2015103823A1 (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107198946A (zh) * | 2017-07-04 | 2017-09-26 | 大唐环境产业集团股份有限公司 | 一种发电厂脱硝系统运行中空预器堵塞原因的判断方法 |
CN107940438A (zh) * | 2017-12-26 | 2018-04-20 | 福建龙净环保股份有限公司 | 一种烟气热能利用系统及其控制方法 |
CN109163351A (zh) * | 2018-10-17 | 2019-01-08 | 中国电力工程顾问集团华北电力设计院有限公司 | 解决堵塞腐蚀问题的空气预热器组合结构 |
CN110793057A (zh) * | 2019-10-18 | 2020-02-14 | 华电电力科学研究院有限公司 | 一种防止燃煤电厂空气预热器堵塞的系统及方法 |
CN113606969A (zh) * | 2021-06-23 | 2021-11-05 | 上海志筠环保科技有限公司 | 可控型双相热媒强制循环换热系统 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109210555A (zh) * | 2017-07-03 | 2019-01-15 | 大唐保定热电厂 | 电站锅炉脱硝投运空气预热器在线干烧清堵系统和技术 |
CN107191963B (zh) * | 2017-07-10 | 2023-07-25 | 东方电气集团东方锅炉股份有限公司 | 一种回转式空气预热器及该回转式空气预热器防硫酸氢铵堵塞的方法 |
CN108019940B (zh) * | 2017-12-05 | 2020-01-21 | 合山锌业科技有限公司 | 多燃料导热油炉 |
CN108413439B (zh) * | 2018-04-23 | 2023-06-20 | 华北电力科学研究院有限责任公司 | 调整四分仓空气预热器出口烟气温度的装置及方法 |
CN109028137A (zh) * | 2018-08-06 | 2018-12-18 | 东方电气集团东方锅炉股份有限公司 | 一种预防硫酸氢铵沉积的管式预热器及其控制方法 |
CN110455105A (zh) * | 2019-09-10 | 2019-11-15 | 山东海汇环保设备有限公司 | 用于电厂烟气余热回收的被动式取热器 |
KR102503254B1 (ko) * | 2021-02-08 | 2023-02-24 | 주식회사 냄새뚝 | 배기가스 정화장치 |
CN113217941B (zh) * | 2021-04-19 | 2022-07-29 | 华能铜川照金煤电有限公司 | 空预器堵塞预测与喷水喷氨优化防堵方法 |
CN114440648A (zh) * | 2022-01-14 | 2022-05-06 | 国能龙源催化剂江苏有限公司 | 一种脱硝催化剂生产窑炉管道废气净化方法 |
CN115539928A (zh) * | 2022-02-24 | 2022-12-30 | 昊姆(上海)节能科技有限公司 | 一种自动控温避免烟气酸腐蚀的相变式换热器 |
CN116928690A (zh) * | 2023-07-05 | 2023-10-24 | 山东中和泰节能环保科技有限公司 | 相变输热式旋流预热器 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61195210A (ja) * | 1985-02-22 | 1986-08-29 | Mitsubishi Heavy Ind Ltd | 脱硝装置を有するボイラ用空気予熱装置 |
JPH04136608A (ja) * | 1990-09-27 | 1992-05-11 | Mitsui Eng & Shipbuild Co Ltd | 廃熱回収装置への硫酸アンモニウム塩の析出又は凝縮防止方法 |
US5273727A (en) * | 1991-07-16 | 1993-12-28 | Energy Conservation Partnership, Ltd. | Flue gas purification and production of dry ammonium bisulfites and bisulfates |
JP2003074831A (ja) * | 2001-08-31 | 2003-03-12 | Ishikawajima Harima Heavy Ind Co Ltd | ボイラ設備 |
CN201524525U (zh) * | 2009-09-11 | 2010-07-14 | 宇星科技发展(深圳)有限公司 | Scr烟气脱硝装置 |
CN102042605A (zh) * | 2011-01-27 | 2011-05-04 | 章礼道 | 回转式空气预热器分侧热清灰方法 |
Family Cites Families (12)
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---|---|---|---|---|
US3623549A (en) * | 1970-08-14 | 1971-11-30 | Smitherm Industries | Heat exchange methods and apparatus |
US4044820A (en) * | 1976-05-24 | 1977-08-30 | Econo-Therm Energy Systems Corporation | Method and apparatus for preheating combustion air while cooling a hot process gas |
US4333517A (en) * | 1979-07-10 | 1982-06-08 | James Parro | Heat exchange method using natural flow of heat exchange medium |
JPS5743195A (en) * | 1980-08-29 | 1982-03-11 | Gadelius Kk | Rotary type heat exchanger |
JPS58164923A (ja) * | 1982-03-24 | 1983-09-29 | Babcock Hitachi Kk | 排煙処理装置 |
JPS6423014A (en) * | 1987-07-15 | 1989-01-25 | Ishikawajima Harima Heavy Ind | Control method for air preheater |
JP2736962B2 (ja) * | 1995-01-13 | 1998-04-08 | 株式会社日本環境アセスメントセンター | 脱硝・脱硫方法及び装置 |
JPH0949610A (ja) * | 1995-08-07 | 1997-02-18 | Babcock Hitachi Kk | 燃焼装置 |
JP5350996B2 (ja) * | 2009-11-25 | 2013-11-27 | バブコック日立株式会社 | 酸素燃焼システムの排ガス処理装置 |
CN102003718B (zh) * | 2010-11-02 | 2011-11-30 | 杨本洛 | 工作于第二安全区的加热炉用复合相变换热器 |
CN102141253A (zh) * | 2011-03-29 | 2011-08-03 | 深圳中兴节能环保股份有限公司 | 相变组合空气预热器 |
CN103162307A (zh) * | 2011-12-08 | 2013-06-19 | 洛阳合纵石化工程有限公司 | 管式加热炉余热回收系统的一种新型流程设计方法 |
-
2014
- 2014-01-07 CN CN201410006896.4A patent/CN103982906B/zh not_active Expired - Fee Related
- 2014-04-21 JP JP2016562051A patent/JP6157757B2/ja not_active Expired - Fee Related
- 2014-04-21 KR KR1020167020462A patent/KR101767365B1/ko active IP Right Grant
- 2014-04-21 WO PCT/CN2014/075792 patent/WO2015103823A1/zh active Application Filing
-
2016
- 2016-07-05 US US15/202,520 patent/US20160313076A1/en not_active Abandoned
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS61195210A (ja) * | 1985-02-22 | 1986-08-29 | Mitsubishi Heavy Ind Ltd | 脱硝装置を有するボイラ用空気予熱装置 |
JPH04136608A (ja) * | 1990-09-27 | 1992-05-11 | Mitsui Eng & Shipbuild Co Ltd | 廃熱回収装置への硫酸アンモニウム塩の析出又は凝縮防止方法 |
US5273727A (en) * | 1991-07-16 | 1993-12-28 | Energy Conservation Partnership, Ltd. | Flue gas purification and production of dry ammonium bisulfites and bisulfates |
JP2003074831A (ja) * | 2001-08-31 | 2003-03-12 | Ishikawajima Harima Heavy Ind Co Ltd | ボイラ設備 |
CN201524525U (zh) * | 2009-09-11 | 2010-07-14 | 宇星科技发展(深圳)有限公司 | Scr烟气脱硝装置 |
CN102042605A (zh) * | 2011-01-27 | 2011-05-04 | 章礼道 | 回转式空气预热器分侧热清灰方法 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107198946A (zh) * | 2017-07-04 | 2017-09-26 | 大唐环境产业集团股份有限公司 | 一种发电厂脱硝系统运行中空预器堵塞原因的判断方法 |
CN107198946B (zh) * | 2017-07-04 | 2020-04-28 | 大唐环境产业集团股份有限公司 | 一种发电厂脱硝系统运行中空预器堵塞原因的判断方法 |
CN107940438A (zh) * | 2017-12-26 | 2018-04-20 | 福建龙净环保股份有限公司 | 一种烟气热能利用系统及其控制方法 |
CN107940438B (zh) * | 2017-12-26 | 2024-05-28 | 福建龙净环保股份有限公司 | 一种烟气热能利用系统及其控制方法 |
CN109163351A (zh) * | 2018-10-17 | 2019-01-08 | 中国电力工程顾问集团华北电力设计院有限公司 | 解决堵塞腐蚀问题的空气预热器组合结构 |
CN110793057A (zh) * | 2019-10-18 | 2020-02-14 | 华电电力科学研究院有限公司 | 一种防止燃煤电厂空气预热器堵塞的系统及方法 |
CN110793057B (zh) * | 2019-10-18 | 2024-01-30 | 华电电力科学研究院有限公司 | 一种防止燃煤电厂空气预热器堵塞的系统及方法 |
CN113606969A (zh) * | 2021-06-23 | 2021-11-05 | 上海志筠环保科技有限公司 | 可控型双相热媒强制循环换热系统 |
CN113606969B (zh) * | 2021-06-23 | 2024-02-09 | 上海志筠环保科技有限公司 | 可控型双相热媒强制循环换热系统 |
Also Published As
Publication number | Publication date |
---|---|
US20160313076A1 (en) | 2016-10-27 |
CN103982906A (zh) | 2014-08-13 |
JP6157757B2 (ja) | 2017-07-05 |
JP2017501370A (ja) | 2017-01-12 |
CN103982906B (zh) | 2016-04-06 |
KR20160103101A (ko) | 2016-08-31 |
KR101767365B1 (ko) | 2017-08-10 |
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