JP6157757B2 - 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 - Google Patents
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 Download PDFInfo
- Publication number
- JP6157757B2 JP6157757B2 JP2016562051A JP2016562051A JP6157757B2 JP 6157757 B2 JP6157757 B2 JP 6157757B2 JP 2016562051 A JP2016562051 A JP 2016562051A JP 2016562051 A JP2016562051 A JP 2016562051A JP 6157757 B2 JP6157757 B2 JP 6157757B2
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- JP
- Japan
- Prior art keywords
- hydrogen sulfate
- ammonium hydrogen
- air preheater
- coagulation
- temperature
- 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.)
- Expired - Fee Related
Links
- 238000005260 corrosion Methods 0.000 title claims description 22
- 230000007797 corrosion Effects 0.000 title claims description 21
- 238000000034 method Methods 0.000 title claims description 13
- WWILHZQYNPQALT-UHFFFAOYSA-N 2-methyl-2-morpholin-4-ylpropanal Chemical compound O=CC(C)(C)N1CCOCC1 WWILHZQYNPQALT-UHFFFAOYSA-N 0.000 claims description 127
- 230000015271 coagulation Effects 0.000 claims description 74
- 238000005345 coagulation Methods 0.000 claims description 74
- 230000005494 condensation Effects 0.000 claims description 27
- 238000009833 condensation Methods 0.000 claims description 27
- 239000002253 acid Substances 0.000 claims description 25
- 230000008859 change Effects 0.000 claims description 21
- 239000000779 smoke Substances 0.000 claims description 20
- 238000011144 upstream manufacturing Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 230000008014 freezing Effects 0.000 claims description 8
- 238000007710 freezing Methods 0.000 claims description 8
- 239000004071 soot Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 4
- BIGPRXCJEDHCLP-UHFFFAOYSA-N ammonium bisulfate Chemical compound [NH4+].OS([O-])(=O)=O BIGPRXCJEDHCLP-UHFFFAOYSA-N 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims 2
- 239000006096 absorbing agent Substances 0.000 claims 1
- 230000002378 acidificating effect Effects 0.000 claims 1
- 238000010521 absorption reaction Methods 0.000 description 16
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 13
- 239000007788 liquid Substances 0.000 description 12
- 230000008023 solidification Effects 0.000 description 10
- 238000007711 solidification Methods 0.000 description 10
- 239000007789 gas Substances 0.000 description 6
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 6
- 239000000428 dust Substances 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 230000000630 rising effect Effects 0.000 description 4
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000006722 reduction reaction Methods 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
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
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)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
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 |
CN201410006896.4 | 2014-01-07 | ||
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 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017501370A JP2017501370A (ja) | 2017-01-12 |
JP6157757B2 true JP6157757B2 (ja) | 2017-07-05 |
Family
ID=51274982
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016562051A Expired - Fee Related 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 |
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 (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7542906B2 (ja) | 2018-07-04 | 2024-09-02 | エルジー・ケム・リミテッド | ポリアリーレンスルフィドの製造方法 |
Families Citing this family (18)
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 |
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 |
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 |
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 |
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 |
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 |
CN111102596B (zh) * | 2019-03-11 | 2024-09-17 | 杭州同信环境科技有限公司 | 一种防止锅炉空气预热器硫酸氢铵堵灰的系统 |
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 |
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 |
CN111750371A (zh) * | 2020-07-23 | 2020-10-09 | 西安西热锅炉环保工程有限公司 | 一种在线处理硫酸氢铵粘性积灰的蒸汽加热系统及方法 |
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 |
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 |
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 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
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 |
JPS6423014A (en) * | 1987-07-15 | 1989-01-25 | Ishikawajima Harima Heavy Ind | Control method for air preheater |
US5273727A (en) * | 1991-07-16 | 1993-12-28 | Energy Conservation Partnership, Ltd. | Flue gas purification and production of dry ammonium bisulfites and bisulfates |
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 |
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 |
JP4678107B2 (ja) * | 2001-08-31 | 2011-04-27 | 株式会社Ihi | 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 |
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 |
CN102042605B (zh) * | 2011-01-27 | 2012-08-29 | 章礼道 | 回转式空气预热器分侧热清灰方法 |
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
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7542906B2 (ja) | 2018-07-04 | 2024-09-02 | エルジー・ケム・リミテッド | ポリアリーレンスルフィドの製造方法 |
Also Published As
Publication number | Publication date |
---|---|
JP2017501370A (ja) | 2017-01-12 |
KR101767365B1 (ko) | 2017-08-10 |
WO2015103823A1 (zh) | 2015-07-16 |
KR20160103101A (ko) | 2016-08-31 |
CN103982906B (zh) | 2016-04-06 |
US20160313076A1 (en) | 2016-10-27 |
CN103982906A (zh) | 2014-08-13 |
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