GB201805167D0 - Urea injection device used for diesel exhaust after treatment - Google Patents
Urea injection device used for diesel exhaust after treatmentInfo
- Publication number
- GB201805167D0 GB201805167D0 GBGB1805167.2A GB201805167A GB201805167D0 GB 201805167 D0 GB201805167 D0 GB 201805167D0 GB 201805167 A GB201805167 A GB 201805167A GB 201805167 D0 GB201805167 D0 GB 201805167D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- treatment
- injection device
- device used
- diesel exhaust
- urea injection
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2066—Selective catalytic reduction [SCR]
-
- 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
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
- B01D53/9413—Processes characterised by a specific catalyst
- B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2066—Selective catalytic reduction [SCR]
- F01N3/208—Control of selective catalytic reduction [SCR], e.g. dosing of reducing agent
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
-
- 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
- B01D2251/2067—Urea
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/08—Adding substances to exhaust gases with prior mixing of the substances with a gas, e.g. air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/12—Adding substances to exhaust gases the substance being in solid form, e.g. pellets or powder
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
- F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Toxicology (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Exhaust Gas After Treatment (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510686625.2A CN105201603B (en) | 2015-10-20 | 2015-10-20 | A kind of urea injection apparatus for diesel exhaust aftertreatment |
PCT/CN2016/102666 WO2017067471A1 (en) | 2015-10-20 | 2016-10-20 | Urea injection device used for diesel exhaust after-treatment |
Publications (4)
Publication Number | Publication Date |
---|---|
GB201805167D0 true GB201805167D0 (en) | 2018-05-16 |
GB2557157A GB2557157A (en) | 2018-06-13 |
GB2557157A8 GB2557157A8 (en) | 2018-06-27 |
GB2557157B GB2557157B (en) | 2018-12-26 |
Family
ID=54949512
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1805167.2A Expired - Fee Related GB2557157B (en) | 2015-10-20 | 2016-10-20 | A urea injection apparatus for exhaust post-treatment of diesel engine |
Country Status (4)
Country | Link |
---|---|
CN (1) | CN105201603B (en) |
CA (1) | CA3001076C (en) |
GB (1) | GB2557157B (en) |
WO (1) | WO2017067471A1 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105201603B (en) * | 2015-10-20 | 2017-05-31 | 西华大学 | A kind of urea injection apparatus for diesel exhaust aftertreatment |
CN107587926B (en) * | 2017-09-21 | 2023-08-22 | 东莞职业技术学院 | Efficient purification method and purifier for tail gas of diesel vehicle |
US20190234283A1 (en) * | 2018-01-31 | 2019-08-01 | International Engine Intellectual Property Company, Llc | ENGINE OUT NOx REDUCTION USING ENHANCED DEF |
GB2609116B (en) * | 2018-10-02 | 2023-06-07 | Cummins Emission Solutions Inc | Systems and methods for dry chemical reductant insertion in after treatment systems |
CN112707483A (en) * | 2020-11-26 | 2021-04-27 | 国网河北省电力有限公司电力科学研究院 | Desulfurization waste water treatment spray set of thermal power plant |
CN115920629B (en) * | 2023-03-15 | 2023-05-12 | 烟台盈德精密机械有限公司 | Urea injection device for nitrogen oxide conversion |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001007560A (en) * | 1999-06-21 | 2001-01-12 | West Electric Co Ltd | Waterproof electronics |
JP2010007560A (en) * | 2008-06-26 | 2010-01-14 | Denso Corp | Exhaust emission control device |
CN202611818U (en) * | 2012-06-13 | 2012-12-19 | 安徽艾可蓝节能环保科技有限公司 | Air-assisted selective catalytic reduction (SCR) system |
CN203130208U (en) * | 2013-03-26 | 2013-08-14 | 无锡市凯龙汽车设备制造有限公司 | Diesel engine selective catalyst reduction injection system |
CN203403929U (en) * | 2013-07-19 | 2014-01-22 | 夏莉 | Exhaust purification device used on diesel locomotive |
CN103437867A (en) * | 2013-08-30 | 2013-12-11 | 东风商用车有限公司 | Aerodynamic ammonia gas preparation and quantitative injection system |
DE102013016235A1 (en) * | 2013-10-01 | 2015-04-02 | Deutz Aktiengesellschaft | Exhaust system for diesel vehicles |
CN203685356U (en) * | 2013-10-17 | 2014-07-02 | 刘观柏 | Ammonium bicarbonate wet-method-ammonia-production and metered-injection system for engine SCR (Selective Catalytic Reduction) |
CN103741938B (en) * | 2014-01-13 | 2016-01-06 | 北京科技大学 | The method of the quick wet shot of a kind of dry powder |
CN204003018U (en) * | 2014-07-03 | 2014-12-10 | 中国重汽集团济南动力有限公司 | A kind of heavy goods vehicles catalytic convention design |
CN105201603B (en) * | 2015-10-20 | 2017-05-31 | 西华大学 | A kind of urea injection apparatus for diesel exhaust aftertreatment |
CN205135760U (en) * | 2015-10-20 | 2016-04-06 | 西华大学 | A urea injection apparatus for diesel engine exhaust aftertreatment |
-
2015
- 2015-10-20 CN CN201510686625.2A patent/CN105201603B/en active Active
-
2016
- 2016-10-20 CA CA3001076A patent/CA3001076C/en not_active Expired - Fee Related
- 2016-10-20 WO PCT/CN2016/102666 patent/WO2017067471A1/en active Application Filing
- 2016-10-20 GB GB1805167.2A patent/GB2557157B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN105201603A (en) | 2015-12-30 |
CN105201603B (en) | 2017-05-31 |
GB2557157B (en) | 2018-12-26 |
CA3001076C (en) | 2018-09-04 |
WO2017067471A1 (en) | 2017-04-27 |
CA3001076A1 (en) | 2017-04-27 |
GB2557157A8 (en) | 2018-06-27 |
GB2557157A (en) | 2018-06-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
789A | Request for publication of translation (sect. 89(a)/1977) |
Ref document number: 2017067471 Country of ref document: WO |
|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20211020 |