RU2016143739A - Способ повышения температуры отработавших газов и система регулирования отработавших газов - Google Patents
Способ повышения температуры отработавших газов и система регулирования отработавших газов Download PDFInfo
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- RU2016143739A RU2016143739A RU2016143739A RU2016143739A RU2016143739A RU 2016143739 A RU2016143739 A RU 2016143739A RU 2016143739 A RU2016143739 A RU 2016143739A RU 2016143739 A RU2016143739 A RU 2016143739A RU 2016143739 A RU2016143739 A RU 2016143739A
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- engine
- exhaust gas
- temperature
- depending
- fuel ratio
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
- F02D13/0223—Variable control of the intake valves only
- F02D13/0234—Variable control of the intake valves only changing the valve timing only
-
- 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
-
- 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
- F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/021—Introducing corrections for particular conditions exterior to the engine
- F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
- F02D41/024—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to increase temperature of the exhaust gas treating apparatus
- F02D41/0245—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to increase temperature of the exhaust gas treating apparatus by increasing temperature of the exhaust gas leaving the engine
-
- 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
- F01N2430/00—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics
- F01N2430/10—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics by modifying inlet or exhaust valve timing
-
- 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
- F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
- F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
- F01N2560/025—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting O2, e.g. lambda sensors
-
- 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
- F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
- F01N2560/06—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being a temperature sensor
-
- 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
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0814—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with catalytic converters, e.g. NOx absorption/storage reduction catalysts
-
- 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]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
- F02D2013/0292—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation in the start-up phase, e.g. for warming-up cold engine or catalyst
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/0002—Controlling intake air
- F02D2041/001—Controlling intake air for engines with variable valve actuation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/08—Exhaust gas treatment apparatus parameters
- F02D2200/0802—Temperature of the exhaust gas treatment apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/08—Exhaust gas treatment apparatus parameters
- F02D2200/0802—Temperature of the exhaust gas treatment apparatus
- F02D2200/0804—Estimation of the temperature of the exhaust gas treatment apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/1446—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being exhaust temperatures
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Claims (26)
1. Способ повышения температуры отработавших газов двигателя, причем способ включает в себя следующие этапы:
определяют температуру нейтрализации отработавших газов; и
регулируют систему изменения фаз газораспределения двигателя для уменьшения воздушно-топливного отношения при сгорании в двигателе в зависимости от температуры нейтрализации отработавших газов.
2. Способ по п. 1, в котором этап регулирования системы изменения фаз газораспределения включает в себя задержку открытия по меньшей мере одного впускного клапана двигателя с целью уменьшить массовый расход отработавших газов, поступающих из двигателя.
3. Способ по п. 1 или п. 2, в котором уменьшают воздушно-топливное отношение при сгорании в двигателе, когда температура нейтрализации отработавших газов меньше заданной температуры.
4. Способ по любому из предшествующих пунктов, дополнительно включающий в себя следующие этапы:
определяют рабочее состояние системы нейтрализации отработавших газов, выполненной с возможностью обработки отработавших газов, поступающих из двигателя, и
регулируют систему изменения фаз газораспределения двигателя в зависимости от рабочего состояния системы нейтрализации отработавших газов.
5. Способ по любому из предшествующих пунктов, в котором температура нейтрализации отработавших газов является функцией температуры отработавших газов и температуры системы нейтрализации отработавших газов.
6. Способ по п. 4 или 5, в котором температуру отработавших газов определяют в системе нейтрализации отработавших газов.
7. Способ по любому из предшествующих пунктов, дополнительно включающий в себя следующие этапы:
определяют рабочее состояние двигателя; и
регулируют систему изменения фаз газораспределения двигателя в зависимости от рабочего состояния двигателя.
8. Способ по п. 7, в котором этап определения рабочего состояния двигателя включает в себя определение крутящего момента на выходном валу двигателя.
9. Способ по п. 7 или 8, в котором этап определения рабочего состояния двигателя включает в себя определение статистики работы двигателя.
10. Способ по п. 9, дополнительно включающий в себя этап увеличения воздушно-топливного отношения при запросе на увеличение крутящего момента на выходном валу двигателя.
11. Способ по любому из предшествующих пунктов, дополнительно включающий в себя следующие этапы:
определяют содержание кислорода в отработавших газах;
сравнивают содержание кислорода в отработавших газах с целевой величиной содержания кислорода в отработавших газах; и
регулируют систему изменения фаз газораспределения двигателя в зависимости от результатов сравнения содержания кислорода в отработавших газах с целевой величиной содержания кислорода.
12. Система регулирования отработавших газов для двигателя, причем система содержит:
температурный датчик, выполненный с возможностью определения температуры нейтрализации отработавших газов; и
контроллер, выполненный с возможностью регулирования системы изменения фаз газораспределения двигателя с целью уменьшения воздушно-топливного отношения при сгорании в двигателе в зависимости от температуры нейтрализации отработавших газов.
13. Система регулирования отработавших газов по п. 12, в которой контроллер выполнен с возможностью уменьшения воздушно-топливного отношения при сгорании в двигателе в зависимости от рабочего состояния системы нейтрализации отработавших газов, выполненной с возможностью обработки отработавших газов, поступающих из двигателя.
14. Двигатель и/или транспортное средство, содержащее одну или более систем по п. 12 или 13.
15. Способ повышения температуры отработавших газов типа описанного выше со ссылками на приложенные чертежи и в соответствии с иллюстрациями на них.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1520086.8 | 2015-11-13 | ||
GB1520086.8A GB2536092B (en) | 2015-11-13 | 2015-11-13 | Method and system for increasing exhaust gas temperature |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2016143739A true RU2016143739A (ru) | 2018-05-08 |
RU2016143739A3 RU2016143739A3 (ru) | 2020-02-10 |
Family
ID=55132780
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2016143739A RU2016143739A (ru) | 2015-11-13 | 2016-11-08 | Способ повышения температуры отработавших газов и система регулирования отработавших газов |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE102016121125A1 (ru) |
GB (1) | GB2536092B (ru) |
MX (1) | MX2016014898A (ru) |
RU (1) | RU2016143739A (ru) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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DE102017205034B4 (de) * | 2017-03-24 | 2021-12-02 | Mtu Friedrichshafen Gmbh | Verfahren zum Betreiben einer Brennkraftmaschine und Brennkraftmaschine |
DE102017217712A1 (de) | 2017-10-05 | 2019-04-11 | Ford Global Technologies, Llc | Verfahren und Anordnung zur Erhöhung der Abgastemperatur eines Verbrennungsmotors sowie Fahrzeug |
US20200180597A1 (en) * | 2018-12-06 | 2020-06-11 | GM Global Technology Operations LLC | Temperature-based emissions stability flag for hybrid torque handoff |
CN114645794A (zh) * | 2021-04-26 | 2022-06-21 | 长城汽车股份有限公司 | 排气后处理控制方法、装置及终端设备 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09126004A (ja) * | 1995-10-30 | 1997-05-13 | Nissan Motor Co Ltd | 内燃機関の制御装置 |
US6519933B2 (en) * | 2000-03-21 | 2003-02-18 | Toyota Jidosha Kabushiki Kaisha | Internal combustion engine having variable valve control system and NOx catalyst |
US6722121B2 (en) * | 2002-07-22 | 2004-04-20 | International Engine Intellectual Property Company, Llc | Control strategy for regenerating a NOx adsorber catalyst in an exhaust system of an engine having a variable valve actuation mechanism |
JP4780059B2 (ja) * | 2007-08-09 | 2011-09-28 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
DE102009032560A1 (de) * | 2009-07-10 | 2011-01-13 | Volkswagen Ag | Verfahren zum Betreiben einer Brennkraftmaschine mit Speicherkatalysator |
CN104271924B (zh) * | 2012-05-14 | 2017-06-23 | 丰田自动车株式会社 | 内燃机的控制装置 |
-
2015
- 2015-11-13 GB GB1520086.8A patent/GB2536092B/en not_active Expired - Fee Related
-
2016
- 2016-11-04 DE DE102016121125.7A patent/DE102016121125A1/de not_active Withdrawn
- 2016-11-08 RU RU2016143739A patent/RU2016143739A/ru not_active Application Discontinuation
- 2016-11-14 MX MX2016014898A patent/MX2016014898A/es unknown
Also Published As
Publication number | Publication date |
---|---|
RU2016143739A3 (ru) | 2020-02-10 |
GB201520086D0 (en) | 2015-12-30 |
MX2016014898A (es) | 2018-05-14 |
DE102016121125A1 (de) | 2017-05-18 |
GB2536092B (en) | 2018-05-02 |
GB2536092A (en) | 2016-09-07 |
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