RU2011141183A - Способ управления работой системы нейтрализации отработавших газов и система нейтрализации отработавших газов - Google Patents
Способ управления работой системы нейтрализации отработавших газов и система нейтрализации отработавших газов Download PDFInfo
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- RU2011141183A RU2011141183A RU2011141183/06A RU2011141183A RU2011141183A RU 2011141183 A RU2011141183 A RU 2011141183A RU 2011141183/06 A RU2011141183/06 A RU 2011141183/06A RU 2011141183 A RU2011141183 A RU 2011141183A RU 2011141183 A RU2011141183 A RU 2011141183A
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- particulate filter
- catalytic converter
- denox
- exhaust gas
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- 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
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
- F01N3/035—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors, e.g. catalysed diesel particulate filters
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- 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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
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- 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
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
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- 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
- F01N3/105—General auxiliary catalysts, e.g. upstream or downstream of the main catalyst
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- 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
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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
- 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
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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
- 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
- F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
- F02D41/029—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus the exhaust gas treating apparatus being a particulate filter
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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
- 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
- F02D41/1448—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 an exhaust gas pressure
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- 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
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- 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
- F01N2560/026—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting NOx
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- 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
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- 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
- F01N2560/08—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being a pressure sensor
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- 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
- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
- F01N2900/06—Parameters used for exhaust control or diagnosing
- F01N2900/16—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust apparatus, e.g. particulate filter or catalyst
- F01N2900/1621—Catalyst conversion efficiency
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- 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
- F01N9/00—Electrical control of exhaust gas treating apparatus
- F01N9/002—Electrical control of exhaust gas treating apparatus of filter regeneration, e.g. detection of clogging
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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
- 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
- F02D2200/0812—Particle filter loading
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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
- 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
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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
- 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
- F02D41/025—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 changing the composition of the exhaust gas, e.g. for exothermic reaction on exhaust gas treating apparatus
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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
- 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
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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
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/30—Controlling fuel injection
- F02D41/38—Controlling fuel injection of the high pressure type
- F02D41/40—Controlling fuel injection of the high pressure type with means for controlling injection timing or duration
- F02D41/402—Multiple injections
- F02D41/405—Multiple injections with post injections
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- 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
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- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Exhaust Gas After Treatment (AREA)
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Abstract
1. Способ управления работой системы (100) нейтрализации отработавших газов, содержащей по меньшей мере сажевый фильтр (42) для улавливания скажи из отработавших газов двигателя (10) и deNOx-каталитический нейтрализатор (44) для уменьшения содержания оксида азота в отработавших газах двигателя (10), причем сажевый фильтр (42) расположен, по потоку отработавших газов, перед deNOx-каталитическим нейтрализатором (44), характеризующийся тем, что для проведения регенерации сажевого фильтра (42) рабочие режимы сажевого фильтра (42) и deNOx-каталитического нейтрализатора (44) синхронизируют друг с другом, обеспечивая для регенерации сажевого фильтра (42) наличие в отработавших газах определенного количества диоксида азота, в частности повышая количество диоксида азота, когда указанный каталитический нейтрализатор (44) обеспечивает эффективность превращения оксида азота, превышающую заданный предел.2. Способ по п.1, в котором рабочие режимы сажевого фильтра (42) и deNOx-каталитического нейтрализатора (44) синхронизируют по меньшей мере по одному из следующих факторов:- рабочая температура сажевого фильтра (42) и deNOx-каталитического нейтрализатора (44);- состав отработавших газов;- время проведения регенерации сажевого фильтра и работы deNOx-каталитического нейтрализатора (44) с высокой степенью превращения оксида азота.3. Способ по любому из предыдущих пунктов, в котором дозирование восстановителя перед deNOx-каталитическим нейтрализатором (44) по потоку отработавших газов корректируют таким образом, чтобы поддерживать уровень выбросов оксида азота постоянным или изменять его в пределах заданных границ.4. Способ по п.1, в котором рабочую температуру от�
Claims (13)
1. Способ управления работой системы (100) нейтрализации отработавших газов, содержащей по меньшей мере сажевый фильтр (42) для улавливания скажи из отработавших газов двигателя (10) и deNOx-каталитический нейтрализатор (44) для уменьшения содержания оксида азота в отработавших газах двигателя (10), причем сажевый фильтр (42) расположен, по потоку отработавших газов, перед deNOx-каталитическим нейтрализатором (44), характеризующийся тем, что для проведения регенерации сажевого фильтра (42) рабочие режимы сажевого фильтра (42) и deNOx-каталитического нейтрализатора (44) синхронизируют друг с другом, обеспечивая для регенерации сажевого фильтра (42) наличие в отработавших газах определенного количества диоксида азота, в частности повышая количество диоксида азота, когда указанный каталитический нейтрализатор (44) обеспечивает эффективность превращения оксида азота, превышающую заданный предел.
2. Способ по п.1, в котором рабочие режимы сажевого фильтра (42) и deNOx-каталитического нейтрализатора (44) синхронизируют по меньшей мере по одному из следующих факторов:
- рабочая температура сажевого фильтра (42) и deNOx-каталитического нейтрализатора (44);
- состав отработавших газов;
- время проведения регенерации сажевого фильтра и работы deNOx-каталитического нейтрализатора (44) с высокой степенью превращения оксида азота.
3. Способ по любому из предыдущих пунктов, в котором дозирование восстановителя перед deNOx-каталитическим нейтрализатором (44) по потоку отработавших газов корректируют таким образом, чтобы поддерживать уровень выбросов оксида азота постоянным или изменять его в пределах заданных границ.
4. Способ по п.1, в котором рабочую температуру отработавших газов за сажевым фильтром (42) и перед deNOx-каталитическим нейтрализатором (44) по потоку отработавших газов ограничивают верхней температурой, предельно допустимой для указанного каталитического нейтрализатора (44).
5. Способ по п.1, в котором рабочую температуру отработавших газов за сажевым фильтром (42) и перед дополнительным каталитическим нейтрализатором по потоку отработавших газов ограничивают верхней температурой, предельно допустимой для дополнительного каталитического нейтрализатора.
6. Способ по п.1, в котором рабочий режим сажевого фильтра (42) и/или каталитического нейтрализатора (44) корректируют внесением поправки на эффект старения одного или нескольких компонентов системы (100) нейтрализации отработавших газов.
7. Способ по п.1, в котором рабочие режимы сажевого фильтра (42) и deNOx-каталитического нейтрализатора (44) синхронизируют непрерывно по меньшей мере во время работы двигателя (10).
8. Способ по п.1, в котором рабочие режимы сажевого фильтра (42) и deNOx-каталитического нейтрализатора (44) синхронизируют на периодической основе по меньшей мере во время работы двигателя (10).
9. Система (100) нейтрализации отработавших газов для осуществления способа по любому из предыдущих пунктов, содержащая устройство (70) управления, обеспечивающее синхронизацию рабочих режимов сажевого фильтра (42) и deNOx-каталитического нейтрализатора (44) для увеличения количества оксида азота на окисление сажи в сажевом фильтре (42) и/или усиления превращения оксида азота в указанном каталитическом нейтрализаторе (44) во время фазы регенерации сажевого фильтра (42).
10. Система по п.9, в которой deNOx-каталитический нейтрализатор (44) представляет собой каталитический нейтрализатор селективного восстановления.
11. Система по п.9 или 10, в которой между сажевым фильтром (42) и deNOx-каталитическим нейтрализатором (44) расположен катализатор окисления.
12. Система по п.9, в которой сажевый фильтр (42) расположен перед deNOx-каталитическим нейтрализатором (44) по потоку отработавших газов.
13. Система по п.9, в которой за сажевым фильтром (42), deNOx-каталитическим нейтрализатором (44) и каталитическим нейтрализатором окислительного типа по потоку отработавших газов расположен доочищающий катализатор.
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Application Number | Priority Date | Filing Date | Title |
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PCT/SE2009/000136 WO2010104422A1 (en) | 2009-03-12 | 2009-03-12 | Operating method for an exhaust aftertreatment system and exhaust aftertreatment system |
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KR101875229B1 (ko) | 2012-01-30 | 2018-08-02 | 두산인프라코어 주식회사 | 건설기계의 디젤 매연필터의 재생 제어방법 |
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US20130333351A1 (en) * | 2012-06-18 | 2013-12-19 | Ashwin Vyas | Filter regeneration using filter temperature modulation |
WO2014034947A1 (ja) * | 2012-09-03 | 2014-03-06 | トヨタ自動車株式会社 | 内燃機関の排気浄化システム |
US20140331645A1 (en) * | 2013-05-13 | 2014-11-13 | Caterpillar Inc. | System and Method for Injector Fault Remediation |
US9371767B2 (en) * | 2013-09-20 | 2016-06-21 | Tenneco Automotive Operating Company Inc. | Soot load determination system |
GB2538961B (en) * | 2015-06-01 | 2017-10-11 | Ford Global Tech Llc | A method of adaptively controlling purging of a lean NOx trap |
DE102015012736A1 (de) * | 2015-10-01 | 2017-04-06 | Man Truck & Bus Ag | Verfahren zum Betreiben eines Abgasnachbehandlungssystems |
US9920679B2 (en) * | 2016-02-11 | 2018-03-20 | Ford Global Technologies, Llc | Method and system for reducing particulate emissions |
DE102016203225A1 (de) * | 2016-02-29 | 2017-08-31 | Robert Bosch Gmbh | Verfahren zum Betreiben eines Abgasnachbehandlungssystems eines Kraftfahrzeugs |
US10598061B2 (en) * | 2017-03-22 | 2020-03-24 | Ford Global Technologies, Llc | Methods and systems for a diesel oxidation catalyst |
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RU2705354C1 (ru) * | 2019-01-14 | 2019-11-06 | Кирилл Николаевич Войнов | Способ улавливания и очистки выхлопных газов |
CN111397798B (zh) * | 2020-03-11 | 2021-06-25 | 中汽研汽车检验中心(天津)有限公司 | 一种验证车载远程终端dpf压差数据一致性的测试方法 |
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EP2406473A4 (en) | 2015-10-21 |
WO2010104422A8 (en) | 2011-11-10 |
US20120060477A1 (en) | 2012-03-15 |
BRPI0924433A2 (pt) | 2016-01-26 |
WO2010104422A1 (en) | 2010-09-16 |
US9399937B2 (en) | 2016-07-26 |
EP2406473A1 (en) | 2012-01-18 |
BRPI0924433B1 (pt) | 2021-05-04 |
EP2406473B1 (en) | 2018-02-28 |
CN102348877B (zh) | 2014-07-30 |
CN102348877A (zh) | 2012-02-08 |
RU2494267C2 (ru) | 2013-09-27 |
JP2012520419A (ja) | 2012-09-06 |
JP5279923B2 (ja) | 2013-09-04 |
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