JP6115307B2 - ハイブリッド電動車両及びその制御方法 - Google Patents
ハイブリッド電動車両及びその制御方法 Download PDFInfo
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- JP6115307B2 JP6115307B2 JP2013107308A JP2013107308A JP6115307B2 JP 6115307 B2 JP6115307 B2 JP 6115307B2 JP 2013107308 A JP2013107308 A JP 2013107308A JP 2013107308 A JP2013107308 A JP 2013107308A JP 6115307 B2 JP6115307 B2 JP 6115307B2
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
- B60K6/48—Parallel type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
- B60W10/06—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W20/00—Control systems specially adapted for hybrid vehicles
- B60W20/10—Controlling the power contribution of each of the prime movers to meet required power demand
- B60W20/15—Control strategies specially adapted for achieving a particular effect
- B60W20/16—Control strategies specially adapted for achieving a particular effect for reducing engine exhaust emissions
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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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D29/00—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto
- F02D29/02—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving vehicles; peculiar to engines driving variable pitch propellers
-
- 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
-
- 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
- F01N2900/1622—Catalyst reducing agent absorption capacity or consumption amount
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B3/00—Engines characterised by air compression and subsequent fuel addition
- F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
-
- 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
-
- 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
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Transportation (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Automation & Control Theory (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
- Exhaust Gas After Treatment (AREA)
- Hybrid Electric Vehicles (AREA)
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
Description
R触媒への還元剤の吸着量が予め設定された上限値よりも多いときは、前記エンジンのエンジントルクを一定としつつ、前記エンジンの駆動力の一部により走行モータを駆動して発電させることを特徴とするものである。
図7に示すように、HEV1Aへの要求負荷が高負荷領域内で出発点(四角印)から到着点(丸印)へ上昇する場合を想定する。
図9に示すように、HEV1Aへの要求負荷が高負荷領域内の出発点(四角印)から低負荷領域内の到着点(丸印)へ下降する場合を想定する。
5 ディーゼルエンジン
6 走行モータ
9 ハイブリッドシステム
12 モータ用クラッチ
13 排気管
15 噴射ノズル
16 排ガス浄化システム
17 SCR触媒
18 ECU
Claims (9)
- エンジン及び走行モータの少なくとも一方を駆動源とするハイブリッドシステムと、前記エンジンの排気管に上流側から順に介設された還元剤供給手段及びSCR触媒からなる排ガス浄化システムとを備えたハイブリッド電動車両であって、
前記ハイブリッドシステム及び排ガス浄化システムを制御する制御手段は、
前記SCR触媒への還元剤の吸着量が予め設定された下限値よりも少ないときは、前記エンジンのエンジントルクを一定としつつ、前記エンジンの駆動力の一部を走行モータの駆動力で代替させ、
前記SCR触媒への還元剤の吸着量が予め設定された上限値よりも多いときは、前記エンジンのエンジントルクを一定としつつ、前記エンジンの駆動力の一部により走行モータを駆動して発電させることを特徴とするハイブリッド電動車両。 - 前記SCR触媒への還元剤の吸着量が予め設定された上限値よりも多いときは、前記還元剤の吸着量が前記上限値以下になるまで、前記エンジンの駆動力の一部により走行モータを駆動して発電させる請求項1に記載のハイブリッド電動車両。
- 前記SCR触媒への還元剤の吸着量が予め設定された上限値よりも多く、かつ前記エンジンの駆動力を減少させる要求が発せられたときに、前記エンジンの駆動力の一部により走行モータを駆動して発電させる請求項1又は2に記載のハイブリッド電動車両。
- 前記SCR触媒への還元剤の吸着量が予め設定された下限値よりも少ないときは、前記エンジンの駆動力の一部を走行モータの駆動力で代替させるとともに、前記還元剤供給手段からの還元剤の供給量を増加させる請求項1〜3のいずれか1項に記載のハイブリッド電動車両。
- 前記SCR触媒への還元剤の吸着量が予め設定された上限値よりも多いときは、前記エンジンの駆動力の一部により走行モータを駆動して発電させるとともに、前記還元剤供給手段からの還元剤の供給量を低下させる請求項1〜4のいずれか1項に記載のハイブリッド電動車両。
- 前記還元剤供給手段から供給される還元剤がアンモニア又は炭化水素である請求項1〜5のいずれか1項に記載のハイブリッド電動車両。
- エンジン及び走行モータの少なくとも一方を駆動源とするハイブリッドシステムと、前記エンジンの排気管に上流側から順に介設された還元剤供給手段及びSCR触媒からなる排ガス浄化システムとを備えたハイブリッド電動車両の制御方法であって、
前記SCR触媒への還元剤の吸着量が予め設定された下限値よりも少ないときは、前記エンジンのエンジントルクを一定としつつ、前記エンジンの駆動力の一部を走行モータの駆動力で代替させ、
前記SCR触媒への還元剤の吸着量が予め設定された上限値よりも多いときは、前記エンジンのエンジントルクを一定としつつ、前記エンジンの駆動力の一部により走行モータを駆動して発電させることを特徴とするハイブリッド電動車両の制御方法。 - 前記SCR触媒への還元剤の吸着量が予め設定された上限値よりも多いときは、前記還元剤の吸着量が前記上限値以下になるまで、前記エンジンの駆動力の一部により走行モータを駆動して発電させる請求項7に記載のハイブリッド電動車両の制御方法。
- 前記SCR触媒への還元剤の吸着量が予め設定された上限値よりも多く、かつ前記エンジンの駆動力を減少させる要求が発せられたときに、前記エンジンの駆動力の一部により走行モータを駆動して発電させる請求項7又は8に記載のハイブリッド電動車両の制御方法。
Priority Applications (2)
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JP2013107308A JP6115307B2 (ja) | 2013-05-21 | 2013-05-21 | ハイブリッド電動車両及びその制御方法 |
PCT/JP2014/062320 WO2014188876A1 (ja) | 2013-05-21 | 2014-05-08 | ハイブリッド電動車両及びその制御方法 |
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JP2013107308A JP6115307B2 (ja) | 2013-05-21 | 2013-05-21 | ハイブリッド電動車両及びその制御方法 |
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JP2014227889A JP2014227889A (ja) | 2014-12-08 |
JP6115307B2 true JP6115307B2 (ja) | 2017-04-19 |
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WO (1) | WO2014188876A1 (ja) |
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GB2541435B (en) * | 2015-08-20 | 2018-02-21 | Ford Global Tech Llc | A method of reducing NOx emissions from an engine |
JP6593129B2 (ja) * | 2015-11-26 | 2019-10-23 | いすゞ自動車株式会社 | ハイブリッド車両及びその制御方法 |
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JP4542455B2 (ja) * | 2005-03-28 | 2010-09-15 | 三菱ふそうトラック・バス株式会社 | 内燃機関の排気浄化装置 |
JP4366719B2 (ja) * | 2005-09-29 | 2009-11-18 | 株式会社デンソー | 内燃機関の発電制御装置 |
JP5118443B2 (ja) * | 2007-11-05 | 2013-01-16 | 三菱ふそうトラック・バス株式会社 | ハイブリッド電気自動車の排気浄化装置 |
JP5115439B2 (ja) * | 2008-10-03 | 2013-01-09 | トヨタ自動車株式会社 | 車両の運転制御装置 |
JP2010090852A (ja) * | 2008-10-10 | 2010-04-22 | Bosch Corp | 排気浄化装置の制御装置及び排気浄化装置の制御方法並びに内燃機関の排気浄化装置 |
EP2375022A4 (en) * | 2009-01-07 | 2016-01-06 | Toyota Motor Co Ltd | EXHAUST GAS PURIFYING APPARATUS FOR INTERNAL COMBUSTION ENGINE |
JP5429286B2 (ja) * | 2009-06-03 | 2014-02-26 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
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WO2014188876A1 (ja) | 2014-11-27 |
JP2014227889A (ja) | 2014-12-08 |
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