JP4293182B2 - ハイブリッド自動車およびその制御方法 - Google Patents
ハイブリッド自動車およびその制御方法 Download PDFInfo
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- JP4293182B2 JP4293182B2 JP2005363777A JP2005363777A JP4293182B2 JP 4293182 B2 JP4293182 B2 JP 4293182B2 JP 2005363777 A JP2005363777 A JP 2005363777A JP 2005363777 A JP2005363777 A JP 2005363777A JP 4293182 B2 JP4293182 B2 JP 4293182B2
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- B60W2520/00—Input parameters relating to overall vehicle dynamics
- B60W2520/10—Longitudinal speed
-
- 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
- B60W2540/00—Input parameters relating to occupants
- B60W2540/10—Accelerator pedal position
-
- 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
- B60W2552/00—Input parameters relating to infrastructure
- B60W2552/15—Road slope, i.e. the inclination of a road segment in the longitudinal direction
-
- 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
- B60W2710/00—Output or target parameters relating to a particular sub-units
- B60W2710/06—Combustion engines, Gas turbines
- B60W2710/0616—Position of fuel or air injector
-
- 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
- B60W2710/00—Output or target parameters relating to a particular sub-units
- B60W2710/06—Combustion engines, Gas turbines
- B60W2710/0644—Engine speed
-
- 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
- B60W2710/00—Output or target parameters relating to a particular sub-units
- B60W2710/10—Change speed gearings
- B60W2710/105—Output torque
-
- 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
- B60W2720/00—Output or target parameters relating to overall vehicle dynamics
- B60W2720/10—Longitudinal speed
-
- 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
-
- 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
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
-
- 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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- 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
- Y02T10/64—Electric machine technologies in electromobility
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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
- 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
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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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
- 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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
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- Electric Propulsion And Braking For Vehicles (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Exhaust Gas After Treatment (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Description
内燃機関と、
前記内燃機関から排出される排ガスを浄化するための触媒を含む浄化手段と、
何れかの車軸である第1車軸と前記内燃機関の出力軸とに接続されて電力と動力の入出力を伴って前記第1車軸および前記出力軸に動力を入出力可能な電力動力入出力手段と、
前記第1車軸または該第1車軸とは異なる車軸の何れかである第2車軸に動力を入出力可能な電動機と、
前記電力動力入出力手段および前記電動機との間で電力をやりとり可能な蓄電手段と、
前記蓄電手段の状態に基づいて該蓄電手段の充電に許容される電力である充電許容電力を設定する充電許容電力設定手段と、
前記設定された充電許容電力に基づいて前記内燃機関に対する燃料供給の停止を禁止するか否か判定する燃料供給停止判定手段と、
走行に要求される要求駆動力を設定するための駆動力設定制約と前記要求駆動力に対応する前記内燃機関の運転ポイントを設定するための運転ポイント制約とをそれぞれ異なる態様で規定する複数の運転条件の中から何れか一つを実行用運転条件として設定する運転条件設定手段と、
前記設定された実行用運転条件に基づいて前記要求駆動力と前記内燃機関の目標運転ポイントとを設定する駆動力/運転ポイント設定手段と、
前記設定された実行用運転条件に応じて、前記充電許容電力と前記触媒の温度を調整するための前記内燃機関に対する燃料供給量の増量制約との関係である燃料増量関係を設定する燃料増量関係設定手段と、
前記燃料供給停止判定手段による判定結果に応じて、前記設定された充電許容電力と前記設定された燃料増量関係とから定まる増量制約に従った前記燃料供給量の増量を伴って前記設定された目標運転ポイントで前記内燃機関が運転されると共に前記設定された要求駆動力に基づく駆動力が出力されるように前記内燃機関と前記電力動力入出力手段と前記電動機とを制御する制御手段と、
を備えるものである。
(a)前記蓄電手段の状態に基づいて該蓄電手段の充電に許容される電力として設定される充電許容電力を設定するステップと、
(b)前記設定した充電許容電力に基づいて前記内燃機関に対する燃料供給の停止を禁止するか否か判定するステップと、
(c)前記複数の運転条件の中から設定された実行用運転条件に応じて、前記充電許容電力と前記触媒の温度を調整するための前記内燃機関に対する燃料供給量の増量制約との関係である燃料増量関係を設定するステップと、
(d)ステップ(b)における判定結果に応じて、前記設定した充電許容電力と前記設定した燃料増量関係とから定まる増量制約に従った前記燃料供給量の増量を伴って前記設定された実行用運転条件における運転ポイント制約に基づく運転ポイントで前記内燃機関が運転されると共に、前記設定された実行用運転条件における駆動力制約に基づく要求駆動力が出力されるように前記内燃機関と前記電力動力入出力手段と前記電動機とを制御するステップと、
を含むものである。
Tm1*=前回Tm1*+k1(Nm1*−Nm1)+k2∫(Nm1*−Nm1)dt …(2)
Tmin=(Win−Tm1*・Nm1)/Nm2 …(4)
Tm2tmp=(Tr*+Tm1*/ρ)/Gr …(5)
Claims (6)
- 内燃機関と、
前記内燃機関から排出される排ガスを浄化するための触媒を含む浄化手段と、
前記触媒の温度を取得する触媒温度取得手段と、
何れかの車軸である第1車軸と前記内燃機関の出力軸とに接続されて電力と動力の入出力を伴って前記第1車軸および前記出力軸に動力を入出力可能な電力動力入出力手段と、
前記第1車軸または該第1車軸とは異なる車軸の何れかである第2車軸に動力を入出力可能な電動機と、
前記電力動力入出力手段および前記電動機との間で電力をやりとり可能な蓄電手段と、
前記蓄電手段の状態に基づいて該蓄電手段の充電に許容される電力である充電許容電力を設定する充電許容電力設定手段と、
前記取得された触媒の温度が所定の温度域にあり、かつ前記設定された充電許容電力が充電電力として所定の限界値以上であるときに前記燃料供給の停止を禁止すべきと判断する燃料供給停止判定手段と、
走行に要求される要求駆動力を設定するための駆動力設定制約と前記要求駆動力に対応する前記内燃機関の運転ポイントを設定するための運転ポイント制約とをそれぞれ異なる態様で規定する複数の運転条件の中から何れか一つを実行用運転条件として設定する運転条件設定手段と、
前記設定された実行用運転条件に基づいて前記要求駆動力と前記内燃機関の目標運転ポイントとを設定する駆動力/運転ポイント設定手段と、
前記設定された実行用運転条件に応じて、前記充電許容電力と前記触媒の温度を調整するための前記内燃機関に対する燃料供給量の増量制約との関係である燃料増量関係を設定する燃料増量関係設定手段と、
前記燃料供給停止判定手段による判定結果に応じて、前記設定された充電許容電力と前記設定された燃料増量関係とから定まる増量制約に従った前記燃料供給量の増量を伴って前記設定された目標運転ポイントで前記内燃機関が運転されると共に前記設定された要求駆動力に基づく駆動力が出力されるように前記内燃機関と前記電力動力入出力手段と前記電動機とを制御する制御手段と、
を備え、
前記運転条件は、第1の運転条件と該第1の運転条件の駆動力設定制約よりも動力範囲の下限が小さい駆動力設定制約を有する第2の運転条件とを含み、
前記燃料増量関係設定手段は、前記設定された実行用運転条件が前記第1の運転条件であるときには前記限界値よりも充電電力として大きい値である第1の仮限界値を仮限界値として設定すると共に、前記設定された実行用運転条件が前記第2の運転条件であるときには前記第1の仮限界値よりも充電電力として大きい第2の仮限界値を前記仮限界値として設定し、前記設定された充電許容電力が充電電力として前記仮限界値未満になるまで前記増量制約を第1の増量制約とすると共に、前記設定された充電許容電力が充電電力として前記仮限界値未満になると前記増量制約を前記第1の増量制約に比べて前記燃料供給量をより増量する傾向をもった第2の増量制約とするハイブリッド自動車。 - 前記運転条件設定手段は、運転者のシフト操作に応じて複数のシフトポジションの中から実行用シフトポジションを設定するシフト設定手段であり、前記複数の運転条件は、前記複数のシフトポジションに対応づけられている請求項1に記載のハイブリッド自動車。
- 前記第1の運転条件は、前記複数のシフトポジションの中の通常時に設定されるドライブポジションに対応づけられる一方、前記第2の運転条件は、前記ドライブポジションに比べてアクセルオフに基づく要求制動力を大きく設定するシフトポジションに対応づけられている請求項2に記載のハイブリッド自動車。
- 内燃機関と、
前記内燃機関から排出される排ガスを浄化するための触媒を含む浄化手段と、
前記触媒の温度を取得する触媒温度取得手段と、
何れかの車軸である第1車軸と前記内燃機関の出力軸とに接続されて電力と動力の入出力を伴って前記第1車軸および前記出力軸に動力を入出力可能な電力動力入出力手段と、
前記第1車軸または該第1車軸とは異なる車軸の何れかである第2車軸に動力を入出力可能な電動機と、
前記電力動力入出力手段および前記電動機との間で電力をやりとり可能な蓄電手段と、
前記蓄電手段の状態に基づいて該蓄電手段の充電に許容される電力である充電許容電力を設定する充電許容電力設定手段と、
前記取得された触媒の温度が所定の温度域にあり、かつ前記設定された充電許容電力が充電電力として所定の限界値以上であるときに前記燃料供給の停止を禁止すべきと判断する燃料供給停止判定手段と、
走行に要求される要求駆動力を設定するための駆動力設定制約と前記要求駆動力に対応する前記内燃機関の運転ポイントを設定するための運転ポイント制約とをそれぞれ異なる態様で規定する複数の運転条件の中から何れか一つを実行用運転条件として設定する運転条件設定手段と、
前記設定された実行用運転条件に基づいて前記要求駆動力と前記内燃機関の目標運転ポイントとを設定する駆動力/運転ポイント設定手段と、
前記設定された実行用運転条件に応じて、前記充電許容電力と前記触媒の温度を調整するための前記内燃機関に対する燃料供給量の増量制約との関係である燃料増量関係を設定する燃料増量関係設定手段と、
前記燃料供給停止判定手段による判定結果に応じて、前記設定された充電許容電力と前記設定された燃料増量関係とから定まる増量制約に従った前記燃料供給量の増量を伴って前記設定された目標運転ポイントで前記内燃機関が運転されると共に前記設定された要求駆動力に基づく駆動力が出力されるように前記内燃機関と前記電力動力入出力手段と前記電動機とを制御する制御手段と、
を備え、
前記運転条件は、第1の運転条件と該第1の運転条件の駆動力設定制約よりも動力範囲の下限が小さい駆動力設定制約を有する第2の運転条件とを含み、
前記燃料増量関係設定手段は、前記設定された実行用運転条件が前記第1の運転条件であるときには、前記設定された充電許容電力が前記限界値よりも充電電力として大きい値である仮限界値よりも充電電力として小さくなるまで前記増量制約を第1の増量制約とすると共に、前記設定された充電許容電力が充電電力として前記仮限界値未満になると前記増量制約を前記第1の増量制約に比べて前記燃料供給量をより増量する傾向をもった第2の増量制約とし、前記設定された実行用運転条件が前記第2の運転条件であるときには、前記増量制約を前記第2の増量制約のみとするハイブリッド自動車。 - 前記運転条件設定手段は、ドライブポジションと、運転者に任意のシフトポジションの選択を許容するシーケンシャルシフトポジションとを含む複数のシフトポジションの中から運転者のシフト操作に応じて実行用シフトポジションを設定するシフト設定手段であり、前記第1の運転条件は、前記ドライブポジションに対応づけられると共に、前記第2の運転条件は、前記シーケンシャルシフトポジションに対応づけられており、前記燃料増量関係設定手段は、前記シーケンシャルシフトポジションが設定されたときには、前記増量制約を前記第2の増量制約のみとする請求項4に記載のハイブリッド自動車。
- 前記電力動力入出力手段は、前記第1車軸と前記内燃機関の出力軸と回転可能な第3軸とに接続され、これら3軸のうちの何れか2軸に入出力される動力に基づいて定まる動力を残余の軸に入出力する3軸式動力入出力手段と、前記第3軸に動力を入出力可能な発電機とを備える請求項1から5の何れか一項に記載のハイブリッド自動車。
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US7958957B2 (en) | 2011-06-14 |
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