JP4321530B2 - 車両およびその制御方法 - Google Patents
車両およびその制御方法 Download PDFInfo
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- JP4321530B2 JP4321530B2 JP2006019030A JP2006019030A JP4321530B2 JP 4321530 B2 JP4321530 B2 JP 4321530B2 JP 2006019030 A JP2006019030 A JP 2006019030A JP 2006019030 A JP2006019030 A JP 2006019030A JP 4321530 B2 JP4321530 B2 JP 4321530B2
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- B60W20/30—Control strategies involving selection of transmission gear ratio
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F02D41/00—Electrical control of supply of combustible mixture or its constituents
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- F02D41/2429—Methods of calibrating or learning
- F02D41/2441—Methods of calibrating or learning characterised by the learning conditions
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F02D41/00—Electrical control of supply of combustible mixture or its constituents
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- Combustion & Propulsion (AREA)
- Transportation (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Automation & Control Theory (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Hybrid Electric Vehicles (AREA)
- Control Of Transmission Device (AREA)
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
- Arrangement Of Transmissions (AREA)
Description
車軸側に動力を出力可能な内燃機関と、
動力を入出力可能な電動機と、
前記電動機の回転軸と前記車軸側とに接続され、変速段の変更を伴って前記回転軸と前記車軸側との間の動力の伝達を行なう変速手段と、
前記車軸に要求される要求駆動力を設定する要求駆動力設定手段と、
前記内燃機関がアイドル運転されている条件と前記変速手段の変速段が所定変速段である条件とを含む所定の学習条件に基づいて前記内燃機関のアイドル運転の制御量であるアイドル制御量を学習するか否かを判定する学習判定手段と、
前記学習判定手段による判定結果に基づいて前記アイドル制御量の学習を実行する学習実行手段と、
前記学習判定手段によりアイドル制御量を学習しないと判定されたときには前記内燃機関の間欠運転と前記変速手段の変速段の変更とを伴って前記設定された要求駆動力に基づく駆動力が前記車軸に出力されるよう該内燃機関と前記電動機と該変速手段とを制御し、前記学習判定手段によりアイドル制御量を学習すると判定されたときには車両の走行状態に基づいて前記内燃機関のアイドル運転が許容される範囲内で該内燃機関のアイドル運転の継続を伴って前記設定された要求駆動力に基づく駆動力が前記車軸に出力されるよう該内燃機関と前記電動機と前記変速手段とを制御する制御手段と、
を備えることを要旨とする。
車軸側に動力を出力可能な内燃機関と、動力を入出力可能な電動機と、前記電動機の回転軸と前記車軸側とに接続され変速段の変更を伴って前記回転軸と前記車軸側との間の動力の伝達を行なう変速手段と、を備える車両の制御方法であって、
(a)前記内燃機関がアイドル運転されている条件と前記変速手段の変速段が所定変速段である条件とを含む所定の学習条件に基づいて前記内燃機関のアイドル運転の制御量であるアイドル制御量を学習するか否かを判定し、
(b)前記判定結果に基づいて前記アイドル制御量の学習を実行し、
(c)前記アイドル制御量を学習しないと判定されたときには前記内燃機関の間欠運転と前記変速手段の変速段の変更とを伴って前記車軸に要求される要求駆動力に基づく駆動力が該車軸に出力されるよう該内燃機関と前記電動機と該変速手段とを制御し、前記アイドル制御量を学習すると判定されたときには車両の走行状態に基づいて前記内燃機関のアイドル運転が許容される範囲内で該内燃機関のアイドル運転の継続を伴って前記車軸に要求される要求駆動力が該車軸に出力されるよう該内燃機関と前記電動機と前記変速手段とを制御する
ことを要旨とする。
Tm1*=前回Tm1*+k1(Nm1*-Nm1)+k2∫(Nm1*-Nm1)dt (2)
Tmax=(Wout-Tm1*・Nm1)/Nm2 (4)
Tm2tmp=(Tr*+Tm1*/ρ)/Gr (5)
Claims (10)
- 車軸側に動力を出力可能な内燃機関と、
動力を入出力可能な電動機と、
前記電動機の回転軸と前記車軸側とに接続され、変速段の変更を伴って前記回転軸と前記車軸側との間の動力の伝達を行なう変速手段と、
前記車軸に要求される要求駆動力を設定する要求駆動力設定手段と、
前記内燃機関がアイドル運転されている条件と前記変速手段の変速段が所定変速段である条件とを含む所定の学習条件に基づいて前記内燃機関のアイドル運転の制御量であるアイドル制御量を学習するか否かを判定する学習判定手段と、
前記学習判定手段による判定結果に基づいて前記アイドル制御量の学習を実行する学習実行手段と、
前記学習判定手段によりアイドル制御量を学習しないと判定されたときには前記内燃機関の間欠運転と前記変速手段の変速段の変更とを伴って前記設定された要求駆動力に基づく駆動力が前記車軸に出力されるよう該内燃機関と前記電動機と該変速手段とを制御し、前記学習判定手段によりアイドル制御量を学習すると判定されたときには車両の走行状態に基づいて前記内燃機関のアイドル運転が許容される範囲内で該内燃機関のアイドル運転の継続を伴って前記設定された要求駆動力に基づく駆動力が前記車軸に出力されるよう該内燃機関と前記電動機と前記変速手段とを制御する制御手段と、
を備える車両。 - 前記学習判定手段は、前記内燃機関がアイドル運転されている条件と前記変速手段の変速段が前記所定変速段である条件とが共に成立しているときでも該変速手段の変速段が該所定変速段に変更されてから所定時間が経過していない条件が成立しているときには前記所定の学習条件が成立していないとして前記アイドル制御量を学習するか否かを判定する手段である請求項1記載の車両。
- 前記学習判定手段は、前記車両が停車している条件が成立しているときには、前記変速手段の変速段が前記所定変速段に変更されてから前記所定時間が経過していない条件が成立しているか否かに拘わらず前記所定の学習条件に基づいて前記アイドル制御量を学習するか否かを判定する手段である請求項2記載の車両。
- 前記学習判定手段は、前記車両が停車している条件が成立しているときには、前記変速手段の変速段が前記所定変速段である条件が成立しているか否かに拘わらず前記所定の学習条件に基づいて前記アイドル制御量を学習するか否かを判定する手段である請求項1ないし3いずれか記載の車両。
- 請求項1ないし4いずれか記載の車両であって、
前記変速手段の変速段が前記所定変速段でないとき、前記車両の走行状態に基づいて第2所定時間内に前記変速手段の変速段が前記所定変速段に変更されるのが予測される変速予測状態であるか否かを判定すると共に該変速予測状態であると判定したときには前記内燃機関の運転の継続を指示する運転継続指示手段を備え、
前記制御手段は、前記運転継続指示手段により内燃機関の運転の継続が指示されたときには、該内燃機関の運転が継続されるよう制御する手段である
車両。 - 請求項5記載の車両であって、
操作者により指定された目的地までの走行ルートを出力するナビゲーション装置を備え、
前記運転継続指示手段は、車速と、車速の変化量である車速変化量と、前記出力された走行ルートとのうち少なくとも一つに基づいて前記変速予測状態であるか否かを判定する手段である
車両。 - 請求項1ないし6いずれか記載の車両であって、
車速を検出する車速検出手段を備え、
前記変速手段は、前記所定変速段と車速に対して前記所定変速段よりも増速側の変速段である増速側変速段とを変更可能な手段であり、
前記学習実行手段によるアイドル制御量の学習が完了しているときには前記検出された車速が第1車速を超えて大きくなるのに伴って前記変速手段の変速段が前記所定変速段から前記増速側変速段に変更されるよう該変速手段の変速段のアップシフトを指示する共に該車速が該第1車速以下の第2車速を超えて小さくなるのに伴って該変速手段の変速段が該増速側変速段から該所定変速段に変更されるよう該変速手段の変速段のダウンシフトを指示し、前記学習実行手段によるアイドル制御量の学習が完了していないときには前記検出された車速が前記第1車速より大きい第3車速を超えて大きくなるのに伴って前記変速手段の変速段のアップシフトを指示すると共に該車速が前記第2車速より大きく該第3車速以下の該第4車速を超えて小さくなるのに伴って前記変速手段の変速段のダウンシフトを指示する変速指示手段を備え、
前記制御手段は、前記変速指示手段による指示に基づいて前記変速手段の変速段が変更されるよう制御する手段である
車両。 - 前記内燃機関の出力軸と前記車軸側とに接続され、電力と動力の入出力を伴って前記出力軸と前記駆動軸とに動力を入出力する電力動力入出力手段を備える請求項1ないし7いずれか記載の車両。
- 前記電力動力入出力手段は、前記内燃機関の出力軸と前記車軸と回転軸との3軸に接続され該3軸のうちいずれか2軸に入出力される動力に基づいて残余の軸に動力を入出力する3軸式動力入出力手段と、前記回転軸に動力を入出力可能な発電機と、を備える手段である請求項8記載の車両。
- 車軸側に動力を出力可能な内燃機関と、動力を入出力可能な電動機と、前記電動機の回転軸と前記車軸側とに接続され変速段の変更を伴って前記回転軸と前記車軸側との間の動力の伝達を行なう変速手段と、を備える車両の制御方法であって、
(a)前記内燃機関がアイドル運転されている条件と前記変速手段の変速段が所定変速段である条件とを含む所定の学習条件に基づいて前記内燃機関のアイドル運転の制御量であるアイドル制御量を学習するか否かを判定し、
(b)前記判定結果に基づいて前記アイドル制御量の学習を実行し、
(c)前記アイドル制御量を学習しないと判定されたときには前記内燃機関の間欠運転と前記変速手段の変速段の変更とを伴って前記車軸に要求される要求駆動力に基づく駆動力が該車軸に出力されるよう該内燃機関と前記電動機と該変速手段とを制御し、前記アイドル制御量を学習すると判定されたときには車両の走行状態に基づいて前記内燃機関のアイドル運転が許容される範囲内で該内燃機関のアイドル運転の継続を伴って前記車軸に要求される要求駆動力が該車軸に出力されるよう該内燃機関と前記電動機と前記変速手段とを制御する
車両の制御方法。
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US8108089B2 (en) | 2012-01-31 |
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US20090005924A1 (en) | 2009-01-01 |
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