JP6526667B2 - ハイブリッド車両の動的減速制御 - Google Patents
ハイブリッド車両の動的減速制御 Download PDFInfo
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- JP6526667B2 JP6526667B2 JP2016535480A JP2016535480A JP6526667B2 JP 6526667 B2 JP6526667 B2 JP 6526667B2 JP 2016535480 A JP2016535480 A JP 2016535480A JP 2016535480 A JP2016535480 A JP 2016535480A JP 6526667 B2 JP6526667 B2 JP 6526667B2
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- vehicle
- deceleration
- internal combustion
- combustion engine
- torque
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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
- Y02T10/72—Electric energy management in electromobility
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S903/00—Hybrid electric vehicles, HEVS
- Y10S903/902—Prime movers comprising electrical and internal combustion motors
- Y10S903/903—Prime movers comprising electrical and internal combustion motors having energy storing means, e.g. battery, capacitor
- Y10S903/93—Conjoint control of different elements
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Automation & Control Theory (AREA)
- Hybrid Electric Vehicles (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Description
内燃エンジン、電気モータ、またはそれらの組み合わせによって直接駆動可能なハイブリッド電気車両の一貫性のあるオーバーラン応答特性を実現する方法であって、前記電気モータは発電機として動作可能であり、この方法は、
車両速度、トランスミッション速度比、勾配、車両質量、および車両モードのうちの一つ以上を参照して目標減速度を決定するステップと、
リアルタイムの車両減速度を測定するステップと、
前記目標減速度と、前記リアルタイムの車両減速度との間の差異を継続して決定するステップと、
負トルクを生成することによって前記差異を提供するように前記内燃エンジンおよび/または前記電気モータに指令を与えるステップと、を含む方法。
前記差異は、可能な限り前記電気モータによって提供される、態様1に記載の方法。
前記差異は、一定程度、燃料供給が遮断されるモードで動作する前記内燃エンジンによって、提供される、態様1に記載の方法。
前記内燃エンジンは、クラッチを介して負トルクを供給するように構成されており、前記クラッチは前記負トルクの出力を変化させるためにスリップさせる、態様3に記載の方法。
トランスミッションの速度比のダウンシフトを識別するステップと、
前記ダウンシフトされた速度比を参照して、前記目標減速度を変更するステップと、
変更される目標減速度への移行を円滑に行うステップを含む、態様1に記載の方法。
前記移行ステップ切り替えは、所定の時間内で達成される、態様5に記載の方法。
オーバーラン応答特性の要求を満たすために、アクセルペダルの実質的なゼロ位置を検知する予備的なステップを含む、態様1に記載の方法。
目標減速度を達成するための負トルクの推定値を決定するステップと、
前記推定値を前記内燃エンジンおよび前記電気モータへの初期指令値として適用するステップと、
その後、継続的に前記差異を決定し、前記差異を提供するように前記内燃エンジンおよび前記電気モータに指令を与えるステップとを含む、態様1に記載の方法。
勾配を継続的に監視するステップと、
勾配の閾値を超える勾配の変化を検知するステップと、
勾配の閾値を超える勾配変化によって前記目標減速度を調整するするステップとを含む、態様1に記載の方法。
ハイブリッド電気車両のトルク制御装置であって、前記トルク制御装置は、前記車両のための複数の減速度特性を有するプロセッサとメモリを備え、前記プロセッサは態様1に記載の方法を実行するようにされている、トルク制御装置。
内燃エンジン、電気モータ、またはそれらの組み合わせによって直接駆動可能なハイブリッド電気車両であって、態様1に記載の方法を実行するようにされている、ハイブリッド電気車両。
12 入力(車速)
13 入力(変速比)
14 入力(車両モード)
15 入力(地形)
16 入力(勾配)
17 目標減速度特性
18 チップ機能
19 減速度特性
20 プロセッサ
21 目標オーバーラントルク
23 減速度
24 推定モジュール
24 コンパレータ
25 加算モジュール
26 入力(勾配)
100 パラレルハイブリッド電気車両
101 内燃エンジン
102 クラッチ
103 モータ/ジェネレータ(発電機)
104 クラッチ(第2のクラッチ)
105 ドライブシャフト
106 クラッチ制御装置
107 トルク制御装置
108 バッテリ
Claims (13)
- 内燃エンジン、電気モータ、またはそれらの組み合わせによって直接駆動可能なハイブリッド電気車両の一貫性のあるオーバーラン応答特性を実現する方法であって、前記電気モータは発電機として動作可能であり、
車両速度、トランスミッション速度比、勾配、車両質量、および車両モードのうちの一つ以上を参照して目標減速度を決定し、
リアルタイムの車両減速度を測定し、
前記目標減速度と、前記リアルタイムの車両減速度との間の差異を継続して決定し、
負トルクを生成することによって前記差異を小さくするように前記内燃エンジンおよび/または前記電気モータに指令し、
トランスミッションの速度比のダウンシフトを識別し、
前記ダウンシフトされた変速比を参照することによって前記目標減速度を変更し、
変更される目標減速度への移行を円滑に行うことを含む方法。 - 前記差異は、少なくとも部分的に前記電気モータによって小さくされる、請求項1に記載の方法。
- 前記差異を小さくするために、前記電気モータは、前記内燃エンジンよりも優先される、請求項2に記載の方法。
- 前記差異を小さくするのに十分なトルクが前記電気モータから得られないとき、前記差異を小さくするために前記内燃エンジンから追加のトルクを提供する、請求項3に記載の方法。
- 前記負トルクの生成は、燃料供給が遮断されるモードで前記内燃エンジンを動作させることを含む、請求項1から請求項4のいずれか1項に記載の方法。
- 前記内燃エンジンは、クラッチを介して負トルクを供給するように構成されており、前記クラッチは前記負トルクの出力を変化させるためにスリップさせる、請求項5に記載の方法。
- 前記移行は、所定の時間内で達成される、請求項1から請求項6のいずれか1項に記載の方法。
- 前記変更される目標減速度は、運転手によるトランスミッションのダウンシフトの要求が発生した場合に決定される、請求項7に記載の方法。
- オーバーラン応答特性の要求を満たすために、アクセルペダルの実質的なゼロ位置を検知する予備的なステップを含む、請求項1から請求項8のいずれか1項に記載の方法。
- 目標減速度を達成するための負トルクの推定値を決定し、前記推定値を前記内燃エンジンおよび前記電気モータへの初期指令値として適用し、その後、継続的に前記差異を決定し、前記差異を小さくするように前記内燃エンジンおよび/または前記電気モータに指令を与えることを含む、請求項1から請求項9のいずれか1項に記載の方法。
- 勾配を継続的に監視し、
勾配の閾値を超える勾配の変化を検知し、
勾配の閾値を超える勾配変化によって前記目標減速度を調整することを含む、請求項1から請求項10のいずれか1項に記載の方法。 - ハイブリッド電気車両のトルク制御装置であって、プロセッサと、前記ハイブリッド電気車両のための複数の減速度特性を有するメモリを備え、前記プロセッサは前記請求項1から請求項11のいずれか1項に記載の方法を実行するようにされている、前記トルク制御装置。
- 内燃エンジン、電気モータ、またはそれらの組み合わせによって直接駆動可能なハイブリッド電気車両であって、請求項1から請求項11のいずれか1項に記載の方法を実行するようにされている、ハイブリッド電気車両。
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PCT/EP2014/067838 WO2015025003A1 (en) | 2013-08-21 | 2014-08-21 | Dynamic deceleration control for hybrid vehicle to achieve a consistent overrun response |
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