JP7010296B2 - 車両の制御方法及び制御装置 - Google Patents
車両の制御方法及び制御装置 Download PDFInfo
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- B60W30/18—Propelling the vehicle
- B60W30/18009—Propelling the vehicle related to particular drive situations
- B60W30/18072—Coasting
- B60W2030/1809—Without torque flow between driveshaft and engine, e.g. with clutch disengaged or transmission in neutral
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- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
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- B60W2510/00—Input parameters relating to a particular sub-units
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- B60W2554/00—Input parameters relating to objects
- B60W2554/40—Dynamic objects, e.g. animals, windblown objects
- B60W2554/406—Traffic density
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- B60W2556/00—Input parameters relating to data
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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
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Description
Claims (8)
- 車両の走行中に駆動源停止条件が成立したら、前記車両の駆動源としてのエンジンを停止するとともに前記エンジンと駆動輪との間に設けられた締結要素を解放して、惰性により走行するセーリングストップ制御を実行する車両の制御方法において、
ナビゲーションシステムで取得する経路情報及び地図情報と、自車の走行履歴と、路車間通信または車車間通信により取得する他車情報と、が含まれる、自車がこれから走行する道路状況に関する情報を取得し、
前記情報に基づいて進路上に前記セーリングストップ制御を実行可能な区間があるか否かを判定し、
前記セーリングストップ制御を実行可能な区間がある場合には、前記セーリングストップ制御の実行中に不足する電力量である不足電力量を、前記セーリングストップ制御を実行可能な区間で前記セーリングストップ制御を実行した場合の前記車両の消費電力である推定消費電力と現在のバッテリSOCとに基づいて推定し、
前記セーリングストップ制御の開始前に、前記エンジンの出力軸に接続され前記エンジンから回転エネルギを受けると発電機として機能する回転電機で発電を行い、前記不足電力量を賄うために必要な電力をバッテリに充電する、
車両の制御方法。 - 請求項1に記載の車両の制御方法において、
前記セーリングストップ制御を実行する区間で自動運転が行われる場合には、当該区間で運転者による運転が行われる場合に比べて、前記不足電力量を大きく推定する、
車両の制御方法。 - 請求項1または2に記載の車両の制御方法において、
前記セーリングストップ制御を実行可能な区間におけるステアリングまたはブレーキを含む操作系の操作量及び操作回数を前記情報としての自車の走行履歴に基づいて推定し、
前記操作量及び操作回数が多いほど、前記不足電力量を大きく推定する、
車両の制御方法。 - 請求項1から3のいずれかに記載の車両の制御方法において、
前記セーリングストップ制御を実行可能な区間で電力不足により前記セーリングストップ制御を終了した場合には、
前記セーリングストップ制御を実行可能な区間における実際の消費電力及び実際のバッテリSOCの低下量を、道路状況及び走行履歴と関連付けて学習し、
次回のセーリングストップ制御開始前の前記バッテリの充電量を、前記学習の結果に基づいて今回よりも大きくする、
車両の制御方法。 - 請求項1から4のいずれかに記載の車両の制御方法において、
前記セーリングストップ制御を実行可能な区間が、所定距離以上の距離及び所定勾配以上の勾配を有する下り勾配路である場合には、当該下り勾配路に進入してから回生によって前記不足電力量を賄うために必要な電力を前記バッテリに充電した後で前記セーリングストップ制御を開始する、
車両の制御方法。 - 請求項1から5のいずれかに記載の車両の制御方法において、
前記セーリングストップ制御が実行可能な区間に進入する前に前記不足電力量を補うために前記発電機として機能する回転電機による発電を行い、かつ前記セーリングストップ制御が実行可能な区間で前記セーリングストップ制御を行うと、前記セーリングストップ制御が実行可能な区間に進入する前に前記不足電力量を補うための前記発電機として機能する回転電機による発電を行わず、かつ当該前記セーリングストップ制御が実行可能な区間で前記セーリングストップ制御を実行しない場合よりも燃費が悪化する場合には、前記不足電力量を賄うために必要な電力をバッテリに充電するための発電を禁止し、かつ前記セーリングストップ制御が実行可能な区間での前記セーリングストップ制御を禁止する、
車両の制御方法。 - 請求項1から5のいずれかに記載の車両の制御方法において、
前記セーリングストップ制御が実行可能な区間に進入する前に前記不足電力量を補うために前記発電機として機能する回転電機による発電を行い、かつ前記セーリングストップ制御が実行可能な区間で前記セーリングストップ制御を行うと、前記セーリングストップ制御が実行可能な区間に進入する前に前記不足電力量を補うための前記発電機として機能する回転電機による発電を行わず、かつ当該前記セーリングストップ制御が実行可能な区間で前記セーリングストップ制御を実行しない場合よりも燃費が悪化する場合には、前記不足電力量を賄うために必要な電力をバッテリに充電するための発電を禁止し、かつ前記セーリングストップ制御が実行可能な区間では、前記エンジンを停止させずに前記締結要素を解放して惰性により走行するセーリングアイドル制御を実行する、
車両の制御方法。 - 走行用の駆動源としてのエンジンと、
前記エンジンに接続され前進用締結要素を有する自動変速機と、
車両の走行中に駆動源停止条件が成立したら、前記エンジンを停止するとともに前記前進用締結要素を解放して惰性により走行するセーリングストップ制御を行う制御部と、
ナビゲーションシステムで取得する経路情報及び地図情報と、自車の走行履歴と、路車間通信または車車間通信により取得する他車情報と、が含まれる、自車がこれから走行する道路状況に関する情報を取得する情報取得部と、
を備える車両の制御装置において、
前記制御部は、
前記情報に基づいて進路上に前記セーリングストップ制御を実行可能な区間があるか否かを判定し、前記セーリングストップ制御を実行可能な区間がある場合には、前記セーリングストップ制御の実行中に不足する電力量である不足電力量を、前記セーリングストップ制御を実行可能な区間で前記セーリングストップ制御を実行した場合の前記車両の消費電力である推定消費電力と現在のバッテリSOCとに基づいて推定し、前記セーリングストップ制御の開始前に、前記エンジンの出力軸に接続され前記エンジンから回転エネルギを受けると発電機として機能する回転電機で発電を行い、前記不足電力量を賄うために必要な電力をバッテリに充電する、
車両の制御装置。
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JP7010108B2 (ja) * | 2018-03-28 | 2022-01-26 | 株式会社デンソー | 制御装置 |
JP7347396B2 (ja) * | 2020-10-27 | 2023-09-20 | トヨタ自動車株式会社 | ハイブリッド車両 |
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