PROBLEM TO BE SOLVED: To more appropriately balance temperature rises in a motor and an inverter and improvement in travel performance when an accelerator opening degree is equal to or more than a given opening degree and a vehicle speed is equal to or less than a give vehicle speed (including 0).SOLUTION: In a case where a condition (a replacement condition) of a motor temperature tm2, an inverter temperature ti2, and a battery charging ratio SOC in accordance with a vehicular state (such as a shift position SP, and whether in a travel-in-evacuation) is established (S130, S150, S210), a motor torque limit Tm2lim is set in accordance with the vehicular state (S140, S170, S180, S220), and an excess amount of motor torque (drive torque relative to the torque limit Tm2lim is replaced with torque of a brake device (S190, S230).
【課題】アクセル開度が所定開度以上かつ車速が値0を含む所定車速以下のときに、モータやインバータの温度上昇の抑制と走行性の向上との両立をより適正に図る。【解決手段】車両状態(シフトポジションSPや退避走行時か否かなど)に応じたモータ温度tm2やインバータ温度ti2やバッテリ蓄電割合SOCの条件(置換条件)が成立するときには(S130,S150,S210)、車両状態に応じてモータのトルク制限Tm2limを設定し(S140,S170,S180,S220)、モータのトルク(駆動トルク)のトルク制限Tm2limに対する超過分をブレーキ装置のトルク(制動トルク)に置き換える(S190,S230)。【選択図】図2
HYBRID-AUTOMOBILE CONTROL APPARATUS
ハイブリッド自動車の制御装置
2015-11-19
Patent
Electronic Resource
Japanese
IPC: | B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
HYBRID AUTOMOBILE AND CONTROL APPARATUS INCORPORATED THEREIN
European Patent Office | 2019
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