PROBLEM TO BE SOLVED: To provide an electric-automobile regeneration control device capable of properly executing regeneration control for a motor and vehicle speed increase control during travel on a downhill road while maintaining target speed under auto-cruise control, recovering position energy of the vehicle as power energy and kinetic energy with high efficiency.SOLUTION: On the basis of information of a downhill road in front of an own vehicle, target speed Vtgt for each spot on the downhill road is set so as to increase vehicle speed V at a substantially constant change rate during travel on the downhill road, and reach upper limit speed VHi at an end spot. When a vehicle 1 travels by reaching the downhill road, regeneration is controlled with a motor 3 at maximum output, and braking-force of a brake device 33 is controlled so as to accomplish the target vehicle speed Vtgt.SELECTED DRAWING: Figure 3
【課題】オートクルーズ制御により目標車速を維持しながら、降坂路での走行中にモータの回生制御と車速増加制御とを適切に実行して、車両の位置エネルギを電力エネルギ及び運動エネルギとして高い効率で回収できる電気自動車の回生制御装置を提供する。【解決手段】自車の前方の降坂路の情報に基づき、降坂路の走行中に車速Vを略一定の変化率で増加させ且つ終了地点で上限速度VHiに到達可能なように、降坂路の各地点毎に目標速度Vtgtを設定する。車両1が降坂路に到達して走行するときには、モータ3を最大出力で回生制御すると共に、目標車速Vtgtを達成するように制動装置33の制動力を制御する。【選択図】図3
ELECTRIC-AUTOMOBILE REGENERATION CONTROL DEVICE
電気自動車の回生制御装置
2017-01-26
Patent
Elektronische Ressource
Japanisch
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 / B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
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