PROBLEM TO BE SOLVED: To minimize hydraulic pump energy consumed on a down shift when high start is prevented by shifting a stepless speed change device down to a lowest change gear ratio upon deceleration during an electric travel.SOLUTION: When a vehicle is decelerated on a brake tread force Fb>0 (braking), in HEV mode in which a clutch CL is coupled, from t1 during inertia travel with an acceleration opening degree of APO=0 to make regenerative brake start at t2 with VSP
【課題】電気走行中の減速時に無段変速機を最ロー変速比へダウンシフトさせてハイ発進防止を図るに際し、このダウンシフトで消費する油圧ポンプエネルギーを最少にする。【解決手段】クラッチCLを締結させたHEVモードで、アクセル開度APO=0による惰性走行中のt1から、ブレーキ踏力Fb>0(制動)により車両を減速させ、VSP
ELECTRIC TRAVEL DECELERATION SHIFT CONTROLLER OF HYBRID VEHICLE
ハイブリッド車両の電気走行減速時変速制御装置
2015-07-27
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 / F16H Getriebe , GEARING / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES |