The disclosure provides a system and method for changing to a low gear range of a four wheel drive vehicle. Methods and system are described for changing a driveline gear range from a higher gear range to a lower gear range. The driveline may include two electric machines and four clutches in a four wheel drive configuration. The methods and systems permit a driveline to change from a higher gear range to a lower gear range without stopping a vehicle.
本公开提供了“用于改变为四轮驱动车辆的低挡位范围的系统和方法”。描述了用于将传动系挡位范围从较高挡位范围改变为较低挡位范围的方法和系统。所述传动系可包括两个电机和呈四轮驱动配置的四个离合器。所述方法和系统允许传动系在不使车辆停止的情况下从较高挡位范围改变为较低挡位范围。
SYSTEM AND METHOD FOR CHANGING TO A LOW GEAR RANGE OF A FOUR WHEEL DRIVE VEHICLE
用于改变为四轮驱动车辆的低挡位范围的系统和方法
2021-06-11
Patent
Electronic Resource
Chinese
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 |
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