The invention relates to a vehicle adaptive cruise technology. In one embodiment, the control device in the vehicle adaptive cruise comprises a required acceleration calculation module which calculates a required acceleration according to driving parameters of the vehicle, a control acceleration calculation module which is used for calculating a control acceleration according to the required acceleration, a target vehicle speed calculation module which calculates a target vehicle speed according to the control acceleration, an open-loop required torque calculation module which is used for calculating open-loop required torque according to the control acceleration, a closed-loop required torque calculation module which is used for calculating a closed-loop required torque according to the target vehicle speed, a torque control module which is used for controlling the engine output torque of the vehicle according to the sum of the open-loop required torque and the closed-loop required torque, a brake triggering module which is used for triggering a brake to brake when a brake triggering condition is met, and a brake release module which is used for stopping braking of the brake whenthe brake triggering condition is not met and the brake release condition is met.
本发明涉及车辆自适应巡航技术。在一个实施例中,提供了一种车辆自适应巡航中的控制装置,包括:需求加速度计算模块,根据车辆的行驶参数计算需求加速度;控制加速度计算模块,根据需求加速度计算控制加速度;目标车速计算模块,根据控制加速度计算目标车速;开环需求扭矩计算模块,根据控制加速度计算开环需求扭矩;闭环需求扭矩计算模块,根据目标车速计算闭环需求扭矩;扭矩控制模块,根据开环需求扭矩与闭环需求扭矩之和来控制所述车辆的发动机输出扭矩;制动触发模块,当满足制动触发条件时,触发制动器进行刹车;以及制动释放模块,当制动触发条件不满足,并且满足制动释放条件时,停止制动器的刹车。
Control method and device in vehicle adaptive cruise
一种车辆自适应巡航中的控制方法和装置
14.07.2020
Patent
Elektronische Ressource
Chinesisch
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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