The invention discloses a regenerative braking method for a hybrid electric vehicle based on MATLAB. The regenerative braking method comprises the steps of determining an energy recovery regenerative braking control algorithm; designing an energy recovery system according to the requirement of the determined regenerative braking control algorithm; considering mutual matching of a motor and hydraulic braking based on safety performance; establishing a simulation model of the energy recovery system based on MATLAB; obtaining a simulation result according to the established model; and evaluating the simulation result. Under the urban working condition of frequent braking and starting, the braking energy is collected by applying the regenerative braking principle of the electric vehicle, energy waste can be reduced in the electric vehicle, the fuel economic efficiency can be improved, the driving distance of the electric vehicle can be finally increased, and the method has a very important significance on improving the energy utilization rate of the vehicle.
本发明公开了一种基于MATLAB的混合动力电动汽车再生制动方法,包括:确定能量回收再生制动控制算法;根据已确定的再生制动控制算法要求设计能量回收系统;基于安全性能考虑电机与液压制动的相互匹配;基于MATLAB建立能量回收系统的仿真模型;根据建立模型获得仿真结果;对仿真结果进行评价。在较频繁的制动与起动城市工况下,运用电动汽车再生制动原理收集制动能量,在电动汽车里能够减少能量浪费,可以提高燃油经济效率,最终可以增加电动汽车的行驶距离,对于提升汽车的能量利用率具有非常重要的意义。
Regenerative braking method for hybrid electric vehicle based on MATLAB
一种基于MATLAB的混合动力电动汽车再生制动方法
2021-06-25
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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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