The invention relates to the technical field of wireless charging, in particular to a wireless charging power adjusting method and system for a two-wheeled electric vehicle, and the method comprises the steps: obtaining an initial SOC value of a storage battery before charging through an open-circuit voltage method; in the wireless charging process, the input power of the transmitting module at each moment and the output power of the receiving module at each moment are obtained, and the voltage, current and temperature of the storage battery at each moment are collected; calculating a temperature rise coefficient at each moment, and determining an estimated SOC value and charging efficiency of the storage battery at each moment; the charging stage of each moment is judged; the charging power adjusted at each moment in the constant-current charging stage and the constant-voltage charging stage is obtained; and the charging power in the wireless charging process is adjusted in real time. According to the invention, the wireless charging power can be dynamically adjusted, the wireless charging efficiency is improved, the energy loss is reduced, and the overcharge phenomenon of the storage battery is avoided.
本申请涉及无线充电技术领域,具体涉及一种二轮电动车用无线充电功率调节方法及系统,该方法包括:通过开路电压法,获取开始充电前蓄电池的初始SOC值;在无线充电过程中,获取发射模块在各时刻的输入功率、接收模块在各时刻的输出功率,以及采集蓄电池在各时刻的电压、电流和温度;计算各时刻的温升系数,确定蓄电池在各时刻的预估SOC值、充电效率;判断各时刻所处的充电阶段;得到恒流充电阶段、恒压充电阶段内各时刻调整后的充电功率;对无线充电过程中充电功率进行实时调节。本申请能够对无线充电功率进行动态调节,提高无线充电的效率,降低了能源损耗,且避免导致蓄电池的过充现象。
Wireless charging power adjusting method and system for two-wheeled electric vehicle
一种二轮电动车用无线充电功率调节方法及系统
18.04.2025
Patent
Elektronische Ressource
Chinesisch
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
Wireless charging device for electric two-wheeled vehicle
Europäisches Patentamt | 2021
|Wireless charging apparatus for electric two-wheeled vehicle
Europäisches Patentamt | 2017
|Electric vehicle charging power adjusting system and method
Europäisches Patentamt | 2024
|Battery charging system and charging method for two-wheeled electric vehicle
Europäisches Patentamt | 2023
|