The invention discloses a power dividing type hybrid power system which comprises a first planetary gear mechanism, a second planetary gear mechanism, a third planetary gear mechanism and a fourth planetary gear mechanism. The second planetary gear mechanism comprises a second planet carrier, a second sun gear and a second gear ring, and outer teeth of the second gear ring are meshed with outer teeth of the first gear ring; the output end of the engine is in transmission connection with the first planet carrier; the output end of the first motor is in transmission connection with the first sun gear; the output end of the second motor is in transmission connection with the second sun gear; the brake is used for controlling locking or releasing of the first gear ring and the second gear ring; the clutch is used for controlling combination or separation between the second sun gear and the second planet carrier; the transmission mechanism is in transmission connection with the second planet carrier and is used for transmitting power to wheels; the invention further discloses a working method of the power split type hybrid power system. The system is simple in structure, and comprehensive economy and dynamic property of the vehicle can be improved.
本发明公开了一种功率分流式混合动力系统,包括:第一行星齿轮机构,包括第一行星架、第一太阳轮和第一齿圈;第二行星齿轮机构,包括第二行星架、第二太阳轮和第二齿圈,第二齿圈的外齿与第一齿圈的外齿啮合;发动机,发动机的输出端与第一行星架传动连接;第一电机,第一电机的输出端与第一太阳轮传动连接;第二电机,第二电机的输出端与第二太阳轮传动连接;制动器,用于操纵第一齿圈和第二齿圈的锁定或释放;离合器,用于操纵第二太阳轮和第二行星架之间的结合或分离;传动机构,传动机构与第二行星架传动连接并用于将动力传递至车轮;还公开了一种功率分流式混合动力系统的工作方法;系统结构简单,利于提升车辆的综合经济性和动力性。
Power dividing type hybrid power system and working method thereof
功率分流式混合动力系统及其工作方法
2024-12-13
Patent
Electronic Resource
Chinese
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