The invention provides a range extender assembly, and belongs to the technical field of electric automobile range extenders, the range extender assembly comprises an engine, a speed change device, a generator and a range extender shell used for accommodating the speed change device and the generator which are connected in sequence, the range extender shell is integrated with a motor controller, the generator is connected with the motor controller through a connector, and the motor controller is connected with the generator through a connector. The generator and the motor controller share one set of cooling system, and the engine is a two-cylinder four-stroke engine. According to the range extender assembly, both the engine and the generator work in a high-efficiency area through the speed change device; the external size of the range extender assembly and the occupied cabin space of the assembly are smaller, the heat dissipation and cooling efficiency is higher, and the lubricating effect is better.
本发明提供一种增程器总成,属于电动汽车增程器技术领域,该增程器总成,包括依次连接的发动机、变速装置和发电机,用以容纳变速装置和发电机的增程器壳体,增程器壳体集成有电机控制器,发电机通过连接器与电机控制器连接,发电机和电机控制器共用一套冷却系统,发动机为两缸四冲程发动机。该增程器总成,通过变速装置实现发动机和发电机均工作在高效区;增程器总成外部尺寸和总成占用机舱空间更小,散热冷却效率更高,润滑效果更好。
Range extender assembly
一种增程器总成
2024-08-02
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / F02B INTERNAL-COMBUSTION PISTON ENGINES , Brennkraftmaschinen mit innerer Verbrennung mit Verdrängerwirkung / F16H Getriebe , GEARING |
Range extender body, range extender, range extender design method and vehicle
European Patent Office | 2024
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