The invention relates to the technical field of electric tractors, in particular to an electric tractor modular power supply system and an energy management method.The electric tractor modular power supply system comprises a vehicle control unit, a power distribution box, a fuel battery pack and an external power battery pack, and the power distribution box comprises a high-voltage bus, an energy management controller, a DCL, a vehicle-mounted power battery power supply circuit, an external power supply circuit and a connecting plug; the vehicle-mounted power battery power supply circuit, the external power supply circuit and the DCL are connected in parallel between the positive electrode and the negative electrode of the high-voltage bus, the DCL, the vehicle-mounted power battery power supply circuit and the external power supply circuit are all connected to a control terminal of the energy management controller, and the vehicle control unit is in communication connection with the fuel battery pack, the external power battery pack and the energy management controller of the distribution box. And the distribution box is connected with the fuel battery pack and/or the external power battery pack through the connecting plugs. When an external power supply exists, the external power supply and the battery supply power together, and a corresponding energy management method is adopted to meet the control of energy input and output under different combinations.
本发明涉及电动拖拉机技术领域,具体为电动拖拉机模块化电源系统及能量管理方法,包括整车控制器、配电盒、燃料电池组、外接动力电池组,配电盒包括高压母线、能量管理控制器、DCL、车载动力电池供电电路、外接电源供电电路、插接头,高压母线正负极之间并联车载动力电池供电电路、外接电源供电电路、DCL,DCL、车载动力电池供电电路、外接电源供电电路均接入能量管理控制器的控制端子,整车控制器分别与燃料电池组、外接动力电池组、配电盒的能量管理控制器通讯连接,配电盒通过插接头分别与燃料电池组和/或外接动力电池组连接。有外接电源时,通过外接电源和电池一起供电,并采用相应能量管理方法满足不同组合下能源输入输出的控制。
Modularized power supply system of electric tractor and energy management method
一种电动拖拉机模块化电源系统及能量管理方法
2023-01-13
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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