The invention provides a multi-source power system, a driving method, a braking energy recovery method and a vehicle, the multi-source power system comprises a contact net, an energy storage device and a traction motor, the contact net and the energy storage device are arranged in parallel, and the output end of the contact net and the output end of the energy storage device are connected with the input end of the traction motor and used for driving the traction motor to operate; the output end of the traction motor is connected with the input end of the energy storage device and the input end of the contact net, the energy storage device is used for recycling braking energy under the first working condition, and the contact net is used for recycling braking energy under the second working condition. The output end of the traction motor is connected with the input end of the energy storage device and the input end of the contact network, so that the traction motor can transmit electric energy to the energy storage device and the contact network when the vehicle is braked, the multi-source power system can recycle braking energy when the vehicle is braked, energy loss is reduced, and the service life of the multi-source power system is prolonged. The fuel saving rate is improved, the vehicle operation cost is reduced, and the economic benefits are improved.
本申请提供了一种多源动力系统、驱动方法、制动能量回收方法和车辆,其中多源动力系统包括接触网、储能装置和牵引电机,接触网与储能装置并联设置,接触网和储能装置的输出端分别与牵引电机的输入端相连接,用于驱动牵引电机运行,牵引电机的输出端分别与储能装置的输入端和接触网的输入端相连接,储能装置用于在第一工况下回收制动能量,接触网用于在第二工况下回收制动能量。通过设置牵引电机的输出端分别与储能装置的输入端和接触网的输入端相连接,以使在车辆制动时牵引电机能够向储能装置和接触网输送电能,可实现在车辆制动时多源动力系统能够对制动能量进行回收利用,减少了能源损耗,提高了节油率,降低了车辆运行成本,提高了经济效益。
Multi-source power system, driving method, braking energy recovery method and vehicle
多源动力系统、驱动方法、制动能量回收方法和车辆
2023-08-01
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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