The invention belongs to the technical field of new energy engineering machinery, and discloses a hybrid power control system and engineering machine.The hybrid power control system comprises an electric drive device, a power battery device, a fuel cell device and a power supply control device, and the electric drive device is in drive connection with an upper vehicle transmission device and a chassis transmission device; the power supply control device is electrically connected with the electric driving device, the power battery device and the fuel battery device respectively, and is configured to control the power battery device to supply power to the electric driving device in a pure electric mode under the condition that the residual electric quantity of the power battery device reaches a first electric quantity threshold value; under the condition that the residual electric quantity of the power battery device does not reach the first electric quantity threshold value, the fuel battery device is controlled to participate in power supply to the electric drive device and charging of the power battery device, and compared with pure electric engineering machinery, the endurance mileage is obviously increased, the energy utilization rate is higher, and the product performance is higher.
本发明属于新能源工程机械技术领域,并公开了一种混合动力控制系统及工程机械,混合动力控制系统包括电驱装置、动力电池装置、燃料电池装置和供电控制装置,电驱装置分别与上车传动装置和底盘传动装置驱动连接,供电控制装置分别与电驱装置、动力电池装置和燃料电池装置电连接,并被配置为:在动力电池装置的剩余电量达到第一电量阈值的情况下,控制动力电池装置以纯电模式对电驱装置进行供电,在动力电池装置的剩余电量未达到第一电量阈值的情况下,控制燃料电池装置参与对电驱装置的供电以及对动力电池装置的充电,相较于纯电版的工程机械,续航里程得到明显提升,能量利用率更高,产品性能更强。
Hybrid power control system and engineering machinery
混合动力控制系统及工程机械
2025-04-18
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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