The invention relates to a hydrogen power system of an unmanned aerial vehicle. The hydrogen power system comprises a hydrogen supply unit, a fuel cell unit, a control unit and a driving unit, the control unit is respectively in telecommunication connection with the hydrogen supply unit, the fuel cell unit and the driving unit, the fuel cell unit is connected with the hydrogen supply unit, and the driving unit is connected with the fuel cell unit; the fuel cell unit comprises a hydrogen fuel cell module, a DC/DC controller and a starting cell, the control unit controls the hydrogen fuel cell module to output power to the driving unit or controls the hydrogen fuel cell module and the starting cell to output power to the driving unit, and the hydrogen fuel cell module charges the starting cell through the DC/DC controller. Compared with the prior art, by optimizing the electrical structure and through DC/DC conversion control and charging management, the hydrogen fuel cell and the motor can be better matched, and sufficient electric energy of the starting cell is always kept to meet the maneuvering high-power requirement of the unmanned aerial vehicle.
本发明涉及一种无人机氢动力系统,包括供氢单元、燃料电池单元、控制单元、以及驱动单元;控制单元分别与供氢单元、燃料电池单元、以及驱动单元电信连接,燃料电池单元与供氢单元连接,驱动单元与燃料电池单元连接;燃料电池单元包括氢燃料电池模块、DC/DC控制器、以及启动电池,控制单元控制氢燃料电池模块输出功率向驱动单元或者控制氢燃料电池模块和启动电池输出功率向驱动单元,氢燃料电池模块通过DC/DC控制器向启动电池充电。与现有技术相比,本发明通过优化电气结构,通过DC/DC变换控制与充电管理,可更好的匹配氢燃料电池与电机,并实现启动电池始终保持充足电能来满足无人机的机动大功率需求。
Unmanned aerial vehicle hydrogen power system, control method and unmanned aerial vehicle
无人机氢动力系统、控制方法及无人机
2024-09-06
Patent
Electronic Resource
Chinese
European Patent Office | 2024
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