The invention discloses an oil-electricity hybrid power automatic control system for a long-endurance unmanned aerial vehicle. The oil-electricity hybrid power automatic control system comprises an unmanned aerial vehicle flight controller, a hybrid power controller, a multi-rotor system, a four-quadrant converter, a battery pack, a fuel device, an engine and a starter/generator, the unmanned aerial vehicle flight controller is electrically connected with the hybrid power controller and the multi-rotor system; the hybrid power controller is electrically connected with the four-quadrant converter, the fuel device and the engine; the fuel device is connected with the engine, the engine is coaxially connected with the starter/generator, the starter/generator is electrically connected with the four-quadrant converter, and the four-quadrant converter is electrically connected with the multi-rotor system. According to the invention, the robustness of the system is improved, the power-to-weight ratio and the loading capacity of the unmanned aerial vehicle are improved, the rotating speed of the engine can be accurately controlled, and stepless speed change is realized; the output voltage of the generator is controlled through the active space vector, the flexible adjustment of charging and load voltage is achieved, and the engine can operate in a high fuel efficiency interval.
本发明公开了一种长航时无人机油电混合动力自动控制系统,包括有无人机飞控、混合动力控制器、多旋翼系统、四象限变流器、电池组、燃料装置、发动机和启动/发电机;无人机飞控与混合动力控制器、多旋翼系统电性连接;混合动力控制器与四象限变流器、燃料装置、发动机电性连接;燃料装置与发动机连接,发动机与启动/发电机同轴连接,启动/发电机与四象限变流器电性连接,四象限变流器和多旋翼系统电性连接。本发明提高了系统的鲁棒性,提高了功重比及无人机带载能力,能够精确控制发动机转速,实现了无级变速;通过主动空间矢量控制发电机输出电压,实现充电以及负载电压的灵活调节,使得发动机能够运行在较高燃油效率区间。
Oil-electricity hybrid power automatic control system for long-endurance unmanned aerial vehicle
一种长航时无人机油电混合动力自动控制系统
2021-05-25
Patent
Elektronische Ressource
Chinesisch
IPC: | B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT |
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