The invention provides a dual-redundancy aircraft propeller wireless variable-pitch system and a variable-pitch control method. The system comprises a driving integrated control board, a power supply distribution assembly box, a Lora communication system, a wireless data transmission radio station, a wireless power supply system, a transmitting double-antenna, a receiving double-antenna, a variable-pitch motor and a propeller mechanical mechanism. Wherein the wireless power supply system comprises a transmitting coil group and a receiving coil group; the transmitting dual-antenna comprises an antenna I and an antenna II, and the receiving dual-antenna comprises an antenna III and an antenna IV; according to the system design provided by the invention, an electric slip ring used in wired pitch change is replaced by a wireless pitch change mode, and wireless electric energy supply and wireless signal control of the pitch change motor are realized. And meanwhile, a dual-redundancy design of a Lora communication system and a wireless data transmission radio station is adopted to carry out wireless communication so as to control the variable-pitch motor.
本发明提供了一种双冗余的飞机螺旋桨无线变距系统及变距控制方法,其中所述系统包括:驾驶集成控制板、电源配电总成箱、Lora通信系统、无线数传电台、无线供电系统、发射双天线、接收双天线、变距电机、螺旋桨机械机构;其中无线供电系统包括发射线圈组、接收线圈组;发射双天线包括天线一、天线二,接收双天线包括天线三、天线四;本发明提供的系统设计采用无线变距方式取代有线变距中使用的电滑环,实现了变距电机的无线电能供应和无线信号控制。同时采用了Lora通信系统和无线数传电台双冗余设计进行无线通信,以控制变距电机。
Dual-redundancy aircraft propeller wireless variable pitch system and variable pitch control method
双冗余的飞机螺旋桨无线变距系统及变距控制方法
2024-12-24
Patent
Electronic Resource
Chinese
European Patent Office | 2021
|Aircraft propeller wireless variable pitch control system and method
European Patent Office | 2023
|VARIABLE PITCH PROPELLER CONTROL SYSTEM AND CONTROL METHOD OF VARIABLE PITCH PROPELLER
European Patent Office | 2022
VARIABLE PITCH PROPELLER CONTROL SYSTEM AND CONTROL METHOD OF VARIABLE PITCH PROPELLER
European Patent Office | 2020
|