一种飞行器锂电池专用电压检测报警器

A Special Voltage Detecting and Alarming Device for Aircraft Lithium Battery

针对旋翼无人机锂电池电压报警检测的需求,本文提出了一种基于STC15W4K:系列单片机设计的一款高精度数字电压表,采用该芯片减少了AD电路,晶振电路,限流电阻电路,为该电压报警器体积节约一定空间。此外,该仪表具有3位数码管显示,声光报警提示,可设置报警阈值等功能,该电压表LED报警功能使其更加方便夜间使用,该设计结构简单,体积小,使用方便,成本低,经使用测试稳定性好,适合无人机搭载使用。

According to the need of UAV rotorcraft lithium battery voltage alarm detection,this paper puts forward a STC15W4K series single-chip design of a high precision digital voltmeter,adopts the chip to reduce the AD circuit,crystal oscillation circuit,current limiting resistor circuit,save some space for the voltage alarm volume.In addition,the instrument has three digital tube display,sound and light alarm prompt,can set the alarm threshold,and other functions,the voltmeter LED alarm function makes it more convenient to use at night,the design has simple structure,small volume,convenient use,low cost,by using the test good stability,suitable for UAV.