多应用智能排风扇

摘要

We design a voltage comparator to the air sensor collected information analysis and processing to sound the alarm,meanwhile,the relay will control the fan to achieve the removal of harmful substances in the room.%设计了一种利用电压比较器对空气传感器检测到的信息进行分析、处理、在发出警报的同时继电器自动控制排风扇净化室内空气的多应用智能排风扇。