具有语音识别功能的加湿器的设计与实现  

Design and implementation of humidifier with speech recognition function

作　　者：沈周锋[1] SHEN Zhou-feng(Electronic Engineering Department,Zhangzhou Institute of Technology,Zhangzhou 363000,Fujian,China)

机构地区：[1]漳州职业技术学院电子工程学院,福建漳州363000

出　　处：《黄冈师范学院学报》2020年第6期51-55,共5页Journal of Huanggang Normal University

基　　金：福建省中青年教师教育科研基金资助项目(JAT191401)。

摘　　要：针对加湿器自动化程度不高,用户使用不方便等问题,基于单片机技术设计了一款具有语音识别和湿度闭环控制功能的空气加湿器。采用LD3320语音识别方案,采集用户语音口令。单片机接收语音指令,采用自动追频技术、湿度闭环控制技术和水位检测技术,达到智能化调节室内湿度的效果。自动检测湿度调整雾化功率,自动检测水量防止干烧,达到全自动运行的效果。对整机结构和电路进行了设计和验证。试验表明:加湿器能够通过语音识别智能调节室内空气湿度,将湿度控制在49%~66%范围内,给用户带来舒适和方便快捷的使用体验。Aiming at the problems of low automation and inconvenient use of humidifier,an air humidifier with voice recognition and humidity closed-loop control function is designed based on MCU technology.LD3320 speech recognition scheme is used to collect the user’s voice command.Single chip microcomputer receives voice instructions,uses automatic frequency tracking technology,humidity closed-loop control technology and water level detection technology to achieve the effect of intelligent indoor humidity regulation.Automatic detection of humidity,adjustment of atomization power,automatic detection of water to prevent dry burning,to achieve the effect of automatic operation.The structure and circuit of the whole machine are designed and verified.The experiment shows that the humidifier can adjust the indoor air humidity intelligently,control the humidity in the range of 49%to 66%,and bring a comfortable and convenient experience to the user.

关 键 词：LD3320语音识别 自动追频 加湿器 

分 类 号：TP23[自动化与计算机技术—检测技术与自动化装置]