超声波测距技术研究  

The Research of Ultrasonic Ranging Technique

作　　者：张海鹰[1] 高艳丽[1] 

机构地区：[1]海军航空工程学院控制工程系,山东烟台264000

出　　处：《仪表技术》2011年第9期58-60,共3页Instrumentation Technology

摘　　要：超声波测距技术是一种原理简单、易于实现的非接触测量技术,被广泛地应用于工业、医疗、军事及日常生活等诸多领域。随着应用的广泛,对超声波测距的性能要求也越来越高。文章总结了超声波测距技术的常用实现原理,以及影响超声波测距效能的诸多因素,并分析了各要素间的相互联系。Ultrasonic ranging is a simple survey technique which easy to achieve and without contacting.It is widely used in industry,medicine,military and daily lives.With the wide applications,it requires much better performances of ultrasonic ranging.In this article,the widely used principles of ultrasonic ranging are introduced.Many factors which influence the performances of ultrasonic ranging are also introduced,and the relationships of the factors are analysed.

关 键 词：渡越时间 声速 频率特性 探测盲区 镜面反射 

分 类 号：TP212[自动化与计算机技术—检测技术与自动化装置]