超声测距在煤位检测中的应用  

The application of ultrasonic distance measurement in coal level detecting

作　　者：李明[1] 

机构地区：[1]天地科技股份有限公司建井分院,北京100013

出　　处：《洁净煤技术》2010年第4期104-106,共3页Clean Coal Technology

摘　　要：重点介绍了超声测距在矿用煤位检测系统中的应用,描述了影响检测精度的原因和解决办法,在解决了发射功率和接收灵敏度等电路问题后,建立了煤位检测模型,根据声波传播的特性提出可行的检测方法和理论。Introduce the application of ultrasonic diatance measurement in coal level detecting system, describe the factors which influence the detection precision and introduce the solving measures. Bulid the coal level detecting model with the questions of transmitting power and receiving sensitivity solved. Propose the feasible detection methods and theory according to analyzing the characters of sound wave spread.

关 键 词：超声 换能器 损耗 

分 类 号：TB552[理学—物理]