超声波旋涡式风速传感器的研究  

Research of Supersonic Vortex Sensor

作　　者：谢芳[1] 李长青[1] 张建彬[1] 

机构地区：[1]河南理工大学计算机科学与技术学院,河南焦作454003

出　　处：《煤矿机械》2006年第5期771-773,共3页Coal Mine Machinery

摘　　要：论述了超声波旋涡式风速传感器的检测机理、系统组成和主要结构部件的硬、软件设计,并绘制了硬件原理图和程序流程图。系统软件采用中值平均滤波法减弱测量误差,提高精度。实验结果表明,该系统具有结构简单、精度高和线性关系好等优点。Introduces a mechanism of supersonic vortex sensor, emphasizes the hardware and software design of the whole system together with some important portion, and presents its graphic of hardware and flow chart. The system software adopts median - value filter to reduce error and improve precision . The results show that the system has simple structure, high precision and good linear relationship.

关 键 词：涡街 超声波 风速传感器 中值平均滤波 

分 类 号：TP212[自动化与计算机技术—检测技术与自动化装置]