超声波流量计温度补偿算法研究综述  

Review on temperature compensation algorithm of ultrasonic flowmeter

作　　者：宿彬 张鹏飞[2] 程东旭 嵇闯 张凯 SU Bin;ZHANG Pengfei;CHENG Dongxu;JI Chuang;ZHANG Kai(College of Metrology&Measurement Engineering,China Jiliang University,Hangzhou 310018,China;Zhengzhou Tobacco Research Institute of CNTC,Zhengzhou,450001,China;China Tobacco Henan Industry Co.,Ltd.,Zhengzhou 450001,China)

机构地区：[1]中国计量大学计量测试工程学院,浙江杭州310018 [2]中国烟草总公司郑州烟草研究院,河南郑州450001 [3]河南中烟工业有限责任公司,河南郑州450001

出　　处：《现代电子技术》2023年第13期115-120,共6页Modern Electronics Technique

基　　金：国家自然科学基金资助项目(11472260)。

摘　　要：超声波流量计在计量领域有着独特的优势,具有量程比宽、压损小、精度高等特点,但会受到温度影响存在计量精度下降的问题。文中首先介绍了超声波流量计温度补偿原理与结构特征;然后分析温度补偿的需求,对国内外超声波流量计温度补偿算法相关研究发展进行综述,包括查表修正、曲线拟合、BP(反向传播)算法等;最后,对超声波流量计温度补偿目前的研究现状进行总结和归纳,提出了其研究的关键性技术和所面临的问题。Ultrasonic flowmeter has unique advantages in the field of metrology,and has the features of wide range ratio,small pressure loss and high precision.However,it will be affected by temperature to make the measurement accuracy decline.In this paper,the principle and structural characteristics of ultrasonic flowmeter temperature compensation are introduced,the demands of temperature compensation is analyzed,and the research and development of ultrasonic flowmeter temperature compensation algorithm at home and abroad are summarized,including table lookup correction,curve fitting,BP(back propagation)algorithm and so on.The research status of ultrasonic flowmeter temperature compensation is summarized.The key technologies and confronting problems are put forward.

关 键 词：超声波流量计 温度补偿 查表修正 曲线拟合 反向传播 研究现状 

分 类 号：TN98-34[电子电信—信息与通信工程] TP216.2[自动化与计算机技术—检测技术与自动化装置]