超声波水表的原理以及采样频率对计量性能影响的探讨  

Principle of Ultrasonic Water Meters and the Influence of Sampling Frequency on Metering Performance

作　　者：刘明[1] LIU Ming(Tianjin Institute of Metrological Supervision and Testing,Tianjin 300192,China)

机构地区：[1]天津市计量监督检测科学研究院,天津300192

出　　处：《自动化与仪表》2024年第8期96-98,共3页Automation & Instrumentation

摘　　要：超声波水表作为新一代兴起的智能水表,因其计量准确度高、流量范围宽、维护简单以及更加符合用水管理的智能化、自动化需求等优势,逐渐应用于生产生活用水的各个方面。该文详细了介绍超声波水表的工作原理和结构组成,并通过试验解释和验证了采样频率对计量性能的影响。As a new generation of intelligent water meters,ultrasonic water meters are gradually being used in various aspects of production and domestic water management due to their advantages such as high measurement accuracy,wide flow range,simple maintenance,and more in line with the intelligent and automated needs of water management.This article provides a detailed introduction to the working principle and structural composition of ultrasonic water meters,and explains and verifies the influence of sampling frequency on metering performance through experiments.

关 键 词：渡越时间法 超声换能器 声道 采样频率 

分 类 号：TH7[机械工程—仪器科学与技术]