超声水流量检测换能器使用特性及评价指标研究  

The Operational Performance and the Ultrasonic Water Flow Evaluation Index Research of Detection Transducer

作　　者：姚灵[1,2] 王让定[2] 左富强 王欣欣 

机构地区：[1]宁波水表股份有限公司,浙江宁波315032 [2]宁波大学信息科学与工程学院,浙江宁波315211

出　　处：《计量学报》2014年第2期151-156,共6页Acta Metrologica Sinica

基　　金：浙江省优先主题重点工业项目（2010C11025）;宁波市重大科研攻关项目（2009810003）

摘　　要：超声水流量检测换能器的评价指标是反映其使用特性的一个重要方面。对换能器评价指标、评价指标试验方法及试验装置等进行了系统研究；采用自主研发的全性能试验装置对超声水流量检测换能器进行了性能和影响量试验，为换能器的筛选、配对和质量控制提供了有效的方法和手段。The evaluation index of ultrasonic water flow detection transducer is an important aspect for reflecting the transducer operational performance. The research details about the transducer evaluation index, evaluation index test method and performance test device were described. The performance and influence quantity test of the transducer has be done using a self-restraint transducer performance test device. The effective ways and means have be provided about ultrasonic water flow detection transducer screening, matching and quality control.

关 键 词：计量学 超声时差测量法 超声水流量检测换能器 检测换能器性能试验 

分 类 号：TB937[一般工业技术—计量学]