There is an indispensable need for fluid flow rate and direction sensors in various medical,
industrial and environmental applications. Besides the critical demands on sensing range of …

Flow detection plays important roles in industrial manufacturing and scientific research. In
this work, a liquid-solid contact-electrification waveform coupling method is demonstrated. A …

Due to the operating conditions, the flow profile within the ultrasonic flowmeters is not
usually uniform. In order to consider the effects of non-uniformity, the flow profile correction …

As an essential characteristic of air-coupled transducers, electrical impedance can provide
valuable information for quality control during manufacturing of transducers. It is also found …

In recent years, there has been a growing interest in the development of flexible thermal flow
sensing devices due to their wide-ranging applications. In this study, we present the …

随着天然气消费量的爆发式增长, 天然气贸易交接计量对流量计的检定需求越来越大.
针对流量计检定过程中工况多样, 人工检定效率低下等问题, 利用水力仿真软件SPS …

Purpose The purpose of this study is to numerically simulate the Lamb wave propagation
through a clamp-on ultrasonic gas flowmeter (UGF) in contact mode, using a new semi three …

This dissertation explores the application of high frequency, low loss, high quality factor thin-
film piezoelectric MEMS resonators as passive wireless respiratory monitoring sensors. In …