Design and Implementation of an Ultrasonic Flowmeter Based on the Cross-Correlation Method [PDF]
Sensors, 2022 Ultrasonic flowmeters play an important role in industrial production, aerospace and other fields. In this paper, a high-precision ultrasonic flowmeter based on the cross-correlation method is designed, and the commercial finite element software COMSOL ...
Rui Ren +3 more
exaly +4 more sources
Robust Flow Estimation Algorithm of Multichannel Ultrasonic Flowmeter Based on Random Sampling Least Squares [PDF]
Sensors, 2022 The multi-path ultrasonic flowmeter is widely used in engineering practice, and the flow algorithm is important for its accuracy. The least-squares estimation method is simple and efficient and has good engineering application value.
Zhijia Xu +4 more
doaj +2 more sources
A Gas Flow Measurement System Based on Lead Zirconate Titanate Piezoelectric Micromachined Ultrasonic Transducer [PDF]
Micromachines, 2023 Ultrasonic flowmeter is one of the most widely used devices in flow measurement. Traditional bulk piezoelectric ceramic transducers restrict their application to small pipe diameters.
Tao Liu +8 more
doaj +2 more sources
Design of a High Precision Ultrasonic Gas Flowmeter
Sensors, 2020 Aiming at the problems of substantial pressure loss, small range ratio and contact measurement in traditional gas flowmeters, this paper designs a new type of data-filtering ultrasonic gas flowmeter. The flowmeter is composed of hardware circuits such as
Kai Zhang, Jianfeng Chen, Mingyue Yang
exaly +3 more sources
Time Delay Study of Ultrasonic Gas Flowmeters Based on VMD–Hilbert Spectrum and Cross-Correlation [PDF]
SensorsThe accuracy of ultrasonic flowmeter time delay measurement is directly affected by the processing method of the ultrasonic echo signal. This paper proposes a method for estimating the time delay of the ultrasonic gas flowmeter based on the Variational ...
Lingcai Kong +4 more
doaj +2 more sources
Research on Measurement Error Distribution and Optimization Measurement Method of Clamp-On Ultrasonic Flowmeter in Downstream Pipeline Disturbance [PDF]
SensorsClamp-on ultrasonic flowmeters serve as an important tool for on-site testing of gas flow meters. However, its accuracy is significantly affected by the actual flow field, thus limiting its application scenarios. To address this issue, this study focuses
Zhongzhi Yang +5 more
doaj +2 more sources
Energies, 2021 The transit-time ultrasonic gas flowmeter plays a vital part in the measurement field with its unique advantages. In recent years, it has developed into a research hotspot in the field of gas flow measurement.
Yang Gou
exaly +3 more sources
An open source ultrasonic flowmeter for monitoring the input/output flow rates of wastewater treatment plants [PDF]
HardwareXSensors play an important role in both the continuous monitoring and intermittent analyses, which are essential for the study of wastewater treatment plant management and conducting related research.
Hélène Guyard +7 more
doaj +2 more sources
Effects of Velocity Profiles on Measuring Accuracy of Transit-Time Ultrasonic Flowmeter
Applied Sciences (Switzerland), 2019 Ultrasonic wave carries the information for flowing velocity when it is propagating in flowing fluids. Flowrate can be obtained by measuring the propagation time of ultrasonic wave. The principle of transit-time ultrasonic flowmeters used today was based
Chuwen Guo
exaly +3 more sources
CFD Study of Calibration Factor for Cross Correlation Based Ultrasonic Flowmeter at Different Upstream Pipe Lengths [PDF]
Journal of Chemical and Petroleum Engineering, 2022 Despite lots of researches on the transit-time and Doppler flowmeter technologies, few researches have been done on ultrasonic cross correlation flowmeter technology.
Mohammad Amin Alaeddin +1 more
doaj +3 more sources