Results 81 to 90 of about 251,869 (196)

Modelling of flow in pipes and ultrasonic flowmeter bodies

open access: yesEPJ Web of Conferences, 2014
The contribution gives a summary of the flow modelling in flow parts of ultrasonic flowmeters using CFD system ANSYS/FLUENT. The article describes the basic techniques used to create CFD models of flow parts flow and selected results of the flow fields ...
Matas Richard, Cibera Vaclav, Syka Tomas
doaj   +1 more source

Using optimisation algorithms and CFD to improve the performance of ultrasonic flowmeters [PDF]

open access: yes, 2003
This paper looks at using optimisation algorithms and CFD to improve the performance of ultrasonic ...
Duffell, C.   +3 more
core   +2 more sources

Evaluation of several ultrasonic flowmeter transducers in cryogenic environment [PDF]

open access: yes, 1981
Eighteen piezoelectric ultrasonic flowmeter transducers were laboratory tested to determine their suitability and long range reliability for use by the National Transonic Facility (NTF) to measure the flow rate of 450 Kg/sec of liquid nitrogen (LN2 ...
Moughon, W. C.
core  

Low-Complexity Ultrasonic Flowmeter Signal Processor Using Peak Detector-Based Envelope Detection

open access: yesJournal of Sensor and Actuator Networks
Ultrasonic flowmeters are essential sensor devices widely used in remote metering systems, smart grids, and monitoring systems. In these environments, a low-power design is critical to maximize energy efficiency.
Myeong-Geon Yu, Dong-Sun Kim
doaj   +1 more source

Analisis Efek Soundspeed Terhadap Keakuratan Pengukuran Laju Alir Gas Pada Ultrasonic Gas Flowmeter (UFM) [PDF]

open access: yes, 2020
Analysis of the accuracy of measuring instruments in the petroleum industry is very important to analyze because it will be very important to know the amount of fluid flowing every day (BFPD).
Prayogo, Bimantara
core  

An ultrasonic flowmeter for gases by Donald A. Bender, Leon R. Glicksman, Carl R. Peterson. [PDF]

open access: yes, 1984
An ultrasonic flowmeter is developed for use in natural gas mains. The characteristics of the application and the dynamic head device presently employed are described.
Bender, D. A.   +2 more
core  

Low-pressure gap discharge ultrasonic gas flowmeter

open access: yes, 2010
Low-pressure gas measurements are of increasing interest in the process industry for both control purposes and emission measurements. Industrial measurement environments include some very challenging components, such as:- Dust, particles, vapor, water ...
Karlsson, Kristoffer, Delsing, Jerker
core   +2 more sources

An ultrasonic C.W. doppler method of measurement of the blood flow velocity

open access: yesArchives of Acoustics, 2016
This paper presents an analysis of factors affecting the results of measurement of the blood flow velocity by the ultrasonic continuous wave (O.W.) Doppler method.
T. POWAƁOWSKI
doaj  

Low-pressure gap discharge ultrasonic gas flowmeter [Elektronisk resurs]

open access: yes, 2010
Low-pressure gas measurements are of increasing interest in the process industry for both control purposes and emission measurements. Industrial measurement environments include some very challenging components, such as:- Dust, particles, vapor, water ...
Karlsson, Kristoffer, Delsing, Jerker,
core  

Simplified automatic measurements of blood flow by the ultrasonic pulse doppler method

open access: yesArchives of Acoustics, 2016
A new simplified method of measurement and recording of time averaged blood flow profiles in superficial arteries in man, using an ultrasonic pulse flowmeter IMP-30, is described.
Andrzej NOWICKI
doaj  

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