Zobrazeno 1 - 10
of 30
pro vyhledávání: '"EDIGUER E. FRANCO"'
Publikováno v:
Sensors, Vol 24, Iss 13, p 4061 (2024)
This study introduces an innovative approach to the layered model, emphasizing the physical–chemical characterization of miscible liquid systems through ultrasonic techniques, with a specific focus on the water–ethanol system used in pharmaceutic
Externí odkaz:
https://doaj.org/article/0c148b7af0ca49068f671cb4c86302ce
Publikováno v:
Sensors, Vol 22, Iss 19, p 7236 (2022)
This work proposes the slope of the phase spectrum as a signal processing parameter for the ultrasonic monitoring of the water content of water-in-crude oil emulsions. Experimental measurements, with water volume fractions from 0 to 0.48 and test tem
Externí odkaz:
https://doaj.org/article/7606dad1d28d4d40a68e4c36321842bf
Publikováno v:
Dyna, Vol 86, Iss 208, Pp 153-161 (2019)
Laminated composites are widely used in applications when a high strength-to-weight ratio is required. Aeronautic, naval and automotive industries use these materials to reduce the weight of the vehicles and, consequently, fuel consumption. However,
Externí odkaz:
https://doaj.org/article/09d3535087234101b8c46f38354b1b3b
Autor:
Carlos A. B. Reyna, Ediguer E. Franco, Alberto L. Durán, Luiz O. V. Pereira, Marcos S. G. Tsuzuki, Flávio Buiochi
Publikováno v:
Machines, Vol 9, Iss 12, p 335 (2021)
This work deals with a transmission-reception ultrasonic technique for the real-time estimation of the water content in water-in-crude oil emulsions. The working principle is the measurement of the propagation velocity, using two in-house manufacture
Externí odkaz:
https://doaj.org/article/ad68619da8b54d2da64ec87adbd91a11
Autor:
Alberto L. Durán, Ediguer E. Franco, Carlos A. B. Reyna, Nicolás Pérez, Marcos S. G. Tsuzuki, Flávio Buiochi
Publikováno v:
Sensors, Vol 21, Iss 15, p 5088 (2021)
This work shows the application of an ultrasonic multiple-scattering sensor for monitoring water-in-petroleum emulsions. The sensor consists of a commercial ultrasonic transducer with an array of cylindrical scatterers placed in the near field. The s
Externí odkaz:
https://doaj.org/article/072e309f5ed342eab0948188845b5520
Publikováno v:
Dyna, Vol 79, Iss 176, Pp 4-9 (2012)
La determinación del coeficiente de reflexión de ondas transversales ultrasónicas en la interfaz sólido-líquido es una técnica que ha sido usada para la medición de las propiedades viscoelásticas de líquidos. Una característica interesante
Externí odkaz:
https://doaj.org/article/97c1816ef90e47318d540c4bed226bb6
Publikováno v:
Dyna, Vol 78, Iss 168, Pp 58-64 (2011)
El comportamiento mecánico de los materiales elásticos es modelado por medio de dos constantes independientes: el módulo de elasticidad y el coeficiente de Poisson. La medición precisa de estas constantes es indispensable en algunas aplicaciones,
Externí odkaz:
https://doaj.org/article/addc668c181c40a3b5a54bdbabd46045
Autor:
Agesinaldo M. Silva, Marcos de Sales Guerra Tsuzuki, Flávio Buiochi, Alberto Lemos Duran, Júlio Cezar Adamowski, André Kubagawa Sato, Thiago de Castro Martins, Ediguer E. Franco
Publikováno v:
IFAC-PapersOnLine. 53:10480-10484
This work presents a GPU algorithm to calculate the acoustic field generated by a circular ultrasonic transducer radiating in water a continuous wave. The acoustic pressure in a space point in front of the transducer is calculated by Rayleigh integra
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::55586cb8361c2f8c5b5652bd6384c5d4
https://doi.org/10.1016/j.ifacol.2020.12.2792
https://doi.org/10.1016/j.ifacol.2020.12.2792
Autor:
Carlos A. B. Reyna, Alberto L. Duran, Luiz O. V. Pereira, Marcos S. G. Tsuzuki, Ediguer E. Franco, Flavio Buiochi
Publikováno v:
2021 IEEE UFFC Latin America Ultrasonics Symposium (LAUS).
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::033f9557a590eb4096d2beb6941bc919
https://doi.org/10.1109/laus53676.2021.9639137
https://doi.org/10.1109/laus53676.2021.9639137
Publikováno v:
2021 IEEE UFFC Latin America Ultrasonics Symposium (LAUS).
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8f624135abb0da17770810b1947bfcc3
https://doi.org/10.1109/laus53676.2021.9639176
https://doi.org/10.1109/laus53676.2021.9639176