Zobrazeno 1 - 9
of 9
pro vyhledávání: '"Jefferson Silva Barbosa"'
Publikováno v:
Revista Enfermagem Atual in Derme, Vol 98, Iss 2 (2024)
Objetivos: Identificar, na literatura, os principais fatores associados ao estresse e seu enfrentamento entre os estudantes do ensino médio na ótica da Teoria dos Sistemas Abertos de Betty Neuman Método: Trata-se se uma pesquisa do tipo revisão i
Externí odkaz:
https://doaj.org/article/46bd0b8167214836a3b7786f5800f443
Publikováno v:
Revista Enfermagem Atual in Derme, Vol 97, Iss 4 (2023)
Objetivo: Analisar criticamente o diagrama proposto pelo Modelo de Sistemas de Betty Neuman à luz do método descrito por Meleis para análise de teorias. Método: Trata-se de um estudo analítico, do diagrama do Modelo de Sistema de Betty Neuman ba
Externí odkaz:
https://doaj.org/article/e8854389ae8d411ba6411008c20fc216
Autor:
Jefferson Silva Barbosa, Arinan Dourado, Valder Steffen, Leonardo Sicchieri, Aldemir Ap Cavalini
Publikováno v:
Journal of Engineering for Gas Turbines and Power. 143
The mathematical modeling of journal bearings has advanced significantly since the Reynolds equation was first proposed. Advances in the processing capacity of computers and numerical techniques led to multiphysical models that are able to describe t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a0ba7fcc2bab380e6e92d1957f39b743
https://doi.org/10.1115/1.4049307
https://doi.org/10.1115/1.4049307
Autor:
Jefferson Silva Barbosa
Publikováno v:
Revista Cereus. 10:224-239
Mancais hidrodinâmicos sao dispositivos mecânicos responsaveis pela sustentacao de eixos de maquinas rotativas, sendo de grande interesse no meio industrial. Estes visam diminuir o atrito entre duas pecas metalicas em movimento atraves da formacao
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6ceda2ce76291aa59a8a0683ba8b9fe6
https://doi.org/10.18605/2175-7275/cereus.v10n2p224-239
https://doi.org/10.18605/2175-7275/cereus.v10n2p224-239
Publikováno v:
Proceedings of the 25th International Congress of Mechanical Engineering.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3798d1d3657756729c364c30bf5dec59
https://doi.org/10.26678/abcm.cobem2019.cob2019-0678
https://doi.org/10.26678/abcm.cobem2019.cob2019-0678
Autor:
Tobias Souza Morais, Valder Steffen, Aldemir Ap Cavalini, Jefferson Silva Barbosa, Arinan Dourado
Publikováno v:
Volume 8: 30th Conference on Mechanical Vibration and Noise.
This contribution is dedicated to the analysis of uncertainties affecting the vibration responses of a Francis hydropower unit. The system is composed by a vertical rotor and three hydrodynamic bearings: i) a combined tilting-pad guide/thrust bearing
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5bba2531f434b3033ea6f59e30279b76
https://doi.org/10.1115/detc2018-85428
https://doi.org/10.1115/detc2018-85428
Autor:
Valder Steffen, Aldemir Ap Cavalini, Jefferson Silva Barbosa, Arinan Dourado, Leonardo Sicchieri
Publikováno v:
Mechanisms and Machine Science ISBN: 9783319992617
In this contribution, a kriging surrogate model was used to represent a tilting-pad hydrodynamic bearing of a Francis hydropower unit. The rotating machine is composed by a vertical shaft and three hydrodynamic bearings, namely (i) a combined tilting
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cf44f3cf4ed018b173326b8a64ef1497
https://doi.org/10.1007/978-3-319-99262-4_25
https://doi.org/10.1007/978-3-319-99262-4_25
Autor:
Valder Steffen, Leonardo Sicchieri, Aldemir Ap Cavalini, Jefferson Silva Barbosa, Arinan Dourado
Publikováno v:
Procceedings of the 24th ABCM International Congress of Mechanicl Engineering.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::affc62846d118b510fd54c574bc31437
https://doi.org/10.26678/abcm.cobem2017.cob17-2372
https://doi.org/10.26678/abcm.cobem2017.cob17-2372
Autor:
Vinícius Nunes Carvalho, Jefferson Silva Barbosa, André Beires, Aldemir Aparecido Cavalini Junior, Valder Steffen Junior
Publikováno v:
Procedings of The XXXVI Iberian Latin American Congress on Computational Methods in Engineering.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ce2a744bc1c681da09904997bd98a4fc
https://doi.org/10.20906/cps/cilamce2015-0363
https://doi.org/10.20906/cps/cilamce2015-0363