Zobrazeno 1 - 10
of 88
pro vyhledávání: '"João Roberto Ferreira"'
Autor:
Paulo Henrique da Silva Campos, Vinicius de Carvalho Paes, Ernany Daniel de Carvalho Gonçalves, João Roberto Ferreira, Pedro Paulo Balestrassi, João Paulo Davim Tavares da Silva
Publikováno v:
Acta Scientiarum: Technology, Vol 41, Iss 1, Pp e38091-e38091 (2019)
This paper presents the modeling of tool life and surface roughness for machining AISI 52100 steel with a hardness of 50 HRC through Design of Experiments and Response Surface Methodology (RSM) with a view to enhance the quality and productivity. Kno
Externí odkaz:
https://doaj.org/article/b923f9b04ef347498da6c9313679652d
Autor:
Carlos Henrique Pereira Mello, Filipe Natividade Guedes, Vinícius José Mota Noronha, Adriano Akio Kawasaki, Thales Eduardo de Sousa Rocha, João Roberto Ferreira, José Hamilton Chaves Gorgulho Júnior
Publikováno v:
Revista Produção Online, Vol 10, Iss 3, Pp 504-523 (2010)
A prototipagem rápida vem crescendo cada vez mais como uma opção na busca de redução do tempo e dos riscos no processo de desenvolvimento de produtos. Contudo, as peças produzidas por modelagem por deposição de material fundido (FDM) podem so
Externí odkaz:
https://doaj.org/article/b3b1891fe79549fc94294461f172017c
Autor:
Marcio ROSSI, João Roberto Ferreira MENK, Isabel Fernandes de Aguiar MATTOS, Amanda F. M. CATARUCCI
Publikováno v:
Revista do Instituto Florestal, Vol 17, Iss 2, Pp 161-181 (2005)
A área de estudo compreende as ilhas deSão Sebastião e dos Búzios com ambiente naturalbem preservado e se situa no litoral norte doEstado de São Paulo. O trabalho teve comoobjetivo adaptar e aplicar metodologia para análiseda fragilidade do mei
Externí odkaz:
https://doaj.org/article/909ead5070624f4f87e6a78f38372181
Autor:
Marcio ROSSI, Isabel Fernandes de Aguiar MATTOS, Ricardo Marques COELHO, João Roberto Ferreira MENK, Finê Thomaz ROCHA, Rui Marconi PFEIFER, Isabella Clerice DeMARIA
Publikováno v:
Revista do Instituto Florestal, Vol 17, Iss 1, Pp 45-61 (2005)
O conhecimento das inter-relações solovegetaçãonatural é essencial ao manejo de áreasde preservação. Para subsidiar o plano de manejo,estudou-se a relação entre atributos de solos ediferentes formações vegetais do Parque Estadualde Porto
Externí odkaz:
https://doaj.org/article/024dbd97e7ba4a64b778237802f1d05e
Autor:
Luiz Gustavo Paes de Souza, José Edmilson Martins Gomes, Étory Madrilles Arruda, Gilbert Silva, Anderson Paulo de Paiva, João Roberto Ferreira
Publikováno v:
The International Journal of Advanced Manufacturing Technology. 123:3047-3078
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::67a22d0035ea503f84fabf16f64ed709
https://doi.org/10.1007/s00170-022-10354-5
https://doi.org/10.1007/s00170-022-10354-5
Autor:
Leandro Framil Amorim, Anderson Paulo de Paiva, Pedro Paulo Balestrassi, João Roberto Ferreira
Publikováno v:
Applied Mathematical Modelling. 106:822-843
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8955c0d154da18600340e36772797894
https://doi.org/10.1016/j.apm.2022.02.011
https://doi.org/10.1016/j.apm.2022.02.011
Autor:
Jessica Vieira, Robson Pereira, Lincoln Brandão, Carlos Henrique Lauro, João Roberto Ferreira
Publikováno v:
Procceedings of the 12th Brazilian Congress on Manufacturing Engineering.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::03aaf491dd44e6b039c02b55192396a5
https://doi.org/10.26678/abcm.cobef2023.cof23-0069
https://doi.org/10.26678/abcm.cobef2023.cof23-0069
Publikováno v:
Procceedings of the 12th Brazilian Congress on Manufacturing Engineering.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::bf0237a1945cc9f6e310f77bd83bf1d2
https://doi.org/10.26678/abcm.cobef2023.cof23-0307
https://doi.org/10.26678/abcm.cobef2023.cof23-0307
Publikováno v:
The International Journal of Advanced Manufacturing Technology. 119:2763-2784
Helical milling is an alternative to conventional drilling which, applied to the molds and dies industry, greatly impacts its competitiveness once it guarantees high levels of surface and geometrical quality. Excellent surface quality and the ability
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::41563575b99defc253e868b2d5010d51
https://doi.org/10.1007/s00170-021-08259-w
https://doi.org/10.1007/s00170-021-08259-w
Autor:
João Roberto Ferreira, Sandro Metrevelle Marcondes de Lima e Silva, Carlos Adriano Corrêa Ribeiro
Publikováno v:
The International Journal of Advanced Manufacturing Technology. 118:275-289
In machining processes, cutting tools reach temperatures higher than 900 °C, thus deteriorating their mechanical properties. To reduce this problem, cutting tools are coated with materials possessing thermal insulation characteristics. Such coatings
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2695a4f625f5634b102942aed7b0303c
https://doi.org/10.1007/s00170-021-07835-4
https://doi.org/10.1007/s00170-021-07835-4