Zobrazeno 1 - 10
of 64
pro vyhledávání: '"Paulo A.P. Wendhausen"'
Autor:
Guilherme F. Peixer, Maria C.R. Silva, Anderson Lorenzoni, Gislaine Hoffmann, Diego dos Santos, Gabriel M. do Rosário, Elias Pagnan, Hígor F. Teza, Pedro M. Silva, Sergio L. Dutra, Marcelo C. Ribeiro, Marcelo A.A. Rosa, Allan Döring, Bernardo P. Vieira, Alan T.D. Nakashima, Paulo A.P. Wendhausen, Cristiano S. Teixeira, Jaime A. Lozano, Jader R. Barbosa
Publikováno v:
International Journal of Refrigeration.
Publikováno v:
IEEE Transactions on Magnetics. 56:1-5
This article presents the study of the dependence of the Steinmetz coefficients on the technological processing parameters for commercially available SMC Somaloy 3P 700. The work was carried under a Box–Behnken design of experiments considering pre
Autor:
Carlos H. Ahrens, Aloysio Arthur Becker Fogliatto, Paulo A.P. Wendhausen, D. B. Rodrigues, Edson Costa Santos
Publikováno v:
Rapid Prototyping Journal. 26:73-81
Purpose Porous structures have been widely used in filtration, medical implants and aerospace field. In the filtration field, the study of permeability of the porous structures is of great importance. This paper aims to study the influence of selecti
Autor:
Paulo A.P. Wendhausen, C.H. Ahrens, J.A.B. Engerroff, J.M. Mascheroni, A.B. Baldissera, P.H. Lamarão, M.D. Magalhães
Publikováno v:
Journal of Rare Earths. 37:1078-1082
Isotropic Sm-Fe-N bonded magnets were obtained by additive manufacturing (AM). The technique used was the so-called powder bed fusion (PBF) and the feedstock was composed of a polymeric binder (PA-12) and Sm-Fe-N flake particles (Nitroquench-P). The
Autor:
R.G.T. Fim, Hidetoshi Takiishi, Paulo A.P. Wendhausen, S.C. Silva, Melissa Rohrig Martins da Silva, Julio César Serafim Casini
Publikováno v:
Materials Science Forum. 930:440-444
The addition of alloying elements on rare-earth permanent magnets is one of the methods used to improve the magnetic properties. This present work evaluates the influence of alloying elements such as Zr, Nb and Mo on the microstructure and magnetic p
Autor:
S.C. Silva, Paulo A.P. Wendhausen, Melissa Rohrig Martins da Silva, R.G.T. Fim, Julio César Serafim Casini, Hidetoshi Takiishi
Publikováno v:
Materials Science Forum. 930:445-448
In this paper, the effect of the grain size on sintered Nd-Fe-B based permanent magnets was investigated. In order, the magnets were produced by different milling times at 200 rpm and then vacuum sintered at 1373 K for 60 minutes followed by cooling
Publikováno v:
IEEE Transactions on Magnetics. 53:1-4
Isotropic-bonded magnets were fabricated by powder bed fusion additive manufacturing (AM) using a feedstock composed of polymeric binder polyamide 12 (PA-12) and a near stoichiometric Nd2Fe14B atomized nanocrystalline powder. The AM equipment constru
Autor:
Hidetoshi Takiishi, Leonardo Ulian Lopes, Paulo A.P. Wendhausen, Juliano Assis Baron Engerroff, Frederico Orlandini Keller, Arthur Alvarez Mascheroni
Publikováno v:
Materials Science Forum. 899:563-566
The HDDR (hydrogenation-disproportionation-desorption-recombination) process is an established powder metallurgy route to obtain Nd–Fe–B nanocrystalline powders for bonded magnets manufacturing. Therefore, both conventional (c-HDDR) and dynamic H
Autor:
M.S.T. Hoffmann, Paulo A.P. Wendhausen, Leonardo Ulian Lopes, Hidetoshi Takiishi, Fernando Maccari, R.V. Well, G. Eller
Publikováno v:
Materials Science Forum. 899:567-571
In this work, the influence of milling medium was investigated in order to achieve high energy-product Nd-Fe-B magnets, mostly by the remanence improvement related to the obtention of monocrystalline particles during milling. Nd-Fe-B alloy made by st
Publikováno v:
Proceedings of the 25th International Congress of Mechanical Engineering.