Zobrazeno 1 - 10
of 100
pro vyhledávání: '"Yuya Omiya"'
Publikováno v:
Tribology Online, Vol 15, Iss 5, Pp 388-395 (2020)
Improving the wear resistance of polymer-based materials can lead to high energy efficiency of transport machineries owing to the higher strength-to-weight ratio. Oxidized wood-utilized synthesized copper-based particles (OWCu) was incorporated into
Externí odkaz:
https://doaj.org/article/860f1832573343dd888a3674cfa44d96
Publikováno v:
Tribology Online, Vol 15, Iss 2, Pp 68-77 (2020)
Copper based particles were synthesized by a wood-powder-template-based process. Wood powders mixed with an aqueous cooper salt solution were heated under N2 gas flow, and then, the mixture of the charcoal powder and copper particles were heated in a
Externí odkaz:
https://doaj.org/article/3c37b363d2ae41f3be9fc3e35e7c6390
Publikováno v:
Tribology Online, Vol 15, Iss 2, Pp 78-88 (2020)
Graphene oxide (GO) and oxidized wood-derived nanocarbon (oWNC) were dispersed in an epoxy resin to improve the mechanical and tribological properties of an epoxy resin. Mechanical properties of the GO/epoxy (GO/EP) and oWNC/epoxy composites (oWNC/EP
Externí odkaz:
https://doaj.org/article/3efa7395535947aba1982a26043e6677
Autor:
Yuya OMIYA, Kenji TOYOTA, Ryota NAKANISHI, Togo SHINONAGA, Tadashi SHIOTA, Akira OKADA, Masahiro FUJII
Publikováno v:
Journal of Advanced Mechanical Design, Systems, and Manufacturing, Vol 15, Iss 4, Pp JAMDSM0052-JAMDSM0052 (2021)
With recent improvements in adhesive performance, adhesive joints are being increasingly used in various industrial fields. Despite their advantage of joining dissimilar adherends, adhesive joints are considered unsuitable for key components of mecha
Externí odkaz:
https://doaj.org/article/7c74fbf3639b42a1bb52fa0eb15c74c4
Autor:
Nuwan Karunathilaka, Naoya Tada, Takeshi Uemori, Ryota Hanamitsu, Masahiro Fujii, Yuya Omiya, Masahiro Kawano
Publikováno v:
Metals, Vol 9, Iss 7, p 783 (2019)
Cold forging is a metal forming that which uses localized compressive force at room temperature. During the cold forging process, the tool is subjected to extremely high loads and abrasive wear. Lubrication plays an important role in cold forging to
Externí odkaz:
https://doaj.org/article/e6a2c2cadcd04175abde84e694be7593
Publikováno v:
Nihon Kikai Gakkai ronbunshu, Vol 80, Iss 816, Pp SMM0221-SMM0221 (2014)
The sealing performance of bolted flange connections with ring joint gaskets is examined. The nominal size of flange used is 3B (3 inch) and the ring gasket types are chosen as octagonal and oval. The material of the gaskets is chosen as aluminum and
Externí odkaz:
https://doaj.org/article/8e218383b13a4afeb379a0f8ced8b0da
Autor:
Yuya Omiya, Shuhei Yamashita, Toshiumi Miki, Kyoichi Komatsu, Takefumi Otsu, Shota Inoue, Shinji Hashimura
Publikováno v:
Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology. 234:50-62
In bolted joints, clamp force must be accurately controlled to secure their reliability. However, the clamp force varies widely in each tightening because friction coefficients at thread surfaces and bearing surfaces vary in each tightening due to lu
Publikováno v:
JSME 2020 Conference on Leading Edge Manufacturing/Materials and Processing.
With recent improvement in adhesive performance, adhesive joints are used more in various industrial fields. Despite their advantage in connecting dissimilar adherends, adhesive joints are considered not suitable for key components of mechanical stru
Publikováno v:
Journal of Surface Engineered Materials and Advanced Technology. :58-69
Recently, gears of high strength, reliability, and surface-damage-resistant under severe service conditions are required to achieve the weight saving and downsizing of a product. For the high-speed condition in particular, it is important to understa
Publikováno v:
The Proceedings of the JSME international conference on motion and power transmissions. 2017:07-11