Zobrazeno 1 - 10
of 654
pro vyhledávání: '"Shinji NISHIWAKI"'
Publikováno v:
Composites Part C: Open Access, Vol 13, Iss , Pp 100432- (2024)
Fiber-reinforced composite materials, exemplified by CFRP, offer the possibility of achieving lightweight, high-stiffness, and high-strength structures by continuously and evenly distributing fibers. While topology and orientation optimization method
Externí odkaz:
https://doaj.org/article/8e79272eae464592a4fa1c5b308dd8f2
Publikováno v:
Nihon Kikai Gakkai ronbunshu, Vol 89, Iss 924, Pp 22-00296-22-00296 (2023)
For improving consumer satisfaction, a design process for individual production based on additive manufacturing technology is required to consider appearance as well as functionality. Although topology optimization is a powerful technology to design
Externí odkaz:
https://doaj.org/article/ce64bd44406d4614ac7f11be01f3525f
Publikováno v:
Mechanical Engineering Journal, Vol 10, Iss 2, Pp 22-00353-22-00353 (2023)
A multi-material structure that is composed of several different material properties is promising for achieving an ideal functionality that can outperform a single material structure. In the course of automotive design, the combination of lightweight
Externí odkaz:
https://doaj.org/article/1082effd48854e9ba8c623440ccc87d4
Publikováno v:
Mechanical Engineering Journal, Vol 9, Iss 5, Pp 22-00140-22-00140 (2022)
This paper presents a layout optimization method of the spot locations of pencil beam scanning for particle beam cancer therapy. With the pencil beam scanning technique, the particle beam is scanned from spot to spot in the tumor by using scanning ma
Externí odkaz:
https://doaj.org/article/65a7e5e382584abea3d69256c7f1fd1c
Publikováno v:
Mechanical Engineering Journal, Vol 9, Iss 4, Pp 21-00425-21-00425 (2022)
Stability and buckling have attracted extensive attention in the design of structural elements, especially in the design of thin-walled structures since they may naturally have poor stability and be prone to buckling failure. This paper proposes a le
Externí odkaz:
https://doaj.org/article/815487bb1c29494983576ffec4aa5425
Publikováno v:
Mechanical Engineering Journal, Vol 8, Iss 3, Pp 21-00052-21-00052 (2021)
This paper presents a new structural design framework that incorporates the concept of topology optimization and genetic algorithms to improve the manufacturability and structural robustness of the optimal structure. The level set function is employe
Externí odkaz:
https://doaj.org/article/269ce59711954b6e957711f9e5cbfa6f
Publikováno v:
Mechanical Engineering Journal, Vol 7, Iss 6, Pp 20-00226-20-00226 (2020)
Topology optimization is the most flexible structural optimization method that allows the topological modification as well as the shape changes. Topology optimization techniques have recently been utilized in engineering applications regarding multi-
Externí odkaz:
https://doaj.org/article/0164d6936b6040e5ae0826363e1527f3
Publikováno v:
Nihon Kikai Gakkai ronbunshu, Vol 85, Iss 874, Pp 18-00508-18-00508 (2019)
Topology optimization has been widely used in industry for designing high performance structures, but these structures are often complicated shape and cannot be manufactured directly. To solve this problem, it is necessary that geometrical constraint
Externí odkaz:
https://doaj.org/article/4a38ec67c7a744298854b3e3d661d4a3
Publikováno v:
Nihon Kikai Gakkai ronbunshu, Vol 85, Iss 873, Pp 18-00423-18-00423 (2019)
This paper proposes a novel topology optimization method for unsteady state incompressible Navier-Stokes flow. Many methods of topology optimization for steady state flow have been proposed, whereas most fluid flow problems should be considered as un
Externí odkaz:
https://doaj.org/article/fe4169399bdf4e44b9d805071faba559
Autor:
Yukihito Moritoki, Taichi Furukawa, Jinyi Sun, Minoru Yokoyama, Tomoyuki Shimono, Takayuki Yamada, Shinji Nishiwaki, Tatsuto Kageyama, Junji Fukuda, Masaru Mukai, Shoji Maruo
Publikováno v:
Micromachines, Vol 12, Iss 5, p 579 (2021)
The development of handling technology for microscopic biological samples such as cells and spheroids has been required for the advancement of regenerative medicine and tissue engineering. In this study, we developed micro-tweezers with a compliant m
Externí odkaz:
https://doaj.org/article/aedf894525dc4a098e93524741da5b16