Search Results - "YAJI, Kentaro"

Data-driven topology design using a deep generative model by Yamasaki, Shintaro, Yaji, Kentaro, Fujita, Kikuo

“…In this paper, we propose a sensitivity-free and multi-objective structural design methodology called data-driven topology design . It is schemed to obtain…”
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A topology optimization method for a coupled thermal–fluid problem using level set boundary expressions by Yaji, Kentaro, Yamada, Takayuki, Kubo, Seiji, Izui, Kazuhiro, Nishiwaki, Shinji

“…This paper presents a topology optimization method for a coupled thermal–fluid problem based on the two- and three-dimensional steady-state Navier–Stokes and…”
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Optimum design of micromixer for a non-Newtonian fluid by topology optimization by Dong, Xin, Yaji, Kentaro, Liu, Xiaomin

“…•The novel designs of micromixer were obtained based on topology optimization method.•The mixing quality maximization problem of topology optimization was…”
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Topology design of two-fluid heat exchange by Kobayashi, Hiroki, Yaji, Kentaro, Yamasaki, Shintaro, Fujita, Kikuo

“…Heat exchangers are devices that typically transfer heat between two fluids. The performance of a heat exchanger such as heat transfer rate and pressure loss…”
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Topology optimization using the lattice Boltzmann method for unsteady natural convection problems by Tanabe, Yuta, Yaji, Kentaro, Ushijima, Kuniharu

“…This paper proposes a density-based topology optimization method for natural convection problems using the lattice Boltzmann method (LBM). As the LBM can be…”
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Freeform winglet design of fin-and-tube heat exchangers guided by topology optimization by Kobayashi, Hiroki, Yaji, Kentaro, Yamasaki, Shintaro, Fujita, Kikuo

“…•Novel winglet is designed considering its shape, arrangement, and number.•Promising features to enhance heat transfer is obtained from topology…”
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Topology optimization for the design of flow fields in a redox flow battery by Yaji, Kentaro, Yamasaki, Shintaro, Tsushima, Shohji, Suzuki, Takahiro, Fujita, Kikuo

“…This paper presents topology optimization for the design of flow fields in vanadium redox flow batteries (VRFBs), which are large-scale storage systems for…”
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Large-scale topology optimization incorporating local-in-time adjoint-based method for unsteady thermal-fluid problem by Yaji, Kentaro, Ogino, Masao, Chen, Cong, Fujita, Kikuo

“…This note briefly reports on the applicability of the local-in-time (LT) adjoint-based method to a large-scale topology optimization problem with unsteady…”
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Multifidelity design guided by topology optimization by Yaji, Kentaro, Yamasaki, Shintaro, Fujita, Kikuo

“…In this study, we present a framework based on the concept of multifidelity design optimization with the purpose of indirectly solving complex—computationally…”
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Topology optimization in thermal-fluid flow using the lattice Boltzmann method by Yaji, Kentaro, Yamada, Takayuki, Yoshino, Masato, Matsumoto, Toshiro, Izui, Kazuhiro, Nishiwaki, Shinji

“…This paper proposes a topology optimization method for thermal-fluid flow problems using the lattice Boltzmann method (LBM). The design sensitivities are…”
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Topology optimization incorporating external variables with metamodeling by Maruyama, Shun, Yamasaki, Shintaro, Yaji, Kentaro, Fujita, Kikuo

“…The objective of conventional topology optimization is to optimize the material distribution for a prescribed design domain. However, solving the topology…”
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Topology optimization using the lattice Boltzmann method incorporating level set boundary expressions by Yaji, Kentaro, Yamada, Takayuki, Yoshino, Masato, Matsumoto, Toshiro, Izui, Kazuhiro, Nishiwaki, Shinji

“…This paper presents a topology optimization method for fluid dynamics problems, based on the level set method and using the lattice Boltzmann method (LBM). In…”
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Knowledge discovery in databases for determining formulation in topology optimization by Yamasaki, Shintaro, Yaji, Kentaro, Fujita, Kikuo

“…Whereas topology optimization has achieved immense success, it involves an intrinsic difficulty. That is, optimized structures obtained by topology…”
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Topology optimization for incompressible viscous fluid flow using the lattice kinetic scheme by Xie, Suqiong, Yaji, Kentaro, Takahashi, Toru, Isakari, Hiroshi, Yoshino, Masato, Matsumoto, Toshiro

“…This paper presents a topology optimization method for flow channel design using the lattice kinetic scheme (LKS). LKS is a numerical scheme merging the…”
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Computational design of flow fields for vanadium redox flow batteries via topology optimization by Chen, Chih-Hsiang, Yaji, Kentaro, Yamasaki, Shintaro, Tsushima, Shohji, Fujita, Kikuo

“…•This paper presents a computational design approach for redox flow batteries.•Topology optimization is applied for the design of the flow fields.•A…”
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Three-dimensional topology optimization model to simulate the external shapes of bone by Sakashita, Misaki, Yamasaki, Shintaro, Yaji, Kentaro, Kawamoto, Atsushi, Kondo, Shigeru

“…Elucidation of the mechanism by which the shape of bones is formed is essential for understanding vertebrate development. Bones support the body of vertebrates…”
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A Semi-analytical Model for Wind-fed Black Hole High-mass X-Ray Binaries: State Transition Triggered by Magnetic Fields from the Companion Star by Yaji, Kentaro, Yamada, Shinya, Masai, Kuniaki

“…We propose a mechanism of state transition in wind-fed black hole (BH) binaries (high-mass X-ray binaries) such as Cyg X-1 and LMC X-1. Modeling a line-driven…”
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Topology optimization of conductors in electrical circuit by Nomura, Katsuya, Yamasaki, Shintaro, Yaji, Kentaro, Bo, Hiroki, Takahashi, Atsuhiro, Kojima, Takashi, Fujita, Kikuo

“…This study proposes a topology optimization method for realizing a free-form design of conductors in electrical circuits. Conductors in a circuit must connect…”
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Shape and topology optimization based on the convected level set method by Yaji, Kentaro, Otomori, Masaki, Yamada, Takayuki, Izui, Kazuhiro, Nishiwaki, Shinji, Pironneau, Olivier

“…The aim of this research is to construct a shape optimization method based on the convected level set method, in which the level set function is defined as a…”
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Infrared spectro-polarimeter on the Solar Flare Telescope at NAOJ/Mitaka by Sakurai, Takashi, Hanaoka, Yoichiro, Arai, Takehiko, Hagino, Masaoki, Kawate, Tomoko, Kitagawa, Naomasa, Kobiki, Toshihiko, Miyashita, Masakuni, Morita, Satoshi, Otsuji, Ken’ichi, Shinoda, Kazuya, Suzuki, Isao, Yaji, Kentaro, Yamasaki, Takayuki, Fukuda, Takeo, Noguchi, Motokazu, Takeyama, Norihide, Kanai, Yoshikazu, Yamamuro, Tomoyasu

“…An infrared spectro-polarimeter installed on the Solar Flare Telescope at the Mitaka headquarters of the National Astronomical Observatory of Japan is…”
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