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Takayuki Yamada
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Proceedings Papers

Topology Optimization in Consideration of Overhang Constraint for Additive Manufacturing Based on Coupled Fictitious Physical Model in Thermal Design Problem

Mikihiro Tajima, Takayuki Yamada
Proc. ASME. IDETC-CIE2023, Volume 3A: 49th Design Automation Conference (DAC), V03AT03A042, August 20–23, 2023
Publisher: American Society of Mechanical Engineers
Paper No: DETC2023-112499
https://doi.org/10.1115/DETC2023-112499
View Paper titled, Topology Optimization in Consideration of Overhang Constraint for Additive Manufacturing Based on Coupled Fictitious Physical Model in Thermal Design Problem
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Topics: Additive manufacturing, Design, Topology optimization
Proceedings Papers

High-Frequency Band Gap Design of Porous Phononic Crystals by Topology Optimization

Naoki Murai, Yuki Noguchi, Takayuki Yamada
Proc. ASME. IDETC-CIE2023, Volume 3B: 49th Design Automation Conference (DAC), V03BT03A012, August 20–23, 2023
Publisher: American Society of Mechanical Engineers
Paper No: DETC2023-114619
https://doi.org/10.1115/DETC2023-114619
View Paper titled, High-Frequency Band Gap Design of Porous Phononic Crystals by Topology Optimization
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Topics: Design, Energy gap, Phononic crystals, Topology optimization
Proceedings Papers

Topology Optimization of Rarefied Gas Devices With Discrete Velocity Method

Kaiwen Guan, Kei Matsushima, Takayuki Yamada
Proc. ASME. IDETC-CIE2023, Volume 3B: 49th Design Automation Conference (DAC), V03BT03A038, August 20–23, 2023
Publisher: American Society of Mechanical Engineers
Paper No: DETC2023-111436
https://doi.org/10.1115/DETC2023-111436
View Paper titled, Topology Optimization of Rarefied Gas Devices With Discrete Velocity Method
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Topics: Topology optimization
Proceedings Papers

Multi-Material Topology Optimization Considering the Bounding Box Dimension Constraint and Assemblability Based on the Extended Level Set Method in Two Dimensions

Yukun Feng, Yuki Noguchi, Takayuki Yamada
Proc. ASME. IDETC-CIE2023, Volume 3B: 49th Design Automation Conference (DAC), V03BT03A029, August 20–23, 2023
Publisher: American Society of Mechanical Engineers
Paper No: DETC2023-111214
https://doi.org/10.1115/DETC2023-111214
View Paper titled, Multi-Material Topology Optimization Considering the Bounding Box Dimension Constraint and Assemblability Based on the Extended Level Set Method in Two Dimensions
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Topics: Dimensions, Geometry, Topology optimization
Proceedings Papers

Orientation Optimization With Topological Derivative for Anisotropic Materials With Rotational Symmetry

Masaki Noda, Kei Matsushima, Takayuki Yamada
Proc. ASME. IDETC-CIE2023, Volume 3B: 49th Design Automation Conference (DAC), V03BT03A006, August 20–23, 2023
Publisher: American Society of Mechanical Engineers
Paper No: DETC2023-110477
https://doi.org/10.1115/DETC2023-110477
View Paper titled, Orientation Optimization With Topological Derivative for Anisotropic Materials With Rotational Symmetry
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Topics: Anisotropy, Optimization, Topology
Proceedings Papers

Topology Optimization for Acoustic Structures Without Floating Components

Yuki Noguchi, Yusei Ohta, Kei Matsushima, Takayuki Yamada
Proc. ASME. IMECE2022, Volume 2B: Advanced Manufacturing, V02BT02A030, October 30–November 3, 2022
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2022-94365
https://doi.org/10.1115/IMECE2022-94365
View Paper titled, Topology Optimization for Acoustic Structures Without Floating Components
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Topics: Acoustics, Topology optimization
Proceedings Papers

Domain Segmentation Optimization of Multiple Anisotropic Materials With Varying Orientation Angles Using a Topology Optimization Based on the Extended Level Set Method

Masaki Noda, Kei Matsushima, Yuki Noguchi, Takayuki Yamada
Proc. ASME. IMECE2022, Volume 2B: Advanced Manufacturing, V02BT02A029, October 30–November 3, 2022
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2022-94041
https://doi.org/10.1115/IMECE2022-94041
View Paper titled, Domain Segmentation Optimization of Multiple Anisotropic Materials With Varying Orientation Angles Using a Topology Optimization Based on the Extended Level Set Method
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Topics: Anisotropy, Image segmentation, Optimization, Topology optimization
Proceedings Papers

Topology Optimization Taking Into Account Geometrical Constraint of No-Closed Hole for Additive Manufacturing Based on Fictitious Physical Model Concept

Takayuki Yamada, Yuki Noguchi
Proc. ASME. IDETC-CIE2021, Volume 3B: 47th Design Automation Conference (DAC), V03BT03A026, August 17–19, 2021
Publisher: American Society of Mechanical Engineers
Paper No: DETC2021-66717
https://doi.org/10.1115/DETC2021-66717
View Paper titled, Topology Optimization Taking Into Account Geometrical Constraint of No-Closed Hole for Additive Manufacturing Based on Fictitious Physical Model Concept
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Topics: Additive manufacturing, Optimization, Topology, Finite element methods, Optimization algorithms
Journal Articles

Thermal Performance Optimization in Electric Vehicle Power Trains by Locally Orthotropic Surface Layer Design

Mario Petrovic, Tsuyoshi Nomura, Takayuki Yamada, Kazuhiro Izui, Shinji Nishiwaki
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Research-Article
J. Mech. Des. November 2018, 140(11): 111413.
Paper No: MD-17-1681
https://doi.org/10.1115/1.4041220
Published Online: September 12, 2018
View Article titled, Thermal Performance Optimization in Electric Vehicle Power Trains by Locally Orthotropic Surface Layer Design
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Topics: Design, Optimization, Heat, Thermal conductivity, Trains, Electric vehicles
Journal Articles

An Optimum Design Method for a Thermal-Fluid Device Incorporating Multiobjective Topology Optimization With an Adaptive Weighting Scheme

Yuki Sato, Kentaro Yaji, Kazuhiro Izui, Takayuki Yamada, Shinji Nishiwaki
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Research-Article
J. Mech. Des. March 2018, 140(3): 031402.
Paper No: MD-17-1359
https://doi.org/10.1115/1.4038209
Published Online: January 10, 2018
View Article titled, An Optimum Design Method for a Thermal-Fluid Device Incorporating Multiobjective Topology Optimization With an Adaptive Weighting Scheme
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Topics: Design, Optimization, Topology, Approximation, Thermofluids, Heat sinks, Heat
Proceedings Papers

Design of Mechanical Structures Considering Harmonic Loads Using Level Set-Based Topology Optimization

Takayuki Yamada, Toshiro Matsumoto, Shinji Nishiwaki
Proc. ASME. IDETC-CIE2012, Volume 3: 38th Design Automation Conference, Parts A and B, 857-862, August 12–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: DETC2012-70235
https://doi.org/10.1115/DETC2012-70235
View Paper titled, Design of Mechanical Structures Considering Harmonic Loads Using Level Set-Based Topology Optimization
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Topics: Design, Mechanical structures, Optimization, Stress, Topology, Finite element methods, Design methodology, Displacement, Equilibrium (Physics), Optimization algorithms
Journal Articles

Design of Compliant Thermal Actuators Using Structural Optimization Based on the Level Set Method

Takayuki Yamada, Shintaro Yamasaki, Shinji Nishiwaki, Kazuhiro Izui, Masataka Yoshimura
Journal: Journal of Computing and Information Science in Engineering
Publisher: ASME
Article Type: Research Papers
J. Comput. Inf. Sci. Eng. March 2011, 11(1): 011005.
https://doi.org/10.1115/1.3563049
Published Online: March 30, 2011
View Article titled, Design of Compliant Thermal Actuators Using Structural Optimization Based on the Level Set Method
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Topics: Actuators, Design, Optimization, Structural optimization, Finite element methods, Electric potential, Shapes, Displacement
Journal Articles

A Level Set-Based Topology Optimization Method for Maximizing Thermal Diffusivity in Problems Including Design-Dependent Effects

Takayuki Yamada, Kazuhiro Izui, Shinji Nishiwaki
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Research Papers
J. Mech. Des. March 2011, 133(3): 031011.
https://doi.org/10.1115/1.4003684
Published Online: March 15, 2011
View Article titled, A Level Set-Based Topology Optimization Method for Maximizing Thermal Diffusivity in Problems Including Design-Dependent Effects
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Topics: Convection, Design, Optimization, Topology, Boundary-value problems, Thermal diffusivity, Heat conduction
Proceedings Papers

Level Set-Based Topology Optimization Method for Thermal Problems Considering Design-Dependent Boundary Effects

Takayuki Yamada, Shinji Nishiwaki, Atsuro Iga, Kazuhiro Izui, Masataka Yoshimura
Proc. ASME. IDETC-CIE2009, Volume 5: 35th Design Automation Conference, Parts A and B, 1279-1286, August 30–September 2, 2009
Publisher: American Society of Mechanical Engineers
Paper No: DETC2009-86618
https://doi.org/10.1115/DETC2009-86618
View Paper titled, Level Set-Based Topology Optimization Method for Thermal Problems Considering Design-Dependent Boundary Effects
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Topics: Design, Optimization, Topology, Field theories (Physics), Boundary-value problems, Equilibrium (Physics), Finite element methods, Heat transfer, Optimization algorithms, Potential energy
Proceedings Papers

A Structural Optimization Method for Universal Design of Compliant Mechanism Scissors

Kazuhiro Izui, Kiyoshi Yokota, Takayuki Yamada, Shinji Nishiwaki, Masataka Yoshimura
Proc. ASME. IDETC-CIE2009, Volume 5: 35th Design Automation Conference, Parts A and B, 871-880, August 30–September 2, 2009
Publisher: American Society of Mechanical Engineers
Paper No: DETC2009-86594
https://doi.org/10.1115/DETC2009-86594
View Paper titled, A Structural Optimization Method for Universal Design of Compliant Mechanism Scissors
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Topics: Compliant mechanisms, Design, Structural optimization, Optimization, Center of mass, Deformation, Design methodology, Failure, Finite element model, Pareto optimization
Proceedings Papers

Design of Compliant Thermal Actuators Using Structural Optimization Based on the Level Set Method

Takayuki Yamada, Shintaro Yamasaki, Shinji Nishiwaki, Kazuhiro Izui, Masataka Yoshimura
Proc. ASME. IDETC-CIE2008, Volume 1: 34th Design Automation Conference, Parts A and B, 1217-1225, August 3–6, 2008
Publisher: American Society of Mechanical Engineers
Paper No: DETC2008-49618
https://doi.org/10.1115/DETC2008-49618
View Paper titled, Design of Compliant Thermal Actuators Using Structural Optimization Based on the Level Set Method
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Topics: Actuators, Design, Finite element methods, Optimization, Structural optimization, Algorithms, Compliant mechanisms, Displacement, Equilibrium (Physics), Geometry