6 records found. Displaying records 1 to 6.
Statistical Variability of Image-Derived Observables in Rotating-Drum Tests of a Cohesive Metal Powder: Dynamic Angle of Repose Versus Contour-Length Statistics
- Journal article
- Creator
-
Jun Katagiri (author) (Search by this author)
;
Masahiro Kusano (author) (Search by this author)
;
Makoto Watanabe (author) (Search by this author)
- Keyword
- rotating drum, cohesive powder, dynamic angle of repose, image-derived observable, statistical variability
- Date published
- 2026-07-21
- Updated at
- 2026-08-07 08:49:16 +0900
Bayesian Optimization-Based Parameter Identification for Discrete Element Method Simulation of Consolidation and Its Application to Powder Spreading Analysis
- Journal article
- Creator
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Jun Katagiri (author) (Search by this author)National Institute for Materials Science
;
Masahiro Kusano (author) (Search by this author)National Institute for Materials Science
;
Makoto Watanabe (author) (Search by this author)National Institute for Materials Science
- Keyword
- powder bed fusion laser melting, Bayesian optimization, discrete element method, parameter identification, consolidation, powder spreading
- Date published
- 2025-11-21
- Updated at
- 2025-12-17 11:34:14 +0900
レーザ三次元積層造形プロセスに関連した予測技術
- Book
- Creator
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渡邊 誠 (author) (Search by this author)
;
北野 萌一 (author) (Search by this author)構造材料研究センター/材料評価分野/溶接・接合技術グループ, 物質・材料研究機構
;
草野 正大 (author) (Search by this author)構造材料研究センター/材料創製分野/積層材料グループ, 物質・材料研究機構
;
野本 祐春 (author) (Search by this author)構造材料研究センター/材料創製分野/積層材料グループ, 物質・材料研究機構
;
片桐 淳 (author) (Search by this author)構造材料研究センター/材料創製分野/積層材料グループ, 物質・材料研究機構
;
伊藤 海太 (author) (Search by this author)マテリアル基盤研究センター/材料設計分野/材料モデリンググループ, 物質・材料研究機構
;
北嶋 具教 (author) (Search by this author)構造材料研究センター/材料創製分野/積層材料グループ, 物質・材料研究機構
;
;小泉 雄一郎 (author) (Search by this author)大阪大学;鳥塚 史郎 (author) (Search by this author)兵庫県立大学;青柳 健大 (author) (Search by this author)東北大学岩崎 勇人 (author) (Search by this author)川崎重工業株式会社
- Keyword
- レーザ積層造形, マテリアルズインテグレーション, 凝固割れ, 凝固組織予測, 偏析予測, 温度場予測, プロセスウインドウ予測
- Date published
- [2024年12月]
- Updated at
- 2025-05-31 08:30:07 +0900
Effect of mushy zone constant in Voller-Prakash model on keyholing behaviour in laser powder bed fusion simulation
- Journal article
- Creator
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Jun Katagiri (author) (Search by this author)National Institute for Materials Science
;
Sukeharu Nomoto (author) (Search by this author)National Institute for Materials Science
;
Masahiro Kusano (author) (Search by this author)National Institute for Materials Science
;
Makoto Watanabe (author) (Search by this author)National Institute for Materials Science
- Keyword
- Laser powder bed fusion, Mushy zone flow resistance, Voller-Prakash model, Multiphysics CFD simulation, Keyhole pore formation
- Date published
- 2024-12-02
- Updated at
- 2024-12-10 16:56:53 +0900
Particle Size Effect on Powder Packing Properties and Molten Pool Dimensions in Laser Powder Bed Fusion Simulation
- Journal article
- Creator
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Jun Katagiri (author) (Search by this author)
;
Sukeharu Nomoto (author) (Search by this author)
;
Masahiro Kusano (author) (Search by this author)
;
Makoto Watanabe (author) (Search by this author)
- Keyword
- laser powder bed fusion, particle size, powder spreading, discrete-element method, packing fraction, packing homogeneity, multiphysics CFD simulation
- Date published
- 2024-04-01
- Updated at
- 2024-04-05 12:30:21 +0900
Influence of recoil pressure, mushy zone flow resistance and reflectivity on melt pool shape in laser powder bed fusion simulation
- Journal article
- Creator
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Jun Katagiri (author) (Search by this author)Research Center for Structural Materials, National Institute for Materials Science
;
Masahiro Kusano, (author) (Search by this author)Research Center for Structural Materials, National Institute for Materials Science
;
Sukeharu Nomoto (author) (Search by this author)Research Center for Structural Materials, National Institute for Materials Science
;
Makoto Watanabe (author) (Search by this author)Research Center for Structural Materials, National Institute for Materials Science
- Keyword
- Laser powder bed fusion, Multi-physics CFD simulation, Recoil pressure, Mushy zone flow resistance, Fresnel laser reflection model, Melt pool shape
- Date published
- 2023-09-11
- Updated at
- 2024-01-05 22:12:21 +0900