Ohata Mitsuru 大畑充

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OHATA Mitsuru 大畑充

大畑充オオハタミツル

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Researcher Number	20294027
Other IDs
Affiliation (Current)	2025: 大阪大学, 大学院工学研究科, 教授
Affiliation (based on the past Project Information) *help	2023 – 2024: 大阪大学, 大学院工学研究科, 教授 2012 – 2014: 大阪大学, 工学(系)研究科(研究院), 准教授 2004 – 2005: 大阪大学, 大学院・工学研究科, 助教授
Review Section/Research Field	Principal Investigator Basic Section 24020:Marine engineering-related / Production engineering/Processing studies / Structural/Functional materials Except Principal Investigator Basic Section 14020:Nuclear fusion-related
Keywords	Principal Investigator 組織と破壊 / 確率論的破壊モデル / 組合せ応力 / ローカルアプローチ / 脆性破壊 / 延性損傷限界 / 複相組織鋼材 / バウシンガー特性 / 数理損傷モデル / 延性破壊限界 … More / 福相組織鋼材 / 三次元数値解析 / バウシンガー効果 / 損傷モデル / 不均質 / 二相組織鋼材 / ひずみ履歴 / 延性損傷 / 不均質組織 / 歪履歴依存 / シミュレーション / 複合組織鋼 / 損傷 / 成形限界 / 延性 / ナノ・サブミクロンボイド / ボイド発生 / 応力多軸度 / サブミクロンボイド / ナノ / マイクロボイド / 微視的強度的不均質 / 延性き裂 / 複合組織鋼材 … More Except Principal Investigator 微細組織 / マイクロピラー圧縮試験 / 析出物 / 低放射化フェライト鋼 / 変形 / ローカルアプローチ / 超微小試験技術 / 破壊靭性 / 照射脆化 Less

材料・構造性能規定設計のための統合破壊モデルの構築Principal Investigator
- Principal Investigator
  
  大畑充
- Project Period (FY)
  2024 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 24020:Marine engineering-related
- Research Institution
  Osaka University
照射脆化耐性を向上する析出相強靭化法の開発とローカルアプローチによるモデル化
- Principal Investigator
  
  笠田竜太
- Project Period (FY)
  2023 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 14020:Nuclear fusion-related
- Research Institution
  Tohoku University
Development of Damage Model for Estimation of the Effect of Strain HIstory and Heterogeneous Microstrucure on Ductile FailurePrincipal Investigator
- Principal Investigator
  
  OHATA Mitsuru
- Project Period (FY)
  2012 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Production engineering/Processing studies
- Research Institution
  Osaka University
微細複合組織鋼材の延性特性を支配する材料損傷挙動の解明Principal Investigator
- Principal Investigator
  
  大畑充
- Project Period (FY)
  2004 – 2005
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Structural/Functional materials
- Research Institution
  Osaka University

All 2015 2014 2013 2012 2006 2004 Other

All Journal Article Presentation

[Journal Article] Simulation-based method for hierarchal material design to improve ductile crack growth resistance of structural component2015
- Author(s)
  Hiroto Shoji, Mitsuru Ohata and Fumiyoshi Minami
- Journal Title
  
  International Journal of Fracture
  
  Volume: 192 Issue: 2 Pages: 167-178
- DOI
  10.1007/s10704-015-9993-5
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24560132
[Journal Article] 延性き裂進展抵抗を支配する材料延性に及ぼす不均質組織特性の影響予測－複相組織材料の延性予測－2014
- Author(s)
  庄司博人，大畑　充，南二三吉
- Journal Title
  
  鉄と鋼
  
  Volume: 100 Pages: 668-677
- NAID
  130004747772
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-24560132
[Journal Article] 組織不均質を考慮した三次元延性損傷シミュレーション法－複相組織材料の延性予測－2013
- Author(s)
  大畑　充，庄司博人，南二三吉
- Journal Title
  
  鉄と鋼
  
  Volume: Vol.99, No. 9 Pages: 573-581
- NAID
  130003372561
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24560132
[Journal Article] Effect of Mechanical Properties on Tensile Strain Limit for Leakage of High-Pressure Pipe with Surface Crack2012
- Author(s)
  Mitsuru Ohata, Yusuke Takada, Takahiro Sakimoto, Satoshi Igi, Shigeru Endo and Fumiyoshi Minami
- Journal Title
  
  International Journal of Offshore and Polar Engineering
  
  Volume: 22 Pages: 157-164
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24560132
[Journal Article] Simulation of Ductile Damage in Two-Phase Structural Steel with Meso-scale Model2006
- Author(s)
  Mitsuru Ohata, Anna Ui, Fumiyoshi Minami
- Journal Title
  
  Advanced Materials Research
- Data Source
  KAKENHI-PROJECT-16760570
[Journal Article] Damage Mechanism for Controlling Ductile Cracking of Structural Steel with Heterogeneous Microstructure2006
- Author(s)
  Mitsuru Ohata, Masao Toyoda
- Journal Title
  
  Materials Science Forum Vol.512
  
  Pages: 31-36
- Data Source
  KAKENHI-PROJECT-16760570
[Journal Article] Damage Concept for Evaluating Ductile Cracking of Steel Structure Subjected to Large-Scale Cyclic Straining2004
- Author(s)
  Mitsuru Ohata, Masao Toyoda
- Journal Title
  
  Science and Technology of Advanced Materials Vol.5
  
  Pages: 241-241
- Data Source
  KAKENHI-PROJECT-16760570
[Journal Article] Effect of Strength Mismatch on Ductile Crack Initiation Behavior from Notch Root.N°11/12(2004).2004
- Author(s)
  Mitsuru Ohata, Masao Toyoda, G-B.An
- Journal Title
  
  Welding in the World Vol.48
  
  Pages: 9-9
- Data Source
  KAKENHI-PROJECT-16760570
[Presentation] Hierarchical Damage Simulation to Correlate Micro-structural Characteristics of Steel with Ductile Crack Growth Resistance of Component2013
- Author(s)
  Mitsuru Ohata, Hiroto Shoji, Fumiyoshi Minami
- Organizer
  International Conference on Fracture,
- Place of Presentation
  Beijing, China
- Data Source
  KAKENHI-PROJECT-24560132
[Presentation] Hierarchical Damage Simulation for Structural Performance-Based Material Design
- Author(s)
  Mitsuru Ohata
- Organizer
  The 4th East Asia Symposium on Technology of Welding & Joining (4th EAST-WJ)
- Place of Presentation
  Xi’an, China
- Year and Date
  2014-10-21 – 2014-10-23
- Invited
- Data Source
  KAKENHI-PROJECT-24560132
[Presentation] 二相組織鋼の強度・延性に及ぼす組織性状の影響
- Author(s)
  庄司博人，大畑充，南二三吉
- Organizer
  （一社）溶接学会
- Place of Presentation
  岡山理科大学
- Data Source
  KAKENHI-PROJECT-24560132
[Presentation] Hierarchical Ductile Damage Simulation for Structural Performance-Based Material Design
- Author(s)
  Mitsuru Ohata
- Organizer
  4th International Symposium on Steel Science (ISSS2014)
- Place of Presentation
  Kyoto, Japan
- Year and Date
  2014-11-03 – 2014-11-06
- Invited
- Data Source
  KAKENHI-PROJECT-24560132
[Presentation] 延性き裂進展抵抗に及ぼす材料組織形態の影響
- Author(s)
  大畑充
- Organizer
  （社）日本鉄鋼協会
- Place of Presentation
  愛媛大学
- Invited
- Data Source
  KAKENHI-PROJECT-24560132
[Presentation] Numerical simulation of flat-to-slant ductile fracture transition in notched plate
- Author(s)
  Mitsuru Ohata
- Organizer
  20th European Conference on Fracture (ECF20)
- Place of Presentation
  Trondheim, Norway
- Year and Date
  2014-07-01 – 2014-07-03
- Data Source
  KAKENHI-PROJECT-24560132

1. 庄司博人 (20800791)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
2. 清水万真 (60925527)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. 笠田竜太 (20335227)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. 近藤創介 (10563984)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. 余浩 (10825871)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. 松川義孝 (70566356)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

Ohata Mitsuru 大畑 充

OHATA Mitsuru 大畑 充

大畑 充 オオハタ ミツル

Research Projects

Research Products

Co-Researchers

材料・構造性能規定設計のための統合破壊モデルの構築Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

照射脆化耐性を向上する析出相強靭化法の開発とローカルアプローチによるモデル化

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Development of Damage Model for Estimation of the Effect of Strain HIstory and Heterogeneous Microstrucure on Ductile FailurePrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

微細複合組織鋼材の延性特性を支配する材料損傷挙動の解明Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Simulation-based method for hierarchal material design to improve ductile crack growth resistance of structural component2015

Author(s)

Journal Title

DOI

Data Source

[Journal Article] 延性き裂進展抵抗を支配する材料延性に及ぼす不均質組織特性の影響予測 －複相組織材料の延性予測－2014

Author(s)

Journal Title

NAID

Data Source

[Journal Article] 組織不均質を考慮した三次元延性損傷シミュレーション法 －複相組織材料の延性予測－2013

Author(s)

Journal Title

NAID

Data Source

[Journal Article] Effect of Mechanical Properties on Tensile Strain Limit for Leakage of High-Pressure Pipe with Surface Crack2012

Author(s)

Journal Title

Data Source

[Journal Article] Simulation of Ductile Damage in Two-Phase Structural Steel with Meso-scale Model2006

Author(s)

Journal Title

Data Source

[Journal Article] Damage Mechanism for Controlling Ductile Cracking of Structural Steel with Heterogeneous Microstructure2006

Author(s)

Journal Title

Data Source

[Journal Article] Damage Concept for Evaluating Ductile Cracking of Steel Structure Subjected to Large-Scale Cyclic Straining2004

Author(s)

Journal Title

Data Source

[Journal Article] Effect of Strength Mismatch on Ductile Crack Initiation Behavior from Notch Root.N°11/12(2004).2004

Author(s)

Journal Title

Data Source

[Presentation] Hierarchical Damage Simulation to Correlate Micro-structural Characteristics of Steel with Ductile Crack Growth Resistance of Component2013

Author(s)

Organizer

Place of Presentation

Data Source

[Presentation] Hierarchical Damage Simulation for Structural Performance-Based Material Design

Author(s)

Organizer

Place of Presentation

Year and Date

Data Source

[Presentation] 二相組織鋼の強度・延性に及ぼす組織性状の影響

Author(s)

Organizer

Place of Presentation

Ohata Mitsuru 大畑充

OHATA Mitsuru 大畑充

大畑充オオハタミツル

[Journal Article] 延性き裂進展抵抗を支配する材料延性に及ぼす不均質組織特性の影響予測－複相組織材料の延性予測－2014

[Journal Article] 組織不均質を考慮した三次元延性損傷シミュレーション法－複相組織材料の延性予測－2013