Rchr

J-GLOBAL ID：200901063245048181 Update date: Mar. 04, 2024

Saiki Isao

サイキイサオ | Saiki Isao

Affiliation and department：
Job title： Associate Professor
Homepage URL (2)： http://mechanics.civil.tohoku.ac.jp/saiki/index.html , http://mechanics.civil.tohoku.ac.jp/saiki/saiki-e.html

Research field (2)： Civil engineering (materials, implementation, construction management) , Structural and seismic engineering

Research keywords (5)： instability , steel structure , hybrid structure , multiscale analysis , heterogeneous materials

Research theme for competitive and other funds (32)：

2006 - 現在鋼橋のリダンダンシー評価
1997 - 現在非均質材料からなる構造の挙動,強度予測
1997 - 現在材料および構造の不安定挙動の解明
2022 - 2026 Influence line analysis suitable for finite element method: toward improving efficiency of structural design
2021 - 2023 高耐久性鋼床版の疲労寿命評価の効率化に関する研究

2018 - 2022 Development of highly accurate generalized beam theory without any assumption of the displacement field

2020 - 2021 鋼コンクリート間の付着に関する研究

2018 - 2019 設計計算の高精度化および解析係数の合理化のための断面変形を考慮した高精度梁理論の開発

2015 - 2018 Development of numerical element test for improving accuracy of structural performance evaluation of composite members

2012 - 2013 鋼材防錆処理と鋼・コンクリートの付着特性に関する研究

2011 - 2013 Design for redundancy maximization of steel bridges based on nonlinear multiscale analysis

2009 - 2011 Self-organized spatial patterns of industry agglomeration

2009 - 2011 Development of a Tool to Design Materials and Structures of Hybrid FRP

2008 - 2010 Performance based design of connections and development of a numerical model for shear connector of steel and concrete hybrid structures

2007 - 2008 U字型側溝の構造解析

2004 - 2005 Modeling of simple viaduct system and reproduction of its nonlinear dynamic behavior

2004 - 2004 国際フォーラム「土木工学における計算力学手法の新展開」の企画調査

2002 - 2003 3次元棒構造の大変形解析に関する研究

2002 - 2003 Study on bearing and friction of bonding contact surface between steel and concrete

2000 - 2001 材料の微視的変形メカニズムによる塑性不安定現象のモデル化

2000 - 2001 Study on strength of shear connector in steel concrete hybrid structures under alternating load condition

1998 - 鋼・コンクリート複合構造の合理化

穀物の保管・輸送における梱包形態に関する研究

複合構造の効率化

複合構造の力学特性

Improvement of hybrid structures

Study on mechanism of progressive failure of materials

非均質材料の物性評価手法の開発

微視構造による材料特性の非現象学的モデル化

Mechanical property of hybrid structures

Computational mechanics of structures

構造物の非線形数値解析法

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Papers (86)：

Yohei SUDA, Isao SAIKI. A beam theory considering cross-sectional deformation due to torsion applicable to arbitrary cross-sections. Japanese Journal of JSCE. 2024. 80. 15. 3-15003
Soejima, M, Hirano, T, Saiki, I. Numerical evaluation of redundancy of steel continuous multiple girder bridges considering failure of deck slabs. Proceeding of Constructional Steel. 2023. 31. 200-208
Hiroki AOKI, Isao SAIKI, Yu OTAKE, Ryohei MITSUI. ESTIMATION OF CROSS-SECTIONAL CHARACTERISTICS BY MACHINE LEARNING FOR EVALUATION OF ADDITIONAL STRESS DUE TO SHEAR LAG. Japanese Journal of JSCE. 2023. 79. 15. 2-15009
Isao SAIKI, Ryohei MITSUI, Kaoru YOKOYAMA, Toshimitsu SUZUKI, Tsuyoshi HASHIMOTO. INFLUENCE LINE ANALYSIS OF FINITE ELEMENT MODELS WITHOUT MODEL MODIFICATION BASED ON THE RECIPROCAL THEORY. Journal of Japan Society of Civil Engineers, Ser. A1 (Structural Engineering & Earthquake Engineering (SE/EE)). 2022. 78. 3. 480-489
SAIKI, I, TABUCHI, K. A BEAM THEORY CONSIDERING CROSS-SECTIONAL DEFORMATION DUE TO THE POISSON EFFECT. Journal of Japan Society of Civil Engineers, Ser. A2 (Applied Mechanics (AM)). 2021. 77. 2. I_59-I_68

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MISC (25)：

SAIKI Isao. Numerical analysis for hybrid structures without the assumption of integration -finite element contact analysis. JSCE magazine. 2018. 103. 7. 44-45
山本剛大, 山田貴博, 松井和己, 斉木功. A Study on Connection of Structural and Continuum Elements at Boundary Including Corners. 計算工学講演会論文集(CD-ROM). 2018. 23. ROMBUNNO.A-08-06
山本剛大, 山田貴博, 松井和己, 斉木功. 構造要素と連続体要素を接続したモデル化手法に関する検討. 日本機械学会計算力学講演会論文集(CD-ROM). 2017. 30th. ROMBUNNO.299
SAIKI Isao. From reconstruction to creation, revitalizing regional areas with the power of civil engineering. JSCE Magazin, Civil Engineering. 2016. 101. 9. 4-5
ISHIKAWA Taro, IKEDA Kiyohiro, SAIKI Isao. Bifurcation Patterns on Sextuple Bifurcation Points of Plane Honeycomb Structure. 2008. 13. 1. 191-192

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Books (5)：

いまさら聞けない計算力学の定石
丸善出版 2020 ISBN:9784621304983
土木偉人かるた
土木学会 2018 ISBN:9784810609363
土木・環境系の力学 (土木・環境系コアテキストシリーズ)
コロナ社 2012 ISBN:9784339056013
非線形有限要素法 - 弾塑性解析の理論と実践
森北出版 2012 ISBN:9784627920217
いまさら聞けない計算力学の常識
丸善株式会社 2008 ISBN:9784621080221

Lectures and oral presentations (48)：

Integration algorithm of elasto-plastic constitutive eqations
(2022)
Generalization of beam theory based on homogenization theory
(2022)
弾塑性構成式の時間積分アルゴリズム
(非線形有限要素法による弾塑性解析の理論と実践 2021)
Numerical consideration on effect of composite action between slab and griders on redundancy of a continuous multi-girder bridge
(12 th Pacific Structural Steel Conference 2019)
非合成桁のモデル化
(既設鋼構造物の性能評価のための解析技術とインターフェースストラクチャのモデル化講習会 2019)

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Education (3)：

- 1997 Tohoku University Graduate School, Division of Engineering 土木工学専攻
- 1997 Tohoku University Graduate School, Division of Engineering Department of Civil Engineering
- 1995 Tohoku University Faculty of Engineering Department of Civil Engineering

Professional career (1)：

Dr. Eng. (Tohoku University)

Work history (5)：

2007/10 - 現在 Department of Civil Engineering, Tohoku University Associate Professor
2007/04 - 2007/09 Department of Civil Engineering, Tohoku University Assistant Professor
2005/04 - 2007/03 Department of Civil Engineering, Tohoku University Research Associate
1998/10 - 2005/03 Department of Civil Engineering, Utsunomiya University Research Associate
1997/08 - 1998/09 Department of Civil Engineering, Tohoku University Research Associate

Committee career (43)：

2017/07 - 現在土木学会東北支部設立80周年記念事業実行委員会委員
2017/07 - 現在土木学会東北支部設立80周年記念事業実行委員会委員
2016/11 - 現在土木学会・鋼構造委員会・鋼構造のインターフェースストラクチャの有限要素モデル化に関する調査研究小委員会委員長
2016/10 - 現在土木学会・鋼構造委員会委員
2016/10 - 現在土木学会・鋼構造委員会委員

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Awards (8)：

2019/05 - Japan Society of Civil Engineers 技術開発賞連続多主桁橋のリダンダンシー評価に及ぼす床版・主桁間のモデル化の影響
2008/05 - 土木学会論文奨励賞 An improvement of the stiffness modification method to find bifurcated paths at a multiple bifurcation point
2003/05 - 日本計算工学会論文賞 Kinematically correct formulation for two-scale finite deformation problems
2002/09 - 土木学会第57回年次学術講演回優秀講演賞
2001/12 - 土木学会橋梁振動コロキウム優秀発表賞

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Association Membership(s) (2)：

The Japan Society for Computational Engineering and Science , Japan Society of Civil Engineers

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