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NameHiroyuki OBIYA
DepartmentDepartment of Civil Engineering and Architecture
Job TitleProfessor Degree Obtained
E-mail
Homepage
Last Updated :2023/10/25

Detailed Information

Research Field/Keywords for Research Field

  • Structural Analysis, Large Deformational Analysis, Form finding

Education

  • 1992/03, Graduated
  • 1994/03, Master Course, Completed

Employment Experience

  • 1994/04 - 2000/03 Research Associate, Faculty of Science and Engineering, Saga University
  • 2000/04 - 2007/03 Associate Professor, Faculty of Science and Engineering, Saga University
  • 2007/04 - 2010/03 Associate Professor, Faculty of Science and Engineering, Saga University
  • 2010/04 - 2013/06 Associate Professor, Civil Engineering and Architecture, Graduate School of Science and Engineering, Saga University
  • 2013/07 -  *  Professor, Civil Engineering, Graduate School of Science and Engineering, Saga University

Field of Specialization

  • Structural engineering/Earthquake engineering/Maintenance management engineering, Building structures/Materials, Computational science

Membership in Academic Societies

  • International Association of Spacial Structures

Awards

  • 第9 回九州・構造研究室シンポジウム優秀発表賞 （2021/12）

Research Topics and Results

  • Consistent Algorithm For Tensegrity From Form-Finding To Folding And Deployment Simulation With Common Scheme 2021/09
  • Tensegrity form-finding using measure potential and its influential coefficients on the solution 2020/07
  • A Foundational Study on Rational Optimization of Damping Ratio for Accurate Dynamic Simulation with Ultra Large Displacement 2023/10
  • Study on energy conservation in dynamic ultra-large deformation analysis of plane frame structures 2022/07
  • テンセグリティの超⼤変位・⼤変形シミュレーションに関する研究 -形態解析から応⼒変形・動的解析に⾄る汎⽤アルゴリズム開発- 2021/12
  • A study on large deformation and large displacement analysis using hyper-elastic elements without compression 2019/12
  • Element Force Equation Using Multiple Non-stressed Length for Tensegrity Form-finding 2019/10
  • On the Accuracy of the Numerical Integrals of Newmark Method for Computing Inelastic Seismic Responses 2019/09
  • Large displacement and deformation analyses for structures with hyper elastic -materials using a non-linear element force equation 2018/12
  • An accurate algorithm of numerical integration for　computing seismic responses of inelastic structures 2018/04
  • Potential function of element measurement for form-finding of wide sense tensegrity 2018/04
  • Mechanically rational forms of curved surface structures shaped from the uniform strain elements 2018/04
  • Mesh Optimization Based on A Process of Geometrical Nonlinear Analysis 2018/04
  • The evaluation of shear deformation for contact analysis with large displacement 2018/04
  • An Orthotropic Membrane Model for the Large Deformation Analysis and Snapping Phenomena of the Dome Inflated 2016/08
  • A Numerical Case Study on Contact Analysis with Large Displacement 2016/04
  • A study on the components of the tangent geometric stiffness in the plane frames big displacement analysis 2015/12
  • A Comparison for the Simulation of Frictionless Contact Problem with Large Displacement 2015/07
  • 弛緩を伴うケーブル間の無摩擦接触を考慮した幾何学的非線形解析 2015/03
  • A SIMULATION OF CAT’S CRADLE BY GEOMETRICALLYNONLINEAR ANALYSIS WITH SLIDING NODES 2014/07
  • Effect of Shear Deformation on Convergability of Simple Contact Analysis with Large Displacement 2013/12
  • The robustness of Timoshenko beam in geometrically non-linear frame analysis 2013/12
  • Large deformational analyses for cable/net structure with frictionless contact 2013/12
  • 滑節点を有するケーブル要素による無摩擦大変位接触解析についての研究 2013/12
  • The robustness of Timoshenko beam in geometrically nonlinear frame analysis 2013/12
  • テンセグリティ仮想剛性構造の釣合解特性に関する数値実験的研究 2012/09
  • Path Finding of Virtual Structure Composed Of Axial Force Line Elements 2012/05
  • Shape analysis for inflatable structures with water pressure by the simultaneous control 2011/10
  • Form-finding of extensive tensegrity using truss elements and axial force lines 2011/10
  • 線材置換を用いた張力場理論による膜構造物の有限変位応答に関する考察 2011/04
  • 形態解析と釣合模型制作による構造力学感覚教育の試み 2011
  • トランスパラタルアーチの活性化が大臼歯に与える力系について 第2報 : 頬舌方向への力とモーメント 2010
  • Shape Analyses for Isotonic Surfaces with Soap Film Elements and Axial Lines 2010
  • A Method of Replacing Membrane Structures by Flexible Cable Elements and the Large Deformation Analysis 2010
  • Large displacement analysis of compression-free membrane structures modeled by elestic-catenary cables 2009/03
  • 三次元リングのたたみ込み解析における接線剛性マトリックスの固有値に関する考察 2008/09
  • 大規模テンセグリティ構造の形態解析 2008/09
  • トラス軸力線構造系によるテンセグリティ構造の形態解析 2007/09
  • Large Displacement Analysis of Sagged Nets in Three-Dimensional Space 2007
  • A composite element of springs and rigid bars and its application to nonlinear frame analysis 2007
  • A Study on Multi-bifurcation Equilibrium Paths using the Tangent Stiffness Method 2007
  • 面内方向軸力線要素を用いた滑らかな石鹸膜形状の決定手法について 2007
  • 多面体釣合解の石鹸膜近似特性に関する研究 2007
  • トランスパラタルアーチの活性化が大臼歯に与える力系について 第1報 : 近遠心方向への力とモーメント 2006/10
  • 任意境界形状最小曲面を求めるための要素置換手法に関する研究 2006/09
  • バネ・剛棒一体型要素による２次元複合非線形骨組構造解析 2006/09
  • 膜張力平均化サイマルコントロール法による石鹸膜形態解析 2006
  • 剛棒・バネ一体型要素を用いた２次元複合非線形骨組構造解析 2006
  • 水中膜構造物のための形態解析とその計算技法について 2006
  • 橋梁桁衝突振動応答の不確定性に関する実験的研究 2005/09
  • 接線剛性マトリックスの固有値に基づく分岐釣合経路追跡 2005/03
  • 形状依存追従力を受ける膜構造物のための等張力曲面形状に関する研究 2005
  • 接線剛性法の求解特性を用いた多分岐釣合系の追跡 2005
  • 軸力線要素置換による任意境界形状最小曲面の形態解析 2005
  • 座屈後経路における超大変形解の特性に関する数値実験的研究 2004/09
  • 応答スペクトルを用いた単一任意形状桁の自身時最大衝突速度予測 2004/03
  • Moment-to-force ratios of closing loops during deactivation 2004
  • サイマルコントロール法による膨張曲面の形態解析 2002
  • A Study on Geometrically and Materially non-linear Analysis of Space Frame Structures 2002
  • Folding analysis of reversal arch by the tangent stiffness method 2001
  • A Study on preventing the fall of slew and curved bridge decks by using rubber bearings 2001
  • A Computational and experimental study on seismic response of skew and curved decks pounding with abutments 2001
  • ゴム支承支持された中小規模斜桁・曲線桁の地震時衝突応答と落橋防止 2000
  • Advances in Computational Engineering and Sciences 2000
  • A Strict Compatibility in 3-D Large Deformational Analysis for Shell and/or Frame Structures 2000
  • A Study on Multibifurcation performance of a steeple type arch 2000
  • 多角形リングのたたみ込み手法に関する研究 1999
  • Equilibrium form by geometrical stiffness control 1999
  • Seismic Response with Collision of Skew Bridge and Curved One Supported by Rubber Bearing 1999
  • Folding analysis of reversal arch by the tangent stiffness method 1999
  • 接線剛性法による薄板構造の大変形挙動解析 1998/07
  • Application of the tangent stiffness method to 3-D structures using polyhedral elements, 1997
  • Large deformation analysis of spatial folding by the tangent stiffness method 1997
  • Formfinding of single layer structure by measure potential function of element 1997
  • 石鹸膜有限要素構造を先行状態とする膜構造初期形状決定に関する考察 1996
  • An interactive program for the analyses of membrane structure 1996
  • Equilibrium analysis of plane frame structures by the tangent stiffness method 1995
  • Stable forms of single layer latticed dome and its geometrically nonlinear analysis 1995
  • 等張力曲面解析における接線幾何剛性 1994
  • 石鹸膜四面体要素による等張力曲面解析 1994

Original Articles

  • Consistent Algorithm For Tensegrity From Form-Finding To Folding And Deployment Simulation With Common Scheme;　2021/09
    ANNOUNCEMENT INFO.;　X International Conference on Textile Composites and Inflatable Structures STRUCTURAL MEMBRANES 2021
    AUTHOR;　Cho Kyi Soe, S. Yamashita, E. Karasniqi, K. Ijima And H. Obiya
  • Tensegrity form-finding using measure potential and its influential coefficients on the solution;　2020/07
    ANNOUNCEMENT INFO.;　Proceedings of the International Conference on Computational Methods, Vol.7, pp.83-90
    AUTHOR;　Cho Kyi Soe^D, Shuhei Yamashita, Katsushi Ijima, and Hiroyuki Obiya
  • A Foundational Study on Rational Optimization of Damping Ratio for Accurate Dynamic Simulation with Ultra Large Displacement;　2023/10
    ANNOUNCEMENT INFO.;　Proceedings of IConCEES2023
    AUTHOR;　Erjon Krasniqi, Ryuki Nagano, Muhammad Nizam bin Zakaria Hiroyuki Obiya
  • Study on energy conservation in dynamic ultra-large deformation analysis of plane frame structures;　2022/07
    ANNOUNCEMENT INFO.;　Proceedings of the International Conference on Computational Methods, Vol. 9, 123-130
    AUTHOR;　Erjon Krasniqi, Shuhei Yamashita and Hiroyuki Obiya
  • テンセグリティを基本単位とする複層ラチス構造の形態解析;　2021/12
    ANNOUNCEMENT INFO.;　第9回九州橋梁・構造工学研究会シンポジウム論文集
    AUTHOR;　
  • 動的大変形解析におけるモード変位拘束のエネルギー保存則再現効果に関する研究;　2021/12
    ANNOUNCEMENT INFO.;　
    AUTHOR;　
  • Comparing Inelastic Seismic Responses by Using Several Methods of Numerical Integration;　2021/12
    ANNOUNCEMENT INFO.;　第9 回九州・構造研究室シンポジウム
    AUTHOR;　Thiha Zaw, Katsushi IJIMA, Hiroyuki OBIYA and Shuhei Yamashita
  • テンセグリティの超⼤変位・⼤変形シミュレーションに関する研究 -形態解析から応⼒変形・動的解析に⾄る汎⽤アルゴリズム開発-;　2021/12
    ANNOUNCEMENT INFO.;　
    AUTHOR;　
  • A study on large deformation and large displacement analysis using hyper-elastic elements without compression;　2019/12
    ANNOUNCEMENT INFO.;　Journal of structures and materials in civil engineering, 35
    AUTHOR;　Cho Kyi Soe, Daiki Koga Shuhei Yamashita, Katsushi Ijima, Hiroyuki Obiya
  • Element Force Equation Using Multiple Non-stressed Length for Tensegrity Form-finding;　2019/10
    ANNOUNCEMENT INFO.;　Proceedings of the IASS Annual Symposium 2019 – Structural Membranes 2019 Form and Force, pp.1579-1586
    AUTHOR;　Cho Kyi SOE, Hiroyuki OBIYA, Katsushi IJIMA, Muhammad Nizam bin ZAKARIA
  • On the Accuracy of the Numerical Integrals of Newmark Method for Computing Inelastic Seismic Responses;　2019/09
    ANNOUNCEMENT INFO.;　Proceedings of COMPLAS 2019.
    AUTHOR;　Nobuteru Yoshizaki, Katsushi Ijima, Hiroyuki Obiya and Nizam Z.M
  • Large displacement and deformation analyses for structures with hyper elastic -materials using a non-linear element force equation;　2018/12
    ANNOUNCEMENT INFO.;　
    AUTHOR;　
  • An accurate algorithm of numerical integration for　computing seismic responses of inelastic structures;　2018/04
    ANNOUNCEMENT INFO.;　
    AUTHOR;　M Miyahara, K Ijima, H Obiya and M Nizam
  • Potential function of element measurement for form-finding of wide sense tensegrity;　2018/04
    ANNOUNCEMENT INFO.;　IOP Conference Series: Earth and Environmental Science 140(1),012131
    AUTHOR;　Cho Kyi Soe, H Obiya, D Koga, M Nizam b Z and K Ijima
  • Mechanically rational forms of curved surface structures shaped from the uniform strain elements;　2018/04
    ANNOUNCEMENT INFO.;　International Journal of Integrated Engineering, 10(2), pp. 87-92
    AUTHOR;　K Tanaka, K Ijima, H Obiya and M Nizam
  • Mesh Optimization Based on A Process of Geometrical Nonlinear Analysis;　2018/04
    ANNOUNCEMENT INFO.;　IOP Conference Series: Earth and Environmental Science 140(1),012131
    AUTHOR;　Takuya Kawakami^M, H Obiya, Cho KyiSoe^M, M Nizam b Z and K Ijima
  • The evaluation of shear deformation for contact analysis with large displacement;　2018/04
    ANNOUNCEMENT INFO.;　Journal of Physics: Conference Series, Series995 012018
    AUTHOR;　
  • Mesh optimization using potential function of element measurement;　2017/12
    ANNOUNCEMENT INFO.;　
    AUTHOR;　
  • An Orthotropic Membrane Model for the Large Deformation Analysis and Snapping Phenomena of the Dome Inflated;　2016/08
    ANNOUNCEMENT INFO.;　, 6
    AUTHOR;　Shohei Yamada, Katsushi Ijima, Hiroyuki Obiya and Muhammad Nizam Zakaria
  • A Numerical Case Study on Contact Analysis with Large Displacement;　2016/04
    ANNOUNCEMENT INFO.;　MATEC Web of Conferences, Volume 47, 7
    AUTHOR;　A. Yamasaki, H. Obiya, K. Ijima and Z. M. Nizam
  • A study on the components of the tangent geometric stiffness in the plane frames big displacement analysis;　2015/12
    ANNOUNCEMENT INFO.;　
    AUTHOR;　
  • A Comparison for the Simulation of Frictionless Contact Problem with Large Displacement;　2015/07
    ANNOUNCEMENT INFO.;　Applied Mechanics and Materials, ISSN:1662-7482,Vols.773-774,pp.257-261
    AUTHOR;　Z.M.Nizam,H.Obiya,K.Ijima,A.T.S.Azhar
  • A SIMULATION OF CAT’S CRADLE BY GEOMETRICALLYNONLINEAR ANALYSIS WITH SLIDING NODES;　2014/07
    ANNOUNCEMENT INFO.;　
    AUTHOR;　Hiroyuki Obiya, ^MMidori Murayama, Katsushi Ijima, Koji Ishibashi and ^D Muhammad Nizam Bin Zakaria
  • Effect of Shear Deformation on Convergability of Simple Contact Analysis with Large Displacement;　2013/12
    ANNOUNCEMENT INFO.;　APCOM & ISCM 11-14th December, 2013, Singapore
    AUTHOR;　Z.M. Nizam, H. Obiya, K. Ijima, R. Tokubuchi, and K. Ishibashi
  • The robustness of Timoshenko beam in geometrically non-linear frame analysis;　2013/12
    ANNOUNCEMENT INFO.;　
    AUTHOR;　Ryota Tokubuchi, Hiroyuki Obiya, Katsushi Ijima, Noriaki Kawasaki, Z.M.Nizam
  • テンセグリティ仮想剛性構造の釣合解特性に関する数値実験的研究;　2012/09
    ANNOUNCEMENT INFO.;　, 68, 2, i45-i56
    AUTHOR;　
  • Path Finding of Virtual Structure Composed Of Axial Force Line Elements;　2012/05
    ANNOUNCEMENT INFO.;　
    AUTHOR;　Z. M. Nizam, A. Matsuo, H. Obiya and K. Ijima
  • Shape analysis for inflatable structures with water pressure by the simultaneous control;　2011/10
    ANNOUNCEMENT INFO.;　STRACTURAL MEMBRANES,　Int.Conf,on Textile Composites and Inflatable Structures
    AUTHOR;　MUHAMMAD NIZAM BIN ZAKARIA, HIROYUKI OBIYA AND KATSUSHI IJIMA
  • Form-finding of extensive tensegrity using truss elements and axial force lines;　2011/10
    ANNOUNCEMENT INFO.;　
    AUTHOR;　Aya Matsuo, Hiroyuki Obiya Katsushi Ijima
  • 線材置換を用いた張力場理論による膜構造物の有限変位応答に関する考察;　2011/04
    ANNOUNCEMENT INFO.;　, 57A, 41-52
    AUTHOR;　
  • 形態解析と釣合模型制作による構造力学感覚教育の試み;　2011
    ANNOUNCEMENT INFO.;　, 67, 1, 22-31
    AUTHOR;　
  • 剛体－軸力線要素モデルによるテンセグリティ構造の形態解析;　2010/09
    ANNOUNCEMENT INFO.;　, 13, 47-56
    AUTHOR;　
  • トランスパラタルアーチの活性化が大臼歯に与える力系について 第2報 : 頬舌方向への力とモーメント;　2010
    ANNOUNCEMENT INFO.;　, 69, 3, 163-173
    AUTHOR;　
  • Shape Analyses for Isotonic Surfaces with Soap Film Elements and Axial Lines;　2010
    ANNOUNCEMENT INFO.;　Proceedings of the International Association for Shell and Spatial Structures Symposium 2010, 1210-1221
    AUTHOR;　Hiroyuki Obiya, Yusheng Wu, Katsushi Ijima
  • A Method of Replacing Membrane Structures by Flexible Cable Elements and the Large Deformation Analysis;　2010
    ANNOUNCEMENT INFO.;　Proceedings of the International Association for Shell and Spatial Structures Symposium 2010, 2219-2228
    AUTHOR;　Kota.Kido, Katsushi Ijima, Hiroyuki Obiya, Noriaki Kawasaki
  • An algorithm for contact problem with large deformation of plane frame structures;　2009/04
    ANNOUNCEMENT INFO.;　
    AUTHOR;　Takuya Tsutsui, Hiroyuki Obiya, Katsushi Ijima
  • Large displacement analysis of compression-free membrane structures modeled by elestic-catenary cables;　2009/03
    ANNOUNCEMENT INFO.;　, 55, A, 11-22
    AUTHOR;　Katsushi Ijima, Hiroyuki Obiya, Noriakl Kawasaki
  • Large Displacement Analysis of Sagged Nets in Three-Dimensional Space;　2007
    ANNOUNCEMENT INFO.;　Third Asian-Pacific Congress on Computational Mechanics in conjunction with　Eleventh International Conference on the Enhancement and Promotion of Computational Methods in Engineering and Science(CD-ROM)
    AUTHOR;　Tetsuaki Sato, Katsushi Ijima, Hiroyuki Obiya, Noriaki Kawasaki
  • A composite element of springs and rigid bars and its application to nonlinear frame analysis;　2007
    ANNOUNCEMENT INFO.;　Third Asian-Pacific Congress on Computational Mechanics in conjunction with　Eleventh International Conference on the Enhancement and Promotion of Computational Methods in Engineering and Science(CD-ROM)
    AUTHOR;　Katsushi Ijima, Hiroyuki Obiya, Makoto Kishimura, Yevgeniy Ostrikov
  • A Study on Multi-bifurcation Equilibrium Paths using the Tangent Stiffness Method;　2007
    ANNOUNCEMENT INFO.;　Third Asian-Pacific Congress on Computational Mechanics in conjunction with　Eleventh International Conference on the Enhancement and Promotion of Computational Methods in Engineering and Science(CD-ROM)
    AUTHOR;　Kouji Abe, Hiroyuki Obiya, Katsushi Ijima
  • 面内方向軸力線要素を用いた滑らかな石鹸膜形状の決定手法について;　2007
    ANNOUNCEMENT INFO.;　, 10, 27-36
    AUTHOR;　
  • 多面体釣合解の石鹸膜近似特性に関する研究;　2007
    ANNOUNCEMENT INFO.;　, 20, 43-50
    AUTHOR;　
  • トランスパラタルアーチの活性化が大臼歯に与える力系について 第1報 : 近遠心方向への力とモーメント;　2006/10
    ANNOUNCEMENT INFO.;　, 65, 3, 174-181
    AUTHOR;　
  • 膜張力平均化サイマルコントロール法による石鹸膜形態解析;　2006
    ANNOUNCEMENT INFO.;　, 9, 33-40
    AUTHOR;　
  • 形状依存追従力を受ける膜構造物のための等張力曲面形状に関する研究;　2005
    ANNOUNCEMENT INFO.;　, 51A, 79-85
    AUTHOR;　
  • 接線剛性法の求解特性を用いた多分岐釣合系の追跡;　2005
    ANNOUNCEMENT INFO.;　, 21, 57-64
    AUTHOR;　
  • 軸力線要素置換による任意境界形状最小曲面の形態解析;　2005
    ANNOUNCEMENT INFO.;　, 19, 49-54
    AUTHOR;　
  • 応答スペクトルを用いた単一任意形状桁の自身時最大衝突速度予測;　2004/03
    ANNOUNCEMENT INFO.;　, 150A, 457-466
    AUTHOR;　
  • Element coordinates and the utility in large displacement analysis of a space frame;　2004/01
    ANNOUNCEMENT INFO.;　Computer Modelingin Engineering , 4, 2, 283-248
    AUTHOR;　K..Iima, H.Obiya,　S.Iguchi　nd　S.Goto
  • Form and Structural Analysis of High-Rise Pneumatic Structures;　2004
    ANNOUNCEMENT INFO.;　Proc. of the mt. Conf. on Computational & Experimental Engineering and Sciences (ICCEES 04), in CD-ROM,
    AUTHOR;　H.　Obiya, 　K.　Ijima,　N.　Kawasaki, 　S.　Iguchi
  • Moment-to-force ratios of closing loops during deactivation;　2004
    ANNOUNCEMENT INFO.;　Kieferorthopadie, 18, 3, 175-182
    AUTHOR;　Yoshida, N., Jost-Brinkmann, P.-G., Koga Y., Kobayashi, K, Obiya, H.,Peng, C-L.
  • サイマルコントロール法による膨張曲面の形態解析;　2002
    ANNOUNCEMENT INFO.;　, 4, 37-47
    AUTHOR;　
  • A Study on Geometrically and Materially non-linear Analysis of Space Frame Structures;　2002
    ANNOUNCEMENT INFO.;　Proc.of 2nd Int. Conf. on Advances in Structural Engineering and Mechanics
    AUTHOR;　Ijima,K.,Obiya,H.,Harada,T.,Iguchi,S
  • クロージングアーチワイヤー装着時にブラケットに生じる力系の解析;　2001/10
    ANNOUNCEMENT INFO.;　, 60, 2, 75-85
    AUTHOR;　
  • Folding analysis of reversal arch by the tangent stiffness method;　2001
    ANNOUNCEMENT INFO.;　Structural Engineering and Mechanics, An International Journal, 11, 2, 211-219
    AUTHOR;　Iguchi.S., Goto,S., Ijima,K., Obiya,H
  • A Study on preventing the fall of slew and curved bridge decks by using rubber bearings;　2001
    ANNOUNCEMENT INFO.;　Structural Engineering and Mechanics, 11, 2, 347-362
    AUTHOR;　Ijima,K., Obiya,H., Aramaki,G, Kawasaki,N.
  • A Computational and experimental study on seismic response of skew and curved decks pounding with abutments;　2001
    ANNOUNCEMENT INFO.;　Proc. Of the first Asian-Pacific Congress on Computational Mechanics, 1579-1584
    AUTHOR;　Ijima,K., Liengson,X., Obiya,H.
  • ゴム支承支持された中小規模斜桁・曲線桁の地震時衝突応答と落橋防止;　2000
    ANNOUNCEMENT INFO.;　, 647, 51, 217-228
    AUTHOR;　
  • Advances in Computational Engineering and Sciences;　2000
    ANNOUNCEMENT INFO.;　TECH SCIENCE PRESS, 1, 831-836
    AUTHOR;　Ijima,K., Obiya,H., Iguchi,S, Goto,S
  • A Strict Compatibility in 3-D Large Deformational Analysis for Shell and/or Frame Structures;　2000
    ANNOUNCEMENT INFO.;　Advances in Computational Engineering and Sciences, 1, 843-848
    AUTHOR;　Obiya,H., Ijima,K.，Kawasaki,N
  • A Study on Multibifurcation performance of a steeple type arch;　2000
    ANNOUNCEMENT INFO.;　Advances in Computational Engineering and Sciences, 2, 1579-1584
    AUTHOR;　Iguchi.S., Goto,S., Ijima,K., Obiya,H
  • 多角形リングのたたみ込み手法に関する研究;　1999
    ANNOUNCEMENT INFO.;　, 45, A, 311-319
    AUTHOR;　
  • Equilibrium form by geometrical stiffness control;　1999
    ANNOUNCEMENT INFO.;　Proc. of Advances in Structural Engineering and Mechanics, 1, 445-450
    AUTHOR;　Obiya,H., Ijima,K., Goto,S
  • Seismic Response with Collision of Skew Bridge and Curved One Supported by Rubber Bearing;　1999
    ANNOUNCEMENT INFO.;　Proc. of Advances in Structural Engineering and Mechanics, 1, 777-782
    AUTHOR;　Ijima,K., Obiya,H., Aramaki,G.
  • Folding analysis of reversal arch by the tangent stiffness method;　1999
    ANNOUNCEMENT INFO.;　 Proc. Of APCOM’99, 375-380
    AUTHOR;　Iguchi.S., Goto,S., Ijima,K., Obiya,H
  • 接線剛性法による薄板構造の大変形挙動解析;　1998/07
    ANNOUNCEMENT INFO.;　, 598, 347-358
    AUTHOR;　
  • Application of the tangent stiffness method to 3-D structures using polyhedral elements,;　1997
    ANNOUNCEMENT INFO.;　Computing in civil and building engineering, 1, 63-68
    AUTHOR;　Obiya,H., Goto,S., Ijima,K., Iguchi,S.
  • Large deformation analysis of spatial folding by the tangent stiffness method;　1997
    ANNOUNCEMENT INFO.;　, 1, 249-256
    AUTHOR;　Iguchi,S, Goto,S., Ijima,K., Obiya,H.
  • Formfinding of single layer structure by measure potential function of element;　1997
    ANNOUNCEMENT INFO.;　Structural morphology, 249-256
    AUTHOR;　Ijima,K., Obiya,H.
  • 石鹸膜有限要素構造を先行状態とする膜構造初期形状決定に関する考察;　1996
    ANNOUNCEMENT INFO.;　, 101-108
    AUTHOR;　
  • An interactive program for the analyses of membrane structure;　1996
    ANNOUNCEMENT INFO.;　Research report on membrane structures '96, 109-116
    AUTHOR;　Xi,W., Goto,S., Obiya,H, Liu.L, Ijima,K.
  • Equilibrium analysis of plane frame structures by the tangent stiffness method;　1995
    ANNOUNCEMENT INFO.;　, 2, 305-312
    AUTHOR;　Obiya,H., Goto,S., Ijima,K., Koga,K.
  • Stable forms of single layer latticed dome and its geometrically nonlinear analysis;　1995
    ANNOUNCEMENT INFO.;　Stability of steel structures, 2, 67-74
    AUTHOR;　Ijima,K., Obiya,H., Goto,S., Medved,G
  • 等張力曲面解析における接線幾何剛性;　1994
    ANNOUNCEMENT INFO.;　, 77-86
    AUTHOR;　
  • 石鹸膜四面体要素による等張力曲面解析;　1994
    ANNOUNCEMENT INFO.;　, 87-92
    AUTHOR;　

Material, Commentary, Editorials, Research Report, A Comprehensive Journal Articles

  • 剛棒・バネ一体型要素を用いた２次元複合非線形骨組構造解析;　2006
    ANNOUNCEMENT INFO.;　, 35, 2, 25-30
    AUTHOR;　
  • 水中膜構造物のための形態解析とその計算技法について;　2006
    ANNOUNCEMENT INFO.;　, 15, 19-24
    AUTHOR;　

General Lectures

  • 弛緩を伴うケーブル間の無摩擦接触を考慮した幾何学的非線形解析;　2015/03
    ANNOUNCEMENT INFO.;　平成26年度土木学会西部支部研究発表会
    AUTHOR;　
  • Large deformational analyses for cable/net structure with frictionless contact;　2013/12
    ANNOUNCEMENT INFO.;　
    AUTHOR;　M. Murayama, H. Obiya, K. Ijima, N. Kawasaki
  • 滑節点を有するケーブル要素による無摩擦大変位接触解析についての研究;　2013/12
    ANNOUNCEMENT INFO.;　, 177-181
    AUTHOR;　
  • The robustness of Timoshenko beam in geometrically nonlinear frame analysis;　2013/12
    ANNOUNCEMENT INFO.;　, 7-12
    AUTHOR;　
  • 三次元リングのたたみ込み解析における接線剛性マトリックスの固有値に関する考察;　2008/09
    ANNOUNCEMENT INFO.;　
    AUTHOR;　
  • 大規模テンセグリティ構造の形態解析;　2008/09
    ANNOUNCEMENT INFO.;　
    AUTHOR;　
  • トラス軸力線構造系によるテンセグリティ構造の形態解析;　2007/09
    ANNOUNCEMENT INFO.;　
    AUTHOR;　
  • 任意境界形状最小曲面を求めるための要素置換手法に関する研究;　2006/09
    ANNOUNCEMENT INFO.;　
    AUTHOR;　
  • バネ・剛棒一体型要素による２次元複合非線形骨組構造解析;　2006/09
    ANNOUNCEMENT INFO.;　
    AUTHOR;　
  • 橋梁桁衝突振動応答の不確定性に関する実験的研究;　2005/09
    ANNOUNCEMENT INFO.;　
    AUTHOR;　
  • 接線剛性マトリックスの固有値に基づく分岐釣合経路追跡;　2005/03
    ANNOUNCEMENT INFO.;　
    AUTHOR;　
  • 座屈後経路における超大変形解の特性に関する数値実験的研究;　2004/09
    ANNOUNCEMENT INFO.;　
    AUTHOR;　

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