青木 繁 AOKI Shigeru

ID:1000090016436

東洋大 Toyo University (2009年 CiNii収録論文より)

Search authors sharing the same name

Articles:  1-20 of 116

  • F1-6 Simulation technique for detecting a different substance  [in Japanese]

    Ezawa Yoshitaka , Furutachi Yuki , Suga Kazuhiro , Aoki Shigeru

    The Proceedings of The Computational Mechanics Conference 2009.22(0), 352-353, 2009

    J-STAGE 

  • Numerical Evaluation of Impact Characteristics of Cue in Billiards : Case Where Ball Trajectory is Curved  [in Japanese]

    SHIMAMURA Shinsuke , SUGA Kazuhiro , EZAWA Yoshitaka , AOKI Shigeru

    The numerical evaluation of impact characteristics of a cue in billiards is performed for the case where the ball trajectory is curved by hitting a ball on its upper left or right part with an incline …

    Transactions of the Japan Society of Mechanical Engineers C 74(748), 2870-2877, 2008-12-25

    References (9)

  • Multi-step Inverse Analysis for Rebar Corrosion using Genetic Algorithm and Boundary Element Method  [in Japanese]

    MINAGAWA Koichi , HAYABUSA Keisuke , SUGA Kazuhiro , RIDHA M. , AMAYA Kenji , AOKI Shigeru

    本研究では,コンクリート表面で得られる電位からコンクリート内の鉄筋腐食を同定する逆問題において,網目要素とGAを段階的に用いて効率的な逆解析を行う手法を提案した.提案する手法は,GAを用いて特別な仮定を設けなくとも任意の個数,形状,位置の腐食を見つけることができる.また,必要に応じて同定精度を向上できる.次のような方法で,提案する方法を実現している:(1)必要とする解の精度に応じて解析精度,すなわ …

    Zairyo-to-Kankyo 57(6), 282-287, 2008-06-15

    J-STAGE  References (14)

  • 238 Corrosion Detection of Reinforcing Steel by Multistep Inverse Analysis using Genetic Algorithm and Net Element  [in Japanese]

    SUGA Kazuhiro , MINAGAWA Koichi , HAYABUSA Keisuke , Ridha M. , AMAYA Kenji , AOKI Shigeru

    The Proceedings of The Computational Mechanics Conference 2008.21(0), 714-715, 2008

    J-STAGE 

  • GS0104 Inverse Analysis for Corrosion Identification in Pipe by Elastic Wave  [in Japanese]

    Furutachi Yuki , Shimamura Shinsuke , Suga Kazuhiro , Ezawa Yoshitaka , Aoki Shigeru

    簡便な試験により得られる観測量から,配管内の大域的な腐食を同定する逆問題を解く.配管に衝撃力を与えたときに得られるひずみの時間変化から,有限要素法とカルマンフィルタを用いて腐食を同定する.提案した手法の有効性を数値シミュレーションにより検証した.収束性について検証するため様々な初期値を選択し推定を行った.その結果,観測誤差を10^<-6>にしたときは収束性が悪く,観測誤差を10^< …

    The Proceedings of the Materials and Mechanics Conference 2008(0), _GS0104-1_-_GS0104-2_, 2008

    J-STAGE 

  • Numerical Evaluation of Impact Characteristics of Cue in Billiards  [in Japanese]

    SHIMAMURA Shinsuke , SUGA Kazuhiro , EZAWA Yoshitaka , AOKI Shigeru

    Impact characteristics of a cue in billiards are evaluated numerically by developing a simple method. It is assumed that the cue and ball are elastic and rigid, respectively. The displacement of the c …

    Transactions of the Japan Society of Mechanical Engineers C 73(729), 1480-1485, 2007-05-25

    References (6) Cited by (1)

  • 1206 Inverse Analysis for Corrosion Detection in Reinforced Concrete Structures  [in Japanese]

    SUGA Kazuhiro , YOSHIDA Masato , AOKI Shigeru

    This study proposes a monitoring method for corrosion on reinforced concrete structure using inverse analysis approach. We define an inverse problem to identify the real part and imaginary parts of th …

    The proceedings of the JSME annual meeting 2007.6(0), 147-148, 2007

    J-STAGE 

  • 11806 Numerical Evaluation of Impact Characteristics of Cue in Billiard  [in Japanese]

    SHIMAMURA Shinsuke , 須賀 一博 , 江澤 良孝 , AOKI Shigeru

    Impact characteristics of a cue in billiard are evaluated numerically by developing a simple method. It is assumed that the cue and ball are elastic and rigid, respectively. The displacement of the cu …

    The Proceedings of Conference of Kanto Branch 2007.13(0), 57-58, 2007

    J-STAGE 

  • 11606 Non-destructive Inspection of Rebar Corrosion by BEM and GA : Effective method Using Net Elements  [in Japanese]

    Minagawa K. , Ridha M , Amaya K. , Aoki S.

    An inverse problem is analyzed where corrosion of rebars in a reinforced concrete structure is detected from a small number of potential date measured at the surface of the concrete structure. In the …

    The Proceedings of Conference of Kanto Branch 2007.13(0), 183-184, 2007

    J-STAGE 

  • Effective Boundary Element Corrosion Analysis of Net Structure  [in Japanese]

    AOKI Shigeru , AMAYA Kenji , IMAMORI Satoshi

    An efficient boundary element method is proposed for three-dimensional corrosion analysis of structures having net geometory, such as rebars in a reinforced concrete structure and a guard fence for a …

    TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A 72(718), 830-835, 2006-06-25

    J-STAGE  References (9) Cited by (3)

  • 20803 Experiment for Identification Of Electric Conductivity And Impedance Of Reinforced Concrete  [in Japanese]

    YOSHIDA Masato , RIDHA M , SUGA Kazuhiro , AMAYA Kenji , AOKI Shigeru

    A new method is introduced for identifying the electric conductivity of concrete and impedance between a steel bar and Concrete. The identification is based on the boundary element inverse analysis. T …

    The Proceedings of Conference of Kanto Branch 2006.12(0), 215-216, 2006

    J-STAGE 

  • 20802 Measurement Optimization for Inverse Problem of Identifying Corrosion in Reinforced Concrete  [in Japanese]

    SUGA Kazuhiro , AOKI Shigeru

    We optimize measurement condition on the inverse problem of identifying a corrosion in reinforced concrete. In the inverse problem, estimates are the electric conductivity of the concrete and the impe …

    The Proceedings of Conference of Kanto Branch 2006.12(0), 213-214, 2006

    J-STAGE 

  • 20801 Inverse Analysis Based on BEM and Magnetic Field Measurement for Detecting Corrosion of Steel in Concrete

    RIDHA M , SUGA Kazuhiro , KANAI Koichi , AMAYA Kenji , AOKI Shigeru

    The combination of boundary element inverse analysis and magnetic field measurement was employed for detecting the corrosion of steel in concrete. A better sensitivity of corrosion identification can …

    The Proceedings of Conference of Kanto Branch 2006.12(0), 211-212, 2006

    J-STAGE 

  • Potential Field BEM Analysis for Thin Structure by Special Weighting Function  [in Japanese]

    ABE Keisuke , AMAYA Kenji , AOKI Shigeru

    A new boundary element method (BEM) for analyzing the potential field including thin plates is developed. It is known that the inaccurate solutions are encountered with the standard BEM for this poten …

    TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A 70(689), 31-35, 2004-01-25

    J-STAGE  References (5)

  • Identification of Gurson's Material Constants by Simple Experiments  [in Japanese]

    NOGUCHI Tomohiro , AMAYA Kenji , AOKI Shigeru

    In this research, the material constants of Gurson model for porous elastic-plastic materials are identified. Measurement data, obtained by simple experiments (compressive test and tensile test) with …

    TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A 69(681), 832-839, 2003-05-25

    J-STAGE  References (13)

  • Identification of Gurson's Material Constants by Simple Experiments  [in Japanese]

    NOGUCHI Tomohiro , AMAYA Kenji , AOKI Shigeru

    The Proceedings of The Computational Mechanics Conference 2003.16(0), 553-554, 2003

    J-STAGE 

  • Numerical Simulation of One-Point-Bend Impact Test  [in Japanese]

    AOKI Shigeru , AMAYA Kenji , ONISHI Yuuki , MIZUTANI Takayuki

    A numerical method to analyze a one-point-bend specimen with a fast propagating crack was developed using the Timoshenko beam theory. The displacement and the dynamic stress intensity factor can be ob …

    TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A 68(670), 924-929, 2002-06-25

    J-STAGE  References (13)

  • Optimization of Electroplating on Silicon Wafer  [in Japanese]

    AOKI Shigeru , AMAYA Kenji , ABE Keisuke , MIYASAKA Matuho

    A new method, combination of a boundary element method and a finite element method, has been developed to simulate the electroplating of a silicon wafer with copper. In this method, the Laplace equati …

    TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A 68(666), 313-318, 2002-02-25

    J-STAGE  References (7)

  • Electroplating BEM Analysis for Thin Structure by Adequate Fundamental Solution  [in Japanese]

    ABE Keisuke , AMAYA Kenji , AOKI Shigeru

    The Proceedings of The Computational Mechanics Conference 2002.15(0), 813-814, 2002

    J-STAGE 

  • Thermal-Stress Analysis of Plate-Fin Heat Exchanger  [in Japanese]

    INOMATA Takashi , AOKI Shigeru , AMAYA Kenji

    The Proceedings of The Computational Mechanics Conference 2002.15(0), 487-488, 2002

    J-STAGE 

Page Top