CHIKAHIRO Yuki
Academic Assembly School of Science and Technology Institute of Engineering
Faculty of Engineering Water Environment and Civil Engineering
Assistant Professor
Researcher Information
Research Keyword
- Disaster recovery, Deployable structure, Emergency bridge, Modular bridge, Scissors structure, Temporary bridge
Mail Address
- chikahiro★shinshu-u.ac.jp
Career
Educational Background
- 2014 - 2015, Institute of Fundamental Technological Research, Polish Academy of Sciences
- 2016, Hiroshima University, Graduate School of Engineering, Department of Civil and Environmental Engineering
- 2013, Hiroshima University, Graduate School of Engineering, Department of Civil and Environmental Engineering
- 2011, Hiroshima University, Faculty of Engineering, Department of Civil and Environmental Engineering
Research activity information
Award
- 2023
Japan Civil Engineering Society, Japan Civil Engineering Society Safety Symposium '23, Paper Award - 2023
Japan Society of Civil Engineers, Best Presentation Award, Symposium on Structural Engineering - 2022
JSCE Tyubu Branch, Speaker Award - 2018
The Maeda Memorial Engineering Foundation, Kazuie Yamada Award - 2017
Society for the Promotion of Construction Engineering Research, Construction Engineering Research Encouragement Award - 2015
Chugoku Branch of Japan Society of Civil Engineers, Best Presentation Award for Young Scientists - 2014
Hiroshima University, Excellent Student Scholarship - 2014
Japan Construction Machinery Construction Association, Incentive Award - 2014
Hiroshima University, Hiroshima University, Engineering and Graduate School of Engineering Student Awards - 2013
12th Int. Conf. on Civil and Environmental - 2013
Symposium on Construction and Construction Machinery, Best Paper Award
Paper
- Framework for adaptation of Bailey Bridges as a permanent bridge based on assessment of Japanese and international application cases
Koji Kinoshita, Yuki Chikahiro, Shin-ichi Kawamura, Akinori Kumada, Jun-ichi Takenaka, Hiroyuki Fujita, Masatoshi Nakazawa
Journal of structural engineering, 69(A), 1269-1279, Mar. 2023, Refereed - Material Cost Minimization Problem for Aluminum Alloy Beam using Beam String Structure
S. Mizuno, Y. Chikahiro, S. Koyama
Prof. of WCCM-APCOM 2022, 1-10, Jul. 2022, Refereed - Smart bridge developing based on micro-truss optimization method
Y. Yokotani, I. Ario, Y. Chikahiro and M. Nakazawa
Proc. of 9th ECCOMAS Thematic Conference on Smart Structures and Materials, 243-250, Jul. 2019, Refereed - Seismic performance of robotic bridge using scissors system
Y. Chikahiro, S. Zenzai, S. Shimizu, I. Ario and M. Nakazawa
Proc. of 9th ECCOMAS Thematic Conference on Smart Structures and Materials, 1648-1653, Jul. 2019, Refereed - Optimal design of largest-span bridges
I. Ario, Y. Yokotani, Y. Chikahiro, M. Nakazawa
Proc. of 9th International Conference on Steel and Aluminium Structures, 1621-1628, Jul. 2019, Refereed - Longest scissors type of deployable bridge using topology optimization by microtruss model
Y. Yokotani, I. Ario, Y. Chikahiro, M. Nakazawa
Proc. of 9th International Conference on Steel and Aluminium Structures, 1613-1620, Jul. 2019, Refereed - Behavior of a concrete-filled steel tube with diaphragm
S. Zenzai, K. Ui, S. Shimizu, Y. Chikahiro, T. Ohkami
Proc. of Stability of Structures Symposium 2018, 1-2, Sep. 2018, Refereed - Seismic behaviour of a concrete-filled steel tube with diaphragm
S. Zenzai, S. Shimizu, Y. Chikahiro, T. Ohkami
Proc. of Solid Mechanics 2018, 1-2, Aug. 2018, Refereed - Numerical optimization of deployable scissors structure with reinforcing chord members
Y. Chikahiro, I. Ario, P. Pawlowski, C. Graczykowski, S. Shimizu
Proc. of Solid Mechanics 2018, 1-2, Aug. 2018, Refereed - Dynamic analysis of scissors-type deployable pedestrian bridge under earthquake
Y. Chikahiro, S. Zenzai, S. Shimizu, I. Ario
Proc. of 9th International Conference on Bridge Maintenance, Safety and Management, 1-6, Jul. 2018, Refereed - Deployable Mobile Bridge created from Origami
I. Ario, S. Ono, I. Tanikura, Y. Chikahiro, M. Nakazawa, P. Pawlowski, C. Graczykowski, J. Holnicki-Szulc
Proc. of 9th International Conference on Bridge Maintenance, Safety and Management, 1-8, Jul. 2018, Refereed - Origami-inspired debloyable and movable bridge for disaster relief
I. Ario, Y. Hama, Y. Chikahiro, K. Adachi, A. Watoson
Proc. of FootBridge2017 in Berlin, 1-9, Sep. 2017, Refereed - Fundamental study on dynamic property of deployable emergency bridge using scissors mechanism
Y. Chikahiro, I. Ario, K. Adachi, S. Shimizu, P. Pawlowski, C. Graczyokowski, J. Holnicki-Szulc
Proc. of FootBridge2017 in Berlin, 1-6, Sep. 2017, Refereed - Scissoring origami inspired deployable bridge for a disaster
K. Adachi, I. Ario, Y. Chikahiro, S. Mastumoto
Proc. of FootBridge2017 in Berlin, 1-5, Sep. 2017, Refereed - Behaviour of partially concrete-filled steel box columns under a cyclic loading
S. Zenzai, S. Shimizu, Y. Chikahiro, T. Ohkami
Proc. of 22th Computer Method in Mechanics, 1-2, Sep. 2017, Refereed - Fundamental study on dynamic property of scissoring bridge for disaster relief
Y. Chikahiro, I. Ario, K. Adachi, S. Shimizu, S. Zenzai, P. Pawlowski, C. Graczyokowski, J. Holnicki Szulc
Proc. 9th European Nonlinear Dynamics Conference, 1-2, Jul. 2017, Refereed - Structural Analysis of a Two-Unit of Scissors Structure
I. Ario, Y. Chikahiro, M. Nakazawa, J. Holnicki-Szulc, P. Pawlowski C. Graczykowski
Proc. of 40th Solid Mechanics Conference, 1-2, Sep. 2016, Refereed - Numerical Study on Reinforcement and Optimization of a Scissors Structure
Y. Chikahiro, I. Ario, M. Nakazawa, J. Holnicki-Szulc, P. Pawlowski, C. Graczykowski
Proc. of 40th Solid Mechanics Conference, 1-2, Sep. 2016, Refereed - Scissoring origami inspired deployable bridge for a disaster
K. Adachi, I. Ario, Y. Chikahiro, S. Ono
Proc. of International structural engineering and construction society, 1-6, Jul. 2016, Refereed - Study on the optimization of the reinforced scissor type bridge
Y. Chikahiro, I. Ario, J. Holnicki-Szulc, P. Pawlowski and C. Graczykowski
Proc. of PCM-CMM-2015, 319-320, Sep. 2015, Refereed - EXPERIMENTAL STUDY ON STRUCTURAL PROPERTY AND SIMPLE DESIGN METHOD OF FOLDING TYPE OF EMERGENCY BRIDGE
Yuki CHIKAHIRO, Ichiro ARIO, Syuichi ONO and Masatoshi NAKAZAWA
建設機械施工, 67(1), 89-98, 2015, Refereed
Lead - Structural Analysis and Experimental study for real-sized MB Travelable Vehicles
Y. Chikahiro, I. Ario, M. Nakazawa, S. Ono, J. Holnicki-Szulc, P. Pawlowski and C. Graczykowski
Proc. of 8th European Nonlinear Dynamics Conference, 1-2, Jul. 2014, Refereed - An experimental study on the design method of a real-sized Mobile Bridge for a moving vehicle
Y. Chikahiro, I. Ario, M. Nakazawa, S. Ono, J. Hojnicki, P. Pawlowski and C. Graczykowski
Proc. of 4th International Conference on Mobile, Adaptable and Rapidly Assembled Structures, (134), 94-103, Jun. 2014, Refereed - 緊急小型車両の通行を想定した新しい緊急橋の実験的研究
近広雄希, 有尾一郎, 小野秀一, 中沢正利
平成25年度建設施工と建設機械シンポジウム論文集, 49-54, 2013, Refereed
Lead - Smart bridge design concept to rebuild up deployable bridge based on post-buckling theory
I.Ario, M.Nakazawa, Y.Chikahiro, Y.Tanaka, I.Tanikura and S.Ono
Proc. 5th Australian Small Bridges Conference, 1-6, Nov. 2011, Refereed - Design and Analysis of the Prototype of a Foldable Bridge
Y. Chikahiro, I. Ario, Y. Tanaka, M. Nakazawa, I. Tanikura and S. Ono
Proc. 5th Australian Small Bridges Conference, 1-6, Nov. 2011, Refereed - Dynamic analysis for the prototype of a new type of Mobilebridge
I. Ario, Y. Chikahiro and Y. Tanaka
Proc. of 7th European Nonlinear Dynamics Conference, 1-6, Jul. 2011, Refereed - シザーズ機構を持つモバイルブリッジの設計のための静力学的および動的応答特性の検討
有尾一郎,中沢正利,近広雄希,田中義和
安全工学シンポジウム講演予稿集, 483-486, 2011, Refereed - スマートブリッジ概念に基づく折畳み型の緊急復旧対策用モバイルブリッジ™の研究開発
近広雄希, 有尾一郎, 田中義和, 中沢正利
広島大学大学院工学研究科研究報告, 60(2), 2011
Lead - Development of the prototype of a new emergency bridge based on the concept of optimized structure
I.Ario, Y.Tanaka, M.Nakazawa, Y.Furukawa, Y.Chikahiro, I.Tanikura, S.Ono
Proc. of 6th of China-Japan-Korea Joint Symposium on Optimization of Structural and Mechanical Systems, 1-10, Jul. 2010, Refereed - 災害復旧・救助を想定した移動して折畳める橋「モバイルブリッジTM」の架設実験
有尾一郎, 田中義和, 中沢正利, 近広雄希, 作野裕司, 椿涼太, 谷倉泉, 小野秀一, 古川祐輔
安全問題研究論文集, 5, 127-132, 2010, Refereed - シザーズ機構を持つモバイルブリッジの架設動的実験とその解析
古川祐輔・有尾一郎・田中義和・近広雄希・作野裕司・椿涼太
広島大学大学院工学研究科研究報告, 59(1), 2010
MISC
- Optimal Reinforcement of Scissor Type of Bridge with Additional Strut Members
Y. Chikahiro, I. Ario, J. Holnicki-Szulc, P. Pawlowski, C. Graczykowski
Proc. of International Conference of Civil & Environmental Engineering(ICCEE2016), 78-79, 2016
http://tsys.jp/iccee/2016/program/program.html - Structural Mechanics for Reinforced Scissors Structures by Reinforced Struts
K. Adachi, I. Ario, Y. Chikahiro
Proc. of International Conference of Civil & Environmental Engineering(ICCEE2016), 84-85, 2016 - Experimental Study of a New Emergency Bridge for Small Emergency Vehicle Traffic (JCMA Report)
Chikahiro, Yuki; Ario, Ichiro; Ono, Shuichi; Nakazawa, Masatoshi
Journal of Japan Construction Machinery and Construction Association, 66(9), 96-100, Sep. 2014 - Experimental Study of a New Emergency Bridge for Small Emergency Vehicle Traffic (JCMA Report)
Chikahiro, Yuki; Ario, Ichiro; Ono, Shuichi; Nakazawa, Masatoshi
Journal of Japan Construction Machinery and Construction Association, 66(1), 89-95, Jan. 2014 - Development of Prototype of Real-scaled Mobile bridgeTM as a Smart Bridge for Dynamic Carriage Loadings
I. Ario, Y. Chikahiro, S. Matsumoto, Y. Tanaka, M. Nakazawa, S. Ono
Proc. of Dynamics, stability and control of flexible structure, 1, 2013 - Structural analysis and experimental study for MB travelable vehicles
Y. Chikahiro, I. Ario
Proc. of the 12th International Conference on Civil and Environmental Engineering, 102-107, 2013 - The Design of Emergency Bridges with Scissors Structures
Y. Chikahiro, I. Ario
Proc. of the 10th International Conference on Civil and Environmental Engineering, 2011
Books and other publications
Lectures, oral presentations, etc.
- Fundamental Study for Fabrication of Panel Bridge Pin Joints Using FDM 3D Printer
Haruto Sengoku, Yuki Chikahiro
civil engineering society central branch research meeting, 01 Mar. 2024Effect of Panel Layout and Member Stiffness on Mechanical Properties of Folding Panel Bridges
Kumi Ohno, Yuki Chikahiro
civil engineering society central branch research meeting, 01 Mar. 2024Estimation on Natural Frequency of Scissors-Type Bridge and Its Validation with Hammering Test
Yuki Chikahiro, Ichiro Ario
2nd Global Meet on Civil, Structural and Environmental Engineering (GMCSEE2023), 21 Oct. 2023, InvitedExtremely modular Arm-Z manipulator
Zawidzka Ela, Yuki Chikahiro, Ichiro Ario
令和5年度土木学会全国大会, 14 Sep. 2023Performance Evaluation of Aluminum Alloy Tensioned Truss Bridges Using Parametric Analysis
iriiroshi Ichiki, Yuki Chikahiro
令和5年度土木学会全国大会, 14 Sep. 2023Effect of Pin Joint Geometry on Ultimate Behavior of Modular Bridges
Yu Koike, Yuki Chikahiro
civil engineering society central branch research meeting, 03 Mar. 2023Influence of deck position on seismic behaviour of scissors bridge
Tomoto Kometani, Yuki Chikahiro
第77回 土木学会全国大会, 16 Sep. 2022Optimum form of aluminium alloy tension girders based on material cost minimisation
Shota Mizuno, Yuki Chikahiro
第77回 土木学会全国大会, 16 Sep. 2022Influence of Position of Decks on Seismic Behaviour of Scissors-type Bridge
Y. Chikahiro, T. Kometani, I. Ario
WCCM-APCOM 2022, Jul. 2022Finite Element Analysis at Pin Joints of Modular Bridge under Uniaxial Tensile Loads
Y. Koike, Y. Chikahiro, M. Nakazawa, I. Ario
WCCM-APCOM 2022, Jul. 2022Finite Element Analysis of Load Capacity of Panel Bridge with Multi-Scissors Structure
K. Ohno, Y. Chikahiro
WCCM-APCOM 2022, Jul. 2022Stiffener effect on CFST under cyclic load
S. Zenzai, S. Shigeru, Y. Chikahiro, T. Ohkami
4th Polish Congress of Mechanics and the 23rd International Conference on Computer Methods in Mechanics, Sep. 2019Finite analysis for the periodic scissors structure
I. Ario, T. Yamashita1, Y. Chikahiro and M. Nakazawa
4th Polish Congress of Mechanics and the 23rd International Conference on Computer Methods in Mechanics, Sep. 2019Seismic performance of robotic bridge using scissors system
Y. Chikahiro, S. Zenzai, S. Shimizu, I. Ario and M. Nakazawa
4th Polish Congress of Mechanics and the 23rd International Conference on Computer Methods in Mechanics, Jul. 2019Seismic behaviour of a concrete-filled steel tube with diaphragm
S. Zenzai, S. Shimizu, Y. Chikahiro, T. Ohkami
The 41th Solid Mechanics Confrence, Aug. 2018Deployable Mobile Bridge created from Origami
I. Ario, S. Ono, I. Tanikura, Y. Chikahiro, M. Nakazawa, P. Pawlowski, C. Graczykowski, J. Holnicki-Szulc
9th International Conference on Bridge Maintenance, Safety and Management, Jul. 2018FUNDAMENTAL STUDY ON DYNAMIC PROPERTY OF DEPLOYABLE EMERGENCY BRIDGE USING SCISSORS MECHANISM
Y. Chikahiro, I. Ario, K. Adachi, S. Shimizu, P. Pawlowski, C. Graczyokowski, J. Holnicki-Szulc
Footbridge 2017 Berlin - Tell A Story, Sep. 2017NUMERICAL STUDY ON REINFORCEMENT AND OPTIMIZATION OF A SCISSORS STRUCTURE
Y. Chikahiro, I. Ario, M. Nakazawa, J. Holnicki-Szulc, P. Pawlowski, C. Graczykowski
The 40th Solid Mechanics Confrence, Aug. 2016Study on theoptimization of the reinforced scissor type bridge
Y. Chikahiro, I. Ario, J. Holnicki-Szulc, P. Pawlowski, C. Graczykowski
PCM-CMM-2015, Sep. 2015An Experimental Study On The Design Method Of A Real-sized Mobile Bridge For A Moving Vehicle
Y. Chikahiro, I. Ario, M. Nakazawa, S. Ono, J. Holnicki-Szulc, P. Pawlowski, C. Graczykowski
International Conference on Mobile, Adaptable and Rapidly Assembled Structures, Jun. 2014New Bridge Design and Analysis of the Prototype of a Foldable Bridge
Y. Chikahiro, I. Ario, Y. Tanaka, M. Nakazawa, I. Tanikura and S. Ono
5TH Australian Small Bridges Conference, Nov. 2012Dynamic analysis for the prototype of a new type of Mobilebridge
I. Ario, Y. Chikahiro and Y. Tanaka
7th European Nonlinear Dynamics Conference, Jul. 2011DYNAMIC VIBRATION OF A PROTOTYPE DEPLOYABLE BRIDGE BASED ON MFM
Y.Furukawa, I.Ario, Y.Tanaka, Y.Chikahiro, S.Matsumoto, M.Nakazawa, I.Tanikura and S.Ono
9th World Congress on Computational Mechanics and 4th Asian Pacific Congress on Computational Mechanics, Jul. 2010Courses
- 構造力学
National Institute of Technology, Nagano College - Experiment in Civil Engineering
Shinshu University - Practice in Design and Drawing of Construction Structures I
Shinshu University - Practice in Design and Drawing of Construction Structures II
Shinshu University - Structural mechanics
Shinshu University - Practince in Structural Engineering
Shinshu University - Bridge Engineering
Shinshu University - Steel Structure and Bridge Engineering
Shinshu University - Advanced Bridge Engineering
Shinshu University
Research Themes
- シザーズ型緊急橋のピン接合部の応力集中緩和に向けた理論的検討
科学研究費補助金, 若手研究
2023 - 2026 - 大成学術財団, シザーズ機構を用いた災害用折畳みパネル橋の最適パネル形態に関する研究
2023 - 2024 - 外国人招へい研究者(短期), 招へい研究者:施明祥教授(国立曁南国際大学), FDM方式3Dプリンタを用いた造形物の解析精度向上に向けた基礎的検討
台湾
2023 - 2023 - 関東地域づくり協会, 3Dプリンタを用いた木製パネル橋のピン接合部の試作
2023 - 2023 - 公益財団法人河川財団,令和元年東⽇本台⾵の千曲川流域における橋梁被害とその要因分析
2022 - 2022 - 公益財団法人 TAKEUCHI育英奨学会,シザーズ型緊急橋への適用を目的とした 曲げと軸力作用下における有孔アルミニウム押出型材の最適形状設計
2021 - 2021 - 長野県科学技術振興会,位相最適化による材料コストを意識したアルミニウム張弦橋の創造(対象:指導学生)
2021 - 2021 - 外国人招へい研究者(短期), 招へい研究者:施明祥教授(国立曁南国際大学), デジタル画像相関法を用いたシザーズ型緊急橋の応力集中評価とその可視化
台湾
2020 - 2022 - 信州大学工学部若里会, 材料コストを考慮したアルミニウム張弦橋の最適形態の創造と体系化
2020 - 2020 - トラス化を意識したシザーズ型緊急橋の補強対策が耐震性向上に与える影響
科学研究費補助金, 若手研究
2018 - 2020 - 形状最適化アプローチに基づいたカンチレバー形式モジュール橋梁構造の設計と試作
科学研究費補助金, 挑戦的研究(萌芽)
2018 - 2020 - 一般財団法人防災研究協会,基礎工事なしに展開架橋できる新しい吊橋の試作とその実験的評価
2017 - 2018 - 公益財団法人山口育英奨学会,シザーズ機構を応用した伸縮可能な緊急仮設橋の基礎振動特性に関する実験的研究
2017 - 2017 - 日本学術振興会(JSPS),二国間交流事業,Study of structural optimization and reinforcement of the Mobile Bridge
IPPT-PAN(ポーランド)
2016 - 2017 - 災害被災地への迅速架橋を目的としたシザーズ型緊急橋の耐震安全性評価
科学研究費補助金, 研究活動スタート支援
2016 - 2017 - 公益財団法人浦上奨学会,海外留学奨学生
2015 - 2015
Industrial Property Rights
Social Contribution Activities
- 2023, 裾花中学校に対して橋梁工学に関する模擬講義を行った
2023 - 2023, 東邦高等学校に対して橋梁工学に関する模擬講義を行った
2023 - 2022, 関東地方防災エキスパート長野支部講演会にて「自然災害後の橋の応急復旧活動」の講演
2022 - 2022, 松本蟻ケ崎高校にて「橋と自然災害」の講演
2022 - 2022, 産業フェアin信州2022にて災害復旧用緊急橋を紹介
オンライン, 2022 - 2022, 夢ナビライブ2022 in Autumnにて「人々の生活を一刻も早く日常に戻す、橋の復旧工学」の講演
2022 - 2021, 松本蟻ケ崎高校にて「橋と自然災害」の講演
2022 - 2022, 長野しんきんビジネスフェアにて災害復旧用緊急橋を紹介
2021 - 2017, 「2017防災産業展in東京」に出展
2021 - 2021, 関東地方防災エキスパート長野支部講演会にて「自然災害後の橋の応急復旧活動」の講演
2017
Educational activity information