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Computational Intelligence based crack modeling and inspection under extreme temperatures variations

Research Project

Project/Area Number 23KF0240
Research Category

Grant-in-Aid for JSPS Fellows

Allocation TypeMulti-year Fund
Section外国
Review Section Basic Section 22020:Structure engineering and earthquake engineering-related
Research InstitutionKyoto University

Principal Investigator

郭 佳  京都大学, 農学研究科, 准教授 (50868081)

Co-Investigator(Kenkyū-buntansha) DING ZHENGHAO  京都大学, 農学研究科, 外国人特別研究員
Project Period (FY) 2023-11-15 – 2026-03-31
Project Status Granted (Fiscal Year 2023)
Budget Amount *help
¥2,000,000 (Direct Cost: ¥2,000,000)
Fiscal Year 2025: ¥900,000 (Direct Cost: ¥900,000)
Fiscal Year 2024: ¥900,000 (Direct Cost: ¥900,000)
Fiscal Year 2023: ¥200,000 (Direct Cost: ¥200,000)
Keywordsextreme temperature / evolutionary algorithm / agent model
Outline of Research at the Start

This project is to explore the fracture mechanism of the cracks for concrete structures under the extreme temperature variations. To this end, a refined crack model will be investigated, which can be used to describe a series of destructive process under the extreme environment, and a data-driven and reinforced learning-assisted evolutionary algorithm is proposed to quantify the crack for the concrete structures. The developed algorithm could balance the calculation efficiency and accuracy, which is expected to quicky identify cracks using limited vibration data.

Outline of Annual Research Achievements

An evolutionary algorithm based on agent models and applied it to the modification of some finite element models of large structures have been successfully developed, which was reported by the Fellow. The algorithm obtained has relatively high computational efficiency and accuracy.

Current Status of Research Progress
Current Status of Research Progress

2: Research has progressed on the whole more than it was originally planned.

Reason

これまでの研究を継続して実施している。

Strategy for Future Research Activity

翌年度、受入研究者の変更を予定するが、研究計画とおりに進める方針である。

Report

(1 results)
  • 2023 Research-status Report
  • Research Products

    (5 results)

All 2024

All Journal Article (5 results) (of which Peer Reviewed: 5 results)

  • [Journal Article] Partially self-centering braces with NiTi- and Fe-SMA U-shaped dampers2024

    • Author(s)
      Hu Shuling、Alam M. Shahria、Zhang Yuelin、Ding Zhenghao、He Xiuzhang
    • Journal Title

      Thin-Walled Structures

      Volume: 197 Pages: 111605-111605

    • DOI

      10.1016/j.tws.2024.111605

    • Related Report
      2023 Research-status Report
    • Peer Reviewed
  • [Journal Article] Structural damage identification with output-only strain measurements and swarm intelligence algorithms: a comparative study2024

    • Author(s)
      Zhang Guangcai、Hou Jiale、Feng Kun、Wan Chunfeng、Xie Liyu、Xue Songtao、Noori Mohammad、Ding Zhenghao
    • Journal Title

      Measurement Science and Technology

      Volume: 35 Issue: 5 Pages: 056125-056125

    • DOI

      10.1088/1361-6501/ad2ad4

    • Related Report
      2023 Research-status Report
    • Peer Reviewed
  • [Journal Article] Substructural damage identification in a digital twin framework using heterogeneous response reconstruction2024

    • Author(s)
      Zhang, G.C., Zhou, Z.W., Wan, C.F., Ding, Z.H., Wu, Z.S., Xie, L.Y., Xue, S.T., and Wu, Z.S.
    • Journal Title

      Advances in Structural Engineering

      Volume: -

    • Related Report
      2023 Research-status Report
    • Peer Reviewed
  • [Journal Article] Post-earthquake repairability enhancement of BRBFs considering isotropic hardening with self-centering braces2024

    • Author(s)
      Hu Shuling、Zhang Ruibin、Alam M. Shahria、Ding Zhenghao
    • Journal Title

      Journal of Constructional Steel Research

      Volume: 217 Pages: 108638-108638

    • DOI

      10.1016/j.jcsr.2024.108638

    • Related Report
      2023 Research-status Report
    • Peer Reviewed
  • [Journal Article] A novel Bayesian empowered piecewise multi-objective sparse evolution for structural condition assessment’2024

    • Author(s)
      Ding, Z.H., Kuok, S.C., Yu, Y., Lei, Y.Z., Zhang, G.C., and Yuen, K.V.
    • Journal Title

      International Journal of Structural Stability and Dynamics

      Volume: -

    • Related Report
      2023 Research-status Report
    • Peer Reviewed

URL: 

Published: 2023-11-17   Modified: 2024-12-25  

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