Experimental study on irreversible deterioration mechanism of CFRP-steel bonding system and durability-based design optimization

About this project

Japan Grant Number
JP23K13396
Funding Program
Grants-in-Aid for Scientific Research
Funding organization
Japan Society for the Promotion of Science
Project/Area Number
23K13396
Research Category
Grant-in-Aid for Early-Career Scientists
Allocation Type
  • Multi-year Fund
Review Section / Research Field
  • Basic Section 22020:Structure engineering and earthquake engineering-related
Research Institution
  • Kyushu University
Project Period (FY)
2023-04-01 〜 2026-03-31
Project Status
Granted
Budget Amount*help
4,550,000 Yen (Direct Cost: 3,500,000 Yen Indirect Cost: 1,050,000 Yen)

Research Abstract

This research aims to elucidate the irreversible deterioration mechanism of the CFRP-steel bonding system in atmospheric environment, using multi-scale characterization and interdisciplinary approaches. The experimental investigation will be conducted to clarify the influence of combined environmental parameters on the durability evolution of CFRP-steel joint systematically and quantitatively. Moreover, the accelerated deterioration effect of potential risks on system components will be demonstrated, which related to the material properties, corrosion resistance, and extreme environments.

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