Chapter
May 14, 2014
Unified Failure Model of Reinforced Concrete Members Subjected to Hazard Loads I: Ductile Failure Analysis
Authors: Xi Chen [email protected] and Xila LiuAuthor Affiliations
Publication: Sustainable Development of Critical Infrastructure
Abstract
A simple and unified failure model is proposed for rectangular reinforced concrete (RC) members subjected to axial loads, bending, shear force and torsion. As observed in experiments, there are two distinct types of failure mechanisms, ductile failure and brittle failure. They are analyzed separately and different analyses are proposed, respectively, only using failure criteria and equilibrium conditions. In the present paper, a lower-bound limit analysis of ductile failure is proposed. First, the warped 3-dimensional failure surface is demonstrated; then, stress distributions on the failure surface can be described; and, finally, equilibrium conditions would lead to the interaction relationship among external loads.
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© 2014 American Society of Civil Engineers.
History
Published online: May 14, 2014
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ASCE Technical Topics:
- Analysis (by type)
- Axial loads
- Concrete
- Continuum mechanics
- Disaster risk management
- Disasters and hazards
- Ductility
- Dynamics (solid mechanics)
- Engineering fundamentals
- Engineering materials (by type)
- Engineering mechanics
- Failure analysis
- Failure loads
- Forces (type)
- Material failures
- Material mechanics
- Material properties
- Materials characterization
- Materials engineering
- Mechanical properties
- Reinforced concrete
- Shear forces
- Solid mechanics
- Static loads
- Statics (mechanics)
Authors
Affiliations
Department of Solid Mechanics, Shanghai Jiaotong University, Shanghai 200240, China. E-mail: [email protected]
Xila Liu
Department of Civil Engineering, Shanghai Jiaotong University, Shanghai 200240, China
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Terms of Use: ASCE Library Cards are for individual, personal use only. Reselling, republishing, or forwarding the materials to libraries or reading rooms is prohibited.