Compressive behavior of large-scale square reinforced concrete columns confined with carbon fiber reinforced polymer jackets

T Turgay, Z Polat, HO Koksal, B Doran, C Karakoç - Materials & Design, 2010 - Elsevier
Several experimental and analytical studies on the confinement effect and failure
mechanisms of fiber reinforced polymer (FRP) wrapped columns have been conducted over …

Application of fuzzy logic approach in predicting the lateral confinement coefficient for RC columns wrapped with CFRP

B Doran, K Yetilmezsoy, S Murtazaoglu - Engineering Structures, 2015 - Elsevier
Worldwide ageing infrastructures which are vulnerable to seismic lateral loads and located
in high seismicity regions have arrested the interest of many researchers to find alternative …

Nonlinear finite element modeling of rectangular/square concrete columns confined with FRP

B Doran, HO Koksal, T Turgay - Materials & Design, 2009 - Elsevier
Numerous confinement models which can be categorized as design or analysis oriented
have been proposed for predicting the behavior of fiber-reinforced polymer (FRP)-confined …

Axial stress-strain characteristics and confinement mechanism of concrete-encased steel composite columns: An analytical model

J Wang, M Cui, Y Jiao, X Fang - Journal of Building Engineering, 2023 - Elsevier
Concrete-encased steel (CES) composite columns are frequently employed in high-rise
buildings owing to their superior structural efficiency. The axial compression behaviour of …

A practical approach for modeling FRP wrapped concrete columns

HO Koksal, B Doran, T Turgay - Construction and Building Materials, 2009 - Elsevier
Fiber reinforced polymers (FRP) have gained rapid popularity in recent years as one of the
strengthening techniques of structural concrete elements. Particularly, increase in the use of …

Stress–strain model for high-strength concrete tied columns under concentric compression

HO Koksal, A Erdogan - Structures, 2021 - Elsevier
Providing accurate constitutive stress–strain relationships for confined concrete can
increase the reliability of the moment curvature (MC) analyses in the displacement-based …

Microplane constitutive model M4L for concrete. I: Theory

NV Tue, J Li, FC Caner - Computers & Structures, 2013 - Elsevier
The present, Part I, of this two-part study presents a new microplane constitutive model for
simulating the fracture and damage behavior of concrete materials subjected to various …

[HTML][HTML] Computational material modeling of masonry walls strengthened with fiber reinforced polymers

HO Koksal, O Jafarov, B Doran, S Aktan… - Structural Engineering …, 2013 - koreascience.kr
This paper aims to develop a practical approach to modeling of fiber reinforced polymers
(FRP) strengthened masonry panels. The main objective is to provide suitable relations for …

Numerical simulation of conventional RC columns under concentric loading

B Doran - Materials & Design, 2009 - Elsevier
This paper aims to explore the correct prediction of stress–strain behavior and the
determination of load ratio of conventional reinforced concrete (RC) columns subjected to …

Elastoplastic finite-element analysis of FRP-confined masonry columns

HO Köksal, S Aktan, AO Kuruşçu - Journal of Composites for …, 2012 - ascelibrary.org
The focus of the work described in this paper is on the development of a practical Drucker-
Prager (DP) type constitutive model for the nonlinear finite-element analysis (NLFEA) of fiber …