Prestress losses and flexural behavior of reinforced concrete beams strengthened with posttensioned CFRP sheets

WW Wang, JG Dai, KA Harries… - Journal of Composites for …, 2012 - ascelibrary.org
An experimental study was conducted to investigate the flexural behavior and long-term
prestress losses of reinforced concrete (RC) beams strengthened with posttensioned carbon …

RC beams strengthened by prestressed CFRP plate subjected to sustained loading and continuous wetting condition: Time-dependent prestress loss

X Li, J Deng, Y Wang, Y **e, T Liu, K Rashid - Construction and Building …, 2021 - Elsevier
Prestress loss of CFRP during prestressing and service stage is one of the critical technical
issues in concrete structures rehabilitation. In this work, the prestress loss of reinforced …

Novel wedge-shaped bond anchorage system for pultruded CFRP plates

C Li, G **an - Materials and Structures, 2018 - Springer
Prestressed strengthening with carbon fiber reinforced polymer (CFRP) plates has gained
attention for the rehabilitation of existing structures. In this study, a novel wedge-shaped …

[HTML][HTML] Effect of wetting/drying cycling on flexural behavior of RC beams strengthened by prestressed CFRP plate: Experimental and analytical investigations

X Li, M Zhu, J Deng, L Ding - Case Studies in Construction Materials, 2023 - Elsevier
Using prestressed carbon fiber reinforced polymers (CFRPs) is a promising technique for
strengthening reinforced concrete (RC) structures. This study aimed to investigate the …

Cold region durability of a two-part epoxy adhesive in double-lap shear joints: Experiment and model development

YJ Kim, M Hossain, I Yoshitake - Construction and Building Materials, 2012 - Elsevier
This paper presents the behavior of a two-part epoxy adhesive bonded to a steel substrate
(typical combination for FRP-repair of deteriorated steel girder bridges) subjected to cold …

Intermediate crack-induced debonding in RC beams externally strengthened with prestressed FRP laminates

WW Wang, JG Dai, KA Harries - Journal of Reinforced …, 2013 - journals.sagepub.com
Intermediate crack-induced debonding is often a dominant failure mode in fiber-reinforced
polymer (FRP)-strengthened reinforced concrete (RC) beams in flexure. It has been …

[HTML][HTML] Experimental and Theoretical Study on Anchorage Loss of Prestressed CFRP-Reinforced Concrete Beams

Q Liu, H Jiang, G Tao, P Zhuge - Applied Sciences, 2024 - mdpi.com
To investigate the anchorage loss mechanism of externally prestressed CFRP tendons in
concrete beams, this study introduces a novel theoretical calculation system (TCS) …

Prediction of prestress losses in RC beams externally strengthened with prestressed CFRP sheets/plates

WW Wang, JG Dai, KA Harries… - Journal of Reinforced …, 2014 - journals.sagepub.com
This paper presents an analytical model for predicting the short and long-term prestress
losses in reinforced concrete (RC) beams strengthened with prestressed carbon fiber …

Predictive response of notched steel beams repaired with CFRP strips including bond-slip behavior

YJ Kim, KA Harries - International Journal of Structural Stability and …, 2012 - World Scientific
This paper presents the flexural behavior of notched steel beams repaired with carbon fiber-
reinforced polymer (CFRP) strips. A combined experimental and computational approaches …

Prestressed FRP systems

J Michels, J Barros, I Costa, J Sena-Cruz… - … : State-of-the-art report of …, 2016 - Springer
This chapter provides an overview on the state-of-the-art in prestressing systems for the
structural retrofitting of reinforced concrete (RC) structures using Externally Bonded (EB) …