Results 211 to 220 of about 5,943,676 (268)
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Relationships between interfacial behavior and flexural performance of hybrid steel-FRP composite bars reinforced seawater sea-sand concrete beams

Composite structures, 2021
The shortage of freshwater and river sand, as well as steel corrosion are challenges for the construction and maintenance of offshore and marine structures.
Shiqiang Han, Ao Zhou, J. Ou
semanticscholar   +1 more source

Ultrasonic reflection characteristics of FRP-to-FRP bonded joints with thick adhesive layers for bonding evaluation: Theoretical analysis

Composite Structures, 2020
Abstract Theoretical analysis for bonding evaluation by ultrasonic reflection characteristics is carried out with respect to FRP-to-FRP (Fiber Reinforced Polymer) bonded joints with thick adhesive layers. Spectrums of reflection coefficients depending on frequencies and incident angles are obtained, which are calculated theoretically and validated by
Cunfu He   +4 more
openaire   +1 more source

Experimental study on flexural shear strengthening effect on low-strength RC beams by using FRP grid and ECC

, 2021
This paper investigates the shear behaviour of reinforced concrete (RC) beams by using engineered cementitious composite (ECC) and fibre reinforced polymer (FRP) grid as a composite reinforcement layer.
Rui Guo   +5 more
semanticscholar   +1 more source

Stress concentration factors in tubular T/Y-connections reinforced with FRP under in-plane bending load

Marine Structures, 2021
Stress concentration factors (SCFs) in steel tubular T/Y-connections strengthened with fiber reinforced polymer (FRP) are investigated. In the first step, a finite element (FE) model was developed and verified using data of several available experimental ...
Hossein Nassiraei, Pooya Rezadoost
semanticscholar   +1 more source

TEST STUDY ON THE BEST PASTING LAYER OF FRP REINFORCED CONCRETE

Surface Review and Letters, 2019
To optimize the strengthening method using the fiber reinforced polymer (FRP) for the reinforcement of the concrete structure with cracks, the three-point bending test was conducted on the concrete beams wrapped with different layers of FRP materials.
XIANGQIAN FAN, JUEDING LIU
openaire   +1 more source

Parametric study and formula for SCFs of FRP-strengthened CHS T/Y-joints under out-of-plane bending load

, 2021
In this paper, the stress concentration factors (SCFs) in tubular T/Y-connections strengthened with fiber reinforced polymer (FRP) under OPB are investigated. For this aim, 263 FE models of T/Y-joints with FRP were generated and analyzed. In the FE models,
Hossein Nassiraei, Pooya Rezadoost
semanticscholar   +1 more source

Layered Blast Capacity Analysis of FRP Retrofitted RC Member

Advances in Structural Engineering, 2009
Fibre reinforced polymer (FRP) retrofitting of RC structures against blast loading is an emerging research area of major significance. Currently, several guidelines are available for the FRP retrofitting of RC structures against monotonic and seismic loads.
Wu, C., Oehlers, D., Day, I.
openaire   +2 more sources

A Study on the Chemical Pre-Treatments Suitable for the Layer Differentiation of FRP Waste

Journal of the Korean Society for Marine Environment & Energy, 2012
Abstract − As one of the methods for recycling the FRP from the waste ships, separation of roving layer from themat has some merits in a sense of the eco-friendly and economical recycling process. Similar characteristics, however,between the roving and the mat even with different ratio of the resin and the glass and the thickness of the roving ...
Seung-Hee Lee, Jung-Ki Lee, Yong-Ju Kim
openaire   +1 more source

Shear strengthening of RC beams with FRP grid-reinforced ECC matrix

, 2020
Fabric reinforced cementitious matrix (FRCM) composites are increasingly used for flexural and shear strengthening of reinforced concrete (RC) beams. This paper presents the results from an experimental study on the effectiveness and performance of a new
Xu Yang   +3 more
semanticscholar   +1 more source

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