نتایج جستجو برای: frp composites

تعداد نتایج: 48710  

2004
S. H. RIZKALLA

Strengthening of reinforced concrete structures using FRP has emerged as a potential solution to the problems associated with civil infrastructure. Many researchers have reported significant increases in strength and stiffness of concrete structures strengthened with FRP. Nevertheless, possible brittle failures of the strengthened system due to delamination of the FRP strips and/or sheets could...

Journal: :Fibers 2023

Fibre-reinforced polymer composites (FRPs) offer various benefits for bridge construction. Lightweight, durability, design flexibility and fast erection in inaccessible areas are their unique selling points engineering. FRPs used four applications: (1) FRP rebars/tendons concrete; (2) repair strengthening of existing bridges; (3) new hybrid–FRP bridges with conventional materials (4) all–FRP co...

Journal: :Buildings 2022

The construction sector is well known for its critical environmental impact resulting from the consumed amounts of raw materials and tremendous emissions greenhouse gases. Therefore, scientists need to promote study implications using alternative solutions such as fiber-reinforced polymers (FRP) throughout their service life. FRPs have gained increasing popularity in last few years due durabili...

Journal: :E3S web of conferences 2021

The tensile properties of fiber-reinforced composites (FRP) under various factors composite aging were studied by test. test parameters mainly include temperature, salt spray, ultraviolet, rainwater, and stress. results show that the higher faster FRP strength decreases; At same ultraviolet radiation has little effect on BFRP bars. Salt spray rainwater hydrolyze resin surface steel bars expose ...

2003
T. Hassan

Advances in the fields of polymers and composites have resulted in a major development of high strength fibre reinforced polymers (FRP). These materials offer great potential for cost-effective retrofitting of concrete structures. In response to the growing need for concrete repair and rehabilitation, an experimental program was conducted at the University of Manitoba in Winnipeg, Manitoba, Can...

Journal: :Sensors and Actuators A-physical 2022

This research demonstrates how a combination of two-way shape memory alloy (SMA), low-temperature liquid epoxy cure composites, and fibre reinforced plastic (FRP) may be utilised to create novel reversible actuator with built driven functionality. The novelty this work is that the can reverse its original mounted on different customized structures. strategy based knowledge SMA wires manufacturi...

Journal: :Engineering Fracture Mechanics 2022

Fracture mechanics data from fiber-reinforced polymer-matrix (FRP) composites are required for damage-tolerant design. Quantifying scatter is essential determining design limits. Scatter affected by the “human factor”, i.e., process and test operator actions. Intrinsic manufacture, processing environment shall be preserved; extrinsic specimen preparation, set-up, measurement resolution, analysi...

2003
T. Hassan

Advances in the fields of polymers and composites have resulted in a major development of high strength fibre reinforced polymers (FRP). These materials offer great potential for cost-effective retrofitting of concrete structures. In response to the growing need for concrete repair and rehabilitation, an experimental program was conducted at the University of Manitoba in Winnipeg, Manitoba, Can...

Journal: :International Journal of Steel Structures 2022

Abstract Fibre Reinforced Polymers (FRPs) are extensively employed to strengthen existing structures because of their several advantages over other strengthening techniques. On the hand, premature debonding FRP reduces its effectiveness in steel structures. Anchoring composites is an effective solution delay or even prevent debonding. Very limited anchorage methods, however, have been introduce...

Journal: :Composite Structures 2021

Hybrid composites become popular and are today used in a large number of contemporary structural applications. When compared to non-hybrid composites, hybridization offers additional benefits since the mixing cheaper, low-quality fibers, with more expensive fibers higher quality can improve properties composite without significantly affecting cost. Among improvements resulted from is fatigue be...

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