Search Results - "Nie, X.F"

Compressive behavior of FRP-confined ultra-high performance concrete (UHPC) and ultra-high performance fiber reinforced concrete (UHPFRC) by Wang, J.J., Zhang, S.S., Nie, X.F., Yu, T.

“…Due to its superior mechanical properties and durability, ultra-high performance concrete (UHPC) or ultra-high performance fiber reinforced concrete (UHPFRC)…”
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Axial compressive behavior of CFRP-confined rubber concrete-encased H-shaped steel hybrid columns by Nie, X.F., Xiao, C., Zhang, S.S.

“…The use of rubber particles as aggregate replacement in concrete production (i.e., rubber concrete) is thought to be an efficient way to dispose of end-of-life…”
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Shear strengthening of RC beams with NSM FRP strips: Concept and behaviour of novel FRP anchors by Zhang, S.S., Jedrzejko, M.J., Ke, Y., Yu, T., Nie, X.F.

“…The high efficiency of the near-surface mounted (NSM) fibre-reinforced polymer (FRP) technique for improving the shear capacities of reinforced concrete (RC)…”
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Behaviour of RC beams with a fibre-reinforced polymer (FRP)-strengthened web opening by Nie, X.F., Zhang, S.S., Yu, T.

“…The beam opening (BO) technique, which involves (1) the creation of a web opening in the beam to weaken its flexural capacity and (2) the fibre-reinforced…”
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Strengthening of RC beams with rectangular web openings using externally bonded FRP: Numerical simulation by Nie, X.F., Zhang, S.S., Chen, G.M., Yu, T.

“…Making web openings in reinforced concrete (RC) beams is frequently required for the passage of utility ducts and/or pipes. Such web opening(s) leads to…”
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Strengths of RC beams with a fibre-reinforced polymer (FRP)-strengthened web opening by Nie, X.F., Zhang, S.S., Teng, J.G.

“…For the passage of utility ducts and/or pipes, openings often need to be created in the web of a reinforced concrete (RC) beam. Such a web opening can lead to…”
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On the FE modelling of RC beams with a fibre-reinforced polymer (FRP)-strengthened web opening by Nie, X.F., Zhang, S.S., Yu, T.

“…In order to realize the strong column-weak beam hierarchy in existing reinforced concrete (RC) frames, a novel seismic retrofit technique (i.e., beam opening…”
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Behavior of FRP spiral-confined concrete under concentric compression by Hu, X.B., Nie, X.F., Wang, J.J., Zhang, S.S.

“…Fiber-reinforced polymer (FRP) composites are emerging as potential construction materials for concrete members, particularly for marine structures where…”
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Characterization of anisotropic mode II fracture behaviors of a typical layered rock combining AE and DIC techniques by Fan, Z.D., Xie, H.P., Zhang, R., Lu, H.J., Zhou, Q., Nie, X.F., Luo, Y., Ren, L.

“…•KIIc cannot completely reflect crack propagation resistance for layered rocks.•Fracture process initiation and acceleration were found during shearing for…”
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Compressive behavior of FRP-confined normal concrete or seawater sea-sand concrete containing FRP-bar recycled coarse aggregates by Gao, Z.Y., Zhang, S.S., Lin, Guan, Yu, T., Nie, X.F.

“…Fiber-reinforced polymer (FRP) waste has become an environmental concern owing to the non-biodegradable nature and widespread use of FRP composites. Cutting…”
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Compressive behavior of RC columns strengthened with FRP and prefabricated UHPC blocks by Ke, Y., Zhang, T.R., Nie, X.F., Zhang, S.S.

“…The combined strengthening method of cross-sectional shape-modification and lateral FRP confinement has been proven to be capable of significantly improving…”
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Analysis-oriented stress–strain models for ultra-high-performance concrete confined with fiber-reinforced polymer by Zhang, S.S., Wang, J.J., Lin, Guan, Nie, X.F.

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Experimental study on RC T-section beams with an FRP-strengthened web opening by Nie, X.F., Zhang, S.S., Teng, J.G., Chen, G.M.

“…The strong column-weak beam hierarchy, which is now widely accepted in the design of reinforced concrete (RC) frames to achieve good seismic performance, is…”
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Shear behavior of reinforced concrete beams with GFRP needles by Nie, X.F., Fu, B., Teng, J.G., Bank, L.C., Tian, Y.

“…•Ten RC beams with coarse aggregate partially replaced by GFRP needles were tested.•Smooth GFRP needles slightly reduced the RC beam shear capacity.•Helically…”
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Finite element modelling of RC beams strengthened in flexure with NSM FRP and anchored with FRP U-jackets by Ke, Y., Zhang, S.S., Nie, X.F., Yu, T., Yang, Y.M., Jedrzejko, M.J.

“…Reinforced concrete (RC) beams flexurally-strengthened with near-surface mounted (NSM) fibre-reinforced polymer (FRP) bars/strips have been frequently found to…”
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Strengthening of RC beams in shear with novel near-surface mounted (NSM) U-shaped fiber-reinforced polymer (FRP) composites by Jedrzejko, M.J., Tian, J., Zhang, S.S., Ke, Y., Nie, X.F., Yang, Y.M.

“…•A novel NSM U-shaped FRP device (NUF) was proposed.•The effectiveness of NUFs on shear strengthening of RC beams was verified with tests.•The effects of NUF…”
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Strength models of near-surface mounted (NSM) fibre-reinforced polymer (FRP) shear-strengthened RC beams based on machine learning approaches by Ke, Y., Zhang, S.S., Jedrzejko, M.J., Lin, G., Li, W.G., Nie, X.F.

“…The shear strengthening of reinforced concrete (RC) beams using near-surface mounted (NSM) fibre-reinforced polymer (FRP) bars/strips has gained substantial…”
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Shear strengthening of RC beams with NSM FRP. I: Review of strength models by Jedrzejko, M.J., Zhang, S.S., Ke, Y., Fernando, D., Nie, X.F.

“…Near-surface mounted (NSM) fiber-reinforced polymer (FRP) technique is known as a promising alternative to the externally bonded (EB) FRP technique for…”
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Experimental study on T-shaped reinforced concrete beams with locally reduced cross-sections by Zhang, S.S., Zhang, D.D., Nie, X.F., Ye, J.P.

“…The principle of strong column and weak beam (SCWB) is often adopted in the design of reinforced concrete (RC) frames to ensure their optimum seismic…”
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Shear strengthening of RC beams with NSM FRP. II: Assessment of strength models by Ke, Y., Zhang, S.S., Jedrzejko, M.J., Fernando, D., Nie, X.F.

“…The application of near-surface mounted (NSM) fiber-reinforced polymer (FRP) for shear strengthening of RC beams has attracted abundant research in the past…”
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