玻璃纤维增强聚合物无配筋砖砌块抗震加固

IF 0.5 Q4 ENGINEERING, GEOLOGICAL

International Journal of Geotechnical Earthquake Engineering Pub Date : 2017-01-01 DOI:10.4018/IJGEE.2017010102

R. P. Nanda, H. Khan, A. Pal

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引用次数: 19

摘要

Theout-of-planeperformancesofbrickmasonrypanelswithdifferentretrofittingpatternsusingglass fibrereinforcedpolymers(GFRP)havebeenstudiedunderthree-pointloadingtest。Thepanelswere retrofittedononesideandbothsideswithdifferentgeometricconfigurations。Theretrofittedspecimens increasedthefailureloadfrom19.6kN(UR)to79.2kN。Itwasobservedthattheflexuralstrengthof theretrofittedpatternsincreasedfrom31.58%to150%whencomparedtoun-retrofittedspecimens。还有thebendingmomentoftheretrofittedpanelsincreasedfrom5.94kNmto8.96kNmwhen retrofittedwithoneside，whileitgoesupto14.88kNmwhenretrofittedwithbothsideascompared toun-retrofittedspecimens。Further，italsoobservedthatthepanelwithcrossretrofittingshowed moreefficiencyintermsofflexuralstrength，bendingmoment，stiffnessanddeformationcapacity。关键词抗弯强度，玻璃钢，砌体面板，加固，三点荷载试验

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Seismic Retrofitting of Unreinforced Brick Masonry Panels with Glass Fibre Reinforced Polymers

Theout-of-planeperformancesofbrickmasonrypanelswithdifferentretrofittingpatternsusingglass fibrereinforcedpolymers(GFRP)havebeenstudiedunderthree-pointloadingtest.Thepanelswere retrofittedononesideandbothsideswithdifferentgeometricconfigurations.Theretrofittedspecimens increasedthefailureloadfrom19.6kN(UR)to79.2kN.Itwasobservedthattheflexuralstrengthof theretrofittedpatternsincreasedfrom31.58%to150%whencomparedtoun-retrofittedspecimens. Also,thebendingmomentoftheretrofittedpanelsincreasedfrom5.94kNmto8.96kNmwhen retrofittedwithoneside,whileitgoesupto14.88kNmwhenretrofittedwithbothsideascompared toun-retrofittedspecimens.Further,italsoobservedthatthepanelwithcrossretrofittingshowed moreefficiencyintermsofflexuralstrength,bendingmoment,stiffnessanddeformationcapacity. KEywoRdS Flexural Strength, GFRP, Masonry Panel, Retrofitting, Three-Point Loading Test

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来源期刊

International Journal of Geotechnical Earthquake Engineering ENGINEERING, GEOLOGICAL-

CiteScore

1.90

自引率

25.00%

发文量