碳纤维增强聚合物包覆钢筋混凝土梁受弯性能的数值研究

IF 0.6 Q4 CONSTRUCTION & BUILDING TECHNOLOGY
J. Geetha, R. Padmapriya
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引用次数: 0

摘要

由于负荷过大,混凝土建筑的施工故障和维护不善变得至关重要。纤维增强聚合物增加了承载能力,提高了延展性,减少了降解损伤。研究人员正在寻找新的和新颖的方法来加强梁,因为传统的加固技术有局限性,必须解决。复合材料包裹钢筋混凝土梁的技术由于其优良的性能,在结构应用中得到了广泛的应用。FRP具有较低的劳动力成本,是加固建筑物的一种简单技术,是一种更有效的解决方案。对CFRP包覆100mm、200mm和不包覆CFRP等不同层段的常规加固和CFRP加固进行了试验和分析,在变形和应力分析方面都取得了较好的结果。所有的实验数据都与计算的解析值进行了比较。在梁上使用碳纤维布,可以提高梁的强度、承载能力和延性。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Numerical Studies on Flexural Behaviour of Carbon Fiber Reinforced Polymer-Wrapped Reinforced Concrete Beam
Construction faults and poor maintenance of concrete buildings become crucial as a result of heavy loading. Fibre reinforced polymer increases load bearing capacity, improves ductility, and decreases degradation damages. The researchers are looking for new and novel ways to strengthen beams since traditional techniques of reinforcement have limits that must be addressed. Due to its better qualities, the technology of wrapping a Reinforced Concrete (RC) beam with composite material has become popular and widely employed in structural applications. FRP has a lower labour cost and is a simple technique to reinforce buildings for a more effective solution. The experimental and analytical work was done for both conventional and CFRP strengthening with various intervals, such as CFRP wrapped with a 100mm interval, CFRP wrapped with a 200mm interval, and CFRP wrapped without an interval, with improved results in deformationand stress analysis. All of the experimental data were compared to the calculated analytical values. When CFRP is used on a beam, it enhances its strength, load bearing capability, and ductility.
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来源期刊
CiteScore
0.90
自引率
20.00%
发文量
25
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