Interfacial Stress Evaluation According to Flexural Reinforcement of Pultruded I-Shape Fiber Reinforced Polymer Plastic Member Reinforced with Carbon Fiber Sheet

Author(s):  
SARAA NYAMDAVAA ◽  
◽  
Sun-Hee Kim ◽  
Kang Yeon Lee ◽  
Sung-Jin Park
2018 ◽  
Vol 3 (1) ◽  
pp. 259
Author(s):  
Butje Alfonsius Louk Fanggi ◽  
Anastasia Henderina Muda ◽  
Abia Erasmus Mata ◽  
Albert Aun Umbu Nday ◽  
Melchior Bria ◽  
...  

Penelitian ini bertujuan untuk menguji sejauhmana FRP tube yang terbuat dari Carbon Fiber Sheet efektif digunakan sebagai material perkuatan kolom beton ringan pada saat kolom tersebut dibebani secara tekan sentris. Sejumlah delapan buah silinder beton ringan dengan ukuran diameter 150 mm dan tinggi 300 mm dicetak dan dites hingga hancur. Kedelapan silinder tersebut terdiri dari dua buah silinder tanpa perkuatan, empat buah silinder dengan perkuatan menggunakan FRP tube, dan dua buah silinder dengan perkuatan menggunakan FRP wrapping. Hasil penelitian ini tidak dapat menunjukan sejauhmana FRP tube maupun wrapping efektif digunakan untuk memperkuat beton ringan karena benda uji miring. Walaupun demikian, tampak bahwa FRP tube dengan 3 lapis sangat efektif untuk memperkuat beton ringan Karena itu, untuk mengatasi masalah kemiringan pada benda uji yang diperkuat dengan FRP tube, perlu digunakan bekesting pada saat pengecoran.


PCI Journal ◽  
2014 ◽  
Vol 59 (1) ◽  
pp. 103-113 ◽  
Author(s):  
Clayton A. Burningham ◽  
Chris P. Pantelides ◽  
Lawrence D. Reaveley

2019 ◽  
Vol 7 (1) ◽  
pp. 30-34
Author(s):  
A. Ajwad ◽  
U. Ilyas ◽  
N. Khadim ◽  
Abdullah ◽  
M.U. Rashid ◽  
...  

Carbon fiber reinforced polymer (CFRP) strips are widely used all over the globe as a repair and strengthening material for concrete elements. This paper looks at comparison of numerous methods to rehabilitate concrete beams with the use of CFRP sheet strips. This research work consists of 4 under-reinforced, properly cured RCC beams under two point loading test. One beam was loaded till failure, which was considered the control beam for comparison. Other 3 beams were load till the appearance of initial crack, which normally occurred at third-quarters of failure load and then repaired with different ratios and design of CFRP sheet strips. Afterwards, the repaired beams were loaded again till failure and the results were compared with control beam. Deflections and ultimate load were noted for all concrete beams. It was found out the use of CFRP sheet strips did increase the maximum load bearing capacity of cracked beams, although their behavior was more brittle as compared with control beam.


2020 ◽  
Vol 57 (4) ◽  
pp. 241-253
Author(s):  
Zhiqiang Han ◽  
Jung-kyu Choi ◽  
Inhyuck Hwang ◽  
Jinyoung Kim ◽  
Daekyun Oh

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