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Jeong Hwan Lee, Jun Cong Ge and Jun Hee Song
As contemporary emerging materials, fiber-reinforced plastics/polymers (FRP) are widely used in aerospace automotive industries and in other fields due to their high strength-to-weight ratio, high stiffness-to-weight ratio, high corrosion resistance, low...
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Helder Luiz da Silva Rodrigues, Priscila Moreira da Silva, Dênio Ramam Carvalho de Oliveira
Pág. 323 - 330
This paper presents results of punching tests carried out in four reinforced concrete flat slabs, one of them without shear reinforcement and others strengthened with CFRP dowels. Slabs were 1000 mm square meters and 60 mm thick and were subjected to mid...
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Yasar Ameer Ali, Lateef Najeh Assi, Hussein Abas, Hussein R. Taresh, Canh N. Dang and SeyedAli Ghahari
Reinforced concrete deep beams are a vital member of infrastructures such as bridges, shear walls, and foundation pile caps. Thousands of dollars and human lives are seriously threatened due to shear failure, which have developed in deep beams containing...
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Kyung-Rae Koo, Hyun-Guk Kim, Dong-Geon Kim, Seong-Cheol Kwon and Hyun-Ung Oh
In the launch environment, satellites are subjected to severe dynamic loads. These dynamic loads in the launch environment can lead to the malfunction of the payload, or to mission failure. In order to improve the structural stability of satellites and e...
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Vladimir José Ferrari, Ana Paula Arquez, João Bento de Hanai
Pág. 437 - 444
It is researched, in this study, the strengthening technique known as Near Surface Mounted (NSM), which consists of the insertion of laminates of Carbon Fiber Reinforced Polymer (CFRP) into notches in the covering concrete structures. In the strengthenin...
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Sajjad Sayyar Roudsari, Liviu Marian Ungureanu, Soheil Soroushnia, Taher Abu-Lebdeh and Florian Ion Tiberiu Petrescu
The ductility and strength of reinforced concrete (RC) columns could be noticeably improved by replacing steel bars with polymeric bars. Despite the previous research on RC columns, most of those studies focused only on the lateral load capacity of this ...
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Daoyong Wang, Bo Song, Shuo Diao, Chao Wang and Chenhu Lu
Global warming makes many countries pay more attention to the use of wind energy. With the development of offshore wind power generation, the offshore wind turbine tower is facing the dual effects of marine corrosion and earthquake. The purpose of this p...
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Qian Zhao, Kai Zhang, Shuang Zhu, Hanyang Xu, Dianguo Cao, Lina Zhao, Ronghua Zhang and Wuliang Yin
Carbon fiber reinforced polymer (CFRP) plays an important role in many fields, especially in aviation and civil industries. The electrical conductivity of CFRP is critical for its electrical behavior, such as its lightning strike vulnerability, electroma...
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Leonyce Sousa de Santos, Iana Ingrid Rocha Damasceno, Leila Cristina Nunes Ribeiro, Dênio Ramam Carvalho de Oliveira
Pág. 463 - 468
Experimental results for twelve concrete columns with rectangular cross sections under axial compression are presented and discussed. Nine columns were strengthened with one layer of Carbon Fiber Reinforced Polymer (CFRP) at their ends. The study aimed t...
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Amir Hamzeh Keykha,Masoud Nekooei,Reza Rahgozar
Pág. 101 - 107
The need for strengthening and retrofitting is well known and extensive research is progressing in this field. The reasons for strengthening and retrofitting are numerous: increased loads, changes in use, deterioration, and so on. In recent years, the us...
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Francisco Lee-Orantes, Andrés Torres-Acosta, Miguel Martínez-Madrid, Carlos López-Cajún
Pág. Page 169 - 178
A Carbon fiber reinforced polymer (CFRP) composite was used as external reinforcement and as a cathodic protection (CP) system of steel in concrete elements. Electrical conductivity was tested for different epoxy resins by varying the amount and length o...
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Claudia Barile, Caterina Casavola, Giovanni Pappalettera and Paramsamy Kannan Vimalathithan
Assessing the damage evolution in carbon-fiber-reinforced polymer (CFRP) composites is an intricate task due to their complex mechanical responses. The acoustic emission technique (AE) is a non-destructive evaluation tool that is based on the recording o...
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Joost Segers, Saeid Hedayatrasa, Gaétan Poelman, Wim Van Paepegem and Mathias Kersemans
In this study, both linear and nonlinear vibrational defect imaging is performed for a cross-ply carbon fiber-reinforced polymer (CFRP) plate with artificial delaminations and for a quasi-isotropic CFRP with delaminations at the edge. The measured broadb...
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Jan Bielak, Maximilian Schmidt, Josef Hegger and Frank Jesse
With the innovative composite material carbon-reinforced concrete, thin-walled, high-performance components can be realized. A combination of carbon fiber reinforced polymer (CFRP) bars and non-metallic textile grids is advantageous as it exploits the fu...
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Rajai Al-Rousan and Mohammad AL-Tahat
This experimental study was conducted to evaluate the effectiveness of using carbon fiber-reinforced polymer (CFRP) composites with special anchoring grooves, specifically in terms of the ability of the concrete?CFRP bond to withstand elevated temperatur...
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Gift Nyikayaramba and Boris Murmann
In this work, an approach for enabling miniaturized, low-voltage hardware for active structural health monitoring (SHM) based on ultrasonic guided waves is investigated. The proposed technique relies on S-parameter measurements instead of time-domain pul...
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Gunawan Budi Wijaya,David Pratama Lays,Hongky Haodiwidjaya Tanto,Daniel Tjandra
Pág. 84 - 88
The use of Carbon Fiber Reinforced Polymer (CFRP), for both strengthening material and anode for Impressed Current Cathodic Protection (ICCP) system, is being investigated. The focus of this study is to develop the epoxy that has good bond strength...
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Guoyang Teng, Xiaojun Zhou, Chenlong Yang and Xiang Zeng
Discrete defects in thick composites are difficult to detect for the small size and the structure noise that appears in multilayer composites. In this paper, a nonlinear method, called recurrence analysis, has been used for characterizing discrete defect...
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Darwish A.M.
Pág. 113 - 117
Owing to the natural defects of wood, structural timber is currently used with conservative safety factors. This study investigates the use of Carbon Fiber Reinforced Polymer (CFRP) for improving the strength of structural timber. Four flexural test stag...
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Andrea Armonico, Laurent Michel, Mohamed Saidi and Emmanuel Ferrier
This paper examines the cracking behaviour of reinforced concrete beams strengthened by externally bonded fiber-reinforced polymer. The crack opening of RC structures is a key parameter for the durability of concrete structures. It is of vital importance...
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