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Vinicius Moura de Oliveira, Alexandre Rossi, Felipe Piana Vendramell Ferreira, Adriano Silva de Carvalho and Carlos Humberto Martins
Few studies have investigated the structural behavior of steel-concrete composite alveolar beams in hogging bending regions. Their resistance can be reached by lateral distortional buckling (LDB), coupling LDB and local failure modes, or limit states of ...
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Zhuang Wang, Bing Wang, Haozhe Jiang and Ping Zhuge
To investigate the influence of external prestressing with carbon fiber-reinforced polymer (CFRP) tendons on the flexural and shear performance of reinforced concrete beams, a total of six simply supported beams with a length of 3.5 m and two two-span co...
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Fernando Gómez-Martínez and Agustín Pérez-García
Current formulations proposed by Eurocode 8 part 3 for the inelastic deformations of existing reinforced concrete members are assessed separately for wide beams (WB) and conventional deep beams (DB). The current approach, based on a large experimental da...
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Mohammad Sadegh Nematollahi, Hossein Mohammadi, Rossana Dimitri and Francesco Tornabene
We provide an analytical investigation of the nonlinear vibration behavior of thick sandwich nanocomposite beams reinforced by functionally graded (FG) graphene nanoplatelet (GPL) sheets, with a power-law-based distribution throughout the thickness. We a...
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Miguel Abambres, Komal Rajana, Konstantinos Daniel Tsavdaridis and Tiago Pinto Ribeiro
Cellular beams are an attractive option for the steel construction industry due to their versatility in terms of strength, size, and weight. Further benefits are the integration of services thereby reducing ceiling-to-floor depth (thus, building?s height...
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Muhammad Umair Saleem,Nauman Khurram,Muhammad Nasir Amin,Kaffayatullah Khan
Pág. 383 - 400
Current research work is aimed to numerically simulate the failure behavior of Fiber Reinforced Polymer (FRP) strengthened reinforced concrete beams having different FRP reinforcement ratios. Required objectives are achieved by performing a series of ben...
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Sergey S. Stafeev, Nikita N. Kazakov, Vladislav D. Zaitsev, Sergey D. Poletayev and Victor V. Kotlyar
In this work, the tight focusing of vector beams with azimuthal polarization and beams with a V-line of polarization singularity (sector azimuthal polarization) was simulated numerically using the Richards?Wolf formulas. It was demonstrated that in a tig...
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Omnia R. AbouEl-Hamd, Amr M. I. Sweedan, Bilal El-Ariss and Khaled M. El-Sawy
The strengthening of steel beams using hybrid fiber-reinforced polymers (HFRPs) has gained enormous attention over the last decades. Few researchers have investigated the effectiveness of the fastening techniques without a bonding agent to overcome the u...
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Bilal El-Ariss and Said Elkholy
This study addresses the feasibility of reusing pre-damaged steel beams in temporary structures. The extensive structural investigation of notch-damaged, unrepaired, and laterally unsupported steel beams was performed experimentally and numerically. The ...
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Vasyl Karpiuk,Alina Tselikova,Artur Khudobych,Irina Karpiuk,Anatoly Kostyuk
Pág. 42 - 53
Experimental data of strength, deformability, and crack resistance of 2,000×200×100 mm reinforced concrete and basalt-concrete beams are given. Longitudinal reinforcement consisted of 2 Ø14 A500C for reinforced concrete beams and 2 Ø14 BFRP (AKB800)...
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Yang Liu, Yuchi Huo, Lin Zhu, Mingxing Jin, He Zhang, Suyu Li and Wei Hua
Conical emission is a typical nonlinear phenomenon that occurs during the filamentation of femtosecond laser pulses in transparent media. In this work, the conical emission induced by two kinds of typical vortex beams (i.e., Laguerre?Gaussian (LG) and Be...
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Huijuan Wang, Changyong Li, Sihao Song, Yao Wang, Qingxin Meng and Fenglan Li
Because researchers are aiming to restore the deformation and minimize the crack width of existing concrete structures, the strengthening technology of prestressed carbon-fiber-reinforced plastic (CFRP) is currently the focus of many studies and applicat...
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Andrej Fa?alek, Ale? Stra?e, Bogdan ?ega, Johannes A. J. Huber and Milan ?ernek
Beech (Fagus Sylvatica L.) is a prevalent tree species in Slovenia and is suitable for manufacturing glulam beams. However, beech wood has certain limitations that can potentially be mitigated by combining it with Norway spruce (Picea abies (L.) Karst.) ...
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Xiu Li, Hongbing Zhu, Zhenghao Fu, Peng Liu and Changhuang Xia
To explore the influence of the volume-to-surface area ratio (V/S) on the creep of ceramsite concrete beams, the creep performance of ceramsite concrete beams with different V/S was studied through a long-term deformation observation test, theoretical de...
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Tao Yang, Zhongqing Han, Nianchun Deng and Wanqing Chen
Six concrete beam-column frame sub-assemblages reinforced with basalt fiber-reinforced polymer (BFRP) bars in the frame beams were designed to investigate the collapse resistance after a middle column removal. Effect of parameters, including span to dept...
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N. Jayaramappa
Pág. 77 - 89
Arch structures have been utilized through the ages, beginning in the ancient civilizations of Greece, Egypt and Rome, to present day with their common use in bridges. Arches are well known for the ability to carry loads spanning large areas. Also now a ...
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Kamyar B. Shahrbijari, Joaquim A. O. Barros and Isabel B. Valente
This article explores the application of the global resistance methods (GRMs) on the design of hybrid glass fiber-reinforced polymer (GFRP) and steel fiber-reinforced concrete (SFRC) beams. Addressing challenges posed by GFRP-reinforced beams, this study...
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Yunpeng Jiang and Qiang Sun
In this study, three different repair methods are proposed for the common broken parts of traditional wooden beams. Four wooden beams without initial damage and six repaired beams in a planar wooden frame are tested and numerical simulated. The test phen...
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Sang-Woo Kim
This study proposes a method for predicting the deflection of shear-critical reinforced concrete (RC) beams. Shear deterioration of shear-critical RC beams occurs before flexural yielding. After shear deterioration occurs in the shear-critical RC beams, ...
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?arko Petrovic, Bojan Milo?evic, Andrija Zoric, Slobodan Rankovic, Biljana Mladenovic and Dragan Zlatkov
Self-compacting concrete (SCC) is a type of concrete that is placed in the formwork under its own weight. Although there are many studies showing the behavior of SCC beams, most relate to the behavior of simple supported beams. Unlike those, this is a st...
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