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Influence of Basalt Fiber Dispersed Reinforcement on the Work of Concrete Beams with Non-metallic Composite Reinforcement
Recently, non-metallic composite reinforcement has been used more frequently to reinforce concrete beam structures. It has a number of advantages in comparison with steel: much greater tensile strength, high corrosion resistance, low weight, dielectric constant. However, non-metallic composite reinforcement has a lower elasticity compared to steel, and beams reinforced with non-metallic composite reinforcement have worse characteristics of deformability and crack resistance. To improve these characteristics, dispersed basalt fiber reinforcement of concrete beams with non-metallic composite reinforcement has been proposed, the effectiveness of which has been proven experimentally. The test specimens were beams with a cross section of 100 × 200 mm and a length of 2100 mm, which were made of laboratory-made concrete. The basic reinforcement of each of the beams was one rod of working basalt-plastic reinforcement type ANPB with length of 2080 mm (diameter varied in series: 4, 6, 8, 10, 12 or 13 mm). The beams were tested on a power bench according to the scheme of pure bending – two concentrated forces located in the thirds of the run, transmitting the load from the hydraulic jack.
Influence of Basalt Fiber Dispersed Reinforcement on the Work of Concrete Beams with Non-metallic Composite Reinforcement
Recently, non-metallic composite reinforcement has been used more frequently to reinforce concrete beam structures. It has a number of advantages in comparison with steel: much greater tensile strength, high corrosion resistance, low weight, dielectric constant. However, non-metallic composite reinforcement has a lower elasticity compared to steel, and beams reinforced with non-metallic composite reinforcement have worse characteristics of deformability and crack resistance. To improve these characteristics, dispersed basalt fiber reinforcement of concrete beams with non-metallic composite reinforcement has been proposed, the effectiveness of which has been proven experimentally. The test specimens were beams with a cross section of 100 × 200 mm and a length of 2100 mm, which were made of laboratory-made concrete. The basic reinforcement of each of the beams was one rod of working basalt-plastic reinforcement type ANPB with length of 2080 mm (diameter varied in series: 4, 6, 8, 10, 12 or 13 mm). The beams were tested on a power bench according to the scheme of pure bending – two concentrated forces located in the thirds of the run, transmitting the load from the hydraulic jack.
Influence of Basalt Fiber Dispersed Reinforcement on the Work of Concrete Beams with Non-metallic Composite Reinforcement
Lecture Notes in Civil Engineering
Blikharskyy, Zinoviy (editor) / Koval, Petro (author) / Koval, Maksym (author) / Balabukh, Yaroslav (author) / Hrymak, Oleh (author)
International Scientific Conference EcoComfort and Current Issues of Civil Engineering ; 2020 ; Lviv, Ukraine
2020-08-17
7 pages
Article/Chapter (Book)
Electronic Resource
English
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