Zobrazeno 1 - 10
of 977
pro vyhledávání: '"fiber concrete"'
Publikováno v:
工程科学学报, Vol 46, Iss 12, Pp 2181-2190 (2024)
Investigating the effect of steel fiber blending schemes on the dynamic mechanical properties and damage evolution of concrete is crucial for deep-shaft construction projects. Dynamic impact tests were conducted on steel fiber concrete specimens with
Externí odkaz:
https://doaj.org/article/bf0b9833f72c4f6f81a5efa9fae45249
Autor:
ZHAO Licai
Publikováno v:
Chengshi guidao jiaotong yanjiu, Vol 27, Iss 8, Pp 166-173 (2024)
Objective The Xiaozhuang Station-Wanshou Station interval shield tunnel is located in a highly fractured rock layer with developed groundwater, facing extremely complex geological conditions and requiring relatively high crack resistance and compress
Externí odkaz:
https://doaj.org/article/648c6f5daf674073b317b5f403cf292e
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-16 (2024)
Abstract It is widely known that adding fibers to concrete improves the properties of concrete, which has a brittle behavior. Although concrete has high compressive strength but poor tensile strength, this has led researchers to offer a variety of wa
Externí odkaz:
https://doaj.org/article/861791d0798a4e3ea4e471a520976cf1
Publikováno v:
Frontiers in Materials, Vol 11 (2024)
Concrete faces the difficulties of low tensile strength and poor crack resistance in building structures. In order to remedy this deficiency. In this paper, steel-polypropylene hybrid fiber reinforced concrete (SPFRC) was prepared by adding steel fib
Externí odkaz:
https://doaj.org/article/888b3681e7cd46e895855e32b57f5215
Publikováno v:
Heliyon, Vol 10, Iss 11, Pp e32240- (2024)
In order to find a simple method to study the effect of basalt fibers on the mechanical properties of concrete when incorporated into concrete, machine learning is introduced in this work on an experimental basis. The basalt fiber-reinforced concrete
Externí odkaz:
https://doaj.org/article/36c28c09988b49a8b8b129e6c53500e8
Publikováno v:
Buildings, Vol 14, Iss 8, p 2471 (2024)
The use of ferronickel slag powder (FNSP) as a cementitious additional material has been supported by numerous reports. FNSP concrete has the same shortcomings as ordinary concrete, including low hardness. In this study, in order to make FNSP concret
Externí odkaz:
https://doaj.org/article/ca2669cc995b4440a39b4b1b38a590f9
Publikováno v:
Buildings, Vol 14, Iss 7, p 2062 (2024)
Economic limitations often hinder the extensive use of fiber-reinforced concrete in full-scale structures. Addressing this, the present study explored localized reinforcement at critical interfaces, deploying a novel synchronized casting mold that de
Externí odkaz:
https://doaj.org/article/f51a4d30c5a5481f9f801f3544a3e59f
Publikováno v:
Applied Sciences, Vol 14, Iss 13, p 5941 (2024)
Increasingly, research indicates that steel fibers can significantly enhance the engineering properties of mortar and concrete; however, few studies have examined their impact on the reinforcement of in-service tunnel linings within sleeve arch struc
Externí odkaz:
https://doaj.org/article/14214ad8166f44d2917418b09b39de7e
Autor:
H. Hasanzade, M. K. Sharbatdar
Publikováno v:
مهندسی عمران شریف, Vol 39.2, Iss 2, Pp 15-27 (2023)
The flexural performance of steel fiber reinforced concrete (SFRC) is significantly influenced by fiber properties such as fiber quality, shape, aspect ratio, orientation, and distribution. Digital image processing is an optical and non-contact measu
Externí odkaz:
https://doaj.org/article/6739105cb9f1465bab2612d5b9f52f47
Publikováno v:
Archives of Civil Engineering, Vol vol. 69, Iss No 2, Pp 571-582 (2023)
Large floors of industrial enterprises, warehouses, stores, and shopping centres are quite heavily loaded with production technologies, transport mechanisms, stored material or shelf stackers. Regarding simple reinforcement and construction, industri
Externí odkaz:
https://doaj.org/article/beaf6937fbbd45dd8de06d9a9faabb30