Zobrazeno 1 - 10
of 3 322
pro vyhledávání: '"Shear behavior"'
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 12, Pp 4925-4943 (2024)
The effects of cyclic heat treatments on the fracture shear behaviors are rarely reported. To enhance our understanding, granite fractures having almost the same roughness were first exposed to cyclic heating at 400 °C and air-cooling treatments, an
Externí odkaz:
https://doaj.org/article/ea9790db8c924f718a4d040d19ea234a
Autor:
Huiqing Fang, Dan Zhao, Wenjun Wu, Guang Hu, Tao Jin, Ji Qiu, Jianjun Wang, Shengguo Ma, Tuanwei Zhang, Zhihua Wang
Publikováno v:
Journal of Materials Research and Technology, Vol 32, Iss , Pp 2815-2829 (2024)
Single-phase CrCoNi-based medium-entropy alloys (MEAs) have garnered considerable attention as a promising class of metallic materials. However, despite this growing interest, the dynamic mechanical response of CrCoNi-based MEAs at high strain rate r
Externí odkaz:
https://doaj.org/article/5e49d62a6e57462ab59f9d97ab7e88c6
Publikováno v:
Journal of Rehabilitation in Civil Engineering, Vol 12, Iss 3, Pp 137-158 (2024)
The behavior of lightweight reinforced concrete deep beams (LRCDBs) under fire conditions is investigated in this study, with a specific focus on the effect of varying transverse reinforcement spacing. Four LRCDB specimens with transverse reinforceme
Externí odkaz:
https://doaj.org/article/128dc60b3f744a2b9be0d8f6104949fc
Publikováno v:
Soils and Foundations, Vol 64, Iss 6, Pp 101517- (2024)
In this study, machine learning prediction models (MLPMs), including artificial neural network (ANN), support vector regression (SVR), K-nearest neighbors (KNN), and random forest (RF) algorithms, were developed to predict the peak shear stress value
Externí odkaz:
https://doaj.org/article/61c5226ed3bb4f77b6eeba009f969f1e
Publikováno v:
Case Studies in Construction Materials, Vol 21, Iss , Pp e03771- (2024)
To improve the shear capacity and repair shear cracks in prestressed concrete box girders, a novel strengthening method utilizing Polyvinyl Alcohol-Engineered Cementitious Composite (PVA-ECC) was proposed and studied. The integrated method consisted
Externí odkaz:
https://doaj.org/article/be294633f7ad43088dae135c6be8f73f
Publikováno v:
Rock Mechanics Bulletin, Vol 3, Iss 4, Pp 100149- (2024)
Bimrocks are characterized by their geotechnically significant blocky structure, presenting complex shear behavior. This study investigates the shear behavior and dilatancy of bimrocks featuring a rock-like matrix, such as conglomerates. The study ad
Externí odkaz:
https://doaj.org/article/6d9b84e9b4454ed897fb935e8a5171b3
Autor:
Yousef Abbasi Parvin, Taleb Moradi Shaghaghi, Masoud Pourbaba, Seyed Saeed Mirrezaei, Yousef Zandi
Publikováno v:
Journal of Rehabilitation in Civil Engineering, Vol 12, Iss 2, Pp 41-57 (2024)
The flexural and shear behavior of ultra-high-performance fiber-reinforced concrete (UHPFRC) reinforced with different ratios of glass-fiber-reinforced polymer (GFRP) and conventional steel rebars is experimentally studied in this paper. For this pur
Externí odkaz:
https://doaj.org/article/2a7c1ea7676a43d788b5e558df0da801
Publikováno v:
Journal of Traffic and Transportation Engineering (English ed. Online), Vol 11, Iss 2, Pp 245-270 (2024)
Fiber-reinforced polymer (FRP) bars have been increasingly recognized in the field of civil engineering due to their advantages of light weight, high strength and excellent durability. FRP bars can replace steel bars in concrete beams and effectively
Externí odkaz:
https://doaj.org/article/c7e8ad6409de4347a687e2b04dfc4e22
Autor:
Fanzhen Meng, Feili Wang, Louis Ngai Yuen Wong, Jie Song, Muzi Li, Chuanqing Zhang, Liming Zhang
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 4, Pp 1216-1230 (2024)
The damage of rock joints or fractures upon shear includes the surface damage occurring at the contact asperities and the damage beneath the shear surface within the host rock. The latter is commonly known as off-fault damage and has been much less i
Externí odkaz:
https://doaj.org/article/9c93787270da445984fb17ddbdaac5c0
Publikováno v:
Case Studies in Construction Materials, Vol 20, Iss , Pp e03199- (2024)
In order to investigate the shear behavior of coral aggregate reinforced concrete beam (CARCB), the different concrete strength, steel types affect the shear behavior of CARCB was studied, the calculation formula of shear capacity (Vcs) and numerical
Externí odkaz:
https://doaj.org/article/a5170130739440e9a3ed838609de97a7