نتایج جستجو برای: crack deflection

تعداد نتایج: 34108  

Journal: :Structures 2021

This study was numerically focused on the non-linear behaviour of glass fibre reinforced polymer (GFRP) concrete beams with different amounts transverse reinforcement. The mid-span deflection beam cannot effectively be restricted using higher amount flexural GFRP bars, owing to their low deformability factor. So, use high reinforcement ratio is proposed decrease and crack widths. Following this...

Journal: :International Journal on Advanced Science, Engineering and Information Technology 2022

This research was conducted on the Surakarta-Gemolong-Geyer road, which is suspected to be built expansive land. Every day, this road always passed by large vehicles, so it feared that will easily damaged if not routinely carried out maintenance. study aims analyze damage rigid pavement highway using ATENA 3D software. The analyzed in deflection. factors make crack and wide were added heavy veh...

Journal: :Computer Methods in Applied Mechanics and Engineering 2021

Fracture is a ubiquitous phenomenon in most composite engineering structures, and often the responsible mechanism for catastrophic failure. Over past several decades, many approaches have emerged to model predict crack The phase field method fracture uses surrogate damage propagation, eliminating arduous need explicit meshing. In this work novel numerical framework proposed implementing hybrid ...

2000
Peter K. Liaw H. Choe D. Chen

perhaps the most progress has been made with alloys based on nickel and especially titanium aluminides. These alloys can Boron-containing molybdenum silicides have received some exhibit significant room temperature ductility, at least compared interest of late due to their superior low-temperature "pest" to other intermetallics, but have the major disadvantage that their resistance and comparab...

Journal: :Advanced Engineering Materials 2022

Transparent materials with high strength and toughness are highly demanded as engineering for consumer electronic, structural, optical applications. In this article number 2200350 by Qiang Fu co-workers, a simple bioinspired approach is reported to achieve combination of fracture (KIC = 2.0 MPa·m1/2) transparency in lithium disilicate/apatite glass-ceramic through the creation an acicular cryst...

Journal: :journal of mining and environment 2015
m. eftekhari a. baghbanan h. hashemolhosseini

the cracked brazilian disc (cbd) specimen is widely used in order to determine mode-i/ii and mixed-mode fracture toughness of a rock medium. in this study, the stress intensity factor (sif) on the crack-tip in this specimen is calculated for various geometrical crack conditions using the extended-finite element method (x-fem). this method is based upon the finite element method (fem). in this m...

Journal: : 2022

In the past, arch represented one of few structural systems which provide a possibility to cover large spans. Nowadays, same importance is presented as need increased with increase construction spans and arched structures are constructed in different shapes from various materials such brick, steel reinforced concrete. The main aim this study was investigate behavior ultimate strength concrete s...

Journal: :IOP conference series 2022

Abstract Keramasan Bridge 2 is a bridge with an age of more than 30 years, so it necessary to review its feasibility and serviceability. Based on visual observations, there are signs cracks in the transverse longitudinal directions floor. results loading test, stated that deflection girder has exceeded allowable deflection, cause floor crack caused by non-uniform vertical movement girder. this,...

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