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Punching Shear Capacity of Recycled Aggregate Concrete Slabs

open access: yesBuildings, 2022
This article investigates the punching shear behavior of recycled aggregate concrete (RAC) two-way slabs. Ten 1500 mm × 1500 mm × 100 mm slabs were tested monotonically.
Satjapan Leelatanon   +4 more
doaj   +2 more sources

Biomechanical assessment of various punching techniques [PDF]

open access: hybridZeitschrift für Rechtsmedizin, 2020
Punches without the use of instruments/objects are a common type of body violence and as such a frequent subject of medicolegal analyses. The assessment of the injuries occurred as well as of the potential of the assault to produce severe body harm is ...
J. Adamec   +5 more
openalex   +2 more sources

Enhancing punching shear and post-punching behavior of flat slabs using wire mesh, integrity bars and fibers [PDF]

open access: yesScientific Reports
Punching shear failure is a common issue in the connection between flat slabs and reinforced concrete columns. Once failure occurs, a supplementary load-carrying mechanism is necessary to prevent the progressive collapse of the connections.
Ali Janabi, M. Reza Esfahani
doaj   +2 more sources

Digital Twin-Driven Cyber-Physical System for Autonomously Controlling of Micro Punching System

open access: yesIEEE Access, 2019
Microstructure functional surface is widely used in an optical system because of its special micro-topological structure and particular physical properties.
Rongli Zhao   +6 more
doaj   +2 more sources

Effect of Shape, Number, and Location of Openings on Punching Shear Capacity of Flat Slabs

open access: yesBuildings, 2021
Experimental evidence have proved that punching shear capacity of flat slabs deteriorate with the presence of openings located within the critical perimeter around columns.
Ekkachai Yooprasertchai   +5 more
doaj   +2 more sources

Theoretical analysis and development of a mechanism with punching device for transplanting potted vegetable seedlings [PDF]

open access: greenInternational Journal of Agricultural and Biological Engineering, 2020
Several studies have indicated that potted vegetable seedling transplanting technology can greatly improve the ability of vegetable seedlings to resist cold, flood, drought, saline-alkali and pests.
Maile Zhou   +3 more
openalex   +2 more sources

The mechanism of permeability enhancement of coal seams by hydraulic fracturing based on the characterization of coal physical properties [PDF]

open access: yesScientific Reports
To further understand the mechanism of pressure relief and permeability enhancement in coal seams through hydraulic punching, this study employs microscopic testing methods such as porosity testing, spectral analysis, and image scanning, combined with ...
Xun Zhao   +9 more
doaj   +2 more sources

Strength of cast-in-place slabs for rectangular cross-section columns punching [PDF]

open access: yesE3S Web of Conferences, 2021
Flat slabs in contemporary buildings are most commonly supported by rectangular cross-section columns. Research of slabs supported by rectangular cross-section columns for punching is rather narrow.
Istomin Andrey, Kudryavtsev Maksim
doaj   +1 more source

Punching Shear Strength of Reinforced Concrete Flat Plates with Openings

open access: yesJurnal Engineering, 2023
Test results of six half-scale reinforced concrete flat plates connections with an opening in the vicinity of the column are reported. The test specimens represent a portion of a slab bounded by the lines of contraflexure around the column.
N. Oukaili, Thaar Saud Salman
semanticscholar   +1 more source

Punching shear performance of star-shaped steel plates reinforced RC slab-column connections

open access: yesCase Studies in Construction Materials, 2023
The progressive collapse of flat plate structures due to brittle punching shear failure of reinforced concrete (RC) slab-column connections is a major concern in structural engineering.
Yang Liu   +4 more
doaj   +1 more source

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