Results 11 to 20 of about 25,196 (256)

Using Waste Concrete for Increasing Internal Sand Friction Angle [PDF]

open access: yesمدل‌سازی پیشرفته در مهندسی عمران
This research is a laboratory study to improve the geotechnical properties of sandy soils. Concrete waste with a grain size of 1.2 to 1 inch was used for this purpose.
Masoud Amelsakhi, Elham Tehrani Bajgiran
doaj   +2 more sources

Internal Friction of Angle Model of Particles [PDF]

open access: yes, 2021
Abstract Currently, pressure from industry to streamline processes by creating their simulation models, and thus to gradual digitization is increasing. The essence of representative simulation models of bulk materials is to understand the principles and laws of the real behavior of particles.
Jiri Zegzulka   +5 more
openaire   +1 more source

Evaluating the Effect of Soil Particle Characterization on Internal Friction Angle [PDF]

open access: yesAmerican Journal of Engineering and Applied Sciences, 2021
One of the critical design parameters used in evaluating soil structure is the friction angle, derived from Mohr's Circle failure criterion. The soil friction angle is an engineering parameter estimated in the laboratory to quantify the soil shear strength in geotechnical applications. This paper indicates an experimental study investigating the impact
Arezou Rasti   +3 more
openaire   +1 more source

Butane dihedral angle dynamics in water is dominated by internal friction [PDF]

open access: yesProceedings of the National Academy of Sciences, 2018
Significance The interpretation of rates of reactions that take place in a solvent is complicated because of the entanglement of free-energy and history-dependent friction effects. In this context, the dihedral dynamics of butane has played a paradigmatic role since it is simple yet relevant for conformational transitions in polymers ...
Daldrop, Jan O.   +3 more
openaire   +2 more sources

Upper Bound Finite Element Limit Analysis of Pullout Characteristics of Normal-Stressed Circular Anchor Plate

open access: yesGeofluids, 2022
In this paper, the pullout factor and failure mode of circular anchor plate at an inclined angle with the horizontal ground under the normal stress are studied with the method of the upper bound finite element limit analysis. The effects of soil cohesion,
Yibo Luo   +4 more
doaj   +1 more source

Failure Mechanism and Slope Factors for a Footing Resting on Slopes

open access: yesMagazine of Civil Engineering, 2021
The behaviour of a footing affected significantly with the presence of the slope. The effect of slope on the bearing capacity, slope factor, and failure mechanism has been explored using limit analysis.
SHUKLA RAJESH PRASAD
doaj   +1 more source

Effect of grain size distribution on the shear properties of sand

open access: yesFrontiers in Materials, 2023
In this study, we investigated the effect of particle size distribution on the shear properties of sand. Direct shear tests were conducted using four types of sand samples with different particle size distributions obtained from standard sand produced by
Hong Guo   +14 more
doaj   +1 more source

Three-Dimensional Combined Finite-Discrete Element Modeling of Shear Fracture Process in Direct Shearing of Rough Concrete–Rock Joints

open access: yesApplied Sciences, 2020
A three-dimensional combined finite-discrete element element method (FDEM), parallelized by a general-purpose graphic-processing-unit (GPGPU), was applied to identify the fracture process of rough concrete–rock joints under direct shearing.
Gyeongjo Min   +7 more
doaj   +1 more source

Analysis of Pharmaceutical Excipient MCC Avicel PH102 Using Compaction Equations

open access: yesJournal of Mechanical Engineering, 2016
This paper focuses on the characterization of the tabletting process and analysis one of the most common pharmaceutical excipients MCC Avicel PH102 by Heckel, Kawakita, Cooper-Eaton and Adams compaction equations.
Peciar Peter   +3 more
doaj   +1 more source

Experimental Determination of Cohesion and Internal Friction Angle on Conventional Concretes

open access: yesACI Materials Journal, 2017
Various failure criterions have been used for the nonlinear analysis of concrete and reinforced concrete structures. To get more accurate results from the analyses, the selected failure criterion must be appropriate with the characteristics of problem and the assumptions made in the criterion should comply with the characteristics of problem.
Pul, Selim   +4 more
openaire   +2 more sources

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