Results 1 to 10 of about 65,000 (285)

Scale effect of rockfill materials and its influences on deformation and stress analysis of Aertashi CFRD

open access: yesYantu gongcheng xuebao, 2021
The influences of scale effect on the numerical analysis after construction stage of Aertashi CFRD are studied based on the super-large triaxial (800 mm in sample diameter and 160 mm in the maximum particle size) and commonly large triaxial (300 mm in ...
NING Fan-wei 1, 2, KONG Xian-jing 1, 2, ZOU De-gao 1, 2, LIU Jing-mao 1, 2, YU Xiang 3, ZHOU Chen-guang 1, 2
doaj   +1 more source

Measuring absolute volume of triaxial soil specimens

open access: yesYantu gongcheng xuebao, 2021
The soil volume in triaxial tests is an essential parameter to characterize stress and strain behaviors of soils. In recent years, more and more image-based methods have been developed for the triaxial tests on deformation measurement of soils.
CAI Yang , LI Lin, LU Yi
doaj   +1 more source

Influence of different axis-translation techniques using ceramic disks/microporous membrane filters on mechanical/hydraulic behavior of unsaturated soil

open access: yesSoils and Foundations, 2023
Element tests, such as water retention tests and triaxial tests, are efficient and widely used methods for investigating the elementary hydro-mechanical behavior of unsaturated soil.
Junnan Ma, Xi Xiong, Feng Zhang
doaj   +1 more source

True triaxial tests on transversely isotropic unsaturated loess

open access: yesYantu gongcheng xuebao, 2022
In order to study the mechanical properties of transversely isotropic unsaturated remolded loess under complex stress paths, two groups of 15 tests are carried out using the true triaxial apparatus.
GUO Nan 1, CHEN Zheng-han 1, 2, YANG Xiao-hui 1, GAO Deng-hui 3
doaj   +1 more source

Geotechnical Behaviour of Fly Ash–Bentonite Used in Layers

open access: yesApplied Sciences, 2022
Increasing infrastructure growth has forced the construction industry to look for wasteful, cheap, and suitable materials for construction. An investigation into the geotechnical utilization of fly ash was carried out in the present study.
Murtaza Hasan   +7 more
doaj   +1 more source

Study of the mechanical behaviour of reclaimed asphalt aggregates without binder addition [PDF]

open access: yesE3S Web of Conferences, 2019
The objective of this paper is to investigate a source of reclaimed asphalt aggregates without binder addition. To this end, a series of triaxial tests was performed. First, monotonic triaxial tests allowed to determine failure resistance of the material
Gaillard Laura   +3 more
doaj   +1 more source

Triaxial Testing of Frozen Sand [PDF]

open access: yesJournal of Glaciology, 1981
AbstractTriaxial testing of frozen saturated Ottawa sand under confined compression was carried out under hydrostatic pressures varying between 0.1 and 75 MPa at a temperature of -10°C and strain-rate 7.7×10-5s-1. Yield and failure stresses increased with increasing hydrostatic pressures up to about 40 MPa, beyond which the stresses dropped.
Parameswaran, V. R., Jones, S. J.
openaire   +2 more sources

Development and preliminary application of a microfriction load-transfer plate for triaxial tests in geotechnical engineering

open access: yesYantu gongcheng xuebao, 2020
In order to solve the problem of end restraint in triaxial tests on coarse-grained soils, based on a new friction reduction method in which the contact between soils and loading plates is changed from the integral contact to the distributed one and the ...
WANG Yan-li , CHENG Zhan-lin , PAN Jia-jun , XU Han , WANG Jun-xiong
doaj   +1 more source

A simplified damage evolution relationship and deformation character¬istics of a pozzolanic lime mortar when subjected to unloading-reloading cycles in the pre-peak region

open access: yesFracture and Structural Integrity, 2019
Two series of uniaxial and triaxial compression tests including unloading-reloading cycles were performed under different confining press­ures, in order to study the stress-strain and the deformation behavior of a pozzolanic lime mortar subjected to ...
Kostas Kaklis   +3 more
doaj   +3 more sources

Large-Scale Triaxial Tests on Dilatancy Characteristics of Lean Cemented Sand and Gravel

open access: yesFrontiers in Earth Science, 2021
The dilatancy equation, which describes the plastic strain increment ratio and its dependence on the stress state, is an important component of the elastoplastic constitutive model of geotechnical materials.
Hang Yu   +4 more
doaj   +1 more source

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