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Optimizing modified triaxial testing for small strain zone using local displacement transducers and bender element for cement-treated soft soil [PDF]

open access: yesE3S Web of Conferences, 2021
The settlement behavior is a common problem on the railway structure that can be optimized by applying cement-treated soil as ground restoration. However, the application of a high cement mixing content needs a proper estimation that can be achieved by ...
Akmal Putera Muhammad   +3 more
doaj   +2 more sources

Design of a Broadband Cavity Baffle Bender Transducer

open access: yesJournal of Marine Science and Engineering, 2022
As low-frequency and broadband acoustic emission capability is beneficial to the detection range and acoustic communication speed of small scale autonomous underwater vehicles (AUV), this type of transducer is required, especially in cases of complex ...
Zhiwei Zhao   +6 more
doaj   +2 more sources

Effect of Wave Attenuation on Shear Wave Velocity Determination Using Bender Element Tests

open access: yesSensors, 2022
Wave attenuation is a widespread physical phenomenon in most acoustic tests, but there is a scarcity of quantitative investigations into the influence of wave attenuation on the determination of shear wave travel time in bender element tests.
Yanbin Gao   +3 more
doaj   +2 more sources

Integrated porosity estimation of partially saturated sand–hematite mixtures using electrical resistivity and elastic wave velocity [PDF]

open access: yesScientific Reports
For effective maintenance and failure prevention of mine tailing in geo-resource field, it is essential to assess porosity in both partially and fully-saturated tailing dams.
Jong-Sub Lee   +3 more
doaj   +2 more sources

A Laboratory-Scale Evaluation of Smart Pebble Sensors Embedded in Geomaterials [PDF]

open access: yesSensors
This paper introduces a novel approach to measure deformations in geomaterials using the recently developed ‘Smart Pebble’ sensors. Smart Pebbles were included in triaxial test specimens of unbound aggregates stabilized with geogrids.
Syed Faizan Husain   +6 more
doaj   +2 more sources

Shear modulus of hydrate bearing calcareous sand-fines mixture [PDF]

open access: yesE3S Web of Conferences, 2019
This article presents a laboratory study on the maximum shear modulus of a THF hydrate bearing calcareous sand (CS)–fines mixture. The maximum shear modulus was inferred from the shear wave velocity measured from the bender elements installed in a ...
Ji Litong   +3 more
doaj   +1 more source

Evaluation of the shear wave velocity (VS) of an artificial carbonate sand obtained with the use of bender elements test

open access: yesDyna, 2021
Carbonate sand is characterized by the presence of fragile grains, which may influence their mechanical response due to the imposed loading; especially cyclic loading.
Samuel Felipe Mollepaza Tarazona   +4 more
doaj   +1 more source

The maximum shear modulus of expansive soil during wetting-drying processes and its prediction

open access: yesShuiwen dizhi gongcheng dizhi, 2021
In order to examine the dynamic characteristics of expansive soil in natural environment, the maximum shear modulus of undisturbed and remoulded Nanyang expansive soil specimens were tested by using a triaxial apparatus equipping with a pair of bender ...
Wei CHEN, De’an SUN, Junran ZHANG
doaj   +1 more source

Experimental Study on the Aeolian Sand Solidification via MICP Technique

open access: yesGeofluids, 2022
This study solidifies the aeolian sand by microbial-induced carbonate precipitation (MICP) technique. The effects of cementation solution with different concentrations, particle size, and grouting batches are examined via the bender element, unconfined ...
Yijun Zhou, Yulong Chen
doaj   +1 more source

Simulasi Pembebanan Komponen Bender pada Desain Mesin Begel Fabricator Menggunakan Software Autodesk Inventor 2020

open access: yesQuantum Teknika, 2021
Stress analysis of the bender components in the design of the begel fabricator machine was carried out using FEA (Finite Element Analysis) with three variations of the constituent material parameters, namely 6061 aluminum, mild steel, and cast iron with ...
Satriawan Dini Hariyanto   +1 more
doaj   +1 more source

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