Results 1 to 10 of about 214,838 (291)

Numerical Modeling of the Dynamic Elastic Modulus of Concrete. [PDF]

open access: yesMaterials (Basel), 2023
This article introduces simulations of theoretical material with controlled properties for the evaluation of the effect of key parameters, as volumetric fractions, elastic properties of each phase and transition zone on the effective dynamic elastic modulus.
Gidrão GMS   +5 more
europepmc   +5 more sources

Study of the Influence of Nonlinear Dynamic Loads on Elastic Modulus of Carbonate Reservoir Rocks

open access: yesEnergies, 2021
The paper presents the results of the experimental investigation of carbonate reservoir rocks subjected to quasistatic and nonlinear dynamic loads. During the quasistatic loading the zones of linear elasticity were determined.
Evgenii Riabokon   +5 more
doaj   +3 more sources

Experimental study on dynamic elastic modulus and damping ratio of lignin-fiber-reinforced sandy soil

open access: yesCase Studies in Construction Materials
Lignin fiber is a type of green reinforcing material that can effectively enhance the physical and mechanical properties of sandy soil when mixed into it.
Youjian Song   +6 more
doaj   +3 more sources

Method for Determination of the Dynamic Elastic Modulus for Composite Materials

open access: yesEngineering Transactions, 2013
Majority of polymer matrix composite materials, a marked viscoelastic behavior and faculties of dissipation of energy, it thus proves necessary to know the viscoelastic properties, as the dynamic Young modulus.
Abdellah MASSAQ   +2 more
doaj   +2 more sources

An experimental study of the dynamic characteristics of the undisturbed laterite under graded cyclic loading

open access: yesShuiwen dizhi gongcheng dizhi, 2022
In order to study the dynamic characteristics of the undisturbed lateritic soil subgrade under cyclic loading, the dynamic triaxial tests of undisturbed laterite are carried out with the SDT-20 dynamic triaxial apparatus.
Rui MU   +5 more
doaj   +1 more source

Study on dynamic and static elastic moduli of shale oil by different loading methods

open access: yesUnconventional Resources, 2023
Experiments on the dynamic and static elastic parameters under distinct loading conditions help clarify the effects of loading rate and strain amplitude on dynamic and static elastic moduli, and gain further insight into the moduli.
Huiyuan Bian   +3 more
doaj   +1 more source

Optimization of Subgrade Structure Parameters of Ballasted Track Passenger Dedicated Line

open access: yesShanghai Jiaotong Daxue xuebao, 2021
In order to improve the force condition of ballasted railway subgrade structure and reduce maintenance cost, it is necessary to study the influence of subgrade structure parameters on subgrade dynamic response under train load.
WANG Wei   +3 more
doaj   +1 more source

Study on the effects of drying–wetting cycles on the dynamic elasticity modulus of weathered red sandstone soil

open access: yesSN Applied Sciences, 2023
In this paper, the effect of drying–wetting cycles on the dynamic elasticity modulus of weathered red sandstone soil was studied based on a series of unconsolidated undrained dynamic triaxial tests under different confining pressures and with the help of
Yunye Deng
doaj   +1 more source

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