Results 41 to 50 of about 471 (140)

Numerical modeling of cyclic softening/hardening behavior of carbon steels from low- to high-cycle fatigue regime [PDF]

open access: yes, 2023
The aim of this study is to characterize the stress-strain behavior of three construction steels (SM490, SM570, and F18B) through both experimental and numerical investigations.
Fincato, R., Tsutsumi, S., Yonezawa, T.
core   +1 more source

Ductile damage evolution law for proportional and non-proportional loading conditions [PDF]

open access: yesFracture and Structural Integrity, 2019
The characterization of ductile damage evolution, and its description, have been the object of extensive research in the continuum damage mechanic field.
Riccardo Fincato   +2 more
doaj   +1 more source

A thermodynamic-based model for modeling thermo-elastoplastic behaviors of saturated clayey soils considering bound water dehydration

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2023
The non-isothermal deformation of soft mudrocks or clay soils is one of the most critical issues in energy and environmental related geotechnics. Clay-related geomaterials hold complex microstructure and mineral composition, which brings difficulty in ...
Mohammadhossein Sojoudi, Biao Li
doaj   +1 more source

Numerical analysis of drained compression behavior of fiber-reinforced sand based on a soil skeleton structure concept [PDF]

open access: yes, 2022
Reinforcing soils with tension resisting elements is an alternative soil improvement technique confirmed by a series of experimental studies. Fiber reinforcement has advantages in increasing the soil strength and improving the stability of geo-structures.
Ganiev, Jakhongirbek   +2 more
core   +1 more source

Meso to macro connections to capture fatigue damage in cemented materials [PDF]

open access: yes, 2023
Available online 16 August 2023Fatigue-induced damage is a common issue in cemented materials, involving the progressive formation and complicated propagation of fatigue cracks.
Bodin, D.   +5 more
core   +1 more source

Mechanical characteristics of saturated soils under thermo-cyclic loads

open access: yesYantu gongcheng xuebao, 2018
The impact of temperature on the large deformation of nuclear waste disposal, geothermal extraction and storage under cyclic load is should be considered.
ZHANG Sheng 1, 2, LIU Xue-qing 1, 2, XU Shuo 3, XIONG Yong-lin 4, ZHANG Feng 5
doaj   +1 more source

A re-formulation of extended subloading surface model for cyclic plasticity within small strain framework: hyperelastic-based formulation and fully implicit return-mapping scheme

open access: yesNihon Kikai Gakkai ronbunshu, 2016
This paper presents a re-formulation of the extended subloading surface model within the ‘unconventional plasticity’ concept applicable to cyclic loadings. The small strain theory is adopted in the model formulation.
Takuya IGUCHI   +2 more
doaj   +1 more source

速度型Space-Time有限要素法によるフィルダム耐震性能照査 [PDF]

open access: yes, 2021
京都大学新制・課程博士博士(農学)甲第23239号農博第2446号新制||農||1083(附属図書館)学位論文||R3||N5329京都大学大学院農学研究科地域環境科学専攻(主査)教授 村上 章, 教授 藤原 正幸, 教授 渦岡 良介学位規則第4条第1項該当Doctor of Agricultural ScienceKyoto ...
Sakai, Kotaro
core   +1 more source

Subloading-overstress friction model

open access: yesNihon Kikai Gakkai ronbunshu, 2014
The subloading-friction model proposed formerly is capable of describing the transition from the static to the kinetic friction and the recovery of static friction, which leads to the negative rate-sensitivity, i.e.
Koichi HASHIGUCHI   +4 more
doaj   +1 more source

Application of a Viscoelastic Model to Creep Settlement of High‐Fill Embankments

open access: yesAdvances in Civil Engineering, Volume 2019, Issue 1, 2019., 2019
In order to predict the creep settlement of high‐fill embankments, the time‐dependent viscoelastic model of Poynting–Thomson (the standard linear solid) has been chosen to represent the creep behavior of soils. In the present study, the hereditary integral was applied to calculate the strain while the load increase is varied with time.
Liang Jia, Guangli Huang, Hui Yao
wiley   +1 more source

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