Results 51 to 60 of about 3,725,053 (229)

A cohesive viscoelastic-elastoplastic-damage model for DEM and its applications to predict the rate- and time-dependent behaviour of asphalt concretes

open access: yes, 2022
A cohesive viscoelastic-elastoplastic-damage model for DEM and its applications to predict the rate- and time-dependent behaviour of asphalt ...
DX Lu (13913976)   +2 more
core  

subratkumar1803/elastoplastic: elastoplastic

open access: yes, 2023
code for research ...
SUBRAT KUMAR MAHARANA
core   +1 more source

Fracture evolution of a thick soft protection layer and the water inrush mechanism in overburden under longwall mining

open access: yesDeep Underground Science and Engineering, EarlyView.
Through shear–tensile creep tests and viscoelastic modeling, the fracture evolution of thick soft protective layers is clarified. Results show thickness‐dependent rheological failure modes that govern four types of roof water inrush, providing a mechanism‐based framework for hazard prediction and control. Abstract In the Jurassic coal‐bearing strata of
Mengnan Liu   +4 more
wiley   +1 more source

Deep Neural Network-Based Inverse Identification of the Mechanical Behavior of Anisotropic Tubes

open access: yesJournal of Manufacturing and Materials Processing
Tube hydroforming is a versatile forming process widely used in lightweight structural applications, where accurate characterization of the hoop mechanical behavior is crucial for reliable design and simulation. The ring hoop tensile test (RHTT) provides
Zied Ktari, Pedro Prates, Ali Khalfallah
doaj   +1 more source

How to model the contractive behavior of soil in a heating test

open access: yesUnderground Space, 2016
In this paper, the thermodynamic behavior of soil was observed in well-known heating tests via a simulation, which included THM-coupled finite element analysis as the boundary value problem (BVP).
Feng Zhang, Yuhei Kurimoto
doaj   +1 more source

A Coupled Elastoplastic Damage Dynamic Model for Rock

open access: yesShock and Vibration, 2021
Rock dynamic constitutive model plays an important role in understanding dynamic response and addressing rock dynamic problems. Based on elastoplastic mechanics and damage mechanics, a dynamic constitutive model of rock coupled with elastoplastic damage ...
Xuelong Hu   +6 more
doaj   +1 more source

Elastoplastic analysis of reinforced concrete space frames using the uniaxial and biaxial bending method

open access: yesActa Scientiarum: Technology, 2022
The scope of the work involves reinforced concrete frame structures with variations in structural design conception for columns with biaxial bending or uniaxial bending. The beams are designed with simple bending criteria for singly or doubly reinforced
Pedro Cláudio dos Santos Vieira   +1 more
doaj   +1 more source

Seismic analysis and design of tunnels within fault ground: A review

open access: yesDeep Underground Science and Engineering, EarlyView.
The research methods of seismic response of tunnels within fault ground, including field investigations, analytical solutions, physical experiments, and numerical simulations, and seismic countermeasures are discussed. The present study examines the shortcomings and limitations of the current research and design, and puts forward proposals for future ...
Xingda Wang   +6 more
wiley   +1 more source

Development of a new advanced elastoplastic constitutive model that considers soil behavior at small strains: the EPHYSS model [PDF]

open access: yes, 2022
The Elastoplastic Hysteretic Small Strain (EPHYSS) model is an advanced elastoplastic model as a result from the combination of the Hysteretic Quasi-Hypoelastic (HQH) model that considers strain-induced anisotropy and can reproduce the nonlinear ...
Javier Castellón   +3 more
core   +1 more source

The Basic Formulas Derivation and Degradation Verification of the 3-D Dynamic Elastoplastic TD-BEM

open access: yesMathematics
In the field of dynamics research, in-depth exploration of three-dimensional (3-D) elastoplastic dynamics is crucial for understanding material behavior under complex dynamic loads.
Weidong Lei, Bingzhen Wu, Hongjun Li
doaj   +1 more source

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