Results 21 to 30 of about 495,657 (263)

Testing of Johnson-Cook material model VPJC in EUROPLEXUS [PDF]

open access: yes, 2015
This document presents some numerical tests for the verification of the Johnson-Cook material model *VPJC) recently introduced in the EUROPLEXUS code (EPX).JRC.G.4-European laboratory for structural ...
AUNE Vegard   +3 more
core   +1 more source

A Modified Johnson Cook Constitutive Model for Aermet 100 at Elevated Temperatures

open access: yesHigh Temperature Materials and Processes, 2018
The predicted flow behaviors of Aermet 100 steel were analyzed within a wide range of temperatures of 1,073 K–1,473 K and strain rates of 0.01 s–1–50 s–1 based on isothermal compression tests.
Zhanwei Yuan, Fuguo Li, Guoliang Ji
doaj   +1 more source

On the high strain rate behavior of 63-37 Sn-Pb eutectic solders with temperature effects [PDF]

open access: yes, 2014
This study presents experimental results performed on samples of Eutectic solder material (63 wt. % Sn 37 wt. % Pb) loaded at high strain rates and elevated temperatures.
Bin Wang   +20 more
core   +1 more source

A non-ordinary state-based peridynamics formulation for thermoplastic fracture [PDF]

open access: yes, 2016
In this study, a three-dimensional (3D) non-ordinary state-based peridynamics (NOSB-PD) formulation for thermomechanical brittle and ductile fracture is presented.
Amani, J.   +5 more
core   +1 more source

Hot Deformation Behavior and Microstructure Evolution of 2219/TiB2 Al-matrix Composite [PDF]

open access: yesMaterials Research, 2020
Hot compression tests for 2219/TiB2 Al-matrix composite were conducted on a Gleeble-3500 isothermal simulator in the temperature range of 300~500°C and strain rates of 0.01, 0.1, 1, 10s-1 to obtain true stress strain curves.
Wang Jing, Liang Qiang, Li Ping
doaj   +2 more sources

Modelling, identification and application of phenomenological constitutive laws over a large strain rate and temperature range [PDF]

open access: yes, 2013
A review of the different phenomenological thermo-viscoplastic constitutive models often applied to forging and machining processes is presented. Several of the most common models have been identified using a large experimental database (Hor et al., 2013)
GERMAIN, Guénaël   +3 more
core   +8 more sources

Formulation and Implementation of the VPJC Material Model in EUROPLEXUS [PDF]

open access: yes, 2016
The report describes the formulation and implementation of the FORTRAN subroutine VPJC in EUROPLEXUS (abbreviated as EPX in the following). This is an elastic-thermoviscoplastic material model using the von Mises yield criterion, associated flow rule ...
AUNE Vegard   +3 more
core   +1 more source

DYNAMIC MECHANICAL PROPERTIES AND CONSTITUTIVE MODEL MODIFICATION OF SUS304 STAINLESS STEEL USED IN CARBODIES OF TRAINS

open access: yesJixie qiangdu, 2022
In order to study the dynamic mechanical properties of SUS304 stainless steel commonly used in rail vehicles, tensile tests under wide strain rates of 0.000 2 s-1~500 s-1 were carried out respectively.
LIU YuXin   +5 more
doaj  

Development of a new 3D model for the prediction of residual stress and fracture behaviour in Ti-6Al-4V after ultrasonic peening treatment [PDF]

open access: yes, 2017
Experimental and numerical studies have been carried out to determine the residual stress in Ti-6Al-4V after Ultrasonic Peening Treatment (UPT). Ultrasonic vibration output from the test equipment transducer was employed as the load to simulate the test ...
Li, W.   +5 more
core   +1 more source

Impact Dynamic Response of Spherical Net Shells: Finite Element-Based Computational Analysis Investigating the Influence of Dynamic Constitutive Models

open access: yesBuildings, 2023
The net shell is a widely utilized large-span space structure known for its aesthetically pleasing design and uniform load distribution, as well as serving as a prominent architectural landmark. In recent years, the impact resistance research of mesh and
Yuhang Shen   +3 more
doaj   +1 more source

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