Identification of material parameters at high strain rates using ...

This study introduces a straightforward method that combines experiments, numerical simulations, and optimization to identify the parameters of a ductile ...

(PDF) Identification of material parameters at high strain rates using ...

Material models play a crucial role in finite element analysis, especially for evaluating deformations under high strain rates.

ABSTRACT. Material models play a crucial role in finite element analysis, especially for evaluating deformations under high strain rates. This study.

Identification of material parameters at high strain rates using ...

NASA/ADS · Identification of material parameters at high strain rates using ballistic impact tests and inverse finite element analysis.

[PDF] Identification of material parameters at high strain rates using ...

Material models play a crucial role in finite element analysis, especially for evaluating deformations under high strain rates.

Identification of material parameters at high strain rates using ...

... identify the parameters of a ductile material model at high strain rates. We conduct ballistic impact tests using a single-stage light gas gun and spherical ...

Identification of material parameters at high strain rates using ... - OUCI

Material models play a crucial role in finite element analysis, especially for evaluating deformations under high strain rates.

Identification of constitutive equations at very high strain rates using ...

Highlights · Abstract · Introduction · Section snippets · Principle of the present methodology · Materials · Finite element simulation of high-pressure shock wave ...

(PDF) Identification of Constitutive Material Model Parameters for ...

This paper presents a methodology to determine deformation behavior of work materials in high-strain rate metal cutting conditions and utilizes evolutionary ...

Identification of material parameters for aluminum foam at high strain ...

... material modeling and identification of constitutive parameters at high strain rates. ... The constitutive model parameters with the minimum discrepancy between ...

Identification of Constitutive Material Model Parameters for High ...

This paper presents a methodology to determine deformation behavior of work materials in high-strain rate metal cutting conditions and utilizes evolutionary ...

Identification of material parameters for aluminum foam at high strain ...

The constitutive model parameters with the minimum discrepancy between experimental and SANN curves are obtained by using the surrogate modeling and PSO methods ...

Material constitutive behavior identification at high strain rates using ...

The parameters for each objective strain rate (Obj. S ε ) are listed in Table 1. Page 4. 7 th. International Conference on High Speed Forming – ...

High strain-rate tensile testing and viscoplastic parameter ...

High strain-rate tensile testing and viscoplastic parameter identification ... These new sets of material parameters are compared with the initial ones and the.

Determination of the constants of material models at high strain rates ...

Material models are widely used in finite element codes for analysis of material deformations particularly at high strain rates and elevated temperatures.

Inverse methods for the mechanical characterization of materials at ...

Diverse experimental techniques at high strain rates are available, such as the drop-test, the Taylor impact test or the Split Hopkinson pressure bar among ...

Determination of the Behaviour of Thermoplastics at High Strain ...

With this model it is possible to describe the stress-strain behaviour of thermoplastic materials in dependence of strain and strain rate. Also the hardening of ...

Material parameter identification using finite elements with time ...

The consideration of the strains is necessary to circumvent the influence of rigid body motions occurring in the experimental data. This is done ...

Does varying the strain rate of a mechanical test change the Youngs ...

My aim is to run an FEA model multiple times with varying mechanical properties obtained via tests at different strain rates (0.0001 s-1 to 1200 s-1).

Parameters identification in strain-rate and thermal sensitive visco ...

Semantic Scholar extracted view of "Parameters identification in strain-rate and thermal sensitive visco-plastic material model for an ...