A review of nonlinear FFT-based computational homogenization methods
M Schneider - Acta Mechanica, 2021 - Springer
Since their inception, computational homogenization methods based on the fast Fourier
transform (FFT) have grown in popularity, establishing themselves as a powerful tool …
transform (FFT) have grown in popularity, establishing themselves as a powerful tool …
FFT based approaches in micromechanics: fundamentals, methods and applications
FFT methods have become a fundamental tool in computational micromechanics since they
were first proposed in 1994 by Moulinec and Suquet for the homogenization of composites …
were first proposed in 1994 by Moulinec and Suquet for the homogenization of composites …
[HTML][HTML] Effect of printing direction and thickness on the mechanical behavior of SLM fabricated Hastelloy-X
An FFT based polycrystalline homogenization framework is used to predict the temperature-
dependent response of SLM parts fabricated in Hastelloy-X, and to ascertain the origin of the …
dependent response of SLM parts fabricated in Hastelloy-X, and to ascertain the origin of the …
Simulated effects of sample size and grain neighborhood on the modeling of extreme value fatigue response
Assessing the size of representative volume elements (RVEs) for fatigue-related
applications is challenging. A RVE relevant to random microstructure requires a volume of …
applications is challenging. A RVE relevant to random microstructure requires a volume of …
Modeling the statistical distribution of fatigue crack formation lifetime in large volumes of polycrystalline microstructures
Microstructure-scale interactions involving crystallographic texture (orientation and
disorientation distributions), distributions of grain shape and size, nearest neighbor …
disorientation distributions), distributions of grain shape and size, nearest neighbor …
Microstructural statistics for low-cycle fatigue crack initiation in α+ β titanium alloys: A microstructure based RVE assessment
twist grain boundaries (BTGB) have been identified as critical microstructure configurations
regarding fatigue crack initiation in titanium alloys. In the presently reported study, Ti-Al-V …
regarding fatigue crack initiation in titanium alloys. In the presently reported study, Ti-Al-V …
[HTML][HTML] Towards an instant structure-property prediction quality control tool for additive manufactured steel using a crystal plasticity trained deep learning surrogate
The ability to conduct in-situ real-time process-structure-property checks has the potential to
overcome process and material uncertainties, which are key obstacles to improved uptake of …
overcome process and material uncertainties, which are key obstacles to improved uptake of …
[HTML][HTML] Microstructure sensitive fatigue life prediction model for SLM fabricated Hastelloy-X
A microstructure-sensitive fatigue life prediction framework based on CP-FFT is proposed to
study SLM fabricated Hastelloy-X. The microstructure enters in the model through the shape …
study SLM fabricated Hastelloy-X. The microstructure enters in the model through the shape …
A dynamical view of nonlinear conjugate gradient methods with applications to FFT-based computational micromechanics
M Schneider - Computational Mechanics, 2020 - Springer
For fast Fourier transform (FFT)-based computational micromechanics, solvers need to be
fast, memory-efficient, and independent of tedious parameter calibration. In this work, we …
fast, memory-efficient, and independent of tedious parameter calibration. In this work, we …
Effects of algorithmic simulation parameters on the prediction of extreme value fatigue indicator parameters in duplex Ti-6Al-4V
Abstract Fatigue Indicator Parameters (FIPs) serve as surrogate measures of the driving
force to form and grow transgranular fatigue cracks in metals and alloys. FIPs are volume …
force to form and grow transgranular fatigue cracks in metals and alloys. FIPs are volume …