Phase transition in porous materials: effects of material parameters and deformation regime on mass conservativity

M Brodbeck, M Suditsch, SM Seyedpour… - Computational …, 2024 - Springer
Phase transition in porous materials is relevant within different engineering applications,
such as freezing in saturated soil or pancake sea ice. Mathematical descriptions of such …

Comparison of various uncertainty models with experimental investigations regarding the failure of plates with holes

M Drieschner, Y Petryna, R Gruhlke, M Eigel… - Reliability Engineering & …, 2020 - Elsevier
Predicting ultimate limit states and failure mechanisms in real technical systems is essential.
This task is a real challenge because of a variety of uncertainties. The result often depends …

An efficient computational method for parameter identification in the context of random set theory via Bayesian inversion

TV Hoang, HG Matthies - International Journal for Uncertainty …, 2021 - dl.begellhouse.com
This work deals with parameter identification problems in which uncertainties are modeled
using random sets (RS), ie, set-valued random variables. Dempster's rule of combination is …

Local surrogate responses in the Schwarz alternating method for elastic problems on random voided domains

M Drieschner, R Gruhlke, Y Petryna, M Eigel… - Computer Methods in …, 2023 - Elsevier
Imperfections and inaccuracies in real technical products often influence the mechanical
behavior and the overall structural reliability. The prediction of real stress states and possibly …

Numerical upscaling of parametric microstructures in a possibilistic uncertainty framework with tensor trains

M Eigel, R Gruhlke, D Moser, L Grasedyck - Computational Mechanics, 2023 - Springer
A fuzzy arithmetic framework for the efficient possibilistic propagation of shape uncertainties
based on a novel fuzzy edge detection method is introduced. The shape uncertainties stem …

[图书][B] Towards an interactive crash simulation

BP van de Weg - 2023 - research.utwente.nl
To comply with ever-increasing requirements in vehicle safety, light weight design and
energy footprint, the automotive industry is currently undergoing a paradigm change where …

[PDF][PDF] Uncertainty quantification of material imperfections: surrogates, upscaling and inference

R Gruhlke - 2023 - depositonce.tu-berlin.de
I like to thank all the people that supported me during my studies and my doctoral research.
First and foremost I wish to show my gratitude to Martin Eigel for his mentoring and support …

[PDF][PDF] RundbRief

DRA KLAWONN, DRINGD BALZANI, B SCHMIDT… - gamm.org
Digitale Zwillinge [7] sind spezifische digitale Repräsentationen eines materiellen oder
immateriellen Objekts oder Prozesses aus der realen Welt. Sie integrieren alle Daten …