The finite cell method: a review in the context of higher-order structural analysis of CAD and image-based geometric models

D Schillinger, M Ruess - Archives of Computational Methods in …, 2015 - Springer
The finite cell method is an embedded domain method, which combines the fictitious domain
approach with higher-order finite elements, adaptive integration, and weak enforcement of …

Computational engineering analysis with the new-generation space–time methods

K Takizawa - Computational Mechanics, 2014 - Springer
This is an overview of the new directions we have taken the space–time (ST) methods in
bringing solution and analysis to different classes of computationally challenging …

An immersogeometric variational framework for fluid–structure interaction: Application to bioprosthetic heart valves

D Kamensky, MC Hsu, D Schillinger, JA Evans… - Computer methods in …, 2015 - Elsevier
In this paper, we develop a geometrically flexible technique for computational fluid–structure
interaction (FSI). The motivating application is the simulation of tri-leaflet bioprosthetic heart …

Fluid–structure interaction analysis of bioprosthetic heart valves: significance of arterial wall deformation

MC Hsu, D Kamensky, Y Bazilevs, MS Sacks… - Computational …, 2014 - Springer
We propose a framework that combines variational immersed-boundary and arbitrary
Lagrangian–Eulerian methods for fluid–structure interaction (FSI) simulation of a …

Dynamic and fluid–structure interaction simulations of bioprosthetic heart valves using parametric design with T-splines and Fung-type material models

MC Hsu, D Kamensky, F Xu, J Kiendl, C Wang… - Computational …, 2015 - Springer
This paper builds on a recently developed immersogeometric fluid–structure interaction
(FSI) methodology for bioprosthetic heart valve (BHV) modeling and simulation. It enhances …

Isogeometric fluid–structure interaction analysis with emphasis on non-matching discretizations, and with application to wind turbines

Y Bazilevs, MC Hsu, MA Scott - Computer Methods in Applied Mechanics …, 2012 - Elsevier
In this paper we develop a framework for fluid–structure interaction (FSI) modeling and
simulation with emphasis on isogeometric analysis (IGA) and non-matching fluid–structure …

Fluid–structure interaction modeling of wind turbines: simulating the full machine

MC Hsu, Y Bazilevs - Computational Mechanics, 2012 - Springer
In this paper we present our aerodynamics and fluid–structure interaction (FSI)
computational techniques that enable dynamic, fully coupled, 3D FSI simulation of wind …

Weak coupling for isogeometric analysis of non-matching and trimmed multi-patch geometries

M Ruess, D Schillinger, AI Oezcan, E Rank - Computer Methods in Applied …, 2014 - Elsevier
Nitsche's method can be used as a coupling tool for non-matching discretizations by weakly
enforcing interface constraints. We explore the use of weak coupling based on Nitsche's …

Finite element simulation of wind turbine aerodynamics: validation study using NREL Phase VI experiment

MC Hsu, I Akkerman, Y Bazilevs - Wind Energy, 2014 - Wiley Online Library
ABSTRACT A validation study using the National Renewable Energy Laboratory (NREL)
Phase VI wind turbine is presented. The aerodynamics simulations are performed using the …

A Nitsche‐type formulation and comparison of the most common domain decomposition methods in isogeometric analysis

A Apostolatos, R Schmidt, R Wüchner… - International Journal …, 2014 - Wiley Online Library
This paper provides a detailed elaboration and assessment of the most common domain
decomposition methods for their application in isogeometric analysis. The methods …