Computational aerodynamics with isogeometric analysis

Y Bazilevs, K Takizawa, TE Tezduyar… - Journal of …, 2023 - academic.oup.com
The superior accuracy isogeometric analysis (IGA) brought to computations in fluid and solid
mechanics has been yielding higher fidelity in computational aerodynamics. The increased …

Space–time isogeometric flow analysis with built-in Reynolds-equation limit

T Kuraishi, K Takizawa, TE Tezduyar - Mathematical Models and …, 2019 - World Scientific
We present a space–time (ST) computational flow analysis method with built-in Reynolds-
equation limit. The method enables solution of lubrication fluid dynamics problems with a …

[HTML][HTML] Heart valve isogeometric sequentially-coupled FSI analysis with the space–time topology change method

T Terahara, K Takizawa, TE Tezduyar… - Computational …, 2020 - Springer
Heart valve fluid–structure interaction (FSI) analysis is one of the computationally
challenging cases in cardiovascular fluid mechanics. The challenges include unsteady flow …

Free-surface flow modeling and simulation of horizontal-axis tidal-stream turbines

J Yan, X Deng, A Korobenko, Y Bazilevs - Computers & Fluids, 2017 - Elsevier
A computational free-surface flow framework that enables 3D, time-dependent simulation of
horizontal-axis tidal-stream turbines (HATTs) is presented and deployed using a complex …

[HTML][HTML] Gas turbine computational flow and structure analysis with isogeometric discretization and a complex-geometry mesh generation method

Y Bazilevs, K Takizawa, MCH Wu, T Kuraishi… - Computational …, 2021 - Springer
A recently introduced NURBS mesh generation method for complex-geometry Isogeometric
Analysis (IGA) is applied to building a high-quality mesh for a gas turbine. The compressible …

Boundary layer mesh resolution in flow computation with the space–time variational multiscale method and isogeometric discretization

T Kuraishi, K Takizawa, TE Tezduyar - Mathematical Models and …, 2022 - World Scientific
We present an extensive study on boundary layer mesh resolution in flow computation with
the Space–Time Variational Multiscale (ST-VMS) method and isogeometric discretization …

Flow computation with the space–time isogeometric analysis and higher-order basis functions in time

Y Liu, K Takizawa, Y Otoguro, T Kuraishi… - … Models and Methods …, 2022 - World Scientific
We present method-evaluation incompressible-flow computations with Space–Time
Isogeometric Analysis (ST-IGA) and higher-order basis functions in time. The computational …

[HTML][HTML] Ventricle-valve-aorta flow analysis with the space–time isogeometric discretization and topology change

T Terahara, K Takizawa, TE Tezduyar… - Computational …, 2020 - Springer
We address the computational challenges of and presents results from ventricle-valve-aorta
flow analysis. Including the left ventricle (LV) in the model makes the flow into the valve, and …

[HTML][HTML] Compressible-flow geometric-porosity modeling and spacecraft parachute computation with isogeometric discretization

T Kanai, K Takizawa, TE Tezduyar, T Tanaka… - Computational …, 2019 - Springer
One of the challenges in computational fluid–structure interaction (FSI) analysis of
spacecraft parachutes is the “geometric porosity,” a design feature created by the hundreds …

[HTML][HTML] High-resolution multi-domain space–time isogeometric analysis of car and tire aerodynamics with road contact and tire deformation and rotation

T Kuraishi, Z Xu, K Takizawa, TE Tezduyar… - Computational …, 2022 - Springer
We are presenting high-resolution space–time (ST) isogeometric analysis of car and tire
aerodynamics with near-actual tire geometry, road contact, and tire deformation and rotation …