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 …

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 …

[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 …

[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 …

Space–time isogeometric analysis of car and tire aerodynamics with road contact and tire deformation and rotation

T Kuraishi, S Yamasaki, K Takizawa… - Computational …, 2022 - Springer
We present a space–time (ST) isogeometric analysis framework for car and tire
aerodynamics with road contact and tire deformation and rotation. The geometries of the …

[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 …

Multiscale space–time methods for thermo-fluid analysis of a ground vehicle and its tires

K Takizawa, TE Tezduyar, T Kuraishi - Mathematical Models and …, 2015 - World Scientific
We present the core and special multiscale space–time (ST) methods we developed for
thermo-fluid analysis of a ground vehicle and its tires. We also present application of these …

[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 …

Multiscale space–time isogeometric analysis of car and tire aerodynamics with road contact and tire deformation: full-domain computation to high-resolution tire …

T Kuraishi, K Takizawa, TE Tezduyar, Z Xu… - … in Computational Fluid …, 2023 - Springer
We are presenting a multiscale space–time (ST) isogeometric analysis framework for car
and tire aerodynamics with road contact and tire deformation. It is a framework of full-domain …

[HTML][HTML] Space–time variational multiscale isogeometric analysis of a tsunami-shelter vertical-axis wind turbine

Y Otoguro, H Mochizuki, K Takizawa… - Computational …, 2020 - Springer
We present computational flow analysis of a vertical-axis wind turbine (VAWT) that has been
proposed to also serve as a tsunami shelter. In addition to the three-blade rotor, the turbine …