A contact formulation based on a volumetric potential: Application to isogeometric simulations of atrioventricular valves
This work formulates frictionless contact between solid bodies in terms of a repulsive
potential energy term and illustrates how numerical integration of the resulting forces is …
potential energy term and illustrates how numerical integration of the resulting forces is …
An immersogeometric formulation for free-surface flows with application to marine engineering problems
An immersogeometric formulation is proposed to simulate free-surface flows around
structures with complex geometry. The fluid–fluid interface (air–water interface) is handled …
structures with complex geometry. The fluid–fluid interface (air–water interface) is handled …
Coupling of IGA and peridynamics for air-blast fluid-structure interaction using an immersed approach
We present a novel formulation based on an immersed coupling of Isogeometric Analysis
(IGA) and Peridynamics (PD) for the simulation of fluid-structure interaction (FSI) …
(IGA) and Peridynamics (PD) for the simulation of fluid-structure interaction (FSI) …
Simulating air blast on concrete structures using the volumetric penalty coupling of isogeometric analysis and peridynamics
A stabilized Isogeometric formulation of compressible flows is coupled to a large-
deformation inelastic solid with an M7 Microplane constitutive model of concrete failure …
deformation inelastic solid with an M7 Microplane constitutive model of concrete failure …
Treatment of near-incompressibility and volumetric locking in higher order material point methods
RM Telikicherla, G Moutsanidis - Computer Methods in Applied Mechanics …, 2022 - Elsevier
We propose a novel projection method to treat near-incompressibility and volumetric locking
in small-and large-deformation elasticity and plasticity within the context of higher order …
in small-and large-deformation elasticity and plasticity within the context of higher order …
IGA-MPM: the isogeometric material point method
We propose the use of Isogeometric Analysis (IGA) within the context of the Material Point
Method (MPM), and refer to the approach as IGA-MPM. We use the idea of IGA, and its …
Method (MPM), and refer to the approach as IGA-MPM. We use the idea of IGA, and its …
Hyperbolic phase field modeling of brittle fracture: Part I—theory and simulations
We propose a new phase field model of dynamic brittle fracture, in which material damage
evolves according to a hyperbolic partial differential equation. This model can be stably …
evolves according to a hyperbolic partial differential equation. This model can be stably …
Hyperbolic phase field modeling of brittle fracture: Part II—immersed IGA–RKPM coupling for air-blast–structure interaction
Part I of this series introduced a formulation of phase field fracture in which the inclusion of
micro-scale inertia leads to a hyperbolic system of partial differential equations governing …
micro-scale inertia leads to a hyperbolic system of partial differential equations governing …
A fully coupled finite element formulation for liquid–solid–gas thermo-fluid flow with melting and solidification
Many important industrial processes, such as additive manufacturing, involve rapid mass,
flow and heat transport between gas, liquid and solid phases. Various associated …
flow and heat transport between gas, liquid and solid phases. Various associated …
IGA-PD penalty-based coupling for immersed air-blast fluid–structure interaction: a simple and effective solution for fracture and fragmentation
We present a novel formulation for the immersed coupling of isogeometric analysis and
peridynamics for the simulation of fluid–structure interaction (FSI). We focus on air-blast FSI …
peridynamics for the simulation of fluid–structure interaction (FSI). We focus on air-blast FSI …