Challenges in computational modeling of two-phase transport in polymer electrolyte fuel cells flow channels: a review
A Jarauta, P Ryzhakov - Archives of Computational Methods in …, 2018 - Springer
Excess of liquid water in gas channels of polymer electrolyte fuel cells is responsible for
malfunctioning of these devices. Not only it decreases their efficiency via partial blockage of …
malfunctioning of these devices. Not only it decreases their efficiency via partial blockage of …
Improving mass conservation in simulation of incompressible flows
We propose a technique for improving mass‐conservation features of fractional step
schemes applied to incompressible flows. The method is illustrated by using a Lagrangian …
schemes applied to incompressible flows. The method is illustrated by using a Lagrangian …
Fast fluid–structure interaction simulations using a displacement-based finite element model equipped with an explicit streamline integration prediction
We propose here a displacement-based updated Lagrangian fluid model developed to
facilitate a monolithic coupling with a wide range of structural elements described in terms of …
facilitate a monolithic coupling with a wide range of structural elements described in terms of …
An efficient edge‐based level set finite element method for free surface flow problems
We present an efficient technique for the solution of free surface flow problems using level
set and a parallel edge‐based finite element method. An unstructured semi‐explicit solution …
set and a parallel edge‐based finite element method. An unstructured semi‐explicit solution …
A two-dimensional numerical model for the sliding motion of liquid drops by the particle finite element method
Liquid drops sliding on surfaces are ubiquitous both in the natural and industrial world. The
prediction of such drop motions has far-reaching implications in many fields of application …
prediction of such drop motions has far-reaching implications in many fields of application …
A finite element model for fluid–structure interaction problems involving closed membranes, internal and external fluids
PB Ryzhakov, E Onate - Computer methods in applied mechanics and …, 2017 - Elsevier
In this paper we propose a Finite Element model for analyzing closed membranes (“bags”)
interacting with internal and external (surrounding) fluids. The approach is based on …
interacting with internal and external (surrounding) fluids. The approach is based on …
An embedded approach for immiscible multi‐fluid problems
PB Ryzhakov, A Jarauta - International journal for numerical …, 2016 - Wiley Online Library
An embedded formulation for the simulation of immiscible multi‐fluid problems is proposed.
The method is particularly designed for handling gas–liquid systems. Gas and liquid are …
The method is particularly designed for handling gas–liquid systems. Gas and liquid are …
On the application of the PFEM to droplet dynamics modeling in fuel cells
Abstract The Particle Finite Element Method (PFEM) is used to develop a model to study two-
phase flow in fuel cell gas channels. First, the PFEM is used to develop the model of free …
phase flow in fuel cell gas channels. First, the PFEM is used to develop the model of free …
A three-dimensional numerical model for the motion of liquid drops by the particle finite element method
Analysis of drop spreading and sliding on solid substrates is critical for many industrial
applications, such as microfluidic devices, cooling towers, and fuel cells. A new three …
applications, such as microfluidic devices, cooling towers, and fuel cells. A new three …
Combined Eulerian–PFEM approach for analysis of polymers in fire situations
In this paper, we present a computational algorithm for solving an important practical
problem, namely, the thermoplastic polymer melting under fire conditions. We propose here …
problem, namely, the thermoplastic polymer melting under fire conditions. We propose here …