[HTML][HTML] A consistent, volume preserving, and adaptive mesh refinement-based framework for modeling non-isothermal gas–liquid–solid flows with phase change
This work expands on our recently introduced low Mach enthalpy method (Thirumalaisamy
and Bhalla 2023) for simulating the melting and solidification of a phase change material …
and Bhalla 2023) for simulating the melting and solidification of a phase change material …
An enthalpy based model for microstructure evolution during binary alloy solidification
An enthalpy based solidification model is presented to simulate the evolution of binary alloy
microstructure. The model is capable of simulating the nucleation and growth of multiple …
microstructure. The model is capable of simulating the nucleation and growth of multiple …
A model for predicting the effects of buoyancy driven convection on solidification of binary alloy with nanoparticles
Convection during the solidification of a binary alloy with nanoparticles governs the
nanoparticle, species and temperature distribution in the domain and thus the solidification …
nanoparticle, species and temperature distribution in the domain and thus the solidification …
A 2D model for prediction of nanoparticle distribution and microstructure evolution during solidification of metal matrix nanocomposites
A 2D numerical model to predict the microstructure evolution in binary alloy matrix
nanocomposites is presented. The main novelty of the model is that it captures the effect of …
nanocomposites is presented. The main novelty of the model is that it captures the effect of …
Analysis of gravity effects during binary alloy directional solidification by comparison of microgravity and Earth experiments with in situ observation
Under terrestrial conditions, solidification processes are influenced to a large degree by the
gravity effects such as natural convection or buoyancy force, which can dramatically modify …
gravity effects such as natural convection or buoyancy force, which can dramatically modify …
Binary alloy solidification and freckle formation: Effect of shrinkage induced flow on solutal instability and macro-segregation
Freckle formation during directional solidification of binary alloy is a well-researched subject
area. However, the influence of shrinkage induced flow (SIF) on freckling phenomena is …
area. However, the influence of shrinkage induced flow (SIF) on freckling phenomena is …
Introducing density variation and pressure in thermodynamically self-consistent continuum phase-change models including phase-field
We present a thermodynamically self-consistent method to introduce dilation/density
variation in continuum-scale phase-change models. Dilation incurs a pressure response via …
variation in continuum-scale phase-change models. Dilation incurs a pressure response via …
Convection-induced bridging during alloy solidification
In this work, the effect of solute expansion coefficient on the natural convection and freezing
front propagation is investigated by performing three-side cooled solidification experiments …
front propagation is investigated by performing three-side cooled solidification experiments …
Combined effect of thermal anisotropy and shrinkage on growth of binary alloy equiaxed crystal
A numerical model for microscale binary alloy solidification is proposed taking the effect of
both thermal anisotropy and shrinkage into consideration. The model couples an enthalpy …
both thermal anisotropy and shrinkage into consideration. The model couples an enthalpy …
Micro-scale solidification and micro-segregation during laser spot melting of binary alloys
Selective laser melting is a laser based additive manufacturing process in which both
melting and solidification play essential roles. In this paper, we present a numerical model …
melting and solidification play essential roles. In this paper, we present a numerical model …