Giving Each Phase Its Own Equations — The Baer–Nunziato Seven-Equation Model
·6 min read
Structure of the non-equilibrium 7-equation model, its non-conservative terms, and the relaxation hierarchy
Why a Shout Above Water Never Reaches Below — Acoustics Across a Diffuse Interface
·5 min read
How an impedance jump reflects and refracts sound, reproduced with a weak-compressibility model
[Paper Review] Solve with Two Pressures, Merge to One — Saurel (2009) on Multiphase Pressure Relaxation
·5 min read
How a six-equation non-equilibrium model with stiff pressure relaxation routes around the failures of the five-equation diffuse-interface model.
5-Equation Model Implementation Guide: Building a Multiphase Flow Solver in Python
·2 min read
Directly implement a 5-equation diffuse interface model in Python and simulate a 1D shock-bubble interaction problem.
Interface Capturing Methods: VOF vs Level Set vs Diffuse Interface
·4 min read
Comparing the principles, pros/cons, and applications of three representative interface capturing techniques in compressible multiphase flows.