Development of Interpolation - Based Flattened Lattice Boltzmann Method and Verification With Stratified Flow Problems

Key Points

• This research aims to develop an interpolation-based lattice Boltzmann method for analyzing fluid dynamics in stratified flow environments.
• Develop a flattened lattice Boltzmann model using an explicit method.
• Utilize Lagrange interpolation with five points to minimize numerical diffusion in horizontal directions.
• Test the model against known results to verify statistical accuracy.
• Conduct analyses on various internal wave behaviors in large-scale environments.
• Successfully reduced numerical diffusion effects in density flow analysis.
• Reproduced existing research results on internal waves effectively.
• Captured nonlinear behaviors of internal waves even in larger-scale problem settings.