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Younglin's CFD Blog
daily journal · computational fluids
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Series

3 series · multi-part deep dives.

numerical-methods

7 parts
  1. 01FDM vs FEM vs FVM: The Essential Differences Between Three Discretization Techniques
  2. 02Discontinuous Galerkin Method (DGM): High-Precision Discretization for Unstructured Grid Compressible Flow Analysis
  3. 03Choosing a CFD Linear Solver: Comparing Convergence Speeds from Jacobi to BiCGSTAB
  4. 04When Lax–Wendroff Shook at a Step — Building a 2nd-Order TVD Advection Scheme with Flux Limiters
  5. + 3 more

compressible-multiphase

5 parts
  1. 01Compressible Multiphase Flow CFD: Why It's Hard, Why It Matters
  2. 02Interface Capturing Methods: VOF vs Level Set vs Diffuse Interface
  3. 03From the Riemann Problem to Godunov's Scheme - The Essence of Numerical Flux
  4. 045-Equation Model Implementation Guide: Building a Multiphase Flow Solver in Python
  5. + 1 more

fem-dg

1 parts
  1. 01FEM for Rigid Body Dynamics: Quaternion-based Rotation Handling and Inertia Tensors