Are you wondering how pressure-velocity coupling works in CFD simulations? 🤔 In this episode of Advanced Turbomachinery Simulations using CONVERGE, we take a deep dive into the PISO (Pressure-Implicit with Splitting of Operators) Algorithm. This powerful technique ensures numerical stability and accuracy in solving the Navier-Stokes equations efficiently! 💡
We'll also explore linear solvers, their advantages, and when to use advanced methods like Krylov subspace solvers and Algebraic Multi-Grid (AMG) methods. 📊
🔗 Watch till the end for key insights into how these solvers improve convergence and reduce computational costs in CFD simulations! 💻✨
🔑 Key Highlights:
✅ Introduction to Pressure-Velocity Coupling 🔄
✅ Understanding the PISO Algorithm and its predictor-corrector approach 🎯
✅ Comparison between PISO, SIMPLE, and PIMPLE methods 🔍
✅ Step-by-step breakdown of how PISO works in CONVERGE CFD 🛠️
✅ Exploring Linear Solvers: Gauss-Seidel, Krylov Methods & AMG 📉
✅ Practical applications and recommendations for choosing solvers 🚀
Check out the episodes of this series here!
https://www.youtube.com/playlist?list=PL9-f9hWLZS615wBJIn5sTMetLRmNox72F
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📌 Chapters & Timecodes:
00:00 - Introduction to Pressure-Velocity Coupling
02:15 - Why is solving the Navier-Stokes Equation challenging?
05:40 - What is the PISO Algorithm? 🧩
08:30 - How PISO works: Predictor & Corrector Steps
12:45 - Difference between PISO, SIMPLE, and PIMPLE 🔄
16:10 - Implementing PISO in CONVERGE CFD 🛠️
20:30 - Understanding Linear Solvers: Gauss-Seidel, Krylov Methods, and AMG
24:55 - How to choose the right solver for different CFD cases?
28:00 - Best practices for achieving faster convergence 🚀
30:45 - Conclusion & Next Steps
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