Transonic Flow over the 3D Airfoil (NACA 0012) CFD Simulation

Transonic Flow over the 3D Airfoil (Naca 0012) CFD Simulation, ANSYS Fluent Tutorial

Dive into the intricacies of transonic flow simulation with this advanced episode of our “Aerodynamic / Aerospace: All Levels” course. This comprehensive tutorial focuses on modeling compressible air flow over a Naca 0012 airfoil in a three-dimensional space using ANSYS Fluent.

Episode Overview

In this in-depth tutorial, you’ll learn how to simulate and analyze transonic flow conditions around a 3D airfoil. We’ll explore innovative approaches to compressible flow modeling using pressure-based solvers, providing you with valuable insights into advanced CFD techniques.

Key Learning Objectives

By the end of this episode, you’ll gain expertise in:

1. Simulation Setup and Methodology

• Configuring a pressure-based solver for compressible flow
• Implementing the Coupled pressure-velocity coupling algorithm
• Utilizing ideal-gas behavior for air density modeling
• Setting up steady-state simulations for transonic flow

2. Geometry and Mesh Generation

• Creating a 2D airfoil geometry with multiple zone divisions
• Extruding the 2D model to create a 3D computational domain
• Generating a structured mesh grid with over 1.5 million cells
• Using ANSYS Design Modeler and ANSYS Meshing software effectively

3. Advanced Flow Analysis

• Interpreting velocity and pressure distributions around the airfoil
• Analyzing the effects of a 2-degree angle of attack on flow characteristics
• Understanding the relationship between Mach number, velocity, and pressure
• Exploring the Sutherland model for temperature-dependent viscosity

Practical Application

This tutorial simulates real-world conditions:

• Mach number: 0.7 (transonic flow regime)
• Air temperature: 300K
• Angle of attack: 2 degrees

Why This Episode Is Crucial

• Demonstrates advanced CFD techniques for aerospace applications
• Provides hands-on experience with industry-standard software
• Offers insights into complex flow phenomena in transonic regimes
• Enhances understanding of pressure-based solvers for compressible flows

Who Will Benefit

This episode is ideal for:

• Aerospace engineering students specializing in CFD
• Professional engineers working on aircraft design
• Researchers focusing on transonic flow phenomena
• CFD enthusiasts looking to expand their simulation skills

Elevate Your CFD Skills to New Heights!

Embark on this advanced CFD journey and master the art of simulating transonic flows over 3D airfoils. This episode will significantly enhance your understanding of complex aerodynamic phenomena and equip you with cutting-edge simulation techniques used in the aerospace industry.