Wet Combustion by DPM Combusting Particle CFD Simulation

Master Wet Combustion Simulation: Advanced DPM Techniques with Combusting Particles

Dive into the complex world of wet combustion modeling in our fourth episode of the “DPM: All Levels” course. This advanced tutorial showcases the power of ANSYS Fluent’s Discrete Phase Model (DPM) in simulating intricate combustion processes, focusing on anthracite volatile combustion in a chamber.

Episode Overview

In this cutting-edge simulation project, you’ll learn to model the wet combustion of anthracite particles, tracking their journey from devolatilization to oxidation. By combining the Discrete Phase Model (DPM) with Species Transport, you’ll capture the full spectrum of combustion dynamics, including the production of carbon dioxide and water vapor.

Key Learning Objectives

1. Advanced Combustion Modeling

- Master the simulation of wet combustion using combusting particles in DPM - Implement Species Transport for accurate multi-component reaction modeling - Understand the interplay between particle dynamics and combustion processes

2. Realistic Fuel Particle Simulation

- Model anthracite particles with 2% liquid fraction and 0.5-second injection duration - Simulate particle heating, devolatilization, and subsequent oxidation - Incorporate non-spherical particle shapes and Rosin-Rammler diameter distribution

3. Complex Reaction Dynamics

- Track the release and oxidation of volatile fractions - Model the production of carbon dioxide and water vapor - Analyze temperature evolution in the combustion chamber (up to 2400K)

4. Advanced Mesh Generation and Optimization

- Create geometry using ANSYS Design Modeler - Generate unstructured mesh grids with ANSYS Meshing - Convert to polyhedron cells for reduced computational costs

Why This Episode Is Crucial

This advanced tutorial provides:

• Hands-on experience with state-of-the-art combustion simulation techniques
• Insights into complex multiphase phenomena in real-world combustion applications
• Skills to model and analyze intricate particle-fluid-reaction interactions
• Foundation for tackling challenging industrial combustion problems

Who Should Watch

This episode is ideal for:

• CFD engineers working on combustion systems and energy conversion processes
• Researchers in fields such as power generation, industrial furnaces, and emission control
• ANSYS Fluent users looking to enhance their DPM and combustion modeling capabilities
• Industry professionals dealing with coal combustion, biomass burning, or waste incineration

Elevate Your Combustion Simulation Expertise

Don’t miss this opportunity to master advanced wet combustion modeling techniques. Whether you’re optimizing furnace designs, improving combustion efficiency, or developing new clean energy technologies, the skills you’ll gain in this episode are invaluable for accurate and efficient simulations.

What You'll Achieve

By the end of this episode, you’ll be able to:

• Set up complex DPM simulations for wet combustion applications
• Model realistic fuel particle behavior, including devolatilization and oxidation
• Analyze combustion products and temperature distributions
• Apply advanced meshing techniques for optimized simulations
• Visualize and interpret complex combustion dynamics results

Prepare for Industry-Leading Combustion Simulations

Enroll now to take your DPM and combustion modeling skills to the next level. This episode will empower you to tackle real-world combustion simulation challenges with confidence, opening new possibilities in energy efficiency, emission reduction, and combustion system design. Join us in exploring the cutting edge of multiphase reactive flow modeling!