| Titre : |
Development of a Detailed Approach to Model the Solid Pyrolysis with the Coupling Between Solid and Gases Intra-Pores Phenomena |
| Titre original : |
Développement d'une approche détaillée de modèle de pyrolyse avec prise en compte du couplage intra-pore solide-gaz |
| Type de document : |
thèse |
| Auteurs : |
Duy Cuong DINH, Auteur ; Thomas ROGAUME, Directeur de thèse ; Franck RICHARD, Directeur de thèse ; Benjamin BATIOT, Directeur de thèse ; Institut PPRIME UPR CNRS 3346 - FTC, Commanditaire ; Pascal BOULET, Rapporteur ; Bart MERCI, Rapporteur ; Gaëlle FONTAINE, Examinateur ; Jean LACHAUD, Examinateur |
| Année de publication : |
2024 |
| Importance : |
235 p. |
| Note générale : |
NNT 2024ESMA0029
Acknowledgements
Résumé
Mots clés
Contents
Introduction
Bibliography
Appendices
|
| Catégories : |
Algorithmes génétiques
Analyse multiéchelle
Bois
Calorimètres
Essais de comportement au feu
Incendies:Prévention
Matériaux poreux
Pyrolyse
Thermogravimétrie
Transfert de chaleur
Transfert de masse
|
| Résumé : |
LITERATURE REVIEW
Introduction
Pyrolysis of Wood
Experimental Techniques for Studying Wood Pyrolysis
Existing Modelling Approaches of Wood Pyrolysis
Kinetic Models for Pyrolysis
Coupling Solid and Gas Phase Phenomena
Conclusion
EXPERIMENTAL METHODS
Introduction
Thermogravimetric Analysis (TGA)
Cone Calorimeter Tests
Comparative TGA Testing for Cone Conditions
Implications and Discussion
THERMOGRAVIMETRIC ANALYSIS MODELLING AND KINETEIC PARAMETER OPTIMIZATION
Introduction
Development of the Virtual Initial Mass Concept
Application of the Virtual Initial Mass Concept to Volumetric Mass (Density)
Mechanism Selection and Optimization
Comparative Analysis of Mechanisms
Conclusion
DEVELOPMENT AND IMPLEMENTATION OF MULTIPHASE MODELS
Introduction
Representative Elementary Volume (REV)
Thermal Decomposition of Materials
Mass Conservation
Momentum Conservation: Darcy's Law
Gaseous Species Conservation: Calculating the Mass Fraction of Each Species
Enthalpy Conservation: Sensible Enthalpy in Terms of Temperature
Properties Calculation
Contributions of the Author in PATO Through This Thesis
Summary and Implications
SIMULATION RESULTS AND ANALYSIS
Introduction
Cone Calorimeter Simulation Setup
Results and Comparisons: 1D vs 2D Axisymmetric Model
Results and Comparisons: Mechanisms Analysis
Model Validation: Comparison with Experimental Data
Conclusion
CONCLUSION AND PERSPECTIVES
|
| En ligne : |
https://theses.hal.science/tel-04904323 |
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