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A study on buoyancy-driven flows: Using particle image velocimetry for validating the fire dynamics simulator / Andreas Meunders. Jülich : Forschungszentrum Jülich GmbH, Zentralbibliothek, [2016] ; © 2016
Inhalt
List of Figures
List of Tables
Nomenclature
1 Introduction
1.1 Motivation
1.2 Outline of this thesis
2 State of the art and preparatory work
2.1 Fire simulation
2.1.1 Applications and approaches
2.1.2 Fundamentals of FDS
2.1.3 Validation experiments
2.1.4 Introduction of FDSgeogen
2.2 Particle image velocimetry
2.2.1 Particles
2.2.2 Illumination
2.2.3 Recording unit
2.2.4 Processing and evaluation
2.2.5 Measurement accuracy
3 An undisturbed buoyant plume above a heat source
3.1 Experiments
3.1.1 Experimental setup
3.1.2 Experimental procedure
3.1.3 Image processing
3.1.4 Evaluation of experiments
3.2 Simulations with FDS
3.2.1 Simulation setup
3.2.2 Execution and output processing
3.2.3 General observations
3.3 Comparison of experiments and simulations
3.3.1 Boundary conditions
3.3.2 Flow pattern
3.3.3 Plume centerlines
4 A spill plume emerging from a compartment opening
4.1 Experiments
4.1.1 Experimental setup and procedure
4.1.2 Image processing
4.1.3 Experimental results
4.2 Simulations with FDS
4.2.1 Simulation setup
4.2.2 Execution and evaluation
4.3 Comparison of experiments and simulations
4.3.1 Temperature stratification
4.3.2 Centerlines
4.3.3 Volume flow in front of the opening
4.3.4 Heat flow out of the compartment
5 Conclusions
Bibliography
A Complete overview over open plume experiments
B Complete overview over spill plume experiments