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Experimental and numerical investigation of particle-fluid systems in geotechnical engineering
Citation Link: https://doi.org/10.15480/882.3620
Publikationstyp
Thesis
Thesis Type
Doctoral Thesis
Publikationsdatum
2021
Sprache
English
Author
Herausgeber*innen
Herausgeber*innen
Institut für Geotechnik und Baubetrieb
Advisor
Referee
Title Granting Institution
Technische Universität Hamburg
Place of Title Granting Institution
Hamburg
Examination Date
2020-12-07
Institut
TORE-URI
First published in
Number in series
48
Citation
Technische Universität Hamburg (2021)
The macroscopic behaviour of saturated soil is complex and driven by the interaction of pore water and soil grains at particle-scale level. This PhD-thesis is concerned with the numerical and experimental investigation of particle-scale physics in saturated soil. Unresolved coupled CFD-DEM is used for the numerical simulations. Four different geotechnical problems are investigated, where fluid-particle interaction forces have a significant influence. The numerical and experimental results are compared to identify the limits and benefits of unresolved CFD-DEM in geotechnical engineering.
Schlagworte
CFD-DEM Coupling
Particle-scale modelling
Internal Fluidisation of sand
Drag force models
Suction Dredging of submarine slopes
DDC Class
550: Geowissenschaften