Numerical investigation of fluid mud motion using a three-dimensional hydrodynamic and two-dimensional fluid mud coupling model

Verfasser / Beitragende:
[Xiaochen Yang, Qinghe Zhang, Linnan Hao]
Ort, Verlag, Jahr:
2015
Enthalten in:
Ocean Dynamics, 65/3(2015-03-01), 449-461
Format:
Artikel (online)
ID: 605546835
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024 7 0 |a 10.1007/s10236-015-0815-0  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s10236-015-0815-0 
245 0 0 |a Numerical investigation of fluid mud motion using a three-dimensional hydrodynamic and two-dimensional fluid mud coupling model  |h [Elektronische Daten]  |c [Xiaochen Yang, Qinghe Zhang, Linnan Hao] 
520 3 |a A water-fluid mud coupling model is developed based on the unstructured grid finite volume coastal ocean model (FVCOM) to investigate the fluid mud motion. The hydrodynamics and sediment transport of the overlying water column are solved using the original three-dimensional ocean model. A horizontal two-dimensional fluid mud model is integrated into the FVCOM model to simulate the underlying fluid mud flow. The fluid mud interacts with the water column through the sediment flux, current, and shear stress. The friction factor between the fluid mud and the bed, which is traditionally determined empirically, is derived with the assumption that the vertical distribution of shear stress below the yield surface of fluid mud is identical to that of uniform laminar flow of Newtonian fluid in the open channel. The model is validated by experimental data and reasonable agreement is found. Compared with numerical cases with fixed friction factors, the results simulated with the derived friction factor exhibit the best agreement with the experiment, which demonstrates the necessity of the derivation of the friction factor. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Fluid mud  |2 nationallicence 
690 7 |a Two-layer model  |2 nationallicence 
690 7 |a Friction factor  |2 nationallicence 
700 1 |a Yang  |D Xiaochen  |u Research Institute of Water Resources and Hydropower, Liaoning Province, 110003, Shenyang, Liaoning Province, China  |4 aut 
700 1 |a Zhang  |D Qinghe  |u State Key Laboratory of Hydraulic Engineering Simulation and Safety, Tianjin University, 300072, Tianjin, China  |4 aut 
700 1 |a Hao  |D Linnan  |u Office of Liaoning Provincial Flood Control and Drought Relief Headquarters, 110003, Shenyang, China  |4 aut 
773 0 |t Ocean Dynamics  |d Springer Berlin Heidelberg  |g 65/3(2015-03-01), 449-461  |x 1616-7341  |q 65:3<449  |1 2015  |2 65  |o 10236 
856 4 0 |u https://doi.org/10.1007/s10236-015-0815-0  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s10236-015-0815-0  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Yang  |D Xiaochen  |u Research Institute of Water Resources and Hydropower, Liaoning Province, 110003, Shenyang, Liaoning Province, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Zhang  |D Qinghe  |u State Key Laboratory of Hydraulic Engineering Simulation and Safety, Tianjin University, 300072, Tianjin, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Hao  |D Linnan  |u Office of Liaoning Provincial Flood Control and Drought Relief Headquarters, 110003, Shenyang, China  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Ocean Dynamics  |d Springer Berlin Heidelberg  |g 65/3(2015-03-01), 449-461  |x 1616-7341  |q 65:3<449  |1 2015  |2 65  |o 10236