A three-dimensional multi-level hydrodynamic model has recently been developed and applied to tidal motion in Singapore's coastal waters. This paper describes a series of numerical experiments to evaluate the sensitivity of the tidal currents and elevations to model parameters. The results show that
A three-dimensional multi-level turbulence model for tidal motion
โ Scribed by Xiaobo Chao; N.J. Shankar; Cheong Hin Fatt
- Publisher
- Elsevier Science
- Year
- 1999
- Tongue
- English
- Weight
- 417 KB
- Volume
- 26
- Category
- Article
- ISSN
- 0029-8018
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โฆ Synopsis
A three-dimensional multi-level turbulence model is developed to simulate tide induced circulation in coastal waters. Based on the bathymetry data, the coastal waters are divided into a number of layers. In every layer, the velocities are integrated along the layer depth. The eddy viscosity and diffusivity are computed from the Prandtl mixing length turbulence model. This multi-level model solves for the water surface elevations and currents in different water depths. Comparison of numerical results with the measured data shows good conformity.
๐ SIMILAR VOLUMES
A novel multi-scale approach for extending the one-dimensional turbulence (ODT) model of [A.R. Kerstein. One-dimensional turbulence: model formulation and application to homogeneous turbulence, shear flows, and buoyant stratified flows, J. Fluid Mech. 392 (1999) 277] to treat turbulent flow in three