Presentation by Maarten van Ormondt (Deltares, Netherlands), at the Delft3D User Days, during Delft Software Days - Edition 2022. Wednesday, 16 November 2022.
3. Linear Inertial Equations (Bates et al., 2010)
3
𝑞𝑡+∆𝑡 =
𝑞𝑡−𝑔ℎ𝑡∆𝑡
𝜕𝑧
𝜕𝑥
(1+𝑔∆𝑡𝑛2𝑞𝑡/ℎ𝑡
7/3
)
Delft3D
User
Days
2022
4. Other terms and features
• Advection
• Point sources (rivers and pumps)
• Levees (weir formula)
• Rainfall and infiltration
• Wind forcing and atmospheric pressure
• Coriolis
• Viscosity
• Geographic coordinates
• Sub-grid topography
4
Delft3D
User
Days
2022
5. Other terms and features
• Advection
• Point sources (rivers and pumps)
• Levees (weir formula)
• Rainfall and infiltration
• Wind forcing and atmospheric pressure
• Coriolis
• Viscosity
• Geographic coordinates
• Sub-grid topography
5
Delft3D
User
Days
2022
6. Other terms and features
• Advection
• Point sources (rivers and pumps)
• Levees (weir formula)
• Rainfall and infiltration
• Wind forcing and atmospheric pressure
• Coriolis
• Viscosity
• Geographic coordinates
• Sub-grid topography
6
Delft3D
User
Days
2022
7. Other terms and features
• Advection
• Point sources (rivers and pumps)
• Levees (weir formula)
• Rainfall and infiltration
• Wind forcing and atmospheric pressure
• Coriolis
• Viscosity
• Geographic coordinates
• Sub-grid topography
7
Delft3D
User
Days
2022
8. Other terms and features
• Advection
• Point sources (rivers and pumps)
• Levees (weir formula)
• Rainfall and infiltration
• Wind forcing and atmospheric pressure
• Coriolis
• Viscosity
• Geographic coordinates
• Sub-grid topography
8
Delft3D
User
Days
2022
9. Other terms and features
• Advection
• Point sources (rivers and pumps)
• Levees (weir formula)
• Rainfall and infiltration
• Wind forcing and atmospheric pressure
• Coriolis
• Viscosity
• Geographic coordinates
• Sub-grid topography
9
Delft3D
User
Days
2022
10. Other terms and features
• Advection
• Point sources (rivers and pumps)
• Levees (weir formula)
• Rainfall and infiltration
• Wind forcing and atmospheric pressure
• Coriolis
• Viscosity
• Geographic coordinates
• Sub-grid topography
10
Delft3D
User
Days
2022
11. Other terms and features
• Advection
• Point sources (rivers and pumps)
• Levees (weir formula)
• Rainfall and infiltration
• Wind forcing and atmospheric pressure
• Coriolis
• Viscosity
• Geographic coordinates
• Sub-grid topography
11
Delft3D
User
Days
2022
12. Other terms and features
• Advection
• Point sources (rivers and pumps)
• Levees (weir formula)
• Rainfall and infiltration
• Wind forcing and atmospheric pressure
• Coriolis
• Viscosity
• Geographic coordinates
• Sub-grid topography
12
Delft3D
User
Days
2022
13. FHICS project
• Operational forecasts during hurricanes of flooding (SFINCS) and erosion (XBeach)
• 12-hourly 4-day forecasts forced by COAMPS-TC weather model
• Continental shelf models forced with tidal components along the 500 m depth contour
13
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Days
2022
18. So are we done now?
• No
• Speed and efficiency
• More processes
− Waves
− Green infrastructure
− Urban drainage infrastructure?
− 1D features (elevated roads, levees etc)
• Pre and post processing
18
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Days
2022
19. Speed
• NVIDIA GPUs
• Speed-ups with a factor 30-50
• Cloud computing
• Docker and/or singularity containers
19
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Days
2022
23. Green infrastructure and urban drainage
Vegetation
• Wave damping effects
• Increased flow resistance
Urban drainage
• Coupling to 1D models
• BMI
23
Delft3D
User
Days
2022
24. Pre processing
• Delft Dashboard and HydroMT
• Matlab (subversion) and Python (GitHub) scripts
15
November
2022
24
• River/channel bathymetry
• Elevated 1D features
Delft3D
User
Days
2022