WindSim Forest Model

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Default values: turbulenceTurbulence: Default Values (P=0.5 C1&C2=0.01 Z-Cells 3 to 10)190170150130110Lower: 5 Meters (f62): 5000m into forestLower: 5 Meters (f62): 7500m down windHigher: 25 Meters (f63): 5000m into forestHigher: 25 Meters (f63): 7500m down windOriginal: 10 Meters (f64): 5000m into forestOriginal: 10 Meters (f64): 7500m down windRoughness (f08a): 5000m into forestRoughness (f08a): 7500m down windReal world turbulence range in forestReal world turbulence range w/o forest9070503010-100 10 20 30 40 50 60 70 80 90 100
Comparison Graphs• Height (10m 25m) P=0.5 C2 = 0.0001– Turbulence– Speed• Porosity (0.25 0.5) H=25m C2 = 0.0001– Turbulence– Speed• C2 (0.0001, 0.00025, 0.0005) P= 0.25 H=25m– Turbulence– Speed• C2 (0.0001, 0.00025, 0.0005) P= 0.5 H=25m– Turbulence– SpeedC1 always 0.0001
Page 1 and 2: WindSim Forest ModelA pragmatic sea
Page 3 and 4: Background
Page 5 and 6: Forest Model Parameters• Forest H
Page 7 and 8: Initial setup• Artificial Terrain
Page 9 and 10: Wind speed (f80)Height: 80 Meters
Page 11 and 12: Pre-Tests• Solver/Convergence- Co
Page 13 and 14: Profile changes without forestWinds
Page 15 and 16: Artefacts in Plain Terrain of a Lon
Page 17 and 18: Questions• Reason for diverging p
Page 19 and 20: Study Results
Page 21 and 22: What should it look like
Page 23: Turbulence assessment
Page 27 and 28: Forest height changeTurbulence: 10
Page 29 and 30: Porosity changesTurbulence: P=0.5 v
Page 31 and 32: C2 Changes at low porosity P=0.25Wi
Page 33 and 34: C2 Changes at low porosity P=0.25Tu
Page 35 and 36: Summary Porosity vs. C2 ChangesTurb
Page 37 and 38: Next Steps
Page 39 and 40: Thank You
Page 41: General Questions• Reason for div

WindSim Forest Model

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