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Document type
Institution
Collection spécifique
Lingua
- Inglese (1)
Autore
- Gromke, Christof (1)
- Lehning, Michael (1)
- Walter, Benjamin (1)
Parola chiave
- $${-\overline {u^{\prime}w^{\prime}}}$$ : Kinematic Reynolds stress (1)
- $${\Phi}$$ : Force on single roughness element (1)
- $${\langle U_i \rangle}$$ : Spatiotemporally-averaged velocity inside the canopy (1)
- $${\nu \approx 1.5\times 10^{-5} {m}^{2} {s}^{-1}}$$ : Kinematic viscosity of air (1)
- $${\tau = \rho u_*^2}$$ : Total shear stress on entire canopy (1)
- $${\tau _S ^{\prime\prime}}$$ : Spatial peak surface shear stress (1)
- $${\tau _S^{\prime}}$$ : Spatial average surface shear stress on area S′ (1)
- A : Effective shelter area (1)
- A f : Roughness element frontal area (1)
- Boundary-layer flow (1)
- C R : Roughness element drag coefficient (1)
- C S : Surface drag coefficient (1)
- Drag partitioning (1)
- Irwin sensor (1)
- R 2 : Coefficient of determination (1)
- Re h = U h h /ν : Roughness element Reynolds number (1)
- S : Total surface area per roughness element (1)
- S ′ : Exposed surface area per roughness element (1)
- Shear-stress ratio (1)
- U h : Mean velocity at top of roughness elements (1)
- U δ : Free stream velocity (1)
- V : Effective shelter volume (1)
- Vegetation canopy (1)
- Wind tunnel (1)
- a : $${\tau _S ^{\prime\prime}/\tau _S^{\prime}}$$ peak mean stress ratio (1)
- a i : Fit parameters (1)
- b : Roughness element width (1)
- b i : Fit parameters (1)
- c , c i , c ′ and c ′′ : Constants of proportionality (1)
- h : Roughness element height (1) Di più Meno