CMS-Flow:Wind Pressure: Difference between revisions

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In CMS-Flow the wind shear stress is calculated as
In CMS-Flow the wind shear stress is calculated as


       <math> \tau_{Wx} = \rho_a C_d W^{2} sin(\theta),   \tau_{Wx} = \rho_a C_d W^{2} cos (\theta),  </math> 
       <math> \tau_{Wx} = \rho_a C_d W^{2} sin(\theta) </math>, <math>  \tau_{Wx} = \rho_a C_d W^{2} cos (\theta)  


where
where
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! Symbol!! Description !! Units
! Symbol!! Description !! Units
|-
|-
|  <math>\tau_{wind}</math>  || Wind shear stress || Pa
|  <math>\tau_{W}</math>  || Wind shear stress || Pa
|-
|-
| <math>\rho_a</math> || Atmospheric density (~1.2 kg/m^3)  || kg/m^3
| <math>\rho_a</math> || Atmospheric density (~1.2 kg/m^3)  || kg/m^3

Revision as of 14:38, 14 May 2010

Wind

In CMS-Flow the wind shear stress is calculated as

     ,  Failed to parse (syntax error): {\displaystyle   \tau_{Wx} = \rho_a C_d W^{2} cos (\theta)   where {| border="1" ! Symbol!! Description !! Units |- |  <math>\tau_{W}}
   || Wind shear stress || Pa

|- | || Atmospheric density (~1.2 kg/m^3) || kg/m^3 |- | || Wind drag coefficient || none |- | || 10-min averaged wind speed at 10 m above the sea surface || m/sec |}


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