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add surface flux rollover #394

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merged 2 commits into from
Oct 11, 2023
Merged

add surface flux rollover #394

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6ef50f3
add surface flux rollover
jedwards4b Jul 24, 2023
ceee88b
Merge branch 'main' into sfcflxrollover
jedwards4b Sep 1, 2023
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12 changes: 11 additions & 1 deletion cesm/flux_atmocn/shr_flux_mod.F90
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Expand Up @@ -259,7 +259,17 @@ SUBROUTINE flux_atmOcn(logunit, nMax ,zbot ,ubot ,vbot ,thbot , &


qsat(Tk) = 640380.0_R8 / exp(5107.4_R8/Tk)
cdn(Umps) = 0.0027_R8 / Umps + 0.000142_R8 + 0.0000764_R8 * Umps

! Large and Yeager 2009
cdn(Umps) = 0.0027_R8 / min(33.0000_R8,Umps) + 0.000142_R8 + &
0.0000764_R8 * min(33.0000_R8,Umps) - 3.14807e-13_r8 * min(33.0000_R8,Umps)**6
! Capped Large and Pond by wind
! cdn(Umps) = 0.0027_R8 / min(30.0_R8,Umps) + 0.000142_R8 + 0.0000764_R8 * min(30.0_R8,Umps)
! Capped Large and Pond by Cd
! cdn(Umps) = min(0.0025_R8, (0.0027_R8 / Umps + 0.000142_R8 + 0.0000764_R8 * Umps ))
! Large and Pond
! cdn(Umps) = 0.0027_R8 / Umps + 0.000142_R8 + 0.0000764_R8 * Umps

psimhu(xd) = log((1.0_R8+xd*(2.0_R8+xd))*(1.0_R8+xd*xd)/8.0_R8) - 2.0_R8*atan(xd) + 1.571_R8
psixhu(xd) = 2.0_R8 * log((1.0_R8 + xd*xd)/2.0_R8)

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