Merge pull request #818 from grantfirl/wrapper_808_816

Wrapper for #808 and #816
NCAR · Dec 23, 2021 · aae0d5f · aae0d5f
2 parents b6d6e4a + 64aa48f
commit aae0d5f
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Showing 5 changed files with 27 additions and 15 deletions.
diff --git a/physics/module_sf_noahmp_glacier.f90 b/physics/module_sf_noahmp_glacier.f90
@@ -738,10 +738,10 @@ subroutine csnow_glacier (isnow   ,nsnow   ,nsoil   ,snice   ,snliq   ,dzsnso  ,
 ! thermal conductivity of snow
 
   do iz = isnow+1, 0
-     tksno(iz) = 3.2217e-6*bdsnoi(iz)**2.           ! stieglitz(yen,1965)
+!     tksno(iz) = 3.2217e-6*bdsnoi(iz)**2.           ! stieglitz(yen,1965)
 !    tksno(iz) = 2e-2+2.5e-6*bdsnoi(iz)*bdsnoi(iz)   ! anderson, 1976
 !    tksno(iz) = 0.35                                ! constant
-!    tksno(iz) = 2.576e-6*bdsnoi(iz)**2. + 0.074    ! verseghy (1991)
+    tksno(iz) = 2.576e-6*bdsnoi(iz)**2. + 0.074    ! verseghy (1991)
 !    tksno(iz) = 2.22*(bdsnoi(iz)/1000.)**1.88      ! douvill(yen, 1981)
   enddo
 
@@ -2657,7 +2657,7 @@ subroutine compact_glacier (nsnow  ,nsoil  ,dt     ,stc    ,snice , & !in
    real (kind=kind_phys), parameter     :: c4 = 0.04     !< [1/k]
    real (kind=kind_phys), parameter     :: c5 = 2.0      !<
    real (kind=kind_phys), parameter     :: dm = 100.0    !< upper limit on destructive metamorphism compaction [kg/m3]
-   real (kind=kind_phys), parameter     :: eta0 = 0.8e+6 !< viscosity coefficient [kg-s/m2] 
+   real (kind=kind_phys), parameter     :: eta0 = 1.8e+6 !< viscosity coefficient [kg-s/m2] 
                                         !according to anderson, it is between 0.52e6~1.38e6
    real (kind=kind_phys) :: burden !< pressure of overlying snow [kg/m2]
    real (kind=kind_phys) :: ddz1   !< rate of settling of snow pack due to destructive metamorphism.

diff --git a/physics/module_sf_noahmplsm.f90 b/physics/module_sf_noahmplsm.f90
@@ -2532,10 +2532,10 @@ subroutine csnow (parameters,isnow   ,nsnow   ,nsoil   ,snice   ,snliq   ,dzsnso
 ! thermal conductivity of snow
 
   do iz = isnow+1, 0
-     tksno(iz) = 3.2217e-6*bdsnoi(iz)**2.           ! stieglitz(yen,1965)
+!     tksno(iz) = 3.2217e-6*bdsnoi(iz)**2.           ! stieglitz(yen,1965)
 !    tksno(iz) = 2e-2+2.5e-6*bdsnoi(iz)*bdsnoi(iz)   ! anderson, 1976
 !    tksno(iz) = 0.35                                ! constant
-!    tksno(iz) = 2.576e-6*bdsnoi(iz)**2. + 0.074    ! verseghy (1991)
+    tksno(iz) = 2.576e-6*bdsnoi(iz)**2. + 0.074    ! verseghy (1991)
 !    tksno(iz) = 2.22*(bdsnoi(iz)/1000.)**1.88      ! douvill(yen, 1981)
   enddo
 
@@ -7365,7 +7365,7 @@ subroutine compact (parameters,nsnow  ,nsoil  ,dt     ,stc    ,snice  , & !in
    real (kind=kind_phys), parameter     :: c4 = 0.04     ![1/k]
    real (kind=kind_phys), parameter     :: c5 = 2.0      !
    real (kind=kind_phys), parameter     :: dm = 100.0    !upper limit on destructive metamorphism compaction [kg/m3]
-   real (kind=kind_phys), parameter     :: eta0 = 0.8e+6 !viscosity coefficient [kg-s/m2] 
+   real (kind=kind_phys), parameter     :: eta0 = 1.8e+6 !viscosity coefficient [kg-s/m2] 
                                         !according to anderson, it is between 0.52e6~1.38e6
    real (kind=kind_phys) :: burden !pressure of overlying snow [kg/m2]
    real (kind=kind_phys) :: ddz1   !rate of settling of snow pack due to destructive metamorphism.

diff --git a/physics/sfc_diff.f b/physics/sfc_diff.f
@@ -40,8 +40,8 @@ end subroutine sfc_diff_finalize
 !!  in Zeng et al. (1998) \cite zeng_et_al_1998).
 !! - Calculate Zeng's momentum roughness length formulation over land and sea ice.
 !! - Calculate the new vegetation-dependent formulation of thermal roughness length
-!! (Zheng et al.(2009) \cite zheng_et_al_2009).
-!! Zheng et al. (2009) \cite zheng_et_al_2009 proposed a new formulation on
+!! (Zheng et al.(2012) \cite zheng_et_al_2012).
+!! Zheng et al. (2012) \cite zheng_et_al_2012 proposed a new formulation on
 !! \f$ln(Z_{0m}^,/Z_{0t})\f$ as follows:
 !! \f[
 !!  ln(Z_{0m}^,/Z_{0t})=(1-GVF)^2C_{zil}k(u*Z_{0g}/\nu)^{0.5}
@@ -305,12 +305,14 @@ subroutine sfc_diff_run (im,rvrdm1,eps,epsm1,grav,                &  !intent(in)
             tem2  = tem1 * tem1
             tem1  = one  - tem2
 
-            if( ivegsrc == 1 ) then
-
-              z0max = exp( tem2*log01 + tem1*log(z0max) )
-            elseif (ivegsrc == 2 ) then
-              z0max = exp( tem2*log01 + tem1*log(z0max) )
-            endif
+! Removed the following lines by W. Zheng, for effective z0m (z0max) is applied only
+! for land.
+!wz         if( ivegsrc == 1 ) then
+!wz
+!wz           z0max = exp( tem2*log01 + tem1*log(z0max) )
+!wz         elseif (ivegsrc == 2 ) then
+!wz           z0max = exp( tem2*log01 + tem1*log(z0max) )
+!wz         endif
 
             z0max = max(z0max, zmin)
 

diff --git a/physics/sfc_noahmp_drv.F90 b/physics/sfc_noahmp_drv.F90
@@ -118,7 +118,7 @@ subroutine noahmpdrv_run                                       &
 
 !  ---  in/outs:
       weasd, snwdph, tskin, tprcp, srflag, smc, stc, slc,        &
-      canopy, trans, zorl,                                       &
+      canopy, trans, tsurf, zorl,                                &
       rb1, fm1, fh1, ustar1, stress1, fm101, fh21,               &
 
 ! --- Noah MP specific
@@ -245,6 +245,7 @@ subroutine noahmpdrv_run                                       &
   real(kind=kind_phys), dimension(:,:)   , intent(inout) :: slc        ! liquid soil moisture [m3/m3]
   real(kind=kind_phys), dimension(:)     , intent(inout) :: canopy     ! canopy moisture content [mm]
   real(kind=kind_phys), dimension(:)     , intent(inout) :: trans      ! total plant transpiration [m/s]
+  real(kind=kind_phys), dimension(:)     , intent(inout) :: tsurf      ! surface skin temperature [K]
   real(kind=kind_phys), dimension(:)     , intent(inout) :: zorl       ! surface roughness [cm]
 
   real(kind=kind_phys), dimension(:)     , intent(inout) :: rb1        ! bulk richardson #
@@ -921,6 +922,7 @@ subroutine noahmpdrv_run                                       &
       sncovr1   (i)   = snow_cover_fraction
 
 !     qsurf     (i)   = spec_humidity_surface
+      tsurf     (i)   = tskin(i)
 
       tvxy      (i)   = temperature_leaf
       tgxy      (i)   = temperature_ground

diff --git a/physics/sfc_noahmp_drv.meta b/physics/sfc_noahmp_drv.meta
@@ -662,6 +662,14 @@
   type = real
   kind = kind_phys
   intent = inout
+[tsurf]
+  standard_name = surface_skin_temperature_after_iteration_over_land
+  long_name = surface skin temperature after iteration over land
+  units = K
+  dimensions = (horizontal_loop_extent)
+  type = real
+  kind = kind_phys
+  intent = inout
 [zorl]
   standard_name = surface_roughness_length_over_land
   long_name = surface roughness length over land  (temporary use as interstitial)