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Changeset 12734 – NEMO

Changeset 12734


Ignore:
Timestamp:
2020-04-10T16:02:33+02:00 (4 years ago)
Author:
clem
Message:

add the possibility to not use the heat contained in the leads to melt sea ice but wait for the ocean to warm up first (ln_leadhfx)

Location:
NEMO/branches/2020/r4.0-HEAD_r12713_clem_dan_fixcpl
Files:
3 edited

Legend:

Unmodified
Added
Removed
  • NEMO/branches/2020/r4.0-HEAD_r12713_clem_dan_fixcpl/cfgs/SHARED/namelist_ice_ref

    r12730 r12734  
    126126   ln_icedO         = .true.          !  activate ice growth in open-water (T) or not (F) 
    127127   ln_icedS         = .true.          !  activate brine drainage (T) or not (F) 
     128   ! 
     129   ln_leadhfx       = .true.          !  heat in the leads is used to melt sea-ice before warming the ocean 
    128130/ 
    129131!------------------------------------------------------------------------------ 
  • NEMO/branches/2020/r4.0-HEAD_r12713_clem_dan_fixcpl/doc/namelists/namthd

    r11025 r12734  
    66   ln_icedO         = .true.          !  activate ice growth in open-water (T) or not (F) 
    77   ln_icedS         = .true.          !  activate brine drainage (T) or not (F) 
     8   !                                    
     9   ln_leadhfx       = .true.          !  heat in the leads is used to melt sea-ice before warming the ocean 
    810/ 
  • NEMO/branches/2020/r4.0-HEAD_r12713_clem_dan_fixcpl/src/ICE/icethd.F90

    r12726 r12734  
    5151   LOGICAL ::   ln_icedO         ! activate ice growth in open-water (T) or not (F) 
    5252   LOGICAL ::   ln_icedS         ! activate gravity drainage and flushing (T) or not (F) 
     53   LOGICAL ::   ln_leadhfx       !  heat in the leads is used to melt sea-ice before warming the ocean 
    5354 
    5455   !! * Substitutions 
     
    164165            ! If the grid cell is fully covered by ice (no leads) => transfer energy from the lead budget to the ice bottom budget 
    165166            IF( ( zqld >= 0._wp .AND. at_i(ji,jj) > 0._wp ) .OR. at_i(ji,jj) >= (1._wp - epsi10) ) THEN 
    166                fhld (ji,jj) = rswitch * zqld * r1_rdtice / MAX( at_i(ji,jj), epsi10 ) ! divided by at_i since this is (re)multiplied by a_i in icethd_dh.F90 
     167               IF( ln_leadhfx ) THEN   ;   fhld(ji,jj) = rswitch * zqld * r1_rdtice / MAX( at_i(ji,jj), epsi10 ) ! divided by at_i since this is (re)multiplied by a_i in icethd_dh.F90 
     168               ELSE                    ;   fhld(ji,jj) = 0._wp 
     169               ENDIF 
    167170               qlead(ji,jj) = 0._wp 
    168171            ELSE 
     
    536539      INTEGER  ::   ios   ! Local integer output status for namelist read 
    537540      !! 
    538       NAMELIST/namthd/ ln_icedH, ln_icedA, ln_icedO, ln_icedS 
     541      NAMELIST/namthd/ ln_icedH, ln_icedA, ln_icedO, ln_icedS, ln_leadhfx 
    539542      !!------------------------------------------------------------------- 
    540543      ! 
     
    552555         WRITE(numout,*) '~~~~~~~~~~~~' 
    553556         WRITE(numout,*) '   Namelist namthd:' 
    554          WRITE(numout,*) '      activate ice thick change from top/bot (T) or not (F)   ln_icedH  = ', ln_icedH 
    555          WRITE(numout,*) '      activate lateral melting (T) or not (F)                 ln_icedA  = ', ln_icedA 
    556          WRITE(numout,*) '      activate ice growth in open-water (T) or not (F)        ln_icedO  = ', ln_icedO 
    557          WRITE(numout,*) '      activate gravity drainage and flushing (T) or not (F)   ln_icedS  = ', ln_icedS 
     557         WRITE(numout,*) '      activate ice thick change from top/bot (T) or not (F)                ln_icedH   = ', ln_icedH 
     558         WRITE(numout,*) '      activate lateral melting (T) or not (F)                              ln_icedA   = ', ln_icedA 
     559         WRITE(numout,*) '      activate ice growth in open-water (T) or not (F)                     ln_icedO   = ', ln_icedO 
     560         WRITE(numout,*) '      activate gravity drainage and flushing (T) or not (F)                ln_icedS   = ', ln_icedS 
     561         WRITE(numout,*) '      heat in the leads is used to melt sea-ice before warming the ocean   ln_leadhfx = ', ln_leadhfx 
    558562     ENDIF 
    559563      ! 
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