- Timestamp:
- 2016-04-07T16:32:24+02:00 (8 years ago)
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- 1 edited
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branches/UKMO/dev_r5518_GC3p0_package/NEMOGCM/NEMO/OPA_SRC/SBC/sbccpl.F90
r6439 r6440 1029 1029 ssu_m(:,:) = frcv(jpr_ocx1)%z3(:,:,1) 1030 1030 ub (:,:,1) = ssu_m(:,:) ! will be used in sbcice_lim in the call of lim_sbc_tau 1031 un (:,:,1) = ssu_m(:,:) ! will be used in sbc_cpl_snd if atmosphere coupling 1031 1032 CALL iom_put( 'ssu_m', ssu_m ) 1032 1033 ENDIF … … 1034 1035 ssv_m(:,:) = frcv(jpr_ocy1)%z3(:,:,1) 1035 1036 vb (:,:,1) = ssv_m(:,:) ! will be used in sbcice_lim in the call of lim_sbc_tau 1037 vn (:,:,1) = ssv_m(:,:) ! will be used in sbc_cpl_snd if atmosphere coupling 1036 1038 CALL iom_put( 'ssv_m', ssv_m ) 1037 1039 ENDIF … … 1376 1378 ! 1377 1379 INTEGER :: jl ! dummy loop index 1378 REAL(wp), POINTER, DIMENSION(:,: ) :: zcptn, ztmp, zicefr, zmsk 1379 REAL(wp), POINTER, DIMENSION(:,: ) :: zemp_tot, zemp_ice, z sprecip, ztprecip, zqns_tot, zqsr_tot1380 REAL(wp), POINTER, DIMENSION(:,: ,:) :: zqns_ice, zqsr_ice, zdqns_ice1381 REAL(wp), POINTER, DIMENSION(:,: ) :: zevap, zsnw, zqns_oce, zqsr_oce, zqprec_ice, zqemp_oce ! for LIM31380 REAL(wp), POINTER, DIMENSION(:,: ) :: zcptn, ztmp, zicefr, zmsk, zsnw 1381 REAL(wp), POINTER, DIMENSION(:,: ) :: zemp_tot, zemp_ice, zemp_oce, ztprecip, zsprecip, zevap, zevap_ice, zdevap_ice 1382 REAL(wp), POINTER, DIMENSION(:,: ) :: zqns_tot, zqns_oce, zqsr_tot, zqsr_oce, zqprec_ice, zqemp_oce, zqemp_ice 1383 REAL(wp), POINTER, DIMENSION(:,:,:) :: zqns_ice, zqsr_ice, zdqns_ice, zqevap_ice 1382 1384 !!---------------------------------------------------------------------- 1383 1385 ! 1384 1386 IF( nn_timing == 1 ) CALL timing_start('sbc_cpl_ice_flx') 1385 1387 ! 1386 CALL wrk_alloc( jpi,jpj, zcptn, ztmp, zicefr, zmsk, zemp_tot, zemp_ice, zsprecip, ztprecip, zqns_tot, zqsr_tot ) 1387 CALL wrk_alloc( jpi,jpj,jpl, zqns_ice, zqsr_ice, zdqns_ice ) 1388 CALL wrk_alloc( jpi,jpj, zcptn, ztmp, zicefr, zmsk, zsnw ) 1389 CALL wrk_alloc( jpi,jpj, zemp_tot, zemp_ice, zemp_oce, ztprecip, zsprecip, zevap, zevap_ice, zdevap_ice ) 1390 CALL wrk_alloc( jpi,jpj, zqns_tot, zqns_oce, zqsr_tot, zqsr_oce, zqprec_ice, zqemp_oce, zqemp_ice ) 1391 CALL wrk_alloc( jpi,jpj,jpl, zqns_ice, zqsr_ice, zdqns_ice, zqevap_ice ) 1388 1392 1389 1393 IF( ln_mixcpl ) zmsk(:,:) = 1. - xcplmask(:,:,0) … … 1421 1425 END SELECT 1422 1426 1423 IF( iom_use('subl_ai_cea') ) & 1424 CALL iom_put( 'subl_ai_cea', frcv(jpr_ievp)%z3(:,:,1) * zicefr(:,:) ) ! Sublimation over sea-ice (cell average) 1425 ! 1426 ! ! runoffs and calving (put in emp_tot) 1427 #if defined key_lim3 1428 ! zsnw = snow percentage over ice after wind blowing 1429 zsnw(:,:) = 0._wp 1430 CALL lim_thd_snwblow( p_frld, zsnw ) 1431 1432 ! --- evaporation (kg/m2/s) --- ! 1433 zevap_ice(:,:) = frcv(jpr_ievp)%z3(:,:,1) 1434 ! since the sensitivity of evap to temperature (devap/dT) is not prescribed by the atmosphere, we set it to 0 1435 ! therefore, sublimation is not redistributed over the ice categories in case no subgrid scale fluxes are provided by atm. 1436 zdevap_ice(:,:) = 0._wp 1437 1438 ! --- evaporation minus precipitation corrected for the effect of wind blowing on snow --- ! 1439 zemp_oce(:,:) = zemp_tot(:,:) - zemp_ice(:,:) - zsprecip * (1._wp - zsnw) 1440 zemp_ice(:,:) = zemp_ice(:,:) + zsprecip * (1._wp - zsnw) 1441 1442 ! Sublimation over sea-ice (cell average) 1443 IF( iom_use('subl_ai_cea') ) CALL iom_put( 'subl_ai_cea', zevap_ice(:,:) * zicefr(:,:) ) 1444 ! runoffs and calving (put in emp_tot) 1445 IF( srcv(jpr_rnf)%laction ) rnf(:,:) = frcv(jpr_rnf)%z3(:,:,1) 1446 IF( srcv(jpr_cal)%laction ) THEN 1447 zemp_tot(:,:) = zemp_tot(:,:) - frcv(jpr_cal)%z3(:,:,1) 1448 CALL iom_put( 'calving_cea', frcv(jpr_cal)%z3(:,:,1) ) 1449 ENDIF 1450 1451 IF( ln_mixcpl ) THEN 1452 emp_tot(:,:) = emp_tot(:,:) * xcplmask(:,:,0) + zemp_tot(:,:) * zmsk(:,:) 1453 emp_ice(:,:) = emp_ice(:,:) * xcplmask(:,:,0) + zemp_ice(:,:) * zmsk(:,:) 1454 emp_oce(:,:) = emp_oce(:,:) * xcplmask(:,:,0) + zemp_oce(:,:) * zmsk(:,:) 1455 sprecip(:,:) = sprecip(:,:) * xcplmask(:,:,0) + zsprecip(:,:) * zmsk(:,:) 1456 tprecip(:,:) = tprecip(:,:) * xcplmask(:,:,0) + ztprecip(:,:) * zmsk(:,:) 1457 DO jl=1,jpl 1458 evap_ice (:,:,jl) = evap_ice (:,:,jl) * xcplmask(:,:,0) + zevap_ice (:,:) * zmsk(:,:) 1459 devap_ice(:,:,jl) = devap_ice(:,:,jl) * xcplmask(:,:,0) + zdevap_ice(:,:) * zmsk(:,:) 1460 ENDDO 1461 ELSE 1462 emp_tot(:,:) = zemp_tot(:,:) 1463 emp_ice(:,:) = zemp_ice(:,:) 1464 emp_oce(:,:) = zemp_oce(:,:) 1465 sprecip(:,:) = zsprecip(:,:) 1466 tprecip(:,:) = ztprecip(:,:) 1467 DO jl=1,jpl 1468 evap_ice (:,:,jl) = zevap_ice (:,:) 1469 devap_ice(:,:,jl) = zdevap_ice(:,:) 1470 ENDDO 1471 ENDIF 1472 1473 CALL iom_put( 'snowpre' , sprecip ) ! Snow 1474 IF( iom_use('snow_ao_cea') ) CALL iom_put( 'snow_ao_cea', sprecip(:,:) * ( 1._wp - zsnw ) ) ! Snow over ice-free ocean (cell average) 1475 IF( iom_use('snow_ai_cea') ) CALL iom_put( 'snow_ai_cea', sprecip(:,:) * zsnw ) ! Snow over sea-ice (cell average) 1476 #else 1477 ! Sublimation over sea-ice (cell average) 1478 IF( iom_use('subl_ai_cea') ) CALL iom_put( 'subl_ai_cea', frcv(jpr_ievp)%z3(:,:,1) * zicefr(:,:) ) 1479 ! runoffs and calving (put in emp_tot) 1427 1480 IF( srcv(jpr_rnf)%laction ) rnf(:,:) = frcv(jpr_rnf)%z3(:,:,1) 1428 1481 IF( srcv(jpr_cal)%laction ) THEN … … 1448 1501 IF( iom_use('snow_ai_cea') ) & 1449 1502 CALL iom_put( 'snow_ai_cea', sprecip(:,:) * zicefr(:,:) ) ! Snow over sea-ice (cell average) 1503 #endif 1450 1504 1451 1505 ! ! ========================= ! … … 1503 1557 IF( iom_use('hflx_snow_cea') ) CALL iom_put( 'hflx_snow_cea', ztmp + sprecip(:,:) * zcptn(:,:) ) ! heat flux from snow (cell average) 1504 1558 1505 #if defined key_lim3 1506 CALL wrk_alloc( jpi,jpj, zevap, zsnw, zqns_oce, zqprec_ice, zqemp_oce ) 1507 1559 #if defined key_lim3 1508 1560 ! --- evaporation --- ! 1509 ! clem: evap_ice is set to 0 for LIM3 since we still do not know what to do with sublimation1510 ! the problem is: the atm. imposes both mass evaporation and heat removed from the snow/ice1511 ! but it is incoherent WITH the ice model1512 DO jl=1,jpl1513 evap_ice(:,:,jl) = 0._wp ! should be: frcv(jpr_ievp)%z3(:,:,1)1514 ENDDO1515 1561 zevap(:,:) = zemp_tot(:,:) + ztprecip(:,:) ! evaporation over ocean 1516 1517 ! --- evaporation minus precipitation --- !1518 emp_oce(:,:) = emp_tot(:,:) - emp_ice(:,:)1519 1562 1520 1563 ! --- non solar flux over ocean --- ! … … 1523 1566 WHERE( p_frld /= 0._wp ) zqns_oce(:,:) = ( zqns_tot(:,:) - SUM( a_i * zqns_ice, dim=3 ) ) / p_frld(:,:) 1524 1567 1525 ! --- heat flux associated with emp --- ! 1526 zsnw(:,:) = 0._wp 1527 CALL lim_thd_snwblow( p_frld, zsnw ) ! snow distribution over ice after wind blowing 1568 ! --- heat flux associated with emp (W/m2) --- ! 1528 1569 zqemp_oce(:,:) = - zevap(:,:) * p_frld(:,:) * zcptn(:,:) & ! evap 1529 1570 & + ( ztprecip(:,:) - zsprecip(:,:) ) * zcptn(:,:) & ! liquid precip 1530 1571 & + zsprecip(:,:) * ( 1._wp - zsnw ) * ( zcptn(:,:) - lfus ) ! solid precip over ocean 1531 qemp_ice(:,:) = - frcv(jpr_ievp)%z3(:,:,1) * zicefr(:,:) * zcptn(:,:) & ! ice evap 1532 & + zsprecip(:,:) * zsnw * ( zcptn(:,:) - lfus ) ! solid precip over ice 1533 1572 ! zqemp_ice(:,:) = - frcv(jpr_ievp)%z3(:,:,1) * zicefr(:,:) * zcptn(:,:) & ! ice evap 1573 ! & + zsprecip(:,:) * zsnw * ( zcptn(:,:) - lfus ) ! solid precip over ice 1574 zqemp_ice(:,:) = zsprecip(:,:) * zsnw * ( zcptn(:,:) - lfus ) ! solid precip over ice (only) 1575 ! qevap_ice=0 since we consider Tice=0°C 1576 1534 1577 ! --- heat content of precip over ice in J/m3 (to be used in 1D-thermo) --- ! 1535 1578 zqprec_ice(:,:) = rhosn * ( zcptn(:,:) - lfus ) 1536 1579 1537 ! --- total non solar flux --- ! 1538 zqns_tot(:,:) = zqns_tot(:,:) + qemp_ice(:,:) + zqemp_oce(:,:) 1580 ! --- heat content of evap over ice in W/m2 (to be used in 1D-thermo) --- ! 1581 DO jl = 1, jpl 1582 zqevap_ice(:,:,jl) = 0._wp ! should be -evap * ( ( Tice - rt0 ) * cpic ) but we do not have Tice, so we consider Tice=0°C 1583 END DO 1584 1585 ! --- total non solar flux (including evap/precip) --- ! 1586 zqns_tot(:,:) = zqns_tot(:,:) + zqemp_ice(:,:) + zqemp_oce(:,:) 1539 1587 1540 1588 ! --- in case both coupled/forced are active, we must mix values --- ! … … 1543 1591 qns_oce(:,:) = qns_oce(:,:) * xcplmask(:,:,0) + zqns_oce(:,:)* zmsk(:,:) 1544 1592 DO jl=1,jpl 1545 qns_ice(:,:,jl) = qns_ice(:,:,jl) * xcplmask(:,:,0) + zqns_ice(:,:,jl)* zmsk(:,:) 1593 qns_ice (:,:,jl) = qns_ice (:,:,jl) * xcplmask(:,:,0) + zqns_ice (:,:,jl)* zmsk(:,:) 1594 qevap_ice(:,:,jl) = qevap_ice(:,:,jl) * xcplmask(:,:,0) + zqevap_ice(:,:,jl)* zmsk(:,:) 1546 1595 ENDDO 1547 1596 qprec_ice(:,:) = qprec_ice(:,:) * xcplmask(:,:,0) + zqprec_ice(:,:)* zmsk(:,:) 1548 1597 qemp_oce (:,:) = qemp_oce(:,:) * xcplmask(:,:,0) + zqemp_oce(:,:)* zmsk(:,:) 1549 !!clem evap_ice(:,:) = evap_ice(:,:) * xcplmask(:,:,0)1598 qemp_ice (:,:) = qemp_ice(:,:) * xcplmask(:,:,0) + zqemp_ice(:,:)* zmsk(:,:) 1550 1599 ELSE 1551 1600 qns_tot (:,: ) = zqns_tot (:,: ) 1552 1601 qns_oce (:,: ) = zqns_oce (:,: ) 1553 1602 qns_ice (:,:,:) = zqns_ice (:,:,:) 1554 q prec_ice(:,:) = zqprec_ice(:,:)1555 q emp_oce (:,:) = zqemp_oce (:,:)1556 ENDIF1557 1558 CALL wrk_dealloc( jpi,jpj, zevap, zsnw, zqns_oce, zqprec_ice, zqemp_oce )1603 qevap_ice(:,:,:) = zqevap_ice(:,:,:) 1604 qprec_ice(:,: ) = zqprec_ice(:,: ) 1605 qemp_oce (:,: ) = zqemp_oce (:,: ) 1606 qemp_ice (:,: ) = zqemp_ice (:,: ) 1607 ENDIF 1559 1608 #else 1560 1561 1609 ! clem: this formulation is certainly wrong... but better than it was... 1562 1610 zqns_tot(:,:) = zqns_tot(:,:) & ! zqns_tot update over free ocean with: … … 1575 1623 qns_ice(:,:,:) = zqns_ice(:,:,:) 1576 1624 ENDIF 1577 1578 1625 #endif 1579 1626 … … 1626 1673 1627 1674 #if defined key_lim3 1628 CALL wrk_alloc( jpi,jpj, zqsr_oce )1629 1675 ! --- solar flux over ocean --- ! 1630 1676 ! note: p_frld cannot be = 0 since we limit the ice concentration to amax … … 1634 1680 IF( ln_mixcpl ) THEN ; qsr_oce(:,:) = qsr_oce(:,:) * xcplmask(:,:,0) + zqsr_oce(:,:)* zmsk(:,:) 1635 1681 ELSE ; qsr_oce(:,:) = zqsr_oce(:,:) ; ENDIF 1636 1637 CALL wrk_dealloc( jpi,jpj, zqsr_oce )1638 1682 #endif 1639 1683 … … 1686 1730 fr2_i0(:,:) = ( 0.82 * ( 1.0 - cldf_ice ) + 0.65 * cldf_ice ) 1687 1731 1688 CALL wrk_dealloc( jpi,jpj, zcptn, ztmp, zicefr, zmsk, zemp_tot, zemp_ice, zsprecip, ztprecip, zqns_tot, zqsr_tot ) 1689 CALL wrk_dealloc( jpi,jpj,jpl, zqns_ice, zqsr_ice, zdqns_ice ) 1732 CALL wrk_dealloc( jpi,jpj, zcptn, ztmp, zicefr, zmsk, zsnw ) 1733 CALL wrk_dealloc( jpi,jpj, zemp_tot, zemp_ice, zemp_oce, ztprecip, zsprecip, zevap, zevap_ice, zdevap_ice ) 1734 CALL wrk_dealloc( jpi,jpj, zqns_tot, zqns_oce, zqsr_tot, zqsr_oce, zqprec_ice, zqemp_oce, zqemp_ice ) 1735 CALL wrk_dealloc( jpi,jpj,jpl, zqns_ice, zqsr_ice, zdqns_ice, zqevap_ice ) 1690 1736 ! 1691 1737 IF( nn_timing == 1 ) CALL timing_stop('sbc_cpl_ice_flx') … … 1743 1789 ztmp3(:,:,1) = SUM( tn_ice * a_i, dim=3 ) / SUM( a_i, dim=3 ) 1744 1790 ELSEWHERE 1745 ztmp3(:,:,1) = rt0 ! TODO: Is freezing point a good default? (Maybe SST is better?)1791 ztmp3(:,:,1) = rt0 1746 1792 END WHERE 1747 1793 CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_temp%clcat' ) … … 1774 1820 ! ! ------------------------- ! 1775 1821 IF( ssnd(jps_albice)%laction ) THEN ! ice 1776 SELECT CASE( sn_snd_alb%cldes ) 1777 CASE( 'ice' ) ; ztmp3(:,:,1:jpl) = alb_ice(:,:,1:jpl) 1778 CASE( 'weighted ice' ) ; ztmp3(:,:,1:jpl) = alb_ice(:,:,1:jpl) * a_i(:,:,1:jpl) 1779 CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_alb%cldes' ) 1822 SELECT CASE( sn_snd_alb%cldes ) 1823 CASE( 'ice' ) 1824 SELECT CASE( sn_snd_alb%clcat ) 1825 CASE( 'yes' ) 1826 ztmp3(:,:,1:jpl) = alb_ice(:,:,1:jpl) 1827 CASE( 'no' ) 1828 WHERE( SUM( a_i, dim=3 ) /= 0. ) 1829 ztmp1(:,:) = SUM( alb_ice (:,:,1:jpl) * a_i(:,:,1:jpl), dim=3 ) / SUM( a_i(:,:,1:jpl), dim=3 ) 1830 ELSEWHERE 1831 ztmp1(:,:) = albedo_oce_mix(:,:) 1832 END WHERE 1833 CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_alb%clcat' ) 1834 END SELECT 1835 CASE( 'weighted ice' ) ; 1836 SELECT CASE( sn_snd_alb%clcat ) 1837 CASE( 'yes' ) 1838 ztmp3(:,:,1:jpl) = alb_ice(:,:,1:jpl) * a_i(:,:,1:jpl) 1839 CASE( 'no' ) 1840 WHERE( fr_i (:,:) > 0. ) 1841 ztmp1(:,:) = SUM ( alb_ice(:,:,1:jpl) * a_i(:,:,1:jpl), dim=3 ) 1842 ELSEWHERE 1843 ztmp1(:,:) = 0. 1844 END WHERE 1845 CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_ice%clcat' ) 1846 END SELECT 1847 CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_alb%cldes' ) 1780 1848 END SELECT 1781 CALL cpl_snd( jps_albice, isec, ztmp3, info ) 1782 ENDIF 1849 1850 SELECT CASE( sn_snd_alb%clcat ) 1851 CASE( 'yes' ) 1852 CALL cpl_snd( jps_albice, isec, ztmp3, info ) !-> MV this has never been checked in coupled mode 1853 CASE( 'no' ) 1854 CALL cpl_snd( jps_albice, isec, RESHAPE ( ztmp1, (/jpi,jpj,1/) ), info ) 1855 END SELECT 1856 ENDIF 1857 1783 1858 IF( ssnd(jps_albmix)%laction ) THEN ! mixed ice-ocean 1784 1859 ztmp1(:,:) = albedo_oce_mix(:,:) * zfr_l(:,:)
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