Changeset 10331
- Timestamp:
- 2018-11-19T10:50:43+01:00 (6 years ago)
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-
- 1 edited
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NEMO/branches/2018/dev_r9947_SI3_advection/src/ICE/icedyn_adv_umx.F90
r10315 r10331 37 37 REAL(wp), DIMENSION(:,:), ALLOCATABLE :: z1_a, z1_a_ups, zua_ups, zva_ups 38 38 39 ! rachid trick (only for nonosc) 40 LOGICAL :: ll_rachid = .TRUE. 41 39 42 ! alternate directions for upstream 40 43 ! clem: it gives results for Lipscomb test that are the same as "ll_upsxy=false" … … 44 47 ! prelimiter 45 48 ! clem: use it to avoid overshoot in H 46 LOGICAL :: ll_prelimiter = .TRUE.47 49 LOGICAL :: ll_prelimiter_zalesak = .TRUE. ! from: Zalesak(1979) eq. 14 => better than Devore especially in 2D 48 LOGICAL :: ll_prelimiter_devore = .FALSE. ! from: Devore eq. 1150 LOGICAL :: ll_prelimiter_devore = .FALSE. ! from: Devore eq. 11 49 51 50 52 ! iterate on the limiter (only nonosc) … … 154 156 155 157 ! 1/A_ups 156 WHERE( za_ups(:,:) > epsi20 ) ; z1_a_ups(:,:) = 1._wp / za_ups(:,:) 157 ELSEWHERE ; z1_a_ups(:,:) = 0. 158 END WHERE 159 160 !!zua_ho = zudy ; zva_ho = zvdx 161 !!CALL adv_umx( kn_umx, kt, zdt, zudy, zvdx, zua_ho , zva_ho , zcu_box, zcv_box, pv_i(:,:,jl), pv_i(:,:,jl) ) 158 !! IF( .NOT. ll_rachid ) THEN 159 WHERE( za_ups(:,:) > epsi20 ) ; z1_a_ups(:,:) = 1._wp / za_ups(:,:) 160 ELSEWHERE ; z1_a_ups(:,:) = 0. 161 END WHERE 162 !! ELSE 163 !! WHERE( pa_i(:,:,jl) > epsi20 ) ; z1_a_ups(:,:) = 1._wp / pa_i(:,:,jl) 164 !! ELSEWHERE ; z1_a_ups(:,:) = 0. 165 !! END WHERE 166 !! ENDIF 167 !! 168 !! IF( ll_rachid ) zua_ups = zua_ho ; zva_ups = zva_ho 162 169 zamsk = 0._wp ; zh_i(:,:) = pv_i (:,:,jl) * z1_a(:,:) 163 170 CALL adv_umx( zamsk, kn_umx, jt, kt, zdt, zudy, zvdx, zua_ho , zva_ho , zcu_box, zcv_box, zh_i(:,:), pv_i (:,:,jl), zua_ups, zva_ups ) ! Ice volume … … 193 200 END WHERE 194 201 202 !! IF( ll_rachid ) zua_ups = zua_ho ; zva_ups = zva_ho 195 203 zamsk = 0._wp ; zh_ip(:,:) = pv_ip(:,:,jl) * z1_a(:,:) 196 204 CALL adv_umx( zamsk, kn_umx, jt, kt, zdt, zudy, zvdx, zua_ho , zva_ho , zcu_box, zcv_box, zh_ip(:,:), pv_ip(:,:,jl), zua_ups, zva_ups ) ! mp volume … … 256 264 ! upstream (_ups) advection with initial mass fluxes 257 265 ! --------------------------------------------------- 266 IF( ll_rachid ) zfu_ups=0.; zfv_ups=0. 258 267 IF( .NOT. ll_upsxy ) THEN 259 268 … … 320 329 321 330 ENDIF 331 332 ! Rachid trick 333 ! ------------ 334 IF( ll_rachid .AND. kn_limiter /= 1 ) & 335 & CALL ctl_stop( 'STOP', 'icedyn_adv_umx: ll_rachid incompatible with limiters other than nonosc' ) 336 IF( ll_rachid ) THEN 337 call lbc_lnk (zfu_ups,'U',-1.) 338 call lbc_lnk (zfv_ups,'V',-1.) 339 IF( pamsk == 0. ) THEN 340 WHERE( ABS( puc(:,:) ) > 0._wp ) ; zfu_ups(:,:) = zfu_ups(:,:) / puc(:,:) * pu(:,:) 341 ELSEWHERE ; zfu_ups(:,:) = 0._wp 342 END WHERE 343 344 WHERE( ABS( pvc(:,:) ) > 0._wp ) ; zfv_ups(:,:) = zfv_ups(:,:) / pvc(:,:) * pv(:,:) 345 ELSEWHERE ; zfv_ups(:,:) = 0._wp 346 END WHERE 347 ENDIF 348 ENDIF 349 322 350 ! guess after content field with upstream scheme 323 351 DO jj = 2, jpjm1 … … 325 353 ztra = - ( zfu_ups(ji,jj) - zfu_ups(ji-1,jj ) & 326 354 & + zfv_ups(ji,jj) - zfv_ups(ji ,jj-1) ) * r1_e1e2t(ji,jj) 327 zt_ups(ji,jj) = ( ptc(ji,jj) + pdt * ztra ) * tmask(ji,jj,1) 355 IF( ll_rachid ) THEN 356 zt_ups(ji,jj) = ( pt (ji,jj) + pdt * ztra ) * tmask(ji,jj,1) 357 ELSE 358 zt_ups(ji,jj) = ( ptc(ji,jj) + pdt * ztra ) * tmask(ji,jj,1) 359 ENDIF 328 360 END DO 329 361 END DO … … 336 368 CASE ( 20 ) !== centered second order ==! 337 369 ! 338 CALL cen2( kn_limiter, jt, kt, pdt, pt, pu, pv, puc, pvc, ptc, zfu_ho, zfv_ho, &370 CALL cen2( pamsk, kn_limiter, jt, kt, pdt, pt, pu, pv, puc, pvc, ptc, zfu_ho, zfv_ho, & 339 371 & zt_ups, zfu_ups, zfv_ups ) 340 372 ! … … 377 409 END SUBROUTINE adv_umx 378 410 379 SUBROUTINE cen2( kn_limiter, jt, kt, pdt, pt, pu, pv, puc, pvc, ptc, pfu_ho, pfv_ho, &411 SUBROUTINE cen2( pamsk, kn_limiter, jt, kt, pdt, pt, pu, pv, puc, pvc, ptc, pfu_ho, pfv_ho, & 380 412 & pt_ups, pfu_ups, pfv_ups ) 381 413 !!--------------------------------------------------------------------- … … 389 421 !! Reference : Leonard, B.P., 1991, Comput. Methods Appl. Mech. Eng., 88, 17-74. 390 422 !!---------------------------------------------------------------------- 423 REAL(wp) , INTENT(in ) :: pamsk ! advection of concentration (1) or other tracers (0) 391 424 INTEGER , INTENT(in ) :: kn_limiter ! limiter 392 425 INTEGER , INTENT(in ) :: jt ! number of sub-iteration … … 399 432 REAL(wp), DIMENSION(jpi,jpj), INTENT( out) :: pfu_ho, pfv_ho ! high order fluxes 400 433 REAL(wp), DIMENSION(jpi,jpj), INTENT(in ) :: pt_ups ! upstream guess of tracer content 401 REAL(wp), DIMENSION(jpi,jpj), INTENT(in 434 REAL(wp), DIMENSION(jpi,jpj), INTENT(inout) :: pfu_ups, pfv_ups ! upstream fluxes 402 435 ! 403 436 INTEGER :: ji, jj ! dummy loop indices … … 415 448 END DO 416 449 IF ( kn_limiter == 1 ) THEN 417 CALL nonosc_2d( p dt, ptc, pt_ups, pfu_ups, pfv_ups, pfu_ho, pfv_ho )450 CALL nonosc_2d( pamsk, pdt, pu, puc, pv, pvc, ptc, pt_ups, pfu_ups, pfv_ups, pfu_ho, pfv_ho ) 418 451 ELSEIF( kn_limiter == 2 ) THEN 419 452 CALL limiter_x( pdt, pu, puc, pt, pfu_ho ) … … 483 516 484 517 ENDIF 485 IF( kn_limiter == 1 ) CALL nonosc_2d( p dt, ptc, pt_ups, pfu_ups, pfv_ups, pfu_ho, pfv_ho )518 IF( kn_limiter == 1 ) CALL nonosc_2d( pamsk, pdt, pu, puc, pv, pvc, ptc, pt_ups, pfu_ups, pfv_ups, pfu_ho, pfv_ho ) 486 519 487 520 ENDIF … … 516 549 REAL(wp), DIMENSION(jpi,jpj), INTENT( out) :: pfu_ho, pfv_ho ! high order fluxes 517 550 REAL(wp), DIMENSION(jpi,jpj), INTENT(in ) :: pt_ups ! upstream guess of tracer content 518 REAL(wp), DIMENSION(jpi,jpj), INTENT(in 551 REAL(wp), DIMENSION(jpi,jpj), INTENT(inout) :: pfu_ups, pfv_ups ! upstream fluxes 519 552 ! 520 553 INTEGER :: ji, jj ! dummy loop indices … … 570 603 IF( kn_limiter == 1 ) THEN 571 604 IF( .NOT. ll_limiter_it2 ) THEN 572 CALL nonosc_2d ( p dt, ptc, pt_ups, pfu_ups, pfv_ups, pfu_ho, pfv_ho )605 CALL nonosc_2d ( pamsk, pdt, pu, puc, pv, pvc, ptc, pt_ups, pfu_ups, pfv_ups, pfu_ho, pfv_ho ) 573 606 ELSE 574 607 zzfu_ho(:,:) = pfu_ho(:,:) 575 608 zzfv_ho(:,:) = pfv_ho(:,:) 576 609 ! 1st iteration of nonosc (limit the flux with the upstream solution) 577 CALL nonosc_2d ( p dt, ptc, pt_ups, pfu_ups, pfv_ups, zzfu_ho, zzfv_ho )610 CALL nonosc_2d ( pamsk, pdt, pu, puc, pv, pvc, ptc, pt_ups, pfu_ups, pfv_ups, zzfu_ho, zzfv_ho ) 578 611 ! guess after content field with high order 579 612 DO jj = 2, jpjm1 … … 585 618 CALL lbc_lnk( zzt, 'T', 1. ) 586 619 ! 2nd iteration of nonosc (limit the flux with the limited high order solution) 587 CALL nonosc_2d ( p dt, ptc, zzt, zzfu_ho, zzfv_ho, pfu_ho, pfv_ho )620 CALL nonosc_2d ( pamsk, pdt, pu, puc, pv, pvc, ptc, zzt, zzfu_ho, zzfv_ho, pfu_ho, pfv_ho ) 588 621 ENDIF 589 622 ENDIF … … 842 875 843 876 844 SUBROUTINE nonosc_2d( p dt, ptc, pt_low, pfu_low, pfv_low, pfu_ho, pfv_ho )877 SUBROUTINE nonosc_2d( pamsk, pdt, pu, puc, pv, pvc, ptc, pt_low, pfu_low, pfv_low, pfu_ho, pfv_ho ) 845 878 !!--------------------------------------------------------------------- 846 879 !! *** ROUTINE nonosc *** … … 855 888 !! in-space based differencing for fluid 856 889 !!---------------------------------------------------------------------- 890 REAL(wp) , INTENT(in ) :: pamsk ! advection of concentration (1) or other tracers (0) 857 891 REAL(wp) , INTENT(in ) :: pdt ! tracer time-step 892 REAL(wp), DIMENSION (jpi,jpj), INTENT(in ) :: pu ! ice i-velocity => u*e2 893 REAL(wp), DIMENSION (jpi,jpj), INTENT(in ) :: puc ! ice i-velocity *A => u*e2*a 894 REAL(wp), DIMENSION (jpi,jpj), INTENT(in ) :: pv ! ice j-velocity => v*e1 895 REAL(wp), DIMENSION (jpi,jpj), INTENT(in ) :: pvc ! ice j-velocity *A => v*e1*a 858 896 REAL(wp), DIMENSION (jpi,jpj), INTENT(in ) :: ptc, pt_low ! before field & upstream guess of after field 859 REAL(wp), DIMENSION (jpi,jpj), INTENT(in 897 REAL(wp), DIMENSION (jpi,jpj), INTENT(inout) :: pfv_low, pfu_low ! upstream flux 860 898 REAL(wp), DIMENSION (jpi,jpj), INTENT(inout) :: pfv_ho, pfu_ho ! monotonic flux 861 899 ! … … 868 906 zsml = epsi20 869 907 908 ! Rachid trick (upstream already done in macho) 909 ! ------------ 910 IF( ll_rachid ) THEN 911 IF( pamsk == 0. ) THEN 912 WHERE( ABS( puc(:,:) ) > 0._wp ) ; pfu_ho(:,:) = pfu_ho(:,:) / puc(:,:) * pu(:,:) 913 ELSEWHERE ; pfu_ho(:,:) = 0._wp 914 END WHERE 915 916 WHERE( ABS( pvc(:,:) ) > 0._wp ) ; pfv_ho(:,:) = pfv_ho(:,:) / pvc(:,:) * pv(:,:) 917 ELSEWHERE ; pfv_ho(:,:) = 0._wp 918 END WHERE 919 ENDIF 920 ENDIF 921 870 922 ! antidiffusive flux : high order minus low order 871 923 ! -------------------------------------------------- … … 885 937 ! | | | | * 886 938 ! t_low : i-1 i i+1 i+2 887 IF( ll_prelimiter ) THEN888 939 IF( ll_prelimiter_zalesak ) THEN 940 889 941 DO jj = 2, jpjm1 890 942 DO ji = fs_2, fs_jpim1 … … 895 947 CALL lbc_lnk_multi( zti_low, 'T', 1., ztj_low, 'T', 1. ) 896 948 897 IF( ll_prelimiter_zalesak ) THEN 898 899 !! this does not work 900 !! DO jj = 2, jpjm1 901 !! DO ji = fs_2, fs_jpim1 902 !! IF( SIGN( 1., pfu_ho(ji,jj) ) /= SIGN( 1., pt_low (ji+1,jj ) - pt_low (ji ,jj) ) .AND. & 903 !! & SIGN( 1., pfv_ho(ji,jj) ) /= SIGN( 1., pt_low (ji ,jj+1) - pt_low (ji ,jj) ) & 904 !! & ) THEN 905 !! IF( SIGN( 1., pfu_ho(ji,jj) ) /= SIGN( 1., zti_low(ji+1,jj ) - zti_low(ji ,jj) ) .AND. & 906 !! & SIGN( 1., pfv_ho(ji,jj) ) /= SIGN( 1., ztj_low(ji,jj+1 ) - ztj_low(ji ,jj) ) & 907 !! & ) THEN 908 !! pfu_ho(ji,jj) = 0. ; pfv_ho(ji,jj) = 0. 909 !! ENDIF 910 !! IF( SIGN( 1., pfu_ho(ji,jj) ) /= SIGN( 1., pt_low (ji ,jj) - pt_low (ji-1,jj ) ) .AND. & 911 !! & SIGN( 1., pfv_ho(ji,jj) ) /= SIGN( 1., pt_low (ji ,jj) - pt_low (ji ,jj-1) ) & 912 !! & ) THEN 913 !! pfu_ho(ji,jj) = 0. ; pfv_ho(ji,jj) = 0. 914 !! ENDIF 915 !! ENDIF 916 !! END DO 917 !! END DO 918 919 DO jj = 2, jpjm1 920 DO ji = fs_2, fs_jpim1 921 IF ( pfu_ho(ji,jj) * ( pt_low(ji+1,jj) - pt_low(ji,jj) ) <= 0. .AND. & 922 & pfv_ho(ji,jj) * ( pt_low(ji,jj+1) - pt_low(ji,jj) ) <= 0. ) THEN 923 ! 924 IF( pfu_ho(ji,jj) * ( zti_low(ji+1,jj) - zti_low(ji,jj) ) <= 0 .AND. & 925 & pfv_ho(ji,jj) * ( ztj_low(ji,jj+1) - ztj_low(ji,jj) ) <= 0) pfu_ho(ji,jj)=0. ; pfv_ho(ji,jj)=0. 926 ! 927 IF( pfu_ho(ji,jj) * ( pt_low(ji ,jj) - pt_low(ji-1,jj) ) <= 0 .AND. & 928 & pfv_ho(ji,jj) * ( pt_low(ji ,jj) - pt_low(ji,jj-1) ) <= 0) pfu_ho(ji,jj)=0. ; pfv_ho(ji,jj)=0. 929 ! 930 ENDIF 931 END DO 932 END DO 933 CALL lbc_lnk_multi( pfu_ho, 'U', -1., pfv_ho, 'V', -1. ) ! lateral boundary cond. 934 935 ELSEIF( ll_prelimiter_devore ) THEN 936 z1_dt = 1._wp / pdt 937 DO jj = 2, jpjm1 938 DO ji = fs_2, fs_jpim1 939 zsign = SIGN( 1., pt_low(ji+1,jj) - pt_low(ji,jj) ) 940 pfu_ho(ji,jj) = zsign * MAX( 0. , MIN( ABS(pfu_ho(ji,jj)) , & 941 & zsign * ( pt_low (ji ,jj) - pt_low (ji-1,jj) ) * e1e2t(ji ,jj) * z1_dt , & 942 & zsign * ( zti_low(ji+1,jj) - zti_low(ji ,jj) ) * e1e2t(ji+1,jj) * z1_dt ) ) 943 944 zsign = SIGN( 1., pt_low(ji,jj+1) - pt_low(ji,jj) ) 945 pfv_ho(ji,jj) = zsign * MAX( 0. , MIN( ABS(pfv_ho(ji,jj)) , & 946 & zsign * ( pt_low (ji,jj ) - pt_low (ji,jj-1) ) * e1e2t(ji,jj ) * z1_dt , & 947 & zsign * ( ztj_low(ji,jj+1) - ztj_low(ji,jj ) ) * e1e2t(ji,jj+1) * z1_dt ) ) 948 END DO 949 END DO 950 CALL lbc_lnk_multi( pfu_ho, 'U', -1., pfv_ho, 'V', -1. ) ! lateral boundary cond. 949 950 !! this does not work 951 !! DO jj = 2, jpjm1 952 !! DO ji = fs_2, fs_jpim1 953 !! IF( SIGN( 1., pfu_ho(ji,jj) ) /= SIGN( 1., pt_low (ji+1,jj ) - pt_low (ji ,jj) ) .AND. & 954 !! & SIGN( 1., pfv_ho(ji,jj) ) /= SIGN( 1., pt_low (ji ,jj+1) - pt_low (ji ,jj) ) & 955 !! & ) THEN 956 !! IF( SIGN( 1., pfu_ho(ji,jj) ) /= SIGN( 1., zti_low(ji+1,jj ) - zti_low(ji ,jj) ) .AND. & 957 !! & SIGN( 1., pfv_ho(ji,jj) ) /= SIGN( 1., ztj_low(ji,jj+1 ) - ztj_low(ji ,jj) ) & 958 !! & ) THEN 959 !! pfu_ho(ji,jj) = 0. ; pfv_ho(ji,jj) = 0. 960 !! ENDIF 961 !! IF( SIGN( 1., pfu_ho(ji,jj) ) /= SIGN( 1., pt_low (ji ,jj) - pt_low (ji-1,jj ) ) .AND. & 962 !! & SIGN( 1., pfv_ho(ji,jj) ) /= SIGN( 1., pt_low (ji ,jj) - pt_low (ji ,jj-1) ) & 963 !! & ) THEN 964 !! pfu_ho(ji,jj) = 0. ; pfv_ho(ji,jj) = 0. 965 !! ENDIF 966 !! ENDIF 967 !! END DO 968 !! END DO 969 970 DO jj = 2, jpjm1 971 DO ji = fs_2, fs_jpim1 972 IF ( pfu_ho(ji,jj) * ( pt_low(ji+1,jj) - pt_low(ji,jj) ) <= 0. .AND. & 973 & pfv_ho(ji,jj) * ( pt_low(ji,jj+1) - pt_low(ji,jj) ) <= 0. ) THEN 974 ! 975 IF( pfu_ho(ji,jj) * ( zti_low(ji+1,jj) - zti_low(ji,jj) ) <= 0 .AND. & 976 & pfv_ho(ji,jj) * ( ztj_low(ji,jj+1) - ztj_low(ji,jj) ) <= 0) pfu_ho(ji,jj)=0. ; pfv_ho(ji,jj)=0. 977 ! 978 IF( pfu_ho(ji,jj) * ( pt_low(ji ,jj) - pt_low(ji-1,jj) ) <= 0 .AND. & 979 & pfv_ho(ji,jj) * ( pt_low(ji ,jj) - pt_low(ji,jj-1) ) <= 0) pfu_ho(ji,jj)=0. ; pfv_ho(ji,jj)=0. 980 ! 981 ENDIF 982 END DO 983 END DO 984 CALL lbc_lnk_multi( pfu_ho, 'U', -1., pfv_ho, 'V', -1. ) ! lateral boundary cond. 985 986 ELSEIF( ll_prelimiter_devore ) THEN 987 DO jj = 2, jpjm1 988 DO ji = fs_2, fs_jpim1 989 zti_low(ji,jj)= pt_low(ji+1,jj ) 990 ztj_low(ji,jj)= pt_low(ji ,jj+1) 991 END DO 992 END DO 993 CALL lbc_lnk_multi( zti_low, 'T', 1., ztj_low, 'T', 1. ) 994 995 z1_dt = 1._wp / pdt 996 DO jj = 2, jpjm1 997 DO ji = fs_2, fs_jpim1 998 zsign = SIGN( 1., pt_low(ji+1,jj) - pt_low(ji,jj) ) 999 pfu_ho(ji,jj) = zsign * MAX( 0. , MIN( ABS(pfu_ho(ji,jj)) , & 1000 & zsign * ( pt_low (ji ,jj) - pt_low (ji-1,jj) ) * e1e2t(ji ,jj) * z1_dt , & 1001 & zsign * ( zti_low(ji+1,jj) - zti_low(ji ,jj) ) * e1e2t(ji+1,jj) * z1_dt ) ) 1002 1003 zsign = SIGN( 1., pt_low(ji,jj+1) - pt_low(ji,jj) ) 1004 pfv_ho(ji,jj) = zsign * MAX( 0. , MIN( ABS(pfv_ho(ji,jj)) , & 1005 & zsign * ( pt_low (ji,jj ) - pt_low (ji,jj-1) ) * e1e2t(ji,jj ) * z1_dt , & 1006 & zsign * ( ztj_low(ji,jj+1) - ztj_low(ji,jj ) ) * e1e2t(ji,jj+1) * z1_dt ) ) 1007 END DO 1008 END DO 1009 CALL lbc_lnk_multi( pfu_ho, 'U', -1., pfv_ho, 'V', -1. ) ! lateral boundary cond. 951 1010 952 1011 ENDIF 953 1012 954 ENDIF955 1013 956 1014 ! Search local extrema … … 982 1040 DO ji = fs_2, fs_jpim1 ! vector opt. 983 1041 ! 984 !zup = MAX( zbup(ji,jj), zbup(ji-1,jj ), zbup(ji+1,jj ), zbup(ji ,jj-1), zbup(ji ,jj+1) ) ! search max/min in neighbourhood985 !zdo = MIN( zbdo(ji,jj), zbdo(ji-1,jj ), zbdo(ji+1,jj ), zbdo(ji ,jj-1), zbdo(ji ,jj+1) )1042 ! zup = MAX( zbup(ji,jj), zbup(ji-1,jj ), zbup(ji+1,jj ), zbup(ji ,jj-1), zbup(ji ,jj+1) ) ! search max/min in neighbourhood 1043 ! zdo = MIN( zbdo(ji,jj), zbdo(ji-1,jj ), zbdo(ji+1,jj ), zbdo(ji ,jj-1), zbdo(ji ,jj+1) ) 986 1044 ! 987 1045 zup = MAX( zbup(ji,jj), zbup(ji-1,jj ), zbup(ji+1,jj ), zbup(ji ,jj-1), zbup(ji ,jj+1), & ! search max/min in neighbourhood … … 1014 1072 CALL lbc_lnk_multi( zbetup, 'T', 1., zbetdo, 'T', 1. ) ! lateral boundary cond. (unchanged sign) 1015 1073 1074 ! Rachid trick 1075 ! ------------ 1076 IF( ll_rachid ) THEN 1077 IF( pamsk == 0. ) THEN 1078 WHERE( ABS( pu(:,:) ) > 0._wp ) 1079 pfu_ho (:,:) = pfu_ho (:,:) * puc(:,:) / pu(:,:) 1080 pfu_low(:,:) = pfu_low(:,:) * puc(:,:) / pu(:,:) 1081 ELSEWHERE 1082 pfu_ho (:,:) = 0._wp 1083 pfu_low(:,:) = 0._wp 1084 END WHERE 1085 1086 WHERE( ABS( pv(:,:) ) > 0._wp ) 1087 pfv_ho (:,:) = pfv_ho (:,:) * pvc(:,:) / pv(:,:) 1088 pfv_low(:,:) = pfv_low(:,:) * pvc(:,:) / pv(:,:) 1089 ELSEWHERE 1090 pfv_ho (:,:) = 0._wp 1091 pfv_low(:,:) = 0._wp 1092 END WHERE 1093 ENDIF 1094 ENDIF 1095 1016 1096 ! monotonic flux in the y direction 1017 1097 ! ---------------------------------
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