* rr_adv_sz.F * * Rick Romea * Jan. 24, 2000 * * Zonal nonlinear advective term: - w dS/dz * Units : (SALINITY(ppm) - 0.035) / s * MOM2 Grid: T * ******************************************************************* SUBROUTINE RR_adv_sz_init(id) IMPLICIT NONE INCLUDE 'ferret_cmn/EF_Util.cmn' INTEGER id CALL ef_set_desc (id, .'-w(dS/dz) nonlinear term (SALT/s);MOM2 T Grid.') CALL ef_set_num_args (id,3) CALL ef_set_axis_inheritance (id,IMPLIED_BY_ARGS, . IMPLIED_BY_ARGS, . IMPLIED_BY_ARGS, . IMPLIED_BY_ARGS) CALL ef_set_piecemeal_ok (id, NO, NO, NO, NO) CALL ef_set_arg_name (id,ARG1,'U') CALL ef_set_arg_desc (id,ARG1, . 'Zonal velocity, on the MOM2 U Grid. ') CALL ef_set_arg_unit (id,ARG1,'cm/sec') CALL ef_set_arg_type (id,ARG1,FLOAT_ARG) CALL ef_set_axis_influence (id,ARG1,YES,YES,YES,YES) CALL ef_set_axis_extend (id,ARG1,X_AXIS,-1,+1) CALL ef_set_axis_extend (id,ARG1,Y_AXIS,-1,+1) CALL ef_set_axis_extend (id,ARG1,Z_AXIS,0,+1) CALL ef_set_arg_name (id,ARG2,'W') CALL ef_set_arg_desc (id,ARG2, . 'Vertical velocity, at T cell bottom on the MOM2 Grid.') CALL ef_set_arg_unit (id,ARG2,'cm/sec') CALL ef_set_arg_type (id,ARG2,FLOAT_ARG) CALL ef_set_axis_influence (id,ARG2,NO,NO,NO,YES) CALL ef_set_axis_extend (id,ARG2,X_AXIS,-1,+1) CALL ef_set_axis_extend (id,ARG2,Y_AXIS,-1,+1) CALL ef_set_axis_extend (id,ARG2,Z_AXIS,0,+1) CALL ef_set_arg_name (id,ARG3,'SALT') CALL ef_set_arg_desc (id,ARG3, . 'Salinity, on the MOM2 T Grid.') CALL ef_set_arg_unit (id,ARG3,'(ppt-35)/1000') CALL ef_set_arg_type (id,ARG3,FLOAT_ARG) CALL ef_set_axis_influence (id,ARG3, NO, NO,YES,YES) CALL ef_set_axis_extend (id,ARG3,X_AXIS,-1,+1) CALL ef_set_axis_extend (id,ARG3,Y_AXIS,-1,+1) CALL ef_set_axis_extend (id,ARG3,Z_AXIS,0,+1) END SUBROUTINE RR_adv_sz_compute(id, arg_1, arg_2, arg_3, result) IMPLICIT NONE INCLUDE 'ferret_cmn/EF_Util.cmn' INCLUDE 'ferret_cmn/EF_mem_subsc.cmn' INTEGER id REAL bad_flag(EF_MAX_ARGS) REAL bad_flag_result REAL arg_1 (mem1lox:mem1hix, mem1loy:mem1hiy, . mem1loz:mem1hiz, mem1lot:mem1hit) REAL arg_2 (mem2lox:mem2hix, mem2loy:mem2hiy, . mem2loz:mem2hiz, mem2lot:mem2hit) REAL arg_3 (mem3lox:mem3hix, mem3loy:mem3hiy, . mem3loz:mem3hiz, mem3lot:mem3hit) REAL result (memreslox:memreshix,memresloy:memreshiy, . memresloz:memreshiz,memreslot:memreshit) INTEGER res_lo_ss (4) INTEGER res_hi_ss (4) INTEGER res_incr (4) INTEGER arg_lo_ss (4,EF_MAX_ARGS) INTEGER arg_hi_ss (4,EF_MAX_ARGS) INTEGER arg_incr (4,EF_MAX_ARGS) INTEGER i, j, k, l INTEGER i2, j2, k2, l2 INTEGER i3, j3, k3, l3 REAL*8 yU(1024) REAL*8 xU(1024) REAL*8 zW(1024) REAL*8 yT(1024) REAL*8 xT(1024) INTEGER ilat INTEGER ilon INTEGER iZ CHARACTER*16 ax_name(4) CHARACTER*16 ax_units(4) LOGICAL backward(4) LOGICAL modulo(4) LOGICAL regular(4) REAL adv_fb INCLUDE 'rr_parameters.h' adv_fb(i2,j2,k2,l2,i3,j3,k3,l3) = arg_2(i2,j2,k2,l2) . * (arg_3(i3,j3,k3,l3) + arg_3(i3,j3,k3+1,l3)) CALL ef_get_res_subscripts (id, res_lo_ss, res_hi_ss, res_incr) CALL ef_get_arg_subscripts (id, arg_lo_ss, arg_hi_ss, arg_incr) CALL ef_get_bad_flags (id, bad_flag, bad_flag_result) CALL ef_get_coordinates (id, ARG1, X_AXIS, . arg_lo_ss(X_AXIS,ARG1), . arg_hi_ss(X_AXIS,ARG1), xU) CALL ef_get_coordinates (id, ARG1, Y_AXIS, . arg_lo_ss(Y_AXIS,ARG1), . arg_hi_ss(Y_AXIS,ARG1), yU) CALL ef_get_coordinates (id, ARG2, Z_AXIS, . arg_lo_ss(Z_AXIS,ARG2), . arg_hi_ss(Z_AXIS,ARG2), zW) CALL ef_get_coordinates (id, ARG3, X_AXIS, . arg_lo_ss(X_AXIS,ARG3), . arg_hi_ss(X_AXIS,ARG3), xT) CALL ef_get_coordinates (id, ARG3, Y_AXIS, . arg_lo_ss(Y_AXIS,ARG3), . arg_hi_ss(Y_AXIS,ARG3), yT) CALL ef_get_axis_info (id, ARG1, ax_name, ax_units, . backward, modulo, regular) IF ( ax_units(1) .NE. 'deg' .AND. . ax_units(1) .NE. 'lon' .AND. . ax_units(1) .NE. 'degrees_E' .AND. . ax_units(1) .NE. 'longitude' .AND. . ax_units(1) .NE. 'Longitude' .AND. . ax_units(1) .NE. 'LONGITUDE' ) THEN WRITE (6,*)'Longitude axis units =', ax_units(1) !CALL ef_bail_out(id,'Longitude axis must be in degrees') ENDIF IF ( ax_units(2) .NE. 'deg' .AND. . ax_units(2) .NE. 'degrees_N' .AND. . ax_units(2) .NE. 'lat' .AND. . ax_units(2) .NE. 'latitude' .AND. . ax_units(2) .NE. 'Latitude' .AND. . ax_units(2) .NE. 'LATITUDE' ) THEN WRITE (6,*)'Latitude axis units =', ax_units(2) !CALL ef_bail_out(id,'Latitude axis must be in degrees') ENDIF CALL ef_get_axis_info (id, ARG1, ax_name, ax_units, . backward, modulo, regular) IF ( ax_units(3) .NE. 'm' .AND. . ax_units(3) .NE. 'meters' .AND. . ax_units(3) .NE. 'M' .AND. . ax_units(3) .NE. 'METERS' ) THEN WRITE (6,*)'Longitude axis units =', ax_units(1) !CALL ef_bail_out(id,'Z axis must be in meters') ENDIF l2 = arg_lo_ss(T_AXIS,ARG2) l3 = arg_lo_ss(T_AXIS,ARG3) DO l = res_lo_ss(T_AXIS), res_hi_ss(T_AXIS) ilat = 2 j2 = arg_lo_ss(Y_AXIS,ARG2) + 1 j3 = arg_lo_ss(Y_AXIS,ARG3) + 1 DO j = res_lo_ss(Y_AXIS), res_hi_ss(Y_AXIS) iLon = 2 i2 = arg_lo_ss(X_AXIS,ARG2) + 1 i3 = arg_lo_ss(X_AXIS,ARG3) + 1 DO i = res_lo_ss(X_AXIS), res_hi_ss(X_AXIS) iZ = 1 k2 = arg_lo_ss(Z_AXIS,ARG2) k3 = arg_lo_ss(Z_AXIS,ARG3) DO k = res_lo_ss(Z_AXIS), res_hi_ss(Z_AXIS) IF (arg_2(i2, j2, k2,l2) .EQ. bad_flag(ARG2) .OR. . arg_2(i2+1,j2, k2,l2) .EQ. bad_flag(ARG2) .OR. . arg_2(i2-1,j2, k2,l2) .EQ. bad_flag(ARG2) .OR. . arg_2(i2, j2+1,k2,l2) .EQ. bad_flag(ARG2) .OR. . arg_2(i2+1,j2+1,k2,l2) .EQ. bad_flag(ARG2) .OR. . arg_2(i2-1,j2+1,k2,l2) .EQ. bad_flag(ARG2) .OR. . arg_2(i2, j2-1,k2,l2) .EQ. bad_flag(ARG2) .OR. . arg_2(i2+1,j2-1,k2,l2) .EQ. bad_flag(ARG2) .OR. . arg_2(i2-1,j2-1,k2,l2) .EQ. bad_flag(ARG2) .OR. . arg_3(i3, j3, k3,l3) .EQ. bad_flag(ARG3) .OR. . arg_3(i3+1,j3, k3,l3) .EQ. bad_flag(ARG3) .OR. . arg_3(i3-1,j3, k3,l3) .EQ. bad_flag(ARG3) .OR. . arg_3(i3, j3+1,k3,l3) .EQ. bad_flag(ARG3) .OR. . arg_3(i3+1,j3+1,k3,l3) .EQ. bad_flag(ARG3) .OR. . arg_3(i3-1,j3+1,k3,l3) .EQ. bad_flag(ARG3) .OR. . arg_3(i3, j3-1,k3,l3) .EQ. bad_flag(ARG3) .OR. . arg_3(i3+1,j3-1,k3,l3) .EQ. bad_flag(ARG3) .OR. . arg_3(i3-1,j3-1,k3,l3) .EQ. bad_flag(ARG3)) THEN result(i,j,k,l) = bad_flag_result ELSE IF (iZ .EQ. 1) THEN result(i,j,k,l) = ( . arg_2(i2,j2,k2,l2) . * (arg_3(i3,j3,k3,l3) + arg_3(i3,j3,k3+1,l3)) . / 2. . - arg_3(i3,j3,k3,l3) * . arg_2(i2,j2,k2,l2) . ) / (zW(iZ)*Meters_to_cm) . * sec_per_month ELSE result(i,j,k,l) = ( . - (adv_fb(i2,j2,k2-1,l2,i3,j3,k3-1,l3) . - adv_fb(i2,j2,k2,l2,i3,j3,k3,l3)) / 2. . + arg_3(i3,j3,k3,l3) * ( . arg_2(i2,j2,k2-1,l2) - . arg_2(i2,j2,k2,l2) ) . ) /(zW(iZ-1)-zW(iZ))/Meters_to_cm . * sec_per_month ENDIF ENDIF iZ = iZ + 1 k2 = k2 + arg_incr(Z_AXIS,ARG2) k3 = k3 + arg_incr(Z_AXIS,ARG3) ENDDO iLon = iLon + 1 i2 = i2 + arg_incr(X_AXIS,ARG2) i3 = i3 + arg_incr(X_AXIS,ARG3) ENDDO iLat = iLat + 1 j2 = j2 + arg_incr(Y_AXIS,ARG2) j3 = j3 + arg_incr(Y_AXIS,ARG3) ENDDO l2 = l2 + arg_incr(T_AXIS,ARG2) l3 = l3 + arg_incr(T_AXIS,ARG3) ENDDO END