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module cv_driver_m |
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|
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implicit none |
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|
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contains |
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|
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SUBROUTINE cv_driver(t1, q1, qs1, u1, v1, p1, ph1, iflag1, ft1, fq1, fu1, & |
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fv1, precip1, VPrecip1, sig1, w01, icb1, inb1, delt, Ma1, upwd1, & |
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dnwd1, dnwd01, qcondc1, wd1, cape1, da1, phi1, mp1) |
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|
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! From LMDZ4/libf/phylmd/cv_driver.F, version 1.3, 2005/04/15 12:36:17 |
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! Main driver for convection |
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! Author: S. Bony, March 2002 |
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|
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! Several modules corresponding to different physical processes |
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|
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use cv30_closure_m, only: cv30_closure |
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use cv30_compress_m, only: cv30_compress |
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use cv30_feed_m, only: cv30_feed |
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use cv30_mixing_m, only: cv30_mixing |
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use cv30_param_m, only: cv30_param, nl |
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use cv30_prelim_m, only: cv30_prelim |
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use cv30_tracer_m, only: cv30_tracer |
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use cv30_uncompress_m, only: cv30_uncompress |
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use cv30_undilute2_m, only: cv30_undilute2 |
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use cv30_unsat_m, only: cv30_unsat |
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use cv30_yield_m, only: cv30_yield |
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USE dimphy, ONLY: klev, klon |
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|
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real, intent(in):: t1(klon, klev) |
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! temperature (K), with first index corresponding to lowest model |
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! level |
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|
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real, intent(in):: q1(klon, klev) |
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! Specific humidity, with first index corresponding to lowest |
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! model level. Must be defined at same grid levels as T1. |
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|
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real, intent(in):: qs1(klon, klev) |
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! Saturation specific humidity, with first index corresponding to |
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! lowest model level. Must be defined at same grid levels as |
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! T1. |
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|
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real, intent(in):: u1(klon, klev), v1(klon, klev) |
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! Zonal wind and meridional velocity (m/s), witth first index |
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! corresponding with the lowest model level. Defined at same |
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! levels as T1. |
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|
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real, intent(in):: p1(klon, klev) |
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! Full level pressure (mb) of dimension KLEV, with first index |
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! corresponding to lowest model level. Must be defined at same |
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! grid levels as T1. |
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|
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real, intent(in):: ph1(klon, klev + 1) |
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! Half level pressure (mb), with first index corresponding to |
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! lowest level. These pressures are defined at levels intermediate |
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! between those of P1, T1, Q1 and QS1. The first value of PH |
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! should be greater than (i.e. at a lower level than) the first |
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! value of the array P1. |
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|
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integer, intent(out):: iflag1(klon) |
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! Flag for Emanuel conditions. |
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|
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! 0: Moist convection occurs. |
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|
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! 1: Moist convection occurs, but a CFL condition on the |
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! subsidence warming is violated. This does not cause the scheme |
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! to terminate. |
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|
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! 2: Moist convection, but no precipitation because ep(inb) < 1e-4 |
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|
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! 3: No moist convection because new cbmf is 0 and old cbmf is 0. |
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|
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! 4: No moist convection; atmosphere is not unstable |
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|
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! 6: No moist convection because ihmin le minorig. |
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|
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! 7: No moist convection because unreasonable parcel level |
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! temperature or specific humidity. |
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|
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! 8: No moist convection: lifted condensation level is above the |
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! 200 mb level. |
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|
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! 9: No moist convection: cloud base is higher then the level NL-1. |
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|
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real, intent(out):: ft1(klon, klev) |
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! Temperature tendency (K/s), defined at same grid levels as T1, |
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! Q1, QS1 and P1. |
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|
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real, intent(out):: fq1(klon, klev) |
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! Specific humidity tendencies (s-1), defined at same grid levels |
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! as T1, Q1, QS1 and P1. |
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|
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real, intent(out):: fu1(klon, klev), fv1(klon, klev) |
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! Forcing (tendency) of zonal and meridional velocity (m/s^2), |
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! defined at same grid levels as T1. |
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|
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real, intent(out):: precip1(klon) ! convective precipitation rate (mm/day) |
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|
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real, intent(out):: VPrecip1(klon, klev + 1) |
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! vertical profile of convective precipitation (kg/m2/s) |
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|
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real, intent(inout):: sig1(klon, klev) ! section adiabatic updraft |
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|
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real, intent(inout):: w01(klon, klev) |
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! vertical velocity within adiabatic updraft |
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|
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integer, intent(out):: icb1(klon) |
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integer, intent(inout):: inb1(klon) |
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real, intent(in):: delt ! the model time step (sec) between calls |
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|
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real Ma1(klon, klev) ! Output mass flux adiabatic updraft |
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|
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real, intent(out):: upwd1(klon, klev) |
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! total upward mass flux (adiab + mixed) |
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|
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real, intent(out):: dnwd1(klon, klev) ! saturated downward mass flux (mixed) |
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real, intent(out):: dnwd01(klon, klev) ! unsaturated downward mass flux |
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|
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real qcondc1(klon, klev) ! Output in-cld mixing ratio of condensed water |
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|
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real wd1(klon) ! gust |
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! Output downdraft velocity scale for surface fluxes |
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! A convective downdraft velocity scale. For use in surface |
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! flux parameterizations. See convect.ps file for details. |
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|
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real cape1(klon) ! Output |
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real, intent(inout):: da1(klon, klev), phi1(klon, klev, klev) |
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real, intent(inout):: mp1(klon, klev) |
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|
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! Local: |
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|
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real da(klon, klev), phi(klon, klev, klev), mp(klon, klev) |
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|
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integer i, k, il |
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integer icbmax |
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integer nk1(klon) |
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integer icbs1(klon) |
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|
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real plcl1(klon) |
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real tnk1(klon) |
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real qnk1(klon) |
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real gznk1(klon) |
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real pbase1(klon) |
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real buoybase1(klon) |
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|
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real lv1(klon, klev) |
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real cpn1(klon, klev) |
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real tv1(klon, klev) |
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real gz1(klon, klev) |
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real hm1(klon, klev) |
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real h1(klon, klev) |
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real tp1(klon, klev) |
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real tvp1(klon, klev) |
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real clw1(klon, klev) |
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real th1(klon, klev) |
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|
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integer ncum |
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|
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! Compressed fields: |
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|
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integer idcum(klon) |
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integer iflag(klon), nk(klon), icb(klon) |
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integer nent(klon, klev) |
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integer icbs(klon) |
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integer inb(klon) |
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|
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real plcl(klon), tnk(klon), qnk(klon), gznk(klon) |
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real t(klon, klev), q(klon, klev), qs(klon, klev) |
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real u(klon, klev), v(klon, klev) |
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real gz(klon, klev), h(klon, klev), lv(klon, klev), cpn(klon, klev) |
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real p(klon, klev), ph(klon, klev + 1), tv(klon, klev), tp(klon, klev) |
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real clw(klon, klev) |
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real pbase(klon), buoybase(klon), th(klon, klev) |
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real tvp(klon, klev) |
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real sig(klon, klev), w0(klon, klev) |
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real hp(klon, klev), ep(klon, klev), sigp(klon, klev) |
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real buoy(klon, klev) |
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real cape(klon) |
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real m(klon, klev), ment(klon, klev, klev), qent(klon, klev, klev) |
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real uent(klon, klev, klev), vent(klon, klev, klev) |
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real ments(klon, klev, klev), qents(klon, klev, klev) |
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real sij(klon, klev, klev), elij(klon, klev, klev) |
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real qp(klon, klev), up(klon, klev), vp(klon, klev) |
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real wt(klon, klev), water(klon, klev), evap(klon, klev) |
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real, allocatable:: b(:, :) ! (ncum, nl) |
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real ft(klon, klev), fq(klon, klev) |
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real fu(klon, klev), fv(klon, klev) |
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real upwd(klon, klev), dnwd(klon, klev), dnwd0(klon, klev) |
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real Ma(klon, klev), mike(klon, klev), tls(klon, klev) |
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real tps(klon, klev) |
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real precip(klon) |
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real VPrecip(klon, klev + 1) |
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real qcondc(klon, klev) ! cld |
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real wd(klon) ! gust |
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|
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!------------------------------------------------------------------- |
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|
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! SET CONSTANTS AND PARAMETERS |
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|
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! set thermodynamical constants: |
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! (common cvthermo) |
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CALL cv_thermo |
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|
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! set convect parameters |
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! includes microphysical parameters and parameters that |
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! control the rate of approach to quasi-equilibrium) |
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! (common cvparam) |
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CALL cv30_param(delt) |
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|
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! INITIALIZE OUTPUT ARRAYS AND PARAMETERS |
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|
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do k = 1, klev |
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do i = 1, klon |
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ft1(i, k) = 0. |
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fq1(i, k) = 0. |
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fu1(i, k) = 0. |
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fv1(i, k) = 0. |
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tvp1(i, k) = 0. |
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tp1(i, k) = 0. |
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clw1(i, k) = 0. |
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clw(i, k) = 0. |
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gz1(i, k) = 0. |
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VPrecip1(i, k) = 0. |
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Ma1(i, k) = 0. |
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upwd1(i, k) = 0. |
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dnwd1(i, k) = 0. |
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dnwd01(i, k) = 0. |
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qcondc1(i, k) = 0. |
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end do |
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end do |
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|
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do i = 1, klon |
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precip1(i) = 0. |
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iflag1(i) = 0 |
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wd1(i) = 0. |
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cape1(i) = 0. |
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VPrecip1(i, klev + 1) = 0. |
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end do |
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|
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do il = 1, klon |
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sig1(il, klev) = sig1(il, klev) + 1. |
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sig1(il, klev) = min(sig1(il, klev), 12.1) |
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enddo |
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|
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! CALCULATE ARRAYS OF GEOPOTENTIAL, HEAT CAPACITY & STATIC ENERGY |
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CALL cv30_prelim(klon, klev, klev + 1, t1, q1, p1, ph1, lv1, cpn1, tv1, & |
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gz1, h1, hm1, th1) |
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|
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! CONVECTIVE FEED |
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CALL cv30_feed(klon, klev, t1, q1, qs1, p1, ph1, gz1, nk1, icb1, & |
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icbmax, iflag1, tnk1, qnk1, gznk1, plcl1) ! klev->na |
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|
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! UNDILUTE (ADIABATIC) UPDRAFT / 1st part |
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! (up through ICB for convect4, up through ICB + 1 for convect3) |
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! Calculates the lifted parcel virtual temperature at nk, the |
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! actual temperature, and the adiabatic liquid water content. |
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CALL cv30_undilute1(klon, klev, t1, q1, qs1, gz1, plcl1, p1, nk1, icb1, & |
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tp1, tvp1, clw1, icbs1) ! klev->na |
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|
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! TRIGGERING |
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CALL cv30_trigger(klon, klev, icb1, plcl1, p1, th1, tv1, tvp1, pbase1, & |
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buoybase1, iflag1, sig1, w01) ! klev->na |
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|
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! Moist convective adjustment is necessary |
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|
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ncum = 0 |
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do i = 1, klon |
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if (iflag1(i) == 0) then |
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ncum = ncum + 1 |
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idcum(ncum) = i |
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endif |
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end do |
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|
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IF (ncum > 0) THEN |
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allocate(b(ncum, nl)) |
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|
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! COMPRESS THE FIELDS |
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! (-> vectorization over convective gridpoints) |
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CALL cv30_compress(klon, klon, ncum, klev, iflag1, nk1, icb1, icbs1, & |
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plcl1, tnk1, qnk1, gznk1, pbase1, buoybase1, t1, q1, qs1, u1, & |
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v1, gz1, th1, h1, lv1, cpn1, p1, ph1, tv1, tp1, tvp1, clw1, & |
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sig1, w01, iflag, nk, icb, icbs, plcl, tnk, qnk, gznk, pbase, & |
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buoybase, t, q, qs, u, v, gz, th, h, lv, cpn, p, ph, tv, tp, & |
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tvp, clw, sig, w0) |
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|
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CALL cv30_undilute2(ncum, icb, icbs, nk, tnk, qnk, gznk, t, qs, gz, p, & |
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h, tv, lv, pbase, buoybase, plcl, inb(:ncum), tp, tvp, clw, hp, & |
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ep, sigp, buoy) |
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|
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! CLOSURE |
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CALL cv30_closure(klon, ncum, klev, icb, inb, pbase, p, ph, tv, & |
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buoy, sig, w0, cape, m) ! na->klev |
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|
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! MIXING |
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CALL cv30_mixing(klon, ncum, klev, klev, icb, nk, inb, t, q, qs, u, & |
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v, h, lv, hp, ep, clw, m, sig, ment, qent, uent, vent, nent, & |
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sij, elij, ments, qents) |
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|
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! Unsaturated (precipitating) downdrafts |
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CALL cv30_unsat(icb(:ncum), inb(:ncum), t, q, qs, gz, u, v, p, ph, th, & |
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tv, lv, cpn, ep, sigp, clw, m, ment, elij, delt, plcl, mp, qp, & |
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up, vp, wt, water, evap, b) |
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|
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! Yield (tendencies, precipitation, variables of interface with |
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! other processes, etc) |
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CALL cv30_yield(icb(:ncum), inb(:ncum), delt, t, q, u, v, gz, p, ph, & |
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h, hp, lv, cpn, th, ep, clw, m, tp, mp, qp, up, vp, wt, & |
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water(:ncum, :nl), evap(:ncum, :nl), b, ment, qent, uent, vent, & |
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nent, elij, sig, tv, tvp, iflag, precip, VPrecip, ft, fq, fu, fv, & |
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upwd, dnwd, dnwd0, ma, mike, tls, tps, qcondc, wd) |
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|
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! passive tracers |
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CALL cv30_tracer(klon, ncum, klev, ment, sij, da, phi) |
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|
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! UNCOMPRESS THE FIELDS |
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|
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! set iflag1 = 42 for non convective points |
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iflag1 = 42 |
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|
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CALL cv30_uncompress(idcum(:ncum), iflag, precip, VPrecip, sig, w0, & |
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ft, fq, fu, fv, inb, Ma, upwd, dnwd, dnwd0, qcondc, wd, cape, & |
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da, phi, mp, iflag1, precip1, VPrecip1, sig1, w01, ft1, fq1, & |
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fu1, fv1, inb1, Ma1, upwd1, dnwd1, dnwd01, qcondc1, wd1, & |
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cape1, da1, phi1, mp1) |
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ENDIF |
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|
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end SUBROUTINE cv_driver |
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|
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end module cv_driver_m |
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