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module cv3_feed_m |
module cv30_feed_m |
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implicit none |
implicit none |
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contains |
contains |
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SUBROUTINE cv3_feed(len, nd, t, q, qs, p, ph, hm, gz, nk, icb, icbmax, & |
SUBROUTINE cv30_feed(t1, q1, qs1, p1, ph1, gz1, icb1, iflag1, tnk1, qnk1, & |
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iflag, tnk, qnk, gznk, plcl) |
gznk1, plcl1) |
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! Purpose: CONVECTIVE FEED |
! Purpose: convective feed |
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! Assuming origin level of ascending parcels is minorig. |
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! Main differences with cv_feed: |
use cv30_param_m, only: minorig, nl |
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! - ph added in input |
USE dimphy, ONLY: klon |
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! - here, nk(i)=minorig |
use numer_rec_95, only: locate |
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! - icb defined differently (plcl compared with ph instead of p) |
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real, intent(in):: t1(:, :) ! (klon, klev) |
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! Main differences with convect3: |
real, intent(in):: q1(:, :), qs1(:, :), p1(:, :) ! (klon, klev) |
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! - we do not compute dplcldt and dplcldr of CLIFT anymore |
real, intent(in):: ph1(:, :) ! (klon, klev+1) |
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! - values iflag different (but tests identical) |
real, intent(in):: gz1(:, :) ! (klon, klev) |
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! - A, B explicitely defined (!) |
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use cv3_param_m |
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! inputs: |
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integer, intent(in):: len, nd |
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real, intent(in):: t(len, nd) |
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real, intent(in):: q(len, nd), qs(len, nd), p(len, nd) |
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real hm(len, nd), gz(len, nd) |
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real, intent(in):: ph(len, nd+1) |
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! outputs: |
! outputs: |
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integer iflag(len) |
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integer, intent(out):: nk(len), icb(len), icbmax |
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real tnk(len), qnk(len), gznk(len), plcl(len) |
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! local variables: |
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integer i, k |
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integer ihmin(len) |
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real work(len) |
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real pnk(len), qsnk(len), rh(len), chi(len) |
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real A, B ! convect3 |
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!-------------------------------------------------------------------- |
integer, intent(out):: icb1(:) ! (klon) |
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! first level above LCL, 2 <= icb1 <= nl - 2 |
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plcl=0.0 |
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! --- Origin level of ascending parcels for convect3: |
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do i=1, len |
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nk(i)=minorig |
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end do |
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! --- Check whether parcel level temperature and specific humidity |
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! --- are reasonable |
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do i=1, len |
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if ((t(i, nk(i)) < 250. .or. q(i, nk(i)) <= 0.) .and. iflag(i) == 0) & |
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iflag(i)=7 |
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end do |
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! --- Calculate lifted condensation level of air at parcel origin level |
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! --- (Within 0.2% of formula of Bolton, MON. WEA. REV., 1980) |
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A = 1669.0 ! convect3 |
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B = 122.0 ! convect3 |
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do i=1, len |
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if (iflag(i).ne.7) then |
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tnk(i)=t(i, nk(i)) |
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qnk(i)=q(i, nk(i)) |
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gznk(i)=gz(i, nk(i)) |
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pnk(i)=p(i, nk(i)) |
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qsnk(i)=qs(i, nk(i)) |
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rh(i)=qnk(i)/qsnk(i) |
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chi(i)=tnk(i)/(A-B*rh(i)-tnk(i)) ! convect3 |
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plcl(i)=pnk(i)*(rh(i)**chi(i)) |
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if ((plcl(i) < 200. .or. plcl(i) >= 2000.) .and. iflag(i) == 0) & |
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iflag(i) = 8 |
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endif |
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end do |
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! --- Calculate first level above lcl (=icb) |
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do i=1, len |
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icb(i)=nlm |
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end do |
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! la modification consiste a comparer plcl a ph et non a p: |
integer, intent(out):: iflag1(:) ! (klon) |
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! icb est defini par : ph(icb) < plcl < ph(icb - 1) |
real tnk1(:), qnk1(:), gznk1(:) ! (klon) |
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do k=3, nl-1 ! modification pour que icb soit supérieur ou égal à 2 |
real, intent(out):: plcl1(:) ! (klon) |
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do i=1, len |
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if(ph(i, k) < plcl(i)) icb(i) = min(icb(i), k) |
! Local: |
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end do |
integer i |
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end do |
real rh(klon) |
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real, parameter:: A = 1669., B = 122. |
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do i=1, len |
!-------------------------------------------------------------------- |
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if((icb(i) == nlm).and.(iflag(i) == 0))iflag(i)=9 |
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end do |
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do i=1, len |
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icb(i) = icb(i)-1 ! icb sup ou egal a 2 |
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end do |
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! Compute icbmax. |
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icbmax=2 |
! Calculate lifted condensation level of air at parcel origin level |
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do i=1, len |
! (within 0.2 % of formula of Bolton, Mon. Wea. Rev., 1980) |
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if (iflag(i) < 7) icbmax=max(icbmax, icb(i)) ! sb Jun7th02 |
where (t1(:, minorig) >= 250. .and. q1(:, minorig) > 0.) |
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end do |
! Parcel level temperature and specific humidity are reasonable. |
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tnk1 = t1(:, minorig) |
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qnk1 = q1(:, minorig) |
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gznk1 = gz1(:, minorig) |
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rh = qnk1 / qs1(:, minorig) |
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plcl1 = p1(:, minorig) * rh**(tnk1 / (A - B * rh - tnk1)) |
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iflag1 = 0 |
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elsewhere |
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plcl1 = 0. |
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iflag1 = 7 |
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end where |
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where (iflag1 == 0 .and. (plcl1 < 200. .or. plcl1 >= 2000.)) iflag1 = 8 |
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! Compute icb1: |
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do i = 1, klon |
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if (plcl1(i) <= ph1(i, nl - 2)) then |
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! Distinguish this case just so that icb1 = nl - 2, not nl = |
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! 3, for plcl1 exactly == ph1(i, nl - 2). Maybe not useful. |
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icb1(i) = nl - 2 |
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else |
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icb1(i) = locate(- ph1(i, 3:nl - 2), - plcl1(i), my_lbound = 3) |
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! {2 <= icb1(i) <= nl - 3} |
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! {ph1(i, icb1(i) + 1) < plcl1(i)} |
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! {plcl1(i) <= ph1(i, icb1(i)) or icb1(i) == 2} |
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end if |
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end do |
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where (icb1 == nl - 2 .and. iflag1 == 0) iflag1 = 9 |
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! {(2 <= icb1(i) <= nl - 3 and ph1(i, icb1(i) + 1) < plcl1(i) and |
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! (plcl1(i) <= ph1(i, icb1(i)) or icb1(i) == 2)) or iflag1(i) /= |
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! 0} |
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end SUBROUTINE cv3_feed |
end SUBROUTINE cv30_feed |
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end module cv3_feed_m |
end module cv30_feed_m |
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