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module cv30_mixing_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 cv30_mixing(icb, nk, inb, t, rr, rs, u, v, h, lv, hp, ep, clw, & |
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m, sig, ment, qent, uent, vent, nent, sij, elij, ments, qents) |
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|
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! MIXING |
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|
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! a faire: |
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! - changer rr(il, 1) -> qnk(il) |
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! - vectorisation de la partie normalisation des flux (do 789) |
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|
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use cv30_param_m, only: minorig, nl |
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use cv_thermo_m, only: cpd, cpv, rrv |
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USE dimphy, ONLY: klev, klon |
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|
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! inputs: |
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integer, intent(in):: icb(:), nk(:), inb(:) ! (ncum) |
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real t(klon, klev), rr(klon, klev), rs(klon, klev) |
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real u(klon, klev), v(klon, klev) |
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real h(klon, klev), lv(klon, klev), hp(klon, klev) |
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real ep(klon, klev), clw(klon, klev) |
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real m(klon, klev) ! input of convect3 |
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real sig(klon, klev) |
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|
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! outputs: |
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real 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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integer nent(klon, klev) |
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real sij(klon, klev, klev), elij(klon, klev, klev) |
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real ments(klon, klev, klev), qents(klon, klev, klev) |
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|
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! Local: |
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integer ncum, i, j, k, il, im, jm |
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integer num1, num2 |
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real rti, bf2, anum, denom, dei, altem, cwat, stemp, qp |
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real alt, smid, sjmin, sjmax, delp, delm |
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real asij(klon), smax(klon), scrit(klon) |
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real asum(klon, klev), bsum(klon, klev), csum(klon, klev) |
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real wgh |
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real zm(klon, klev) |
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logical lwork(klon) |
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|
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!------------------------------------------------------------------------- |
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|
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ncum = size(icb) |
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|
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! INITIALIZE VARIOUS ARRAYS USED IN THE COMPUTATIONS |
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|
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do j = 1, nl |
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do i = 1, ncum |
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nent(i, j) = 0 |
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end do |
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end do |
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|
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do j = 1, nl |
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do k = 1, nl |
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do i = 1, ncum |
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qent(i, k, j) = rr(i, j) |
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uent(i, k, j) = u(i, j) |
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vent(i, k, j) = v(i, j) |
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elij(i, k, j) = 0.0 |
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end do |
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end do |
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end do |
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|
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ment(1:ncum, 1:klev, 1:klev) = 0.0 |
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sij(1:ncum, 1:klev, 1:klev) = 0.0 |
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|
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zm(:, :) = 0. |
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|
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! CALCULATE ENTRAINED AIR MASS FLUX (ment), TOTAL WATER MIXING |
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! RATIO (QENT), TOTAL CONDENSED WATER (elij), AND MIXING |
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! FRACTION (sij) |
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|
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do i = minorig + 1, nl |
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|
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do j = minorig, nl |
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do il = 1, ncum |
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if((i >= icb(il)).and.(i <= inb(il)).and. & |
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(j >= (icb(il) - 1)).and.(j <= inb(il)))then |
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|
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rti = rr(il, 1) - ep(il, i) * clw(il, i) |
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bf2 = 1. + lv(il, j) * lv(il, j) * rs(il, j) / (rrv & |
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* t(il, j) * t(il, j) * cpd) |
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anum = h(il, j) - hp(il, i) + (cpv - cpd) * t(il, j) * (rti & |
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- rr(il, j)) |
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denom = h(il, i) - hp(il, i) + (cpd - cpv) * (rr(il, i) & |
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- rti) * t(il, j) |
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dei = denom |
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if(abs(dei) < 0.01)dei = 0.01 |
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sij(il, i, j) = anum / dei |
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sij(il, i, i) = 1.0 |
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altem = sij(il, i, j) * rr(il, i) + (1. - sij(il, i, j)) & |
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* rti - rs(il, j) |
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altem = altem / bf2 |
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cwat = clw(il, j) * (1. - ep(il, j)) |
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stemp = sij(il, i, j) |
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if((stemp < 0.0.or.stemp > 1.0.or.altem > cwat) & |
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.and.j > i)then |
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anum = anum - lv(il, j) * (rti - rs(il, j) - cwat * bf2) |
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denom = denom + lv(il, j) * (rr(il, i) - rti) |
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if(abs(denom) < 0.01)denom = 0.01 |
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sij(il, i, j) = anum / denom |
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altem = sij(il, i, j) * rr(il, i) + (1. - sij(il, i, j)) & |
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* rti - rs(il, j) |
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altem = altem - (bf2 - 1.) * cwat |
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end if |
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if(sij(il, i, j) > 0.0.and.sij(il, i, j) < 0.95)then |
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qent(il, i, j) = sij(il, i, j) * rr(il, i) + (1. & |
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- sij(il, i, j)) * rti |
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uent(il, i, j) = sij(il, i, j) * u(il, i) + (1. & |
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- sij(il, i, j)) * u(il, nk(il)) |
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vent(il, i, j) = sij(il, i, j) * v(il, i) + (1. & |
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- sij(il, i, j)) * v(il, nk(il)) |
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elij(il, i, j) = altem |
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elij(il, i, j) = amax1(0.0, elij(il, i, j)) |
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ment(il, i, j) = m(il, i) / (1. - sij(il, i, j)) |
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nent(il, i) = nent(il, i) + 1 |
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end if |
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sij(il, i, j) = amax1(0.0, sij(il, i, j)) |
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sij(il, i, j) = amin1(1.0, sij(il, i, j)) |
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endif ! new |
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end do |
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end do |
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|
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! if no air can entrain at level i assume that updraft detrains |
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! at that level and calculate detrained air flux and properties |
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|
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do il = 1, ncum |
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if ((i >= icb(il)).and.(i <= inb(il)).and.(nent(il, i) == 0)) then |
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ment(il, i, i) = m(il, i) |
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qent(il, i, i) = rr(il, nk(il)) - ep(il, i) * clw(il, i) |
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uent(il, i, i) = u(il, nk(il)) |
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vent(il, i, i) = v(il, nk(il)) |
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elij(il, i, i) = clw(il, i) |
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sij(il, i, i) = 0.0 |
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end if |
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end do |
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end do |
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|
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! NORMALIZE ENTRAINED AIR MASS FLUXES |
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! TO REPRESENT EQUAL PROBABILITIES OF MIXING |
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|
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asum = 0. |
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csum = 0. |
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|
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do il = 1, ncum |
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lwork(il) = .FALSE. |
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enddo |
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|
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DO i = minorig + 1, nl |
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|
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num1 = 0 |
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do il = 1, ncum |
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if (i >= icb(il) .and. i <= inb(il)) num1 = num1 + 1 |
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enddo |
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if (num1 <= 0) cycle |
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|
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do il = 1, ncum |
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if (i >= icb(il) .and. i <= inb(il)) then |
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lwork(il) = (nent(il, i) /= 0) |
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qp = rr(il, 1) - ep(il, i) * clw(il, i) |
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anum = h(il, i) - hp(il, i) - lv(il, i) * (qp - rs(il, i)) & |
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+ (cpv - cpd) * t(il, i) * (qp - rr(il, i)) |
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denom = h(il, i) - hp(il, i) + lv(il, i) * (rr(il, i) - qp) & |
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+ (cpd - cpv) * t(il, i) * (rr(il, i) - qp) |
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if(abs(denom) < 0.01)denom = 0.01 |
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scrit(il) = anum / denom |
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alt = qp - rs(il, i) + scrit(il) * (rr(il, i) - qp) |
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if(scrit(il) <= 0.0.or.alt <= 0.0)scrit(il) = 1.0 |
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smax(il) = 0.0 |
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asij(il) = 0.0 |
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endif |
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end do |
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|
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do j = nl, minorig, - 1 |
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|
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num2 = 0 |
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do il = 1, ncum |
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if (i >= icb(il) .and. i <= inb(il) .and. & |
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j >= (icb(il) - 1) .and. j <= inb(il) & |
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.and. lwork(il)) num2 = num2 + 1 |
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enddo |
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if (num2 <= 0) cycle |
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|
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do il = 1, ncum |
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if (i >= icb(il) .and. i <= inb(il) .and. & |
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j >= (icb(il) - 1) .and. j <= inb(il) & |
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.and. lwork(il)) then |
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|
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if(sij(il, i, j) > 1.0e-16.and.sij(il, i, j) < 0.95)then |
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wgh = 1.0 |
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if(j > i)then |
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sjmax = amax1(sij(il, i, j + 1), smax(il)) |
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sjmax = amin1(sjmax, scrit(il)) |
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smax(il) = amax1(sij(il, i, j), smax(il)) |
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sjmin = amax1(sij(il, i, j - 1), smax(il)) |
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sjmin = amin1(sjmin, scrit(il)) |
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if(sij(il, i, j) < (smax(il) - 1.0e-16))wgh = 0.0 |
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smid = amin1(sij(il, i, j), scrit(il)) |
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else |
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sjmax = amax1(sij(il, i, j + 1), scrit(il)) |
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smid = amax1(sij(il, i, j), scrit(il)) |
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sjmin = 0.0 |
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if(j > 1)sjmin = sij(il, i, j - 1) |
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sjmin = amax1(sjmin, scrit(il)) |
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endif |
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delp = abs(sjmax - smid) |
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delm = abs(sjmin - smid) |
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asij(il) = asij(il) + wgh * (delp + delm) |
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ment(il, i, j) = ment(il, i, j) * (delp + delm) * wgh |
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endif |
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endif |
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end do |
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|
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end do |
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|
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do il = 1, ncum |
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if (i >= icb(il).and.i <= inb(il).and.lwork(il)) then |
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asij(il) = amax1(1.0e-16, asij(il)) |
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asij(il) = 1.0 / asij(il) |
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asum(il, i) = 0.0 |
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bsum(il, i) = 0.0 |
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csum(il, i) = 0.0 |
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endif |
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enddo |
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|
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do j = minorig, nl |
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do il = 1, ncum |
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if (i >= icb(il) .and. i <= inb(il) .and. lwork(il) & |
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.and. j >= (icb(il) - 1) .and. j <= inb(il)) then |
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ment(il, i, j) = ment(il, i, j) * asij(il) |
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endif |
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enddo |
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end do |
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|
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do j = minorig, nl |
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do il = 1, ncum |
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if (i >= icb(il) .and. i <= inb(il) .and. lwork(il) & |
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.and. j >= (icb(il) - 1) .and. j <= inb(il)) then |
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asum(il, i) = asum(il, i) + ment(il, i, j) |
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ment(il, i, j) = ment(il, i, j) * sig(il, j) |
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bsum(il, i) = bsum(il, i) + ment(il, i, j) |
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endif |
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enddo |
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end do |
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|
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do il = 1, ncum |
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if (i >= icb(il).and.i <= inb(il).and.lwork(il)) then |
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bsum(il, i) = amax1(bsum(il, i), 1.0e-16) |
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bsum(il, i) = 1.0 / bsum(il, i) |
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endif |
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enddo |
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|
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do j = minorig, nl |
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do il = 1, ncum |
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if (i >= icb(il) .and. i <= inb(il) .and. lwork(il) & |
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.and. j >= (icb(il) - 1) .and. j <= inb(il)) then |
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ment(il, i, j) = ment(il, i, j) * asum(il, i) * bsum(il, i) |
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endif |
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enddo |
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end do |
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|
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do j = minorig, nl |
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do il = 1, ncum |
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if (i >= icb(il) .and. i <= inb(il) .and. lwork(il) & |
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.and. j >= (icb(il) - 1) .and. j <= inb(il)) then |
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csum(il, i) = csum(il, i) + ment(il, i, j) |
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endif |
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enddo |
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end do |
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|
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do il = 1, ncum |
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if (i >= icb(il) .and. i <= inb(il) .and. lwork(il) & |
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.and. csum(il, i) < m(il, i)) then |
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nent(il, i) = 0 |
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ment(il, i, i) = m(il, i) |
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qent(il, i, i) = rr(il, 1) - ep(il, i) * clw(il, i) |
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uent(il, i, i) = u(il, nk(il)) |
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vent(il, i, i) = v(il, nk(il)) |
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elij(il, i, i) = clw(il, i) |
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sij(il, i, i) = 0.0 |
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endif |
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enddo ! il |
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|
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end DO |
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|
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! MAF: renormalisation de MENT |
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do jm = 1, klev |
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do im = 1, klev |
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do il = 1, ncum |
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zm(il, im) = zm(il, im) + (1. - sij(il, im, jm)) * ment(il, im, jm) |
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end do |
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end do |
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end do |
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|
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do jm = 1, klev |
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do im = 1, klev |
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do il = 1, ncum |
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if(zm(il, im) /= 0.) then |
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ment(il, im, jm) = ment(il, im, jm) * m(il, im) / zm(il, im) |
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endif |
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end do |
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end do |
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end do |
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|
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do jm = 1, klev |
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do im = 1, klev |
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do il = 1, ncum |
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qents(il, im, jm) = qent(il, im, jm) |
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ments(il, im, jm) = ment(il, im, jm) |
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end do |
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enddo |
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enddo |
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|
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end SUBROUTINE cv30_mixing |
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|
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end module cv30_mixing_m |
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