4 |
|
|
5 |
contains |
contains |
6 |
|
|
7 |
SUBROUTINE cv30_feed(t1, q1, qs1, p1, ph1, gz1, nk1, icb1, icbmax, iflag1, & |
SUBROUTINE cv30_feed(t1, q1, qs1, p1, ph1, gz1, icb1, iflag1, tnk1, qnk1, & |
8 |
tnk1, qnk1, gznk1, plcl1) |
gznk1, plcl1) |
9 |
|
|
10 |
! Purpose: convective feed |
! Purpose: convective feed |
11 |
|
! Assuming origin level of ascending parcels is minorig. |
12 |
|
|
13 |
use cv30_param_m, only: minorig, nl |
use cv30_param_m, only: minorig, nl |
14 |
USE dimphy, ONLY: klev, klon |
USE dimphy, ONLY: klev, klon |
20 |
real, intent(in):: gz1(:, :) ! (klon, klev) |
real, intent(in):: gz1(:, :) ! (klon, klev) |
21 |
|
|
22 |
! outputs: |
! outputs: |
23 |
integer, intent(out):: nk1(:), icb1(:) ! (klon) |
|
24 |
integer, intent(out):: icbmax |
integer, intent(out):: icb1(:) ! (klon) |
25 |
integer, intent(inout):: iflag1(klon) |
! first level above lcl, 2 <= icb1 <= nl - 2 |
26 |
real tnk1(klon), qnk1(klon), gznk1(klon) |
|
27 |
|
integer, intent(out):: iflag1(:) ! (klon) |
28 |
|
real tnk1(:), qnk1(:), gznk1(:) ! (klon) |
29 |
real, intent(out):: plcl1(klon) |
real, intent(out):: plcl1(klon) |
30 |
|
|
31 |
! Local: |
! Local: |
32 |
integer i |
integer i |
33 |
real pnk(klon), qsnk(klon), rh(klon), chi(klon) |
real qsnk(klon), rh(klon), chi(klon) |
34 |
real, parameter:: A = 1669., B = 122. |
real, parameter:: A = 1669., B = 122. |
35 |
|
|
36 |
!-------------------------------------------------------------------- |
!-------------------------------------------------------------------- |
37 |
|
|
38 |
|
iflag1 = 0 |
39 |
plcl1 = 0. |
plcl1 = 0. |
40 |
|
|
|
! Origin level of ascending parcels |
|
|
nk1 = minorig |
|
|
|
|
41 |
! Check whether parcel level temperature and specific humidity |
! Check whether parcel level temperature and specific humidity |
42 |
! are reasonable |
! are reasonable |
|
|
|
43 |
do i = 1, klon |
do i = 1, klon |
44 |
if (t1(i, nk1(i)) < 250. .or. q1(i, nk1(i)) <= 0.) iflag1(i) = 7 |
if (t1(i, minorig) < 250. .or. q1(i, minorig) <= 0.) iflag1(i) = 7 |
45 |
end do |
end do |
46 |
|
|
47 |
! Calculate lifted condensation level of air at parcel origin level |
! Calculate lifted condensation level of air at parcel origin level |
48 |
! (within 0.2 % of formula of Bolton, Mon. Wea. Rev., 1980) |
! (within 0.2 % of formula of Bolton, Mon. Wea. Rev., 1980) |
|
|
|
49 |
do i = 1, klon |
do i = 1, klon |
50 |
if (iflag1(i) /= 7) then |
if (iflag1(i) == 0) then |
51 |
tnk1(i) = t1(i, nk1(i)) |
tnk1(i) = t1(i, minorig) |
52 |
qnk1(i) = q1(i, nk1(i)) |
qnk1(i) = q1(i, minorig) |
53 |
gznk1(i) = gz1(i, nk1(i)) |
gznk1(i) = gz1(i, minorig) |
54 |
pnk(i) = p1(i, nk1(i)) |
qsnk(i) = qs1(i, minorig) |
|
qsnk(i) = qs1(i, nk1(i)) |
|
55 |
|
|
56 |
rh(i) = qnk1(i) / qsnk(i) |
rh(i) = qnk1(i) / qsnk(i) |
57 |
chi(i) = tnk1(i) / (A - B*rh(i) - tnk1(i)) |
chi(i) = tnk1(i) / (A - B * rh(i) - tnk1(i)) |
58 |
plcl1(i) = pnk(i)*(rh(i)**chi(i)) |
plcl1(i) = p1(i, minorig) * (rh(i)**chi(i)) |
59 |
if ((plcl1(i) < 200. .or. plcl1(i) >= 2000.) .and. iflag1(i) == 0) & |
if (plcl1(i) < 200. .or. plcl1(i) >= 2000.) iflag1(i) = 8 |
|
iflag1(i) = 8 |
|
60 |
endif |
endif |
61 |
end do |
end do |
62 |
|
|
63 |
! Calculate first level above lcl (= icb1) |
! Compute icb1: |
|
|
|
64 |
do i = 1, klon |
do i = 1, klon |
65 |
if (plcl1(i) <= ph1(i, nl - 2)) then |
if (plcl1(i) <= ph1(i, nl - 2)) then |
66 |
! Distinguish this case just so that icb1 = nl - 2, not nl = |
! Distinguish this case just so that icb1 = nl - 2, not nl = |
69 |
else |
else |
70 |
icb1(i) = locate(- ph1(i, 3:nl - 2), - plcl1(i), my_lbound = 3) |
icb1(i) = locate(- ph1(i, 3:nl - 2), - plcl1(i), my_lbound = 3) |
71 |
! {2 <= icb1(i) <= nl - 3} |
! {2 <= icb1(i) <= nl - 3} |
72 |
! {ph1(i, icb1(i) + 1) < plcl1(i) <= ph1(i, icb1(i))} |
! {ph1(i, icb1(i) + 1) < plcl1(i)} |
73 |
|
! {plcl1(i) <= ph1(i, icb1(i)) or icb1(i) == 2} |
74 |
end if |
end if |
75 |
end do |
end do |
76 |
|
|
77 |
do i = 1, klon |
where (icb1 == nl - 2 .and. iflag1 == 0) iflag1 = 9 |
|
if ((icb1(i) == nl - 2).and.(iflag1(i) == 0)) iflag1(i) = 9 |
|
|
end do |
|
|
|
|
|
! Compute icbmax |
|
78 |
|
|
79 |
icbmax = 2 |
! {(2 <= icb1(i) <= nl - 3 and ph1(i, icb1(i) + 1) < plcl1(i) and |
80 |
|
! (plcl1(i) <= ph1(i, icb1(i)) or icb1(i) == 2)) or iflag1(i) /= |
81 |
do i = 1, klon |
! 0} |
|
if (iflag1(i) < 7) icbmax = max(icbmax, icb1(i)) |
|
|
end do |
|
82 |
|
|
83 |
end SUBROUTINE cv30_feed |
end SUBROUTINE cv30_feed |
84 |
|
|