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dfer |
1.1 |
function HT = calcHeatTransDirect(varargin) |
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% HT = calcHeatTransDirect(d,g,time,flu,blkFile,[optional]); |
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% HT = calcHeatTransDirect(d,g,time,flu,blkFile,'grav',9.81); |
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% |
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% Input arguements: |
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% The incoming field data (d) and grid data (g) must be in a structured |
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% array format (which is the format that comes from rdmnc): |
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% d [Field data] hUtave,hVtave,uVeltave,vVeltave,Ttave,UTtave, |
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% VTtave,(Stave,UStave,VStave for atm) |
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% g [Grid data ] drF,dxG,dyG,dxC,dyC,HFacW,HFacS,rA |
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% Other input parameters: |
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% time (vec) Time levels to analyze ([] for all) |
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% flu (str) 'O' or 'A' for ocean or atmosphere |
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% blkFile (str) Broken line file (eg 'isoLat_cs32_59.mat') |
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% Optional parameters: |
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% 'grav' (num, default 9.81) Acceleration due to gravity |
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% 'LhVap' (num, default 2501) Latent heat of vaporization |
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% 'CpO' (num, default 3994) Specific heat capacity of water |
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% 'RhoO' (num, default 1030) Density of sea water |
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% 'CpA' (num, default 1004) Specific heat capacity of water |
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% %'DiffKh' (num, default 800) Horizontal diffusivity |
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% |
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% Output: |
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% HT_Out is a structured array with the following fields: |
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% time ([nt,1]) Time axis |
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% ylatHT ([ny,1]) Heat transport latitude axis |
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% ylatSF ([ny-1,1]) Implied heating latitude axis |
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% AreaZon ([ny,1]) Area in zonal bands |
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% SenHT ([ny,nBas,nt,nFld]) Sensible heat transport |
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% SenSF ([ny-1,nBas,nt,nFld]) Implied heating above |
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% LatHT ([ny,nBas,nt,nFld]) Latent heat transport (atm only) |
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% LatSF ([ny-1,nBas,nt,nFld]) Implied heating from aboce (atm only) |
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% Currently, the routine is only configured to handle the global basin, |
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% so nBas = 1 for the output. ny is defined by the broken line file used |
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% for the cube calculation. nFld is the heat transport component: |
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% nFld = 1 = Eulerian circulation HT |
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% nFld = 2 = HT by time mean circulation |
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% nFld = 3 = Residual [3=1-2] |
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% nFld = 4 = HT by zonal mean circulation |
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% nFld = 5 = Residual [5=2-4] |
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% Ocn only: |
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% If GM advective form: |
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% nFld = 6 = HT by horizontal diffusion |
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% If Skew flux form: |
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% nFld = 6 = total (GM+Redi) eddy transport |
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% nFld = 7 = GM (advective) eddy transport |
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% |
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% Description: |
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% Calculation heat transport, and to degree possible, decomposition. |
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% Heat transport is given in PW and the implied surface heating/flux |
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% in W/m^2. The incoming data arrays are all assumed to be of the |
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% dimensions [6*nc,nc,nr,nt]. |
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% |
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% Original Author: Jean-Michel Campin |
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% Modifications: Daniel Enderton |
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% Default constants |
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LhVap = 2501; |
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grav = 9.81; |
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CpO = 3994; |
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RhoO = 1030; |
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CpA = 1004; |
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kappa = 2/7; |
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masking=0; |
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PHIref = grav * [ 431.199 2105.998 5536.327 10440.915 18190.889]; |
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%PHIref = grav * [ 173.888 529.598 896.724 1276.210 1669.052 ... |
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% 2076.380 2499.554 2940.137 3399.937 3881.061 ... |
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% 4385.993 4917.689 5480.084 6078.962 6722.700 ... |
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% 7420.744 8183.151 9023.181 9959.131 11019.028... |
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% 12253.003 13723.604 15599.238 18412.089 24539.570]; |
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% Read input parameters. |
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d = varargin{1}; |
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g = varargin{2}; |
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dE= varargin{3}; |
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GM= varargin{4}; |
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nt= varargin{5}; |
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flu = varargin{6}; |
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blkFile = varargin{7}; |
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%for ii = 8:2:length(varargin) |
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% temp = varargin{ii+1}; eval([varargin{ii},' = temp;']); |
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%end |
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if length(varargin) >= 8 & ~isempty(varargin{8}) |
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mask = varargin{8}; |
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masking = 1; |
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disp('Masking is on...') |
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end |
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if length(varargin) == 9 |
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PHIref= varargin{9}; |
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end |
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nBas = 0; |
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if isequal(flu,'A'), nout = 5; end |
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if isequal(flu,'O'), nout = 7; end |
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flag_tot=0; |
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
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% Prepare / reform incoming data % |
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
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% Determine time indecies. |
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%if isempty(time), time = d.iters_read_from_file; i_time = 1:length(time); |
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%else [dump,i_time] = ismember(time,d.iters_read_from_file); end |
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nc = size(g.HFacC,2); |
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nr = size(g.HFacC,3); |
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i_time=1:nt; |
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if nr~=5 |
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LhVap = 2500e3; |
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grav = 9.79764; |
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RDGAS = 287.04; |
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CpA = RDGAS/kappa; |
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end |
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ac = reshape(g.rA ,[6*nc*nc, 1]); |
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hw = reshape(g.HFacW(1:6*nc,1:nc,1:nr),[6*nc*nc,nr]); |
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hs = reshape(g.HFacS(1:6*nc,1:nc,1:nr),[6*nc*nc,nr]); |
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dxc = reshape(g.dxC(1:6*nc,1:nc) ,[6*nc*nc, 1]); |
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dyc = reshape(g.dyC(1:6*nc,1:nc) ,[6*nc*nc, 1]); |
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dxg = reshape(g.dxG(1:6*nc,1:nc) ,[6*nc*nc, 1]); |
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dyg = reshape(g.dyG(1:6*nc,1:nc) ,[6*nc*nc, 1]); |
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drf = reshape(g.drF,[1,length(g.drF)]); |
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Z = reshape(g.Z,[1,length(g.Z)]); |
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%u = reshape(d.UVEL(1:6*nc,1:nc,:,i_time),[6*nc*nc,nr,nt]); |
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%v = reshape(d.VVEL(1:6*nc,1:nc,:,i_time),[6*nc*nc,nr,nt]); |
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ut = reshape(dE.UTHMASS(1:6*nc,1:nc,:,i_time) ,[6*nc*nc,nr,nt]); |
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vt = reshape(dE.VTHMASS(1:6*nc,1:nc,:,i_time) ,[6*nc*nc,nr,nt]); |
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hu = reshape(dE.UVELMASS(1:6*nc,1:nc,:,i_time) ,[6*nc*nc,nr,nt]); |
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hv = reshape(dE.VVELMASS(1:6*nc,1:nc,:,i_time) ,[6*nc*nc,nr,nt]); |
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t = d.THETA(1:6*nc,1:nc,:,i_time); |
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if isequal(flu,'O') |
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Kux = reshape(GM.GM_Kux(1:6*nc,1:nc,:,i_time),[6*nc*nc,nr,nt]); |
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Kvy = reshape(GM.GM_Kvy(1:6*nc,1:nc,:,i_time),[6*nc*nc,nr,nt]); |
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if isfield(GM,'GM_ubT') %%% if advective form of GM |
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UbTgm = reshape(GM.GM_ubT(1:6*nc,1:nc,:,i_time),[6*nc*nc,nr,nt]); |
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VbTgm = reshape(GM.GM_vbT(1:6*nc,1:nc,:,i_time),[6*nc*nc,nr,nt]); |
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elseif isfield(GM,'GM_KuzTz') %%% if skew-flux form of GM |
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UbTgm = reshape(GM.GM_KuzTz(1:6*nc,1:nc,:,i_time),[6*nc*nc,nr,nt]); |
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VbTgm = reshape(GM.GM_KvzTz(1:6*nc,1:nc,:,i_time),[6*nc*nc,nr,nt]); |
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elseif isfield(dE,'ADVx_TH') %%% if total advective field |
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flag_tot = 1; |
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UbTgm = reshape(dE.ADVx_TH(1:6*nc,1:nc,:,i_time),[6*nc*nc,nr,nt]); |
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VbTgm = reshape(dE.ADVy_TH(1:6*nc,1:nc,:,i_time),[6*nc*nc,nr,nt]); |
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else |
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UbTgm = zeros(6*nc*nc,nr,nt); |
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VbTgm = zeros(6*nc*nc,nr,nt); |
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end |
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end |
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if isequal(flu,'A') |
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up = reshape(dE.UVELPHI(1:6*nc,1:nc,:,i_time) ,[6*nc*nc,nr,nt]); |
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vp = reshape(dE.VVELPHI(1:6*nc,1:nc,:,i_time) ,[6*nc*nc,nr,nt]); |
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uq = reshape(dE.USLTMASS(1:6*nc,1:nc,:,i_time) ,[6*nc*nc,nr,nt]); |
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vq = reshape(dE.VSLTMASS(1:6*nc,1:nc,:,i_time) ,[6*nc*nc,nr,nt]); |
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q = d.SALT(1:6*nc,1:nc,:,i_time); |
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p = d.PHIHYD(1:6*nc,1:nc,:,i_time); |
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ut = ut .* ( repmat(Z,[6*nc*nc 1 nt]) / 1e5 ).^kappa; |
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vt = vt .* ( repmat(Z,[6*nc*nc 1 nt]) / 1e5 ).^kappa; |
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t = t .* ( repmat(reshape(Z,[1 1 nr]),[6*nc nc 1 nt]) / 1e5 ).^kappa; |
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end |
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if masking == 1 |
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hu = repmat(reshape(mask.maskW(:,:,1),6*nc*nc,1),[1 nr nt]) .* hu; |
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hv = repmat(reshape(mask.maskS(:,:,1),6*nc*nc,1),[1 nr nt]) .* hv; |
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ut = repmat(reshape(mask.maskW(:,:,1),6*nc*nc,1),[1 nr nt]) .* ut; |
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vt = repmat(reshape(mask.maskS(:,:,1),6*nc*nc,1),[1 nr nt]) .* vt; |
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if isequal(flu,'O') |
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Kux = repmat(reshape(mask.maskW(:,:,1),6*nc*nc,1),[1 nr nt]) .* Kux; |
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Kvy = repmat(reshape(mask.maskS(:,:,1),6*nc*nc,1),[1 nr nt]) .* Kvy; |
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UbTgm = repmat(reshape(mask.maskW(:,:,1),6*nc*nc,1),[1 nr nt]) .* UbTgm; |
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VbTgm = repmat(reshape(mask.maskS(:,:,1),6*nc*nc,1),[1 nr nt]) .* VbTgm; |
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end |
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end |
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% Load broken line information. Compute (tracer point) cell area between |
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% broken lines for each basin. There are nbkl broken lines and nbkl+1 |
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% bands between broken lines. The variable "bkl_Zon" gives the zone number |
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% (nbkl+1 total) for a given index between 0 and nbkl, that is, nbkl+1 |
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% total zones. Comments block is for eventual addition of multiple basin |
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% calculations. |
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load(blkFile); |
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ydim=length(bkl_Ylat); |
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AreaZon=zeros(ydim+1,1+nBas); |
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for j = 1:ydim+1 |
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izon = find(bkl_Zon == j-1); |
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AreaZon(j,1) = sum(ac(izon)); |
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% for b = 1:nBas, |
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% tmp = ac.*mskBc(:,b); |
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% AreaZon(j,1+b) = sum(tmp(izon)); |
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% end |
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end |
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% Latitute plotting information. Average latitude of a broken line |
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% (ylatHF) is calculated from a mean value of the y value of all the edges. |
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% The latitude at the surface flux points is a mean of the broken line mean |
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% values. |
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YlatAv=sum(bkl_Ysg,1)./(1+bkl_Npts'); %' |
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ylatHT = [-90,YlatAv,90]; |
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ylatSF = ( ylatHT(2:ydim+2) + ylatHT(1:ydim+1) )./2; |
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% The variable "bkl_Flg" is -1/1 if edge (on a given broken) has a u point |
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% and -2/2 if it has a v point. Positive/negative values contribute |
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% positively/negatively to northward heat transport (this depends on the |
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% orientation of the cell). A zero value indicates an end of edges that |
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% contribute to a broken line. The u and v information is parced into two |
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% seperate fields, ufac and vfac (-2/2 are reduced to -1/1 for vfac). |
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ufac = zeros([size(bkl_Flg),1+nBas]); |
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vfac = zeros([size(bkl_Flg),1+nBas]); |
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ufac(:,:,1) = rem(bkl_Flg,2); |
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vfac(:,:,1) = fix(bkl_Flg/2); |
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% for jl=1:ydim, |
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% ie=bkl_Npts(jl); |
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% for b=1:nBas, |
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% ufac(1:ie,jl,1+b)=mskBw(bkl_IJuv(1:ie,jl),b).*ufac(1:ie,jl,1); |
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% vfac(1:ie,jl,1+b)=mskBs(bkl_IJuv(1:ie,jl),b).*vfac(1:ie,jl,1); |
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% end |
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% end |
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ufacabs = abs(ufac); |
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vfacabs = abs(vfac); |
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% Prepare mask(s). |
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% ??? I temporarily took out the code to configure the masks beyond this |
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% global one. Does this need to account for a ridge if present? |
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mskG=ones(ydim+1,1+nBas); |
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% Area factors. "ArW_Dif" and "ArS_Dif" the areas for the western and |
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% southern edge of cells, respectively The "_Dif" suffix indicates the |
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% areas used for the diffusivity because there is an extra "dxc" or "dyc" |
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% from the gradient (here for computational efficiency reasons). The |
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% division by "dxc" and "dyc" is associates with gradient of temperature. |
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% |
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% ??? Why is the land mask (hw and hs) only in the diffusive area term? |
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ArW = dyg*reshape(drf,[1,length(drf)]); |
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ArS = dxg*reshape(drf,[1,length(drf)]); |
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ArW_Dif=hw.*((dyg./dxc)*reshape(drf,[1,length(drf)])); |
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ArS_Dif=hs.*((dxg./dyc)*reshape(drf,[1,length(drf)])); |
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% Compute the temperature and its gradient and the velocity points: |
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% tbi/tdi = temperature between/difference i points (at u points) |
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% tbj/tdj = temperature between/difference j points (at v points) |
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% The cube is first split and the extra points are added to the files. |
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% Then the means and differences are taken. Note that the division of dxc |
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% and dyc for the gradient is not applied until later for computational |
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% efficiency purposes. The arrays are then croped and reshaped to the |
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% format for the other field variables, [6*nc*nc,nr]. Note that the |
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% split_C_cub function adds a row/column of tracer points in front of the |
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% first row/column of the tile matries. This, when the differences and |
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% gradients are computed and cropped, the off indecies are selected from |
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% [2:nc+1] rather than [1:nc]. (This was a bit mystifying to me). |
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t6bi=zeros(nc,nc+1,nr,nt,6); t6di=t6bi; q6bi=t6bi; |
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t6bj=zeros(nc+1,nc,nr,nt,6); t6dj=t6bj; q6bj=t6bj; |
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t6t=split_C_cub(t); |
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t6bi([1:nc],:,:,:,:) = ( t6t([1:nc],:,:,:,:) + t6t([2:nc+1],:,:,:,:) )./2; |
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t6bj(:,[1:nc],:,:,:) = ( t6t(:,[1:nc],:,:,:) + t6t(:,[2:nc+1],:,:,:) )./2; |
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t6di([1:nc],:,:,:,:) = ( t6t([1:nc],:,:,:,:) - t6t([2:nc+1],:,:,:,:) ); |
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t6dj(:,[1:nc],:,:,:) = ( t6t(:,[1:nc],:,:,:) - t6t(:,[2:nc+1],:,:,:) ); |
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tbi = t6bi([1:nc],[2:nc+1],:,:,:); |
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tbj = t6bj([2:nc+1],[1:nc],:,:,:); |
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tdi = t6di([1:nc],[2:nc+1],:,:,:); |
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tdj = t6dj([2:nc+1],[1:nc],:,:,:); |
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tbi=reshape(permute(tbi,[1,5,2,3,4]),[6*nc*nc,nr,nt]); |
| 267 |
|
|
tbj=reshape(permute(tbj,[1,5,2,3,4]),[6*nc*nc,nr,nt]); |
| 268 |
|
|
tdi=reshape(permute(tdi,[1,5,2,3,4]),[6*nc*nc,nr,nt]); |
| 269 |
|
|
tdj=reshape(permute(tdj,[1,5,2,3,4]),[6*nc*nc,nr,nt]); |
| 270 |
|
|
if isequal(flu,'A') |
| 271 |
|
|
q6t=split_C_cub(q); |
| 272 |
|
|
q6bi([1:nc],:,:,:,:) = (q6t([1:nc],:,:,:,:)+q6t([2:nc+1],:,:,:,:))./2; |
| 273 |
|
|
q6bj(:,[1:nc],:,:,:) = (q6t(:,[1:nc],:,:,:)+q6t(:,[2:nc+1],:,:,:))./2; |
| 274 |
|
|
qbi = q6bi([1:nc],[2:nc+1],:,:,:); |
| 275 |
|
|
qbj = q6bj([2:nc+1],[1:nc],:,:,:); |
| 276 |
|
|
qbi=reshape(permute(qbi,[1,5,2,3,4]),[6*nc*nc,nr,nt]); |
| 277 |
|
|
qbj=reshape(permute(qbj,[1,5,2,3,4]),[6*nc*nc,nr,nt]); |
| 278 |
|
|
|
| 279 |
|
|
p6t=split_C_cub(p); |
| 280 |
|
|
p6bi([1:nc],:,:,:,:) = (p6t([1:nc],:,:,:,:)+p6t([2:nc+1],:,:,:,:))./2; |
| 281 |
|
|
p6bj(:,[1:nc],:,:,:) = (p6t(:,[1:nc],:,:,:)+p6t(:,[2:nc+1],:,:,:))./2; |
| 282 |
|
|
pbi = p6bi([1:nc],[2:nc+1],:,:,:); |
| 283 |
|
|
pbj = p6bj([2:nc+1],[1:nc],:,:,:); |
| 284 |
|
|
pbi=reshape(permute(pbi,[1,5,2,3,4]),[6*nc*nc,nr,nt]); |
| 285 |
|
|
pbj=reshape(permute(pbj,[1,5,2,3,4]),[6*nc*nc,nr,nt]); |
| 286 |
|
|
end |
| 287 |
|
|
|
| 288 |
|
|
% Prepare output arrays. "nout" is the number of transport output fields. |
| 289 |
|
|
% It is currently hard-coded, but could eventually be an input parameters |
| 290 |
|
|
% to set which output fields are desired if some of then become |
| 291 |
|
|
% computationally expensive. |
| 292 |
|
|
% SenHT = Sensible heat transport |
| 293 |
|
|
% SenSF = Sensible implied surface flux |
| 294 |
|
|
% IntV = Integrated volume transport |
| 295 |
|
|
% IntT = Integrated temperature |
| 296 |
|
|
SenHT = zeros(ydim+2,1+nBas,nt,nout); |
| 297 |
|
|
SenSF = zeros(ydim+1,1+nBas,nt,nout); |
| 298 |
|
|
IntV = zeros(ydim,nr,1+nBas,nt); |
| 299 |
|
|
IntT = zeros(ydim,nr,1+nBas,nt); |
| 300 |
|
|
IntM = zeros(ydim,nr,1+nBas,nt); |
| 301 |
|
|
if isequal(flu,'A') |
| 302 |
|
|
LatHT = zeros(ydim+2,1+nBas,nt,nout); |
| 303 |
|
|
PotHT = zeros(ydim+2,1+nBas,nt,nout); |
| 304 |
|
|
LatSF = zeros(ydim+1,1+nBas,nt,nout); |
| 305 |
|
|
IntQ = zeros(ydim,nr,1+nBas,nt); |
| 306 |
|
|
IntP = zeros(ydim,nr,1+nBas,nt); |
| 307 |
|
|
end |
| 308 |
|
|
Psi = zeros(ydim+2,1+nBas,nt); |
| 309 |
|
|
|
| 310 |
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 311 |
|
|
% Make heat transport calculations % |
| 312 |
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 313 |
|
|
|
| 314 |
|
|
% Preparation for calculation of zonal average temperature. The |
| 315 |
|
|
% tempereature multiplied by the appropriate length scale ("tbi_temp", |
| 316 |
|
|
% "tbj_temp") is summed up ("IntT" in the next section) and |
| 317 |
|
|
% divided by the total length ("IntM", composed from summing "hw_temp", |
| 318 |
|
|
% "hs_temp"). |
| 319 |
|
|
hw_temp = zeros(size(hw)); |
| 320 |
|
|
hs_temp = zeros(size(hs)); |
| 321 |
|
|
for k=1:nr, |
| 322 |
|
|
hw_temp(:,k) = dyg.*hw(:,k); |
| 323 |
|
|
hs_temp(:,k) = dxg.*hs(:,k); |
| 324 |
|
|
end |
| 325 |
|
|
|
| 326 |
|
|
for it = 1:length(i_time) |
| 327 |
|
|
|
| 328 |
|
|
% uz / vz = Volume transport though cell faces (velocity times area). |
| 329 |
|
|
% Used for zonal mean volume transport (4). |
| 330 |
|
|
% utz1/vtz1 = Eulerian sensible heat transport through cell faces (1). |
| 331 |
|
|
% utz2/vtz2 = Sensible heat transport through cell faces by Eulerian |
| 332 |
|
|
% mean circulations (2). |
| 333 |
|
|
% dtx1/dty1 = Temperatude gradient at cell face times the area (when |
| 334 |
|
|
% multiplied by the diffusion will be the horizontal |
| 335 |
|
|
% diffusion heat transport) (6). |
| 336 |
|
|
uz = ArW.*hu(:,:,it); |
| 337 |
|
|
vz = ArS.*hv(:,:,it); |
| 338 |
|
|
utz1 = sum(ArW.*ut(:,:,it),2); |
| 339 |
|
|
vtz1 = sum(ArS.*vt(:,:,it),2); |
| 340 |
|
|
utz2 = sum(ArW.*hu(:,:,it).*tbi(:,:,it),2); |
| 341 |
|
|
vtz2 = sum(ArS.*hv(:,:,it).*tbj(:,:,it),2); |
| 342 |
|
|
if isequal(flu,'A') |
| 343 |
|
|
uqz1 = sum(ArW.*uq(:,:,it),2); |
| 344 |
|
|
vqz1 = sum(ArS.*vq(:,:,it),2); |
| 345 |
|
|
uqz2 = sum(ArW.*hu(:,:,it).*qbi(:,:,it),2); |
| 346 |
|
|
vqz2 = sum(ArS.*hv(:,:,it).*qbj(:,:,it),2); |
| 347 |
|
|
upz1 = sum(ArW.*(up(:,:,it)+hu(:,:,it).*repmat(PHIref,[6*nc*nc 1])),2); |
| 348 |
|
|
vpz1 = sum(ArS.*(vp(:,:,it)+hv(:,:,it).*repmat(PHIref,[6*nc*nc 1])),2); |
| 349 |
|
|
upz2 = sum(ArW.*hu(:,:,it).*(pbi(:,:,it)+repmat(PHIref,[6*nc*nc 1])),2); |
| 350 |
|
|
vpz2 = sum(ArS.*hv(:,:,it).*(pbj(:,:,it)+repmat(PHIref,[6*nc*nc 1])),2); |
| 351 |
|
|
end |
| 352 |
|
|
if isequal(flu,'O') |
| 353 |
|
|
dtx1 = sum(ArW_Dif.*Kux(:,:,it).*tdi(:,:,it),2); |
| 354 |
|
|
dty1 = sum(ArS_Dif.*Kvy(:,:,it).*tdj(:,:,it),2); |
| 355 |
|
|
Kuztz1 = sum(UbTgm(:,:,it),2); |
| 356 |
|
|
Kvztz1 = sum(VbTgm(:,:,it),2); |
| 357 |
|
|
end |
| 358 |
|
|
|
| 359 |
|
|
% Preparation for calculation of zonal average temperature. The |
| 360 |
|
|
% temperature multiplied by the appropriate length scale ("tbi_temp", |
| 361 |
|
|
% "tbj_temp") is summed up ("IntT" in the next section) and |
| 362 |
|
|
% divided by the total length ("IntM", composed from summing "hw_temp", |
| 363 |
|
|
% "hs_temp"). |
| 364 |
|
|
tbi_temp = hw_temp.*tbi(:,:,it); |
| 365 |
|
|
tbj_temp = hs_temp.*tbj(:,:,it); |
| 366 |
|
|
if isequal(flu,'A') |
| 367 |
|
|
qbi_temp = hw_temp.*qbi(:,:,it); |
| 368 |
|
|
qbj_temp = hs_temp.*qbj(:,:,it); |
| 369 |
|
|
pbi_temp = hw_temp.*(pbi(:,:,it)+repmat(PHIref,[6*nc*nc 1])); |
| 370 |
|
|
pbj_temp = hs_temp.*(pbj(:,:,it)+repmat(PHIref,[6*nc*nc 1])); |
| 371 |
|
|
end |
| 372 |
|
|
|
| 373 |
|
|
% Block 1: |
| 374 |
|
|
% With the vertical integral of heat transport calculated across cell |
| 375 |
|
|
% edges, the zonal integral (along the broken line) is computed to |
| 376 |
|
|
% determine the total northward heat transport. The first for loop is |
| 377 |
|
|
% over the individual broken lines (determining the northward HT at the |
| 378 |
|
|
% representative latitude). The second loop is over the basins. The |
| 379 |
|
|
% third loop is over the individual edges along a specific broken line. |
| 380 |
|
|
% Note that an individual cell can have two edges (u and v) that have a |
| 381 |
|
|
% HT contributions. Hence the variable containing indecies of cells |
| 382 |
|
|
% with edges along the broken lines, "bkl_IJuv", has some repeats. |
| 383 |
|
|
% Note that the variable "bkl_Npts" is the number of edges along a |
| 384 |
|
|
% given broken line. Note also that the latitude axis starts at 2 |
| 385 |
|
|
% because heat transport at extremes (latitute = -90/90) is zero by |
| 386 |
|
|
% definition. Recall that index (1) is total Eulerian transport, (2) |
| 387 |
|
|
% is from the mean circulations, and (3) is from the horizontal |
| 388 |
|
|
% diffusion. |
| 389 |
|
|
% |
| 390 |
|
|
% Block 2: |
| 391 |
|
|
% Here zonal average circulation and temperature / moisture is |
| 392 |
|
|
% calculated. The zonal average volume transport v (IntV) and t |
| 393 |
|
|
% (IntT/IntM) are computed first and are multiplied together at the |
| 394 |
|
|
% end. |
| 395 |
|
|
for jl=1:ydim |
| 396 |
|
|
ie=bkl_Npts(jl); |
| 397 |
|
|
for b=1:1+nBas |
| 398 |
|
|
ij=bkl_IJuv(1:ie,jl); |
| 399 |
|
|
% Block 1: |
| 400 |
|
|
SenHT(1+jl,b,it,1) = SenHT(1+jl,b,it,1) + ... |
| 401 |
|
|
sum(ufac(1:ie,jl,b).*utz1(ij) + ... |
| 402 |
|
|
vfac(1:ie,jl,b).*vtz1(ij)); |
| 403 |
|
|
SenHT(1+jl,b,it,2) = SenHT(1+jl,b,it,2) + ... |
| 404 |
|
|
sum(ufac(1:ie,jl,b).*utz2(ij) + ... |
| 405 |
|
|
vfac(1:ie,jl,b).*vtz2(ij)); |
| 406 |
|
|
if isequal(flu,'A') |
| 407 |
|
|
LatHT(1+jl,b,it,1) = LatHT(1+jl,b,it,1) + ... |
| 408 |
|
|
sum(ufac(1:ie,jl,b).*uqz1(ij) + ... |
| 409 |
|
|
vfac(1:ie,jl,b).*vqz1(ij)); |
| 410 |
|
|
LatHT(1+jl,b,it,2) = LatHT(1+jl,b,it,2) + ... |
| 411 |
|
|
sum(ufac(1:ie,jl,b).*uqz2(ij) + ... |
| 412 |
|
|
vfac(1:ie,jl,b).*vqz2(ij)); |
| 413 |
|
|
PotHT(1+jl,b,it,1) = PotHT(1+jl,b,it,1) + ... |
| 414 |
|
|
sum(ufac(1:ie,jl,b).*upz1(ij) + ... |
| 415 |
|
|
vfac(1:ie,jl,b).*vpz1(ij)); |
| 416 |
|
|
PotHT(1+jl,b,it,2) = PotHT(1+jl,b,it,2) + ... |
| 417 |
|
|
sum(ufac(1:ie,jl,b).*upz2(ij) + ... |
| 418 |
|
|
vfac(1:ie,jl,b).*vpz2(ij)); |
| 419 |
|
|
end |
| 420 |
|
|
if isequal(flu,'O') |
| 421 |
|
|
SenHT(1+jl,b,it,6) = SenHT(1+jl,b,it,6) + ... |
| 422 |
|
|
sum(ufac(1:ie,jl,b).*dtx1(ij) + ... |
| 423 |
|
|
vfac(1:ie,jl,b).*dty1(ij)); |
| 424 |
|
|
SenHT(1+jl,b,it,7) = SenHT(1+jl,b,it,7) + ... |
| 425 |
|
|
sum(ufac(1:ie,jl,b).*Kuztz1(ij) + ... |
| 426 |
|
|
vfac(1:ie,jl,b).*Kvztz1(ij)); |
| 427 |
|
|
end |
| 428 |
|
|
% Block 2: |
| 429 |
|
|
IntV(jl,:,b,it) = IntV(jl,:,b,it) ... |
| 430 |
|
|
+ ufac(1:ie,jl,b)'*uz(ij,:) ... |
| 431 |
|
|
+ vfac(1:ie,jl,b)'*vz(ij,:) ; |
| 432 |
|
|
IntT(jl,:,b,it) = IntT(jl,:,b,it) ... |
| 433 |
|
|
+ ufacabs(1:ie,jl,b)'*tbi_temp(ij,:) ... |
| 434 |
|
|
+ vfacabs(1:ie,jl,b)'*tbj_temp(ij,:); |
| 435 |
|
|
IntM(jl,:,b,it) = IntM(jl,:,b,it) ... |
| 436 |
|
|
+ ufacabs(1:ie,jl,b)'*hw_temp(ij,:) ... |
| 437 |
|
|
+ vfacabs(1:ie,jl,b)'*hs_temp(ij,:); |
| 438 |
|
|
if isequal(flu,'A') |
| 439 |
|
|
IntQ(jl,:,b,it) = IntQ(jl,:,b,it) ... |
| 440 |
|
|
+ ufacabs(1:ie,jl,b)'*qbi_temp(ij,:) ... |
| 441 |
|
|
+ vfacabs(1:ie,jl,b)'*qbj_temp(ij,:); |
| 442 |
|
|
IntP(jl,:,b,it) = IntP(jl,:,b,it) ... |
| 443 |
|
|
+ ufacabs(1:ie,jl,b)'*pbi_temp(ij,:) ... |
| 444 |
|
|
+ vfacabs(1:ie,jl,b)'*pbj_temp(ij,:); |
| 445 |
|
|
end |
| 446 |
|
|
end |
| 447 |
|
|
end |
| 448 |
|
|
|
| 449 |
|
|
% Prepare HT output: Calculate HT by zonal flows and tabulate |
| 450 |
|
|
% residuals. Also, the multiplicative constants (Cp,rho,grav,LhVap) are |
| 451 |
|
|
% applied here to put moisture and potential temperature fluxes in |
| 452 |
|
|
% terms of heat transports. |
| 453 |
|
|
tmp = IntV(:,:,:,it) .* IntT(:,:,:,it) ... |
| 454 |
|
|
./ change(IntM(:,:,:,it),'==',0,NaN); |
| 455 |
|
|
SenHT(2:ydim+1,:,it,4) = sum(change(tmp,'==',NaN,0),2); |
| 456 |
|
|
% SenHT(2:ydim+1,:,it,4) = sum( IntV(:,:,:,it) ... |
| 457 |
|
|
% .* IntT(:,:,:,it) ... |
| 458 |
|
|
% ./ IntM(:,:,:,it),2); |
| 459 |
|
|
SenHT(:,:,it,3) = SenHT(:,:,it,1) - SenHT(:,:,it,2); |
| 460 |
|
|
SenHT(:,:,it,5) = SenHT(:,:,it,2) - SenHT(:,:,it,4); |
| 461 |
|
|
if isequal(flu,'O') |
| 462 |
|
|
% SenHT(:,:,it,6) = DiffKh.*SenHT(:,:,it,6); |
| 463 |
|
|
SenHT(:,:,it,:) = (CpO*RhoO)*SenHT(:,:,it,:); |
| 464 |
|
|
if flag_tot==1 |
| 465 |
|
|
SenHT(:,:,it,7)=SenHT(:,:,it,7)-SenHT(:,:,it,1); |
| 466 |
|
|
end |
| 467 |
|
|
elseif isequal(flu,'A') |
| 468 |
|
|
SenHT(:,:,it,:) = (CpA./grav).*SenHT(:,:,it,:); |
| 469 |
|
|
LatHT(2:ydim+1,:,it,4) = sum( IntV(:,:,:,it) ... |
| 470 |
|
|
.* IntQ(:,:,:,it) ... |
| 471 |
|
|
./ IntM(:,:,:,it),2); |
| 472 |
|
|
LatHT(:,:,it,3) = LatHT(:,:,it,1) - LatHT(:,:,it,2); |
| 473 |
|
|
LatHT(:,:,it,5) = LatHT(:,:,it,2) - LatHT(:,:,it,4); |
| 474 |
|
|
LatHT(:,:,it,:) = (LhVap./grav).*LatHT(:,:,it,:); |
| 475 |
|
|
|
| 476 |
|
|
PotHT(2:ydim+1,:,it,4) = sum( IntV(:,:,:,it) ... |
| 477 |
|
|
.* IntP(:,:,:,it) ... |
| 478 |
|
|
./ IntM(:,:,:,it),2); |
| 479 |
|
|
PotHT(:,:,it,3) = PotHT(:,:,it,1) - PotHT(:,:,it,2); |
| 480 |
|
|
PotHT(:,:,it,5) = PotHT(:,:,it,2) - PotHT(:,:,it,4); |
| 481 |
|
|
PotHT(:,:,it,:) = 1/grav * PotHT(:,:,it,:); |
| 482 |
|
|
end |
| 483 |
|
|
Psi(2:ydim+1,:,it) = - sum( IntV(:,:,:,it) ,2 ); |
| 484 |
|
|
|
| 485 |
|
|
% Implied surface heat flux from heat transports (implied heating). |
| 486 |
|
|
% Tabulated as the difference in heat transports between two broken |
| 487 |
|
|
% lines divided by the zonal band area. |
| 488 |
|
|
mskG = reshape(mskG,(ydim+1)*(1+nBas),1); |
| 489 |
|
|
I = find(mskG==0); |
| 490 |
|
|
mskG = reshape(mskG,ydim+1,1+nBas); |
| 491 |
|
|
var = zeros(ydim+1,1+nBas); |
| 492 |
|
|
for n=1:min(nout,6), |
| 493 |
|
|
varT = SenHT([2:ydim+2],:,it,n) ... |
| 494 |
|
|
- SenHT([1:ydim+1],:,it,n); |
| 495 |
|
|
varT = reshape(varT,(ydim+1)*(1+nBas),1); varT(I)=NaN; |
| 496 |
|
|
varT = reshape(varT,ydim+1,1+nBas); |
| 497 |
|
|
SenSF([1:ydim+1],:,it,n) = varT./AreaZon; |
| 498 |
|
|
if isequal(flu,'A') |
| 499 |
|
|
for n=1:min(nout,6) |
| 500 |
|
|
varQ = LatHT([2:ydim+2],:,it,n) ... |
| 501 |
|
|
- LatHT([1:ydim+1],:,it,n); |
| 502 |
|
|
varQ = reshape(varQ,(ydim+1)*(1+nBas),1); varQ(I)=NaN; |
| 503 |
|
|
varQ = reshape(varQ,ydim+1,1+nBas); |
| 504 |
|
|
LatSF([1:ydim+1],:,it,n) = varQ./AreaZon; |
| 505 |
|
|
end |
| 506 |
|
|
end |
| 507 |
|
|
end |
| 508 |
|
|
end |
| 509 |
|
|
|
| 510 |
|
|
|
| 511 |
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 512 |
|
|
% Assign outputs, put in units of PW % |
| 513 |
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 514 |
|
|
|
| 515 |
|
|
SenHT = SenHT*1e-15; |
| 516 |
|
|
|
| 517 |
|
|
HT.time = i_time; |
| 518 |
|
|
HT.SenHT = reshape(SenHT,ydim+2,nt,nout); |
| 519 |
|
|
HT.SenSF = reshape(SenSF,ydim+1,nt,nout); |
| 520 |
|
|
HT.ylatHT = ylatHT; |
| 521 |
|
|
HT.ylatSF = ylatSF; |
| 522 |
|
|
HT.AreaZon = AreaZon; |
| 523 |
|
|
HT.PsiSurf = 1e-6*reshape(Psi,ydim+2,nt); |
| 524 |
|
|
|
| 525 |
|
|
if isequal(flu,'A') |
| 526 |
|
|
LatHT = LatHT*1e-15; |
| 527 |
|
|
PotHT = PotHT*1e-15; |
| 528 |
|
|
HT.LatHT = reshape(LatHT,ydim+2,nt,nout); |
| 529 |
|
|
HT.LatSF = reshape(LatSF,ydim+1,nt,nout); |
| 530 |
|
|
HT.PotHT = reshape(PotHT,ydim+2,nt,nout); |
| 531 |
|
|
end |
| 532 |
|
|
|
| 533 |
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 534 |
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% Stuff that might need to be added back in later (for basins) % |
| 535 |
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 536 |
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| 537 |
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% Block for constructing mskG for different basins: |
| 538 |
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% if nBas > 0, |
| 539 |
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% mskBc=rdda([Rac,'maskC_bas.bin'],[6*nc*nc 3],1,'real*4','b'); |
| 540 |
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% mskBw=rdda([Rac,'maskW_bas.bin'],[6*nc*nc 3],1,'real*4','b'); |
| 541 |
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% mskBs=rdda([Rac,'maskS_bas.bin'],[6*nc*nc 3],1,'real*4','b'); |
| 542 |
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% if nBas==2, |
| 543 |
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% mskBc(:,2)=mskBc(:,2)+mskBc(:,3); |
| 544 |
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% mskBw(:,2)=mskBw(:,2)+mskBw(:,3); |
| 545 |
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% mskBs(:,2)=mskBs(:,2)+mskBs(:,3); |
| 546 |
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% mskBc=min(1,mskBc); mskBw=min(1,mskBw); mskBs=min(1,mskBs); |
| 547 |
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% end |
| 548 |
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% %- load: np_Sep, ij_Sep, tp_Sep: |
| 549 |
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% sep_lineF=[Rac,'sepBas_cs32_60']; |
| 550 |
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% load(sep_lineF); |
| 551 |
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% fprintf([' + bassin mask & Sep.line:',sep_lineF,' \n']); |
| 552 |
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% %- compute mask for each bassin: ----------- |
| 553 |
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% kMsep=1; |
| 554 |
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% if kMsep, |
| 555 |
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% mskW=1+min(1,ceil(hw(:,1))); |
| 556 |
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% mskS=1+min(1,ceil(hs(:,1))); |
| 557 |
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% for b=1:nBas, |
| 558 |
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% bs=b; b1=1+bs; b2=2+rem(bs,nBas); |
| 559 |
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% if nBas == 2, bs=b+b-1; b1=2; b2=3 ; end |
| 560 |
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% for j=1:ydim+1, |
| 561 |
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% for i=1:np_Sep(bs,j), |
| 562 |
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% ij=ij_Sep(bs,j,i); typ=abs(tp_Sep(bs,j,i)); |
| 563 |
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% if typ == 1, |
| 564 |
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% mskG(j,b1)=mskG(j,b1)*mskW(ij); |
| 565 |
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% mskG(j,b2)=mskG(j,b2)*mskW(ij); |
| 566 |
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% elseif typ == 2, |
| 567 |
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% mskG(j,b1)=mskG(j,b1)*mskS(ij); |
| 568 |
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% mskG(j,b2)=mskG(j,b2)*mskS(ij); |
| 569 |
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% end |
| 570 |
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% end |
| 571 |
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% end |
| 572 |
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% end |
| 573 |
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% mskG=2-min(2,mskG); |
| 574 |
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% end |
| 575 |
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% end |
| 576 |
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| 577 |
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% % Masking for different basin. |
| 578 |
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% mskZ = ones(ydim+2,1+nBas); |
| 579 |
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% mskZ([2:ydim+1],:) = mskG([1:ydim],:) + mskG([2:ydim+1],:); |
| 580 |
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% mskZ = reshape(min(mskZ,1),(ydim+2)*(1+nBas),1); |
| 581 |
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% I = find(mskZ == 0); |
| 582 |
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% mskZ = reshape(mskZ,(ydim+2),1+nBas); |
| 583 |
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% for n=1:min(6,nout) |
| 584 |
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% var=SenHT(:,:,n); |
| 585 |
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% var=reshape(var,(ydim+2)*(1+nBas),1); var(I) = NaN; |
| 586 |
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% var=reshape(var,(ydim+2),1+nBas); SenHT(:,:,n) = var; |
| 587 |
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% end |
| 588 |
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| 589 |
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% Makes sure that there are no zeros in area AreaZon: |
| 590 |
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% - set AreaZon to 1 if = zero |
| 591 |
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% AreaZon=reshape(AreaZon,(ydim+1)*(1+nBas),1); |
| 592 |
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% [I]=find(AreaZon==0); AreaZon(I)=1; |
| 593 |
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% AreaZon=reshape(AreaZon,ydim+1,1+nBas); |
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