| 1 | edhill | 1.1 | function pvmean( iter ) | 
| 2 |  |  | clear | 
| 3 |  |  | clear path | 
| 4 |  |  |  | 
| 5 |  |  | global Nx Ny Nz | 
| 6 |  |  | global lat long dz dm mdep | 
| 7 |  |  | global delt_su su_its t_su delt | 
| 8 |  |  | global descriptor this_path | 
| 9 |  |  | global f deltaf Q beta r_expt r_heat H | 
| 10 |  |  | global time rots it | 
| 11 |  |  | global g Cp rho_bar alpha | 
| 12 |  |  | global u v t w | 
| 13 |  |  | global iterations | 
| 14 |  |  |  | 
| 15 |  |  |  | 
| 16 |  |  | param_file_name =   ... | 
| 17 |  |  | input(' Please enter the name of the m-file with the parameters for this run : ','s') ; | 
| 18 |  |  | feval(param_file_name) ; | 
| 19 |  |  |  | 
| 20 |  |  | iterations | 
| 21 |  |  |  | 
| 22 |  |  | itstart = input(' Please enter start iteration : ','s') | 
| 23 |  |  | itend = input(' Please enter end iteration : ','s') | 
| 24 |  |  |  | 
| 25 |  |  |  | 
| 26 |  |  | sizeit=size(iterations); | 
| 27 |  |  | for i=1:sizeit(1) | 
| 28 |  |  | iter(i)=eval(iterations(i,1:10)); | 
| 29 |  |  | end | 
| 30 |  |  | nitstart=find(iter==eval(itstart)) | 
| 31 |  |  | nitend=find(iter==eval(itend)) | 
| 32 |  |  |  | 
| 33 |  |  | path   = this_path | 
| 34 |  |  | cmdstr=['cd ' path ]; | 
| 35 |  |  | eval(cmdstr); | 
| 36 |  |  | path=pwd | 
| 37 |  |  |  | 
| 38 |  |  | sumtheta=zeros(Nx,Ny,Nz); | 
| 39 |  |  | sumu=zeros(Nx,Ny,Nz); | 
| 40 |  |  | sumv=zeros(Nx,Ny,Nz); | 
| 41 |  |  | counter=0; | 
| 42 |  |  |  | 
| 43 |  |  | for i=nitstart:nitend | 
| 44 |  |  | tfilename=(['T.' iterations((i),1:10) ]) ; | 
| 45 |  |  | t=rdmds(tfilename,'b'); | 
| 46 |  |  | ufilename=(['U.' iterations((i),1:10) ]) ; | 
| 47 |  |  | u=rdmds(ufilename,'b'); | 
| 48 |  |  | vfilename=(['V.' iterations((i),1:10) ]) ; | 
| 49 |  |  | v=rdmds(vfilename,'b'); | 
| 50 |  |  | sumtheta=sumtheta+t; | 
| 51 |  |  | sumu=sumu+u; | 
| 52 |  |  | sumv=sumv+v; | 
| 53 |  |  | counter=counter+1; | 
| 54 |  |  | end | 
| 55 |  |  | meantheta=sumtheta/counter; | 
| 56 |  |  | meanu=sumu/counter; | 
| 57 |  |  | meanv=sumv/counter; | 
| 58 |  |  |  | 
| 59 |  |  |  | 
| 60 |  |  | pv=zeros(Nx,Ny,Nz); | 
| 61 |  |  | ff=zeros(Nx,Ny,Nz); | 
| 62 |  |  | dx=dm; | 
| 63 |  |  | dy=dm; | 
| 64 |  |  |  | 
| 65 |  |  | for j=1:Ny | 
| 66 |  |  | ff(:,j,:)=f+(j-1)*dy*beta; | 
| 67 |  |  | end | 
| 68 |  |  |  | 
| 69 |  |  | pv(1:Nx-1,1:Ny-1,1:Nz-1)=(meanv(2:Nx,1:Ny-1,1:Nz-1)/dx -meanv(1:Nx-1,1:Ny-1,1:Nz-1)/dx ... | 
| 70 |  |  | -meanu(1:Nx-1,2:Ny,1:Nz-1)/dy +meanu(1:Nx-1,1:Ny-1,1:Nz-1)/dy ... | 
| 71 |  |  | +ff(1:Nx-1,1:Ny-1,1:Nz-1)) ... | 
| 72 |  |  | .*(meantheta(1:Nx-1,1:Ny-1,1:Nz-1)-meantheta(1:Nx-1,1:Ny-1,2:Nz))/dz; | 
| 73 |  |  |  | 
| 74 |  |  | t0=input('Enter temperature : ') | 
| 75 |  |  |  | 
| 76 |  |  | % Interpolate PV on T=T0 surface | 
| 77 |  |  |  | 
| 78 |  |  | h=zeros(Nx,Ny); | 
| 79 |  |  | pvh=zeros(Nx,Ny); | 
| 80 |  |  |  | 
| 81 |  |  | meantheta(:,:,Nz)=0.; | 
| 82 |  |  | for i=1:Nx | 
| 83 |  |  | for j=1:Ny | 
| 84 |  |  | kk=find(meantheta(i,j,:)<t0); | 
| 85 |  |  |  | 
| 86 |  |  | if kk(1)>1 | 
| 87 |  |  | h(i,j)=(kk(1)-1)*dz+dz*(meantheta(i,j,kk(1)-1)-t0)/(meantheta(i,j,kk(1)-1)-meantheta(i,j,kk(1))); | 
| 88 |  |  |  | 
| 89 |  |  | pvh(i,j)=pv(i,j,kk(1)-1) ... | 
| 90 |  |  | +(pv(i,j,kk(1))-pv(i,j,kk(1)-1)) ... | 
| 91 |  |  | *(meantheta(i,j,kk(1)-1)-t0)/(meantheta(i,j,kk(1)-1)-meantheta(i,j,kk(1))); | 
| 92 |  |  | else | 
| 93 |  |  | h(i,j)=0; | 
| 94 |  |  | pvh(i,j)=0; | 
| 95 |  |  | end | 
| 96 |  |  |  | 
| 97 |  |  | end | 
| 98 |  |  | end | 
| 99 |  |  |  | 
| 100 |  |  | hmax=max(max(h)) | 
| 101 |  |  |  | 
| 102 |  |  |  | 
| 103 |  |  | pcolor(pvh.');shading flat; colorbar; axis square | 
| 104 |  |  | title(['mean PV from ' num2str(eval(itstart)) ' to 'num2str(eval(itend)) ' level of t=' num2str(t0) ]); | 
| 105 |  |  | drawnow | 
| 106 |  |  |  | 
| 107 |  |  | figure | 
| 108 |  |  |  | 
| 109 |  |  | pcolor(squeeze(ff(:,:,2)).');shading flat; colorbar; axis square | 
| 110 |  |  | drawnow | 
| 111 |  |  |  | 
| 112 |  |  | pcolor(h.');shading flat; colorbar; axis square | 
| 113 |  |  | %pcolor(flipud(h.'));shading flat; colorbar; axis square | 
| 114 |  |  | title(['mean H from ' num2str(eval(itstart)) ' to 'num2str(eval(itend)) ' level of t=' num2str(t0) ]); | 
| 115 |  |  | drawnow | 
| 116 |  |  |  | 
| 117 |  |  | return |