| 1 | t0=input('Enter temperature : ') | 
| 2 | % t0=27; | 
| 3 |  | 
| 4 | % Interpolate Dw on T=T0 surface | 
| 5 |  | 
| 6 | h=zeros(Nx,Ny); | 
| 7 | hh=zeros(Nx,Ny); | 
| 8 | hhh=zeros(Nx,Ny); | 
| 9 | Dh=zeros(Nx,Ny); | 
| 10 |  | 
| 11 | meantheta(:,:,Nz)=0.; | 
| 12 | for i=1:Nx | 
| 13 | for j=1:Ny | 
| 14 | kk=find(meantheta(i,j,:)<t0); | 
| 15 |  | 
| 16 | if kk(1)>1 | 
| 17 | 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))); | 
| 18 |  | 
| 19 | Dh(i,j)=Dw(i,j,kk(1)-1) ... | 
| 20 | +(Dw(i,j,kk(1))-Dw(i,j,kk(1)-1)) ... | 
| 21 | *(meantheta(i,j,kk(1)-1)-t0)/(meantheta(i,j,kk(1)-1)-meantheta(i,j,kk(1))); | 
| 22 | else | 
| 23 | h(i,j)=0; | 
| 24 | Dh(i,j)=0; | 
| 25 | end | 
| 26 |  | 
| 27 | end | 
| 28 | end | 
| 29 |  | 
| 30 | Nz1=4; | 
| 31 | Nx1=4; | 
| 32 | Nx2=Nx-3; | 
| 33 | Ny1=4; | 
| 34 | Ny2=Ny-3; | 
| 35 |  | 
| 36 | he=dz*(Nz1-1); | 
| 37 | hmax=max(max(h)) | 
| 38 |  | 
| 39 |  | 
| 40 | close all | 
| 41 |  | 
| 42 |  | 
| 43 | we=0; | 
| 44 | ws=0; | 
| 45 | WE=zeros(Nx,Ny); | 
| 46 | WS=zeros(Nx,Ny); | 
| 47 | hh=zeros(Nx,Ny); | 
| 48 | WE1=zeros(Nx,Ny,3); | 
| 49 | WS1=zeros(Nx,Ny,3); | 
| 50 | hh1=zeros(Nx,Ny,3); | 
| 51 |  | 
| 52 | for i=Nx1:Nx2 | 
| 53 | for j=Ny1:Ny2 | 
| 54 |  | 
| 55 | WE(i,j)=meanw(i,j,Nz1); | 
| 56 | WS(i,j)=Dh(i,j); | 
| 57 |  | 
| 58 | if h(i,j)>he | 
| 59 | we=meanw(i,j,Nz1)*dx*dx+we; | 
| 60 | ws=Dh(i,j)*dx*dx+ws; | 
| 61 | end | 
| 62 |  | 
| 63 |  | 
| 64 |  | 
| 65 | end | 
| 66 | end | 
| 67 |  | 
| 68 | we | 
| 69 | ws | 
| 70 |  | 
| 71 | for i=Nx1:Nx2 | 
| 72 | for k=Nz1:Nz | 
| 73 |  | 
| 74 | z=dz*(k-1); | 
| 75 | if z>he | 
| 76 | if z<h(i,Ny1) | 
| 77 | we=we-meanv(i,Ny1,k)*dx*dz; | 
| 78 | end | 
| 79 | end | 
| 80 |  | 
| 81 | if z>he | 
| 82 | if z<h(i,Ny2) | 
| 83 | we=we+meanv(i,Ny2,k)*dx*dz; | 
| 84 | end | 
| 85 | end | 
| 86 |  | 
| 87 | end | 
| 88 | end | 
| 89 |  | 
| 90 | for j=Ny1:Ny2 | 
| 91 | for k=Nz1:Nz | 
| 92 |  | 
| 93 | z=dz*(k-1); | 
| 94 | if z>he | 
| 95 | if z<h(Nx1,j) | 
| 96 | we=we-meanu(Nx1,j,k)*dy*dz; | 
| 97 | end | 
| 98 | end | 
| 99 |  | 
| 100 | if z>he | 
| 101 | if z<h(Nx2,j) | 
| 102 | we=we+meanu(Nx2,j,k)*dy*dz; | 
| 103 | end | 
| 104 | end | 
| 105 |  | 
| 106 | end | 
| 107 | end | 
| 108 |  | 
| 109 | we | 
| 110 |  | 
| 111 | 'ratio', ws/we | 
| 112 |  | 
| 113 |  | 
| 114 | hh=h; | 
| 115 |  | 
| 116 | for k=1:3 | 
| 117 | WE1(:,:,k)=WE(:,:); | 
| 118 | WS1(:,:,k)=WS(:,:); | 
| 119 | hh1(:,:,k)=hh(:,:); | 
| 120 | end | 
| 121 |  | 
| 122 |  | 
| 123 | for k=1:8 | 
| 124 | WE1=smooth3(WE1); | 
| 125 | WS1=smooth3(WS1); | 
| 126 | hh1=smooth3(hh1); | 
| 127 | end | 
| 128 |  | 
| 129 | % hhh(2:Nx-1,2:Ny-1)=10000*(hh1(1:Nx-2,2:Ny-1,1)+hh1(3:Nx,2:Ny-1,1)+... | 
| 130 | % hh1(2:Nx-1,1:Ny-2,1)+hh1(2:Nx-1,3:Ny,1)-4*hh1(2:Nx-1,2:Ny-1,1)); | 
| 131 |  | 
| 132 |  | 
| 133 | i=find(h<he); | 
| 134 | h(i)=0; | 
| 135 | % i=find(abs(hhh)>0.001); | 
| 136 | % hhh(i)=0; | 
| 137 |  | 
| 138 | for i=1:Nx | 
| 139 | for j=1:Ny | 
| 140 |  | 
| 141 | if h(i,j)<he | 
| 142 | WE1(i,j,1)=0; | 
| 143 | WS1(i,j,1)=NaN; | 
| 144 | hh(i,j)=NaN; | 
| 145 | hhh(i,j)=NaN; | 
| 146 | end | 
| 147 |  | 
| 148 | end | 
| 149 | end | 
| 150 |  | 
| 151 |  | 
| 152 | hhh(1:Nx,:)=-10*hhh(1:Nx,:); | 
| 153 | % hhh(Nx/2:Nx,:)=100*hhh(Nx/2:Nx,:); | 
| 154 | a=max(max(hhh(1:Nx,:))); | 
| 155 |  | 
| 156 | %subplot(2,1,1) | 
| 157 | %pcolor(hhh(:,:).');caxis([0 a]);shading flat; axis square | 
| 158 | %set(gca,'DataAspectRatio',[2,2,2],'XtickLabel','|','YtickLabel','|') | 
| 159 | %title('-\nabla^2 h','FontSize',15); | 
| 160 | %xlabel('X','FontSize',15); | 
| 161 | %ylabel('Y','Rotation',[0],'FontSize',13); | 
| 162 |  | 
| 163 | figure | 
| 164 | WS1(1:Nx,:,1)=-WS1(1:Nx,:,1)*16667; | 
| 165 | a=max(max(WS1(1:Nx,:,1))); | 
| 166 | pcolor(squeeze(WS1(:,:,1)).');caxis([-0.3*a a]);shading flat; axis square;colorbar; | 
| 167 | set(gca,'DataAspectRatio',[2,2,2],'XtickLabel','|','YtickLabel','|') | 
| 168 | title('w^*','FontSize',15); | 
| 169 | xlabel('X','FontSize',15); | 
| 170 | ylabel('Y','Rotation',[0],'FontSize',13); | 
| 171 |  | 
| 172 |  | 
| 173 | %WS2=squeeze(WS1(:,:,1)); | 
| 174 | %i=find(~isnan(hhh)); | 
| 175 | %WS2=WS2(i); | 
| 176 | %WS=-WS*16667; | 
| 177 | %hhh=hhh(i); | 
| 178 | %sqrt(mean(WS2.*WS2)/ mean(hhh.*hhh)) | 
| 179 | %mean(WS2)/mean(hhh) | 
| 180 | %max(WS2)/max(hhh) | 
| 181 |  |