timour_matlab/mscripts/wevolution2.m

clear 
clear path 
whos
global Nx Ny Nz
global lat long dz dm mdep
global delt_su su_its t_su delt
global descriptor this_path
global f deltaf Q beta r_expt r_heat H
global time rots it
global g Cp rho_bar alpha
global w3d
global iterations


param_file_name =   ...
   input(' Please enter the name of the m-file with the parameters for this run : ','s') ;
feval(param_file_name) ;
path   = this_path 
cmdstr=['cd ' path ];
eval(cmdstr);
path=pwd

figure;hold on

sizeit=size(iterations);
%centralw=zeros(sizeit(1),Nz+1);
centralw=zeros(sizeit(1),Nz);

for i=1:sizeit(1)
ufilename=(['U.' iterations((i),1:10) ]);
vfilename=(['V.' iterations((i),1:10) ]);
u=rdmeta(ufilename,'b');
v=rdmeta(vfilename,'b');
w=zeros(Nx,Ny,Nz+1);
for k=Nz:-1:1,
 w(1:Nx-1,1:Ny-1,k)= w(1:Nx-1,1:Ny-1,k+1)...
                    -u(2:Nx,1:Ny-1,k)*dz(k)/dm +u(1:Nx-1,1:Ny-1,k)*dz(k)/dm ...
                    -v(1:Nx-1,2:Ny,k)*dz(k)/dm +v(1:Nx-1,1:Ny-1,k)*dz(k)/dm ;
end
%centralw(i,:)=w(Nx/2,Ny/2,:);
%plot(eval(iterations((i),1:10)),centralw(i,Nz/2),'o');drawnow
  centralw(i,:)=w(Nx/4,Ny/4,1:Nz);  
  plot(eval(iterations((i),1:10)),centralw(i,:),'o');drawnow
end

title(descriptor)
xlabel('timestep')
ylabel('at Nx/4,Nx/4 mid-depth w (m/s)')
grid

1	edhill	1.1	clear
2			clear path
3			whos
4			global Nx Ny Nz
5			global lat long dz dm mdep
6			global delt_su su_its t_su delt
7			global descriptor this_path
8			global f deltaf Q beta r_expt r_heat H
9			global time rots it
10			global g Cp rho_bar alpha
11			global w3d
12			global iterations
13
14
15			param_file_name = ...
16			input(' Please enter the name of the m-file with the parameters for this run : ','s') ;
17			feval(param_file_name) ;
18			path = this_path
19			cmdstr=['cd ' path ];
20			eval(cmdstr);
21			path=pwd
22
23			figure;hold on
24
25			sizeit=size(iterations);
26			%centralw=zeros(sizeit(1),Nz+1);
27			centralw=zeros(sizeit(1),Nz);
28
29			for i=1:sizeit(1)
30			ufilename=(['U.' iterations((i),1:10) ]);
31			vfilename=(['V.' iterations((i),1:10) ]);
32			u=rdmeta(ufilename,'b');
33			v=rdmeta(vfilename,'b');
34			w=zeros(Nx,Ny,Nz+1);
35			for k=Nz:-1:1,
36			w(1:Nx-1,1:Ny-1,k)= w(1:Nx-1,1:Ny-1,k+1)...
37			-u(2:Nx,1:Ny-1,k)dz(k)/dm +u(1:Nx-1,1:Ny-1,k)dz(k)/dm ...
38			-v(1:Nx-1,2:Ny,k)dz(k)/dm +v(1:Nx-1,1:Ny-1,k)dz(k)/dm ;
39			end
40			%centralw(i,:)=w(Nx/2,Ny/2,:);
41			%plot(eval(iterations((i),1:10)),centralw(i,Nz/2),'o');drawnow
42			centralw(i,:)=w(Nx/4,Ny/4,1:Nz);
43			plot(eval(iterations((i),1:10)),centralw(i,:),'o');drawnow
44			end
45
46			title(descriptor)
47			xlabel('timestep')
48			ylabel('at Nx/4,Nx/4 mid-depth w (m/s)')
49			grid
50