timour_matlab/mscripts/uevolution.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);

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
end

title(descriptor)
xlabel('timestep')
ylabel('central mid-depth w (m/s)')
grid

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
28	for i=1:sizeit(1)
29	ufilename=(['U.' iterations((i),1:10) ]);
30	vfilename=(['V.' iterations((i),1:10) ]);
31	u=rdmeta(ufilename,'b');
32	v=rdmeta(vfilename,'b');
33	w=zeros(Nx,Ny,Nz+1);
34	for k=Nz:-1:1,
35	w(1:Nx-1,1:Ny-1,k)= w(1:Nx-1,1:Ny-1,k+1)...
36	-u(2:Nx,1:Ny-1,k)dz(k)/dm +u(1:Nx-1,1:Ny-1,k)dz(k)/dm ...
37	-v(1:Nx-1,2:Ny,k)dz(k)/dm +v(1:Nx-1,1:Ny-1,k)dz(k)/dm ;
38	end
39	centralw(i,:)=w(Nx/2,Ny/2,:);
40	plot(eval(iterations((i),1:10)),centralw(i,Nz/2),'o');drawnow
41	end
42
43	title(descriptor)
44	xlabel('timestep')
45	ylabel('central mid-depth w (m/s)')
46	grid
47