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lookgs

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function pushbutton1_Callback(hObject, eventdata, handles)
% hObject    handle to pushbutton1 (see GCBO)
% eventdata  reserved - to be defined in a future version of MATLAB
% handles    structure with handles and user data (see GUIDATA)
Va=str2num(get(handles.edit1,'string'));
Vb=str2num(get(handles.edit2,'string'));
Pa=str2num(get(handles.edit3,'string'));
Pb=str2num(get(handles.edit4,'string'));
Ta=str2num(get(handles.edit5,'string'));
Tb=str2num(get(handles.edit6,'string'));
A=str2num(get(handles.edit7,'string'));


k=1.4;
K=0.0397
Rg=286.9865;
Cv=717.4663;
Cp=1.0045e+003;

t=0.00003;
bata=(2/(k+1))^(k/(k-1));


Ma=Pa*Va/(Rg*Ta);%ÖÊÁ¿
Mb=Pb*Vb/(Rg*Tb);
mda=Pa/(Rg*Ta)%1¹ÞÄÚµÄÃܶÈ
mdb=Pb/(Rg*Tb)%2¹ÞÄÚµÄÃܶÈ

n=0;
N=[n];
Paa=[Pa];
Pbb=[Pb];
while  Pa-Pb>=0.0001
if      Pa*bata>=Pb;%ÉùËÙÁ÷¶¯
        mda=Pa/(Rg*Ta);%1¹ÞÄÚµÄÃܶÈ
        %mdb=Pb/(Rg*Tb);%2¹ÞÄÚµÄÃܶÈ
        S2=(2*k*Rg*Ta/(k+1))^(1/2); %³ö¿Ú´¦µÄÁÙ½çËÙ¶ÈÖµ
        md2=mda*(2/(k+1))^(1/(k-1));
        m=md2*A*S2*0.0003;%ÖÊÁ¿Á÷Á¿
        Tb=(m*Ta+Mb*Tb)/(m+Mb);
        Mb=Mb+m;
        Pb=Mb*Rg*Tb/Vb
        
        Pbb=[Pbb Pb];
        Ma=Ma-m;
        Pa=Ma*Rg*Ta/Va
        Paa=[Paa Pa];
        n=n+t;
        N=[N n];
else
     
   
   
   

        mda=Pa/(Rg*Ta);%1¹ÞÄÚµÄÃܶÈ
        md2=(Pa/Pb)^(1/k)*mda
        S2=((Pa-Pb)/md2)^(1/2)
        %mdb=Pb/(Rg*Tb);%2¹ÞÄÚµÄÃܶÈ
        m=md2*A*S2*0.0003;%ÖÊÁ¿Á÷Á¿
        Tb=(m*Ta+Mb*Tb)/(m+Mb);
        Mb=Mb+m;
        Pb=Mb*Rg*Tb/Vb
        Pbb=[Pbb Pb];
        Ma=Ma-m;
        Pa=Ma*Rg*Ta/Va
        Paa=[Paa Pa];
        n=n+t;
        N=[N n];
end
end
Pa=real(Pa);
Pb=real(Pb);
plot(Paa,Pbb);
Matlab×ögui½çÃæÎÊÌâ
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