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spvfly

½ð³æ (СÓÐÃûÆø)

[ÇóÖú] Ò»¶ÎÓÃMATLAB±àдµÄ´úÂ룬½á¹û´íÎó£¬Çë¸÷λ°ïæÕÒÕÒ´íÎó³öÔÚÄÄÁË£¡£¡£¡ ÒÑÓÐ1È˲ÎÓë

%%%Ö÷³ÌÐò
XY=xlsread('data.xlsx','ND');
I3=xlsread('data.xlsx','NE');
UB=xlsread('data.xlsx','UB');
ND=33;%µãÊý
NE=40;%µ¥ÔªÊý
ND1=24;%±ßÖµµãÊý
UK=UK1(ND,NE,I3,XY);%×ÜϵÊý¾ØÕó
[UK,UB1]=UBK(UK,UB,ND1);%½«KU=0·½³Ì×é±äΪKU=BÐÎʽµÄ·½³Ì×é
U=UK\UB1'%¼ÆËãµÃµ½½á¹û
%%%%%%%%
×ÜϵÊý¾ØÕó³ÌÐò
%%%%%%%%
function y=UK1(ND,NE,I3,XY)
X=[0,0,0];
Y=[0,0,0];
SK=zeros(ND,ND);
KE=zeros(3,3);
    for P=1:NE %±éÀú¸÷¸öµ¥Ôª
        for I=1:3 %±éÀúÒ»¸öµ¥ÔªµÄÈý¸ö½Úµã
            L=I3(I,P); %È·¶¨Ò»¸öµ¥ÔªµÄ½Úµã
            X(I)=XY(1,L); %¸Ã½ÚµãµÄx×ø±ê
            Y(I)=XY(2,L); %¸Ã½ÚµãµÄy×ó±ß
        end
        KE=UKE1(X,Y);%Ò»¸öµ¥ÔªµÄµ¥ÔªÏµÊý¾ØÕó
        %ÏÂÃæÕâ¶Î³ÌÐòÊÇΪÁ˰ѵ¥ÔªÏµÊý¾ØÕó·ÅÈ붨´ø¿í¾ØÕóÖÐÈ¥
        for J=1:3  
            for K=1:3
                NJ=I3(J,P);
                NK=I3(K,P);
                SK(NJ,NK)=SK(NJ,NK)+KE(J,K);
            end
        end
    end
y=SK;
%%%%%%%
µ¥ÔªÏµÊý¾ØÕó
%%%%%%%
function y=UKE1(X,Y)
K1=zeros(3,3);%¶¨ÒåÒ»¸ö3*3Êý×éÓÃÓÚ´æ·Åµ¥ÔªÏµÊý¾ØÕóµÄÖµ
A=[0,0,0];
B=[0,0,0];
C=[0,0,0];
A(1)=Y(2)-Y(3);
A(2)=Y(3)-Y(1);
A(3)=Y(1)-Y(2);
B(1)=X(3)-X(2);
B(2)=X(1)-X(3);
B(3)=X(2)-X(1);
S=2*(A(1)*B(2)-A(2)*B(1));
for I=1:3
    for J=1:3
        K1(I,J)=(A(I)*A(J)+B(I)*B(J))/S;
    end
end
y=K1;
%%%%%%%%%
½«KU=0ÐÎʽת»»ÎªKU=BÐÎʽ
%%%%%%%%%
function [X,Y]=UBK(UK,UB,ND1)
UB1=zeros(1,33);
for I=1:ND1
    D=UB(1,I);
    V=UB(2,I);
    UK(D,D)=UK(D,D)*1e10;
    UB1(D)=V*UK(D,D);
end
X=UK;
Y=UB1;


%%%%%%%
ËùµÃµ½µÄ´íÎó½á¹û
%%%%%%
³ÌÐò½á¹û            ½âÎö½â
0.354616826        0.302042805
0.455989065        0.355568018
0.562915374        0.41747372
0.675049586        0.482845483
0.767370579        0.526986487
0.761868629        0.517705616
0.621009799        0.455065182
0.46388813        0.373490832
0.342221541        0.301003461
»Ø¸´´ËÂ¥
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¶¡¶¡ÌÇ27601

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2Â¥2016-12-25 22:10:38
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

spvfly

½ð³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by ¶¡¶¡ÌÇ27601 at 2016-12-25 22:10:38
ÓÐÏÞÔª£¿

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3Â¥2016-12-26 20:48:25
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

FMStation

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