电缆金属护套环流

电力三兄弟

ES2=2*w*I*10^(-7)*(sqrt(3)/2*log(m*S/GMRs)-j*1/2*log(S/m/GMRs));
. ]6 ~- o3 o+ B+ w1 B! YES3=2*w*I*10^(-7)*(-sqrt(3)/2*log(m*S/GMRs)-j*1/2*log(n*n*S/m/GMRs));
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E1=ES1*L1+ES2*L2+ES3*L3;
$ `" {% z- j5 M7 h' uE2=ES1*L3+ES2*L1+ES3*L2;
E3=ES1*L2+ES2*L3+ES3*L1;
' P1 B- j! s" L5 h/ \3 DE1r=real(E1);E1f=imag(E1);
$ l2 P! w, E: p5 m) Z, |E2r=real(E2);E2f=imag(E2);
E3r=real(E3);E3f=imag(E3);%线芯电流引起的感应电势

XP=X1*L1+X1*L2+X2*L3;
XQ=X2*L1+X1*L2+X1*L3;
/ `0 l% W8 }# Y6 X$ TXR=X1*L1+X2*L2+X1*L3;
ZZ=zeros(6,6);%系数矩阵
" p$ F" e7 D( g- kZZ(1,1)=RA;ZZ(1,2)=RB;ZZ(1,3)=RB;ZZ(1,4)=-X;ZZ(1,5)=-XP;ZZ(1,6)=-XQ;
3 k0 {) g% ~: I' mZZ(2,1)=RB;ZZ(2,2)=RA;ZZ(2,3)=RB;ZZ(2,4)=-X1;ZZ(2,5)=-X;ZZ(2,6)=-XR;
ZZ(3,1)=RB;ZZ(3,2)=RB;ZZ(3,3)=RA;ZZ(3,4)=-XQ;ZZ(3,5)=-XR;ZZ(3,6)=-X;
ZZ(4,1)=X;ZZ(4,2)=XP;ZZ(4,3)=XQ;ZZ(4,4)=RA;ZZ(4,5)=RB;ZZ(4,6)=RB;
ZZ(5,1)=XP;ZZ(5,2)=X;ZZ(5,3)=XR;ZZ(5,4)=RB;ZZ(5,5)=RA;ZZ(5,6)=RB;
) T, P- m& P' |) Q, b4 h! P  f+ M3 hZZ(6,1)=XQ;ZZ(6,2)=XR;ZZ(6,3)=X;ZZ(6,4)=RB;ZZ(6,5)=RB;ZZ(6,6)=RA;
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8 \9 T( _4 j! H$ s( R7 [" r! @E=[E1r;E2r;E3r;E1f;E2f;E3f;];
  L8 K9 E" p6 ?# B% H) r, P- ^7 n( {II=inv(ZZ)*E;
IS1=II(1,1)+j*II(4,1);
$ W- n  T( T& s8 g. N8 s* mIS2=II(2,1)+j*II(5,1);
IS3=II(3,1)+j*II(6,1);
1 B4 O) c$ S9 G; Q$ k' g2 BIS4=IS1+IS2+IS3;
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abs(IS1)
abs(IS2)
abs(IS3)
1 ^& `0 u  J! Y+ Qabs(IS4)
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