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));
: D* H6 c4 |! w7 @" p6 KES3=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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: d5 e: m2 ]; j7 \' d0 RE1=ES1*L1+ES2*L2+ES3*L3;
E2=ES1*L3+ES2*L1+ES3*L2;
( v- g$ @" A% x2 W4 t6 f! s: VE3=ES1*L2+ES2*L3+ES3*L1;
E1r=real(E1);E1f=imag(E1);
E2r=real(E2);E2f=imag(E2);
4 ~- S+ G2 ?5 YE3r=real(E3);E3f=imag(E3);%线芯电流引起的感应电势
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- [$ n* f& x. p) V6 Y7 Z$ RXP=X1*L1+X1*L2+X2*L3;
4 B, j! y( c8 j, p* R% h/ eXQ=X2*L1+X1*L2+X1*L3;
: M& [: i! B+ S( h5 z( e, UXR=X1*L1+X2*L2+X1*L3;
ZZ=zeros(6,6);%系数矩阵
ZZ(1,1)=RA;ZZ(1,2)=RB;ZZ(1,3)=RB;ZZ(1,4)=-X;ZZ(1,5)=-XP;ZZ(1,6)=-XQ;
ZZ(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;
' z" w( P- J7 l0 |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;
& k+ J( T* r) L& ~0 q. W# Z1 S! r8 ~ZZ(6,1)=XQ;ZZ(6,2)=XR;ZZ(6,3)=X;ZZ(6,4)=RB;ZZ(6,5)=RB;ZZ(6,6)=RA;

E=[E1r;E2r;E3r;E1f;E2f;E3f;];
2 ?- S' h7 Z+ W2 M+ F5 K6 FII=inv(ZZ)*E;
4 r- Q& f  v! SIS1=II(1,1)+j*II(4,1);
3 O  y  O7 T9 S, v' nIS2=II(2,1)+j*II(5,1);
IS3=II(3,1)+j*II(6,1);
IS4=IS1+IS2+IS3;

abs(IS1)
abs(IS2)
- M" j8 O6 R3 pabs(IS3)
abs(IS4)
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