diff --git a/TransPower.m b/TransPower.m
index 13f365b..86366d5 100644
--- a/TransPower.m
+++ b/TransPower.m
@@ -5,9 +5,10 @@ transI=newwordParameter.trans.transI;
 transJ=newwordParameter.trans.transJ;
 transR=newwordParameter.trans.transR;
 transX=newwordParameter.trans.transX;
+transK=newwordParameter.trans.transK;
 cmpSEV=Volt.*exp(1j*VAngel); %¸´Êýµçѹ
 % cmpY=sparse(r,c,Y.*(1j*YAngel),length(Volt),length(Volt));
-cmpSETransI=(cmpSEV(transI)-cmpSEV(transJ)).*1./(transR+1j*transX);
-output_args=real(cmpSEV(transI).*conj(cmpSETransI));
+cmpSETransI=(cmpSEV(transI)./transK-cmpSEV(transJ)).*1./(transR+1j*transX);
+output_args=real(cmpSEV(transI)./transK.*conj(cmpSETransI));
 end
 
diff --git a/TransReactivePower.m b/TransReactivePower.m
index b8a5ec1..6c16a5f 100644
--- a/TransReactivePower.m
+++ b/TransReactivePower.m
@@ -5,9 +5,10 @@ transI=newwordParameter.trans.transI;
 transJ=newwordParameter.trans.transJ;
 transR=newwordParameter.trans.transR;
 transX=newwordParameter.trans.transX;
+transK=newwordParameter.trans.transK;
 cmpSEV=Volt.*exp(1j*VAngel); %¸´Êýµçѹ
 % cmpY=sparse(r,c,Y.*(1j*YAngel),length(Volt),length(Volt));
-cmpSETransI=(cmpSEV(transI)-cmpSEV(transJ)).*1./(transR+1j*transX);
-output_args=imag(cmpSEV(transI).*conj(cmpSETransI));
+cmpSETransI=(cmpSEV(transI)./transK-cmpSEV(transJ)).*1./(transR+1j*transX);
+output_args=imag(cmpSEV(transI)./transK.*conj(cmpSETransI));
 end
 
diff --git a/公�/公�.tex b/公�/公�.tex
index 73dc7ff..45d7cb5 100644
--- a/公�/公�.tex
+++ b/公�/公�.tex
@@ -133,15 +133,13 @@ i----k:1----z----j \\
 �压器有功输�功率
 \begin{equation}
 \begin{aligned}
-P_{ij}&=[V_1^2-V_1V_2cos(\theta_1 - \theta_2)]G_{ij}-V_1V_2sin (\theta_1 - \theta_2)B_{ij} \\
-&=\frac{V_1^2}{k^2} G_{ij}-\frac{V_1}{k} V_2[cos(\theta_1 - \theta_2)G_{ij}+sin (\theta_1 - \theta_2)B_{ij}]
+P_{ij}&=\frac{V_1^2}{k^2} G_{ij}-\frac{V_1}{k} V_2[cos(\theta_1 - \theta_2)G_{ij}+sin (\theta_1 - \theta_2)B_{ij}]
 \end{aligned}
 \end{equation}
 �压器无功输�功率
 \begin{equation}
 \begin{aligned}
-Q_{ij}&=-[V_1^2-V_1V_2cos(\theta_1 - \theta_2)]B_{ij}-V_1V_2sin (\theta_1 - \theta_2)G_{ij} \\
-&=-\frac{V_1^2}{k^2}B_{ij}-\frac{V_1}{k} V_2[sin(\theta_1 - \theta_2)G_{ij}-cos (\theta_1 - \theta_2)B_{ij}]
+Q_{ij}&=-\frac{V_1^2}{k^2}B_{ij}-\frac{V_1}{k} V_2[sin(\theta_1 - \theta_2)G_{ij}-cos (\theta_1 - \theta_2)B_{ij}]
 \end{aligned}
 \end{equation}
 �压器输�有功功率Jacobi