diff --git a/FormLw.m b/FormLw.m
index 42081c5..ab128f2 100644
--- a/FormLw.m
+++ b/FormLw.m
@@ -1,5 +1,5 @@
 function Lw=FormLw(Loadi,Mat_G,Init_U)
 
-upper=0.01*sparse(ones(length(Loadi)*1,1));
+upper=0.03*sparse(ones(length(Loadi)*1,1));
 Lw=Mat_G+Init_U-upper;
 end
\ No newline at end of file
diff --git a/IPMLoop.m b/IPMLoop.m
index 9332c8d..9ca35ee 100644
--- a/IPMLoop.m
+++ b/IPMLoop.m
@@ -1,4 +1,4 @@
-function [ V1r,V1i,I1r,I1i ] = IPMLoop(Vmeasurement,Imeasurement,BalI1r,BalI1i,busNum,Loadi,fsY1,Balance,Vref )
+function [ V1r,V1i,I1r,I1i ] = IPMLoop(V1measurement,wV1r,wV1i,I1measurement,wI1r,wI1i,BalI1r,BalI1i,busNum,Loadi,fsY1,Balance,Vref )
 %把每个序的循环写在这个函数中。其实也就是内点法循环。
 V1r=1*ones(busNum,1);
 V1i=0*ones(busNum,1);
@@ -33,7 +33,7 @@ while(abs(Gap)>0.000001)
     L_1Z=diag(Init_Z./Init_L);
     U_1W=diag(Init_W./Init_U);
     %% 形成海森阵
-    deltdeltF=func_deltdeltF(busNum,fsY1,Loadi);
+    deltdeltF=func_deltdeltF(busNum,fsY1,Loadi,wV1r,wV1i,wI1r,wI1i);
 %     deltdeltF=0;
     %% 形成ddHy
 %     ddh=func_ddh(busNum,Loadi,Init_Z,Init_W);
@@ -41,7 +41,7 @@ while(abs(Gap)>0.000001)
     %%  开始构建ddg
     ddg=func_ddg(busNum,Loadi,Init_Z,Init_W);
     %%  开始构建deltF
-    deltF=func_deltF(Vmeasurement,Imeasurement,busNum,fsY1,Loadi,V1r,V1i,I1r,I1i);
+    deltF=func_deltF(V1measurement,wV1r,wV1i,I1measurement,wI1r,wI1i,busNum,fsY1,Loadi,V1r,V1i,I1r,I1i);
 %     deltF=0;
     %%
     Luu=Init_U.*Init_W+Init_u*ones(RestraintCount,1);
@@ -62,7 +62,7 @@ while(abs(Gap)>0.000001)
     fprintf('Gap %f\n',full(Gap));
     KK=KK+1;
 end
-f=sum(([real(Imeasurement);imag(Imeasurement)]-[-I1r;-I1i]).^2)+sum((real(Vmeasurement)-V1r(Loadi)).^2)+sum((imag(Vmeasurement)-V1i(Loadi)).^2);
+f=sum(([real(I1measurement);imag(I1measurement)]-[-I1r;-I1i]).^2)+sum((real(V1measurement)-V1r(Loadi)).^2)+sum((imag(V1measurement)-V1i(Loadi)).^2);
 
 end
 
diff --git a/func_deltF.m b/func_deltF.m
index 1cde7a6..b5ca5ad 100644
--- a/func_deltF.m
+++ b/func_deltF.m
@@ -1,4 +1,4 @@
-function deltF=func_deltF(Vmeasurement,Imeasurement,busNum,fsY11,Loadi,V1r,V1i,I1r,I1i)
+function deltF=func_deltF(V1measurement,wV1r,wV1i,I1measurement,wI1r,wI1i,busNum,fsY11,Loadi,V1r,V1i,I1r,I1i)
 %t1=PG(setdiff(PVi,Balance));
 % t2=Volt'*Volt;
 % t3=real(GB).*cos(AngleIJMat)+imag(GB).*sin(AngleIJMat);
@@ -9,9 +9,11 @@ function deltF=func_deltF(Vmeasurement,Imeasurement,busNum,fsY11,Loadi,V1r,V1i,I
 %% 
 deltF=[
     %zeros(busNum*2,1);
-    sparse(Loadi,1,-2*(real(Vmeasurement)-V1r(Loadi)),busNum,1);
-    sparse(Loadi,1,-2*(imag(Vmeasurement)-V1i(Loadi)),busNum,1);
-    -2*( [real(Imeasurement);imag(Imeasurement)]-[I1r;I1i]);
+    sparse(Loadi,1,-2*(real(V1measurement)-V1r(Loadi))./wV1r./wV1r,busNum,1);
+    sparse(Loadi,1,-2*(imag(V1measurement)-V1i(Loadi))./wV1i./wV1i,busNum,1);
+    %-2*( [real(Imeasurement);imag(Imeasurement)]-[I1r;I1i]);
+    sparse(1:length(Loadi),1,-2*(real(I1measurement)-V1r(Loadi))./wI1r./wI1r,length(Loadi),1);
+    sparse(1:length(Loadi),1,-2*(imag(I1measurement)-V1i(Loadi))./wI1i./wI1i,length(Loadi),1);
 ];
 
 end
\ No newline at end of file
diff --git a/func_deltdeltF.m b/func_deltdeltF.m
index e687865..b034cf9 100644
--- a/func_deltdeltF.m
+++ b/func_deltdeltF.m
@@ -1,10 +1,10 @@
-function deltdeltF=func_deltdeltF(busNum,fsY11,Loadi)
+function deltdeltF=func_deltdeltF(busNum,fsY11,Loadi,wV1r,wV1i,wI1r,wI1i)
 
 deltdeltF=[
   %zeros(busNum*2,busNum*2+length(Loadi)*2);
-  sparse(Loadi,Loadi,2,busNum,busNum*2+length(Loadi)*2);
-  sparse(Loadi,busNum+Loadi,2,busNum,busNum*2+length(Loadi)*2);
-  zeros(length(Loadi)*2,busNum*2),2*eye(length(Loadi)*2);
+  sparse(Loadi,Loadi,2./[wV1r.*wV1r],busNum,busNum*2+length(Loadi)*2);
+  sparse(Loadi,busNum+Loadi,2./[wV1i.*wV1i],busNum,busNum*2+length(Loadi)*2);
+  zeros(length(Loadi)*2,busNum*2),2*eye(length(Loadi)*2)*diag(1./[wI1r.^2;wI1i.^2]);
   %sparse(Loadi,busNum*2+Loadi,2,busNum,busNum*2+length(Loadi)*2);
 ];
 end
\ No newline at end of file
diff --git a/run.m b/run.m
index cc9cf4e..2262c58 100644
--- a/run.m
+++ b/run.m
@@ -221,6 +221,8 @@ If2=conj(f012(3,:)');
 %试着算一下正序电流
 %     fsY11*V1;
 %形成负荷序电流的测量值
+%% 设定量测误差
+sigma=0.03;
 mIf0=-If0;
 mIf1=-If1;
 % mIf1(3)=-mIf1(2);
@@ -236,31 +238,40 @@ fprintf('
 BalI1r=real(-sum(mIf1));
 BalI1i=imag(-sum(mIf1));
 %电压
+%制作量测量
 mfsY11=fsY11;
 mfsY11(:,Balance)=0;
 mfsY11(Balance,:)=0;
 mfsY11=mfsY11+sparse(Balance,Balance,ones(length(Balance),1),busNum,busNum);
-mV1=inv(mfsY11)*(mIf1)+1;
-Vmeasurement=mV1(Loadi);
-Imeasurement=-mIf1(Loadi);
-[ V1r,V1i,I1r,I1i ]=IPMLoop(Vmeasurement,Imeasurement,BalI1r,BalI1i,busNum,Loadi,fsY11,Balance,1 );
-f=sum(([real(Imeasurement);imag(Imeasurement)]-[-I1r;-I1i]).^2)+sum((real(Vmeasurement)-V1r(Loadi)).^2)+sum((imag(Vmeasurement)-V1i(Loadi)).^2);
+rV1=inv(mfsY11)*(mIf1)+1;
+sigmaV1=normrnd(0,sigma,length(Loadi),1);
+V1measurement=rV1(Loadi).*(1+sigmaV1);
+wV1r=abs(real( rV1(Loadi).*sigmaV1 ));
+wV1i=abs(imag( rV1(Loadi).*sigmaV1 ));
+sigmaI1=normrnd(0,sigma,length(Loadi),1);
+I1measurement=-mIf1(Loadi).*(1+sigmaI1);
+wI1r=abs( real(-mIf1(Loadi).*sigmaI1) );
+wI1i=abs( imag(-mIf1(Loadi).*sigmaI1) );
+
+[ V1r,V1i,I1r,I1i ]=IPMLoop(V1measurement,wV1r,wV1i,I1measurement,wI1r,wI1i,BalI1r,BalI1i,busNum,Loadi,fsY11,Balance,1 );
+% f=sum(([real(Imeasurement);imag(Imeasurement)]-[-I1r;-I1i]).^2)+sum((real(Vmeasurement)-V1r(Loadi)).^2)+sum((imag(Vmeasurement)-V1i(Loadi)).^2);
+f=sum(([real(-mIf1(Loadi));imag(-mIf1(Loadi))]-[-I1r;-I1i]).^2)+sum((real(rV1(Loadi))-V1r(Loadi)).^2)+sum((imag(rV1(Loadi))-V1i(Loadi)).^2);
 fprintf('目标值 %f\n',full(f));
 %% 算负序的
 fprintf('负序\n');
 BalI2r=real(-sum(mIf2));
 BalI2i=imag(-sum(mIf2));
-measurement=-mIf2(Loadi);
-[ V2r,V2i,I2r,I2i ]=IPMLoop(measurement,BalI2r,BalI2i,busNum,Loadi,fsY22,Balance,0 );
-f=sum([real(measurement);imag(measurement)]-[-I2r;-I2i]);
+Imeasurement=-mIf2(Loadi);
+[ V2r,V2i,I2r,I2i ]=IPMLoop(Vmeasurement,Imeasurement,BalI1r,BalI1i,busNum,Loadi,fsY1,Balance,0 );
+f=sum(([real(Imeasurement);imag(Imeasurement)]-[-I1r;-I1i]).^2)+sum((real(Vmeasurement)-V2r(Loadi)).^2)+sum((imag(Vmeasurement)-V2i(Loadi)).^2);
 fprintf('目标值 %f\n',full(f));
 %% 算零序
 fprintf('零序\n');
 BalI0r=real(-sum(mIf0));
 BalI0i=imag(-sum(mIf0));
-measurement=-mIf0(Loadi);
-[ V0r,V0i,I0r,I0i ]=IPMLoop(measurement,BalI0r,BalI0i,busNum,Loadi,fsY00,Balance,0 );
-f=sum([real(measurement);imag(measurement)]-[-I0r;-I0i]);
+Imeasurement=-mIf0(Loadi);
+[ V0r,V0i,I0r,I0i ]=IPMLoop(Vmeasurement,Imeasurement,BalI1r,BalI1i,busNum,Loadi,fsY1,Balance,0 );
+f=sum(([real(Imeasurement);imag(Imeasurement)]-[-I1r;-I1i]).^2)+sum((real(Vmeasurement)-V0r(Loadi)).^2)+sum((imag(Vmeasurement)-V0i(Loadi)).^2);
 fprintf('目标值 %f\n',full(f));
 %状态量
 % SEVoltpA=sparse(ones(busNum,1));