diff --git a/OPF_Init.m b/OPF_Init.m
index 344a4f6..3c4db83 100644
--- a/OPF_Init.m
+++ b/OPF_Init.m
@@ -1,4 +1,4 @@
-function [Volt,UAngel,Init_Z,Init_W,Init_L,Init_U,Init_Y,PG,QG,RestraintCount,wPG,wQG,wPD,wQD,PD,PD0,QD,randPDind,Loadi,notLoadi]=OPF_Init(Busnum,Balance,PG,QG,Volt,GenU,GenL,PVi,PGi,PVQU,PVQL,PD0,QD0,QD,PD)
+function [Volt,UAngel,Init_Z,Init_W,Init_L,Init_U,Init_Y,PG,QG,RestraintCount,wPG,wQG,wPD,wQD,wVolt,PD,PD0,QD,randPDind,Loadi,notLoadi]=OPF_Init(Busnum,Balance,PG,QG,Volt,GenU,GenL,PVi,PGi,PVQU,PVQL,PD0,QD0,QD,PD)
 Loadi=find(QD~=0 | PD~=0);
 PDi=find(PD~=0);
 QDi=find(QD~=0);
@@ -35,6 +35,7 @@ wQG=1*ones(size(PVi,1),1);
 randPDind=0;
 wPD=1/0.05^2*ones(sum(PD~=0),1);
 wQD=1/0.05^2*ones(sum(QD~=0),1);
+wVolt=1/0.05^2*ones(Busnum,1);
 %wD(randPDind)=0;%一些负荷不约束
 %wD(7)=0;
 % wD(11)=0;
diff --git a/ObjectiveFun.m b/ObjectiveFun.m
index 3dfec63..efe5ce1 100644
--- a/ObjectiveFun.m
+++ b/ObjectiveFun.m
@@ -1,6 +1,6 @@
-function [out_arg]=ObjectiveFun(PG,PG0,PGi,QG,QG0,PVi,PD,PD0,QD,QD0,wPG,wQG,wPD,wQD,Loadi)
+function [out_arg]=ObjectiveFun(PG,PG0,PGi,QG,QG0,PVi,PD,PD0,QD,QD0,Volt,Volt0,wPG,wQG,wPD,wQD,wVolt,Loadi)
 t4=wPD.*(PD(PD0~=0)-PD0(PD0~=0)).^2;
 t5=wQD.*(QD(QD0~=0)-QD0(QD0~=0)).^2;
-
-out_arg=sum(t4)+sum(t5);
+t6=wVolt.*(Volt-Volt0').^2;
+out_arg=sum(t4)+sum(t5)+sum(t6);
 end
\ No newline at end of file
diff --git a/Run_YALMIP.m b/Run_YALMIP.m
index e0b96d1..b098f5b 100644
--- a/Run_YALMIP.m
+++ b/Run_YALMIP.m
@@ -24,14 +24,15 @@ QG0(Balance)=QGBal(Balance);
 QG0(PVi)=QGBal(PVi);
 PG(Balance)=PGBal(Balance);
 QG(PVi)=QGBal(PVi);
-PF=1;
-AngleIJ=sparse(r,c,UAngel(r)-UAngel(c)-Angle',Busnum,Busnum);
-dP=PG-PD-diag(Volt)*Y.*cos(AngleIJ)*Volt';
-dPD=abs(dP./PD);
-dQ=QG-QD-diag(Volt)*Y.*sin(AngleIJ)*Volt';
-dQD=abs(dQ./QD);
-maxdPQ=max([dPD(dPD<10);dQD(dQD<10)]);
-[Volt,UAngel,Init_Z,Init_W,Init_L,Init_U,Init_Y,PG,QG,RestraintCount,wPG,wQG,wPD,wQD,PD,PD0,QD,randPDind,Loadi,notLoadi]=OPF_Init(Busnum,Balance,PG,QG,Volt,GenU,GenL,PVi,PGi,PVQU,PVQL,PD0,QD0,QD,PD);
+Volt0=Volt;
+% PF=1;
+% AngleIJ=sparse(r,c,UAngel(r)-UAngel(c)-Angle',Busnum,Busnum);
+% dP=PG-PD-diag(Volt)*Y.*cos(AngleIJ)*Volt';
+% dPD=abs(dP./PD);
+% dQ=QG-QD-diag(Volt)*Y.*sin(AngleIJ)*Volt';
+% dQD=abs(dQ./QD);
+% maxdPQ=max([dPD(dPD<10);dQD(dQD<10)]);
+[Volt,UAngel,Init_Z,Init_W,Init_L,Init_U,Init_Y,PG,QG,RestraintCount,wPG,wQG,wPD,wQD,wVolt,PD,PD0,QD,randPDind,Loadi,notLoadi]=OPF_Init(Busnum,Balance,PG,QG,Volt,GenU,GenL,PVi,PGi,PVQU,PVQL,PD0,QD0,QD,PD);
 %% 定义变量
 BalVolt=Volt(Balance);
 Volt=sdpvar(Busnum,1);
@@ -45,7 +46,7 @@ AngleIJ=sdpvar(Busnum,Busnum,'full');
 PD0=(1+normrnd(0,0.05,length(PD0),1)).*PD0;
 QD0=(1+normrnd(0,0.05,length(QD0),1)).*QD0;
 %% 目标函数
-Objective=ObjectiveFun(PG,PG0,PGi,QG,QG0,PVi,PD,PD0,QD,QD0,wPG,wQG,wPD,wQD,Loadi);
+Objective=ObjectiveFun(PG,PG0,PGi,QG,QG0,PVi,PD,PD0,QD,QD0,Volt,Volt0,wPG,wQG,wPD,wQD,wVolt,Loadi);
 %AngleIJ=sparse(r,c,UAngel(r)-UAngel(c)-Angle,Busnum,Busnum);
 %% 赋初值，可以加快求解速度。
 assign(Volt(:),1);