diff --git a/FormG.m b/FormG.m
index 755f22e..7dd6163 100644
--- a/FormG.m
+++ b/FormG.m
@@ -1,4 +1,4 @@
-function Mat_G=FormG(Volt,PD,QD,Loadi,bigM,mVolt,rVolt,sigma,Vbi,PDbi)
+function Mat_G=FormG(Volt,PD,QD,Loadi,bigM,mVolt,rVolt,sigma,Vbi,PDbi,QDbi)
 
 Mat_G=[
     sparse(PD(Loadi));
@@ -9,5 +9,6 @@ Mat_G=[
     Volt'-mVolt'+bigM*Vbi+0.03;
     Vbi;
     PDbi;
+    QDbi;
     ];
 end
\ No newline at end of file
diff --git a/FormLw.m b/FormLw.m
index 3ed0ca2..c91cad8 100644
--- a/FormLw.m
+++ b/FormLw.m
@@ -24,7 +24,7 @@ QDU(indQD(3:12:end))=1.55*realQD(indQD(3:12:end));
 QDU(indQD(9:12:end))=1.05*realQD(indQD(9:12:end));
 % PF=0.85;
 % QDU=1.0*PD(Loadi).*sqrt(1 -PF.^2)./PF;
-t1=([PDU',PDU',QDU',QDU',0*VoltU,100*ones(1,length(VoltU)),1*ones(1,Busnum+length(Loadi))])';
+t1=([PDU',PDU',QDU',QDU',0*VoltU,100*ones(1,length(VoltU)),1*ones(1,Busnum+length(Loadi)*2)])';
 t2=Mat_G+Init_U'-t1;
 Lw=t2;
 
diff --git a/FormLz.m b/FormLz.m
index 8de54ba..a87dcde 100644
--- a/FormLz.m
+++ b/FormLz.m
@@ -21,7 +21,7 @@ indQD=find(realQD>0);
 QDL(indQD(3:12:end))=0.95*realQD(indQD(3:12:end));
 QDL(indQD(9:12:end))=0.95*realQD(indQD(9:12:end));
 % QDL=0*PD(Loadi).*sqrt((1-PF.^2))./PF;
-t1=([PDL',PDL',QDL',QDL',-100*ones(1,length(VoltL)),0*VoltL,0*ones(1,Busnum+length(Loadi))])';
+t1=([PDL',PDL',QDL',QDL',-100*ones(1,length(VoltL)),0*VoltL,0*ones(1,Busnum+length(Loadi)*2)])';
 t2=Mat_G-Init_L'-t1;
 Lz=t2;
 
diff --git a/Modification.m b/Modification.m
index 3c3daf2..1ed5d45 100644
--- a/Modification.m
+++ b/Modification.m
@@ -1,4 +1,4 @@
-function [Init_Z,Init_L,Init_W,Init_U,Init_Y,PG,QG,Volt,UAngel,PD,QD,Vbi,PDbi]=Modification(Init_Z,Init_L,Init_W,Init_U,Init_Y,deltZ,deltL,deltW,deltU,deltX,deltY,PG,QG,Volt,UAngel,PVi,ContrlCount,Balance,Busnum,PGi,PD,QD,Loadi,Vbi,PDbi)
+function [Init_Z,Init_L,Init_W,Init_U,Init_Y,PG,QG,Volt,UAngel,PD,QD,Vbi,PDbi,QDbi]=Modification(Init_Z,Init_L,Init_W,Init_U,Init_Y,deltZ,deltL,deltW,deltU,deltX,deltY,PG,QG,Volt,UAngel,PVi,ContrlCount,Balance,Busnum,PGi,PD,QD,Loadi,Vbi,PDbi,QDbi)
 AlphaP=FormAlphaP(Init_L,deltL,Init_U,deltU);
 %fprintf('AlphaP %f\n',full(AlphaP));
 AlphaD=FormAlphaD(Init_Z,deltZ,Init_W,deltW);
@@ -25,5 +25,6 @@ Volt=Volt+AlphaP*t(1:Busnum);
 Volt(Balance)=balVolt;
 UAngel=UAngel+AlphaP*t(Busnum+1:2*Busnum);
 Vbi=Vbi+AlphaP*t(2*Busnum+1:2*Busnum+Busnum)';
-PDbi=PDbi+AlphaP*t(3*Busnum+1:end)';
+PDbi=PDbi+AlphaP*t(3*Busnum+1:3*Busnum+length(Loadi))';
+QDbi=QDbi+AlphaP*t(3*Busnum+length(Loadi)+1:end)';
 end
\ No newline at end of file
diff --git a/OPF.m b/OPF.m
index ce1795c..8ee5c33 100644
--- a/OPF.m
+++ b/OPF.m
@@ -45,7 +45,7 @@ RealQD=QD0;
 Gap=(Init_L*Init_Z'-Init_U*Init_W');
 KK=0;
 plotGap=zeros(1,60);
-ContrlCount=size(Loadi,1)*2+Busnum*2+Busnum+length(Loadi);
+ContrlCount=size(Loadi,1)*2+Busnum*2+Busnum+length(Loadi)*2;
 kmax=60;
 Precision=Precision/1;
 %% 加误差
@@ -56,6 +56,7 @@ mVolt=rVolt.*(1+normrnd(0,sigma,length(rVolt),1))';
 bigM=10;
 Vbi=sparse(ones(Busnum,1));
 PDbi=sparse(ones(length(Loadi),1));
+QDbi=sparse(ones(length(Loadi),1));
 while(abs(Gap)>Precision)
     if KK>kmax
         break;
@@ -82,7 +83,7 @@ while(abs(Gap)>Precision)
     %% 形成方程矩阵
     Luu=Init_U'.*Init_W'+Init_u*ones(RestraintCount,1);
     Lul=Init_L'.*Init_Z'-Init_u*ones(RestraintCount,1);
-    Mat_G=FormG(Volt,PD,QD,Loadi,bigM,mVolt,rVolt,sigma,Vbi,PDbi);
+    Mat_G=FormG(Volt,PD,QD,Loadi,bigM,mVolt,rVolt,sigma,Vbi,PDbi,QDbi);
     Mat_H=FormH(Busnum,Volt,PG,PD,QG,QD,Y,UAngel,r,c,Angle,Loadi);
     Ly=Mat_H;
     Lz=FormLz(Mat_G,Init_L,GenL,Busnum,PVQL,PD,RealPD,RealQD,Loadi,KK,PF);
@@ -94,7 +95,7 @@ while(abs(Gap)>Precision)
     XX=SolveIt(deltF,deltG,Init_L,Init_Z,Init_U,Init_W,deltdeltF,ddh,ddg,deltH,Init_Y,Ly,Lz,ContrlCount,Lw,Lul,Luu,RestraintCount,Lx,Balance,PVi,PGi,Busnum,Loadi);
     %%取各分量
     [deltZ,deltL,deltW,deltU,deltX,deltY]=AssignXX(XX,ContrlCount,RestraintCount,Busnum);
-    [Init_Z,Init_L,Init_W,Init_U,Init_Y,PG,QG,Volt,UAngel,PD,QD,Vbi,PDbi]=Modification(Init_Z,Init_L,Init_W,Init_U,Init_Y,deltZ,deltL,deltW,deltU,deltX,deltY,PG,QG,Volt,UAngel,PVi,ContrlCount,Balance,Busnum,PGi,PD,QD,Loadi,Vbi,PDbi);
+    [Init_Z,Init_L,Init_W,Init_U,Init_Y,PG,QG,Volt,UAngel,PD,QD,Vbi,PDbi,QDbi]=Modification(Init_Z,Init_L,Init_W,Init_U,Init_Y,deltZ,deltL,deltW,deltU,deltX,deltY,PG,QG,Volt,UAngel,PVi,ContrlCount,Balance,Busnum,PGi,PD,QD,Loadi,Vbi,PDbi,QDbi);
     Gap=(Init_L*Init_Z'-Init_U*Init_W');
     KK=KK+1;
 end
diff --git a/OPF_Init.m b/OPF_Init.m
index 29f9c3e..ecdc338 100644
--- a/OPF_Init.m
+++ b/OPF_Init.m
@@ -1,7 +1,7 @@
 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]=OPF_Init(Busnum,Balance,PG,QG,Volt,GenU,GenL,PVi,PGi,PVQU,PVQL,PD0,QD0,QD,PD)
 Loadi=find(QD~=0 | PD~=0);
 %Loadi=[1:Busnum]';
-RestraintCount=size(Loadi,1)*4+Busnum*2+Busnum+length(Loadi)*1; %约束条件数,放开所有QD
+RestraintCount=size(Loadi,1)*4+Busnum*2+Busnum+length(Loadi)*2; %约束条件数,放开所有QD
 t_Bal_volt=Volt(Balance);
 Volt=sparse(1*ones(1,Busnum));
 Volt(Balance)=t_Bal_volt;
diff --git a/func_ddh.m b/func_ddh.m
index a4390b5..97823d0 100644
--- a/func_ddh.m
+++ b/func_ddh.m
@@ -51,7 +51,7 @@ t=[ddPdVdV+ddQdVdV,ddPdVdT+ddQdVdT;
 sizeLoadi=size(Loadi,1)*2;
 ddh=[
     sparse(sizeLoadi,ContrlCount);
-    sparse(2*Busnum,sizeLoadi),-t,sparse(2*Busnum,Busnum+length(Loadi));
-    sparse(Busnum+length(Loadi),ContrlCount);
+    sparse(2*Busnum,sizeLoadi),-t,sparse(2*Busnum,Busnum+length(Loadi)*2);
+    sparse(Busnum+length(Loadi)*2,ContrlCount);
     ];
 end
\ No newline at end of file
diff --git a/func_deltF.m b/func_deltF.m
index 409b262..32b8117 100644
--- a/func_deltF.m
+++ b/func_deltF.m
@@ -4,6 +4,7 @@ deltF=[sparse(length(Loadi),1);
     sparse(2*Busnum,1);
     sparse(ones(Busnum,1));
     sparse(ones(length(Loadi),1));
+    sparse(ones(length(Loadi),1))
 ];
 
 end
\ No newline at end of file
diff --git a/func_deltG.m b/func_deltG.m
index baaaa16..fd8dac2 100644
--- a/func_deltG.m
+++ b/func_deltG.m
@@ -10,6 +10,7 @@ dg5_dPD=sparse(size(Loadi,1),Busnum);
 dg6_dPD=dg5_dPD;
 dg7_dPD=sparse(sizeLoadi,Busnum);
 dgPDbi_dPD=sparse(sizeLoadi,sizeLoadi);
+dgQDbi_dPD=sparse(sizeLoadi,sizeLoadi);
 %% 
 dg3_dQD=sparse(length(Loadi),length(Loadi));
 dg32_dQD=dg3_dQD;
@@ -19,6 +20,7 @@ dg5_dQD=sparse(size(Loadi,1),Busnum);
 dg6_dQD=dg5_dQD;
 dg7_dQD=sparse(sizeLoadi,Busnum);
 dgPDbi_dQD=sparse(sizeLoadi,sizeLoadi);
+dgQDbi_dQD=sparse(sizeLoadi,sizeLoadi);
 %% 
 dg3_dx=sparse(2*Busnum,sizeLoadi);
 dg32_dx=dg3_dx;
@@ -30,6 +32,7 @@ dg5_dx=[sparse(1:Busnum,1:Busnum,ones(Busnum,1),Busnum,Busnum);
 dg6_dx=dg5_dx;
 dg7_dx=sparse(2*Busnum,Busnum);
 dgPDbi_dx=sparse(2*Busnum,sizeLoadi);
+dgQDbi_dx=sparse(2*Busnum,sizeLoadi);
 %%
 dg3_dvbi=sparse(Busnum,sizeLoadi);
 dg32_dvbi=dg3_dvbi;
@@ -39,6 +42,7 @@ dg5_dvbi=sparse(-eye(Busnum,Busnum));
 dg6_dvbi=sparse(eye(Busnum,Busnum));
 dg7_dvbi=sparse(eye(Busnum,Busnum));
 dgPDbi_dvbi=sparse(Busnum,sizeLoadi);
+dgQDbi_dvbi=sparse(Busnum,sizeLoadi);
 %%
 dg3_dPDbi=sparse(-zeros(sizeLoadi));
 dg32_dPDbi=sparse(zeros(sizeLoadi));
@@ -48,12 +52,24 @@ dg5_dPDbi=sparse(length(Loadi),Busnum);
 dg6_dPDbi=sparse(length(Loadi),Busnum);
 dg7_dPDbi=sparse(length(Loadi),Busnum);
 dgPDbi_dPDbi=sparse(eye(length(Loadi)));
+dgQDbi_dPDbi=sparse(zeros(length(Loadi)));
 %%
-deltG=[dg3_dPD,dg32_dPD,dg4_dPD,dg42_dPD,dg5_dPD,dg6_dPD,dg7_dPD,dgPDbi_dPD;
-       dg3_dQD,dg32_dQD,dg4_dQD,dg42_dQD,dg5_dQD,dg6_dQD,dg7_dQD,dgPDbi_dQD;
-       dg3_dx,dg32_dx,dg4_dx,dg42_dx,dg5_dx,dg6_dx,dg7_dx,dgPDbi_dx;
-       dg3_dvbi,dg32_dvbi,dg4_dvbi,dg42_dvbi,dg5_dvbi,dg6_dvbi,dg7_dvbi,dgPDbi_dvbi;
-       dg3_dPDbi,dg32_dPDbi,dg4_dPDbi,dg42_dPDbi,dg5_dPDbi,dg6_dPDbi,dg7_dPDbi,dgPDbi_dPDbi;
+dg3_dQDbi=sparse(-zeros(sizeLoadi));
+dg32_dQDbi=sparse(zeros(sizeLoadi));
+dg4_dQDbi=sparse(length(Loadi),length(Loadi));
+dg42_dQDbi=dg4_dPDbi;
+dg5_dQDbi=sparse(length(Loadi),Busnum);
+dg6_dQDbi=sparse(length(Loadi),Busnum);
+dg7_dQDbi=sparse(length(Loadi),Busnum);
+dgPDbi_dQDbi=sparse(zeros(length(Loadi)));
+dgQDbi_dQDbi=sparse(eye(length(Loadi)));
+%%
+deltG=[dg3_dPD,dg32_dPD,dg4_dPD,dg42_dPD,dg5_dPD,dg6_dPD,dg7_dPD,dgPDbi_dPD,dgQDbi_dPD;
+       dg3_dQD,dg32_dQD,dg4_dQD,dg42_dQD,dg5_dQD,dg6_dQD,dg7_dQD,dgPDbi_dQD,dgQDbi_dQD;
+       dg3_dx,dg32_dx,dg4_dx,dg42_dx,dg5_dx,dg6_dx,dg7_dx,dgPDbi_dx,dgQDbi_dx;
+       dg3_dvbi,dg32_dvbi,dg4_dvbi,dg42_dvbi,dg5_dvbi,dg6_dvbi,dg7_dvbi,dgPDbi_dvbi,dgQDbi_dvbi;
+       dg3_dPDbi,dg32_dPDbi,dg4_dPDbi,dg42_dPDbi,dg5_dPDbi,dg6_dPDbi,dg7_dPDbi,dgPDbi_dPDbi,dgQDbi_dPDbi;
+       dg3_dQDbi,dg32_dQDbi,dg4_dQDbi,dg42_dQDbi,dg5_dQDbi,dg6_dQDbi,dg7_dQDbi,dgPDbi_dQDbi,dgQDbi_dQDbi;
 ];
 
 end
\ No newline at end of file
diff --git a/func_deltH.m b/func_deltH.m
index 4eef687..6d1d8e0 100644
--- a/func_deltH.m
+++ b/func_deltH.m
@@ -4,6 +4,7 @@ dH_dQD=[sparse(size(Loadi,1),Busnum) sparse(1:size(Loadi,1),Loadi,-ones(size(Loa
 dH_dx = jacobian_M(Busnum,Volt,Y,Angle,UAngel,r,c);  %形成雅克比矩阵
 dH_dvbi=sparse(Busnum,2*Busnum);
 dH_dPDbi=sparse(length(Loadi),2*Busnum);
-deltH=[dH_dPD;dH_dQD;dH_dx';dH_dvbi;dH_dPDbi];
+dH_dQDbi=sparse(length(Loadi),2*Busnum);
+deltH=[dH_dPD;dH_dQD;dH_dx';dH_dvbi;dH_dPDbi;dH_dQDbi];
 
 end
\ No newline at end of file