facat/stateestimation-ipm
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加了等式约束后很难收敛

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Signed-off-by: facat <dugg@21cn.com>
This commit is contained in:
facat
2013-04-14 21:58:12 +08:00
parent ae2981658e
commit 10eb2b5610
8 changed files with 71 additions and 40 deletions
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10
@SEOpti/SEOpti.m
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@@ -6,8 +6,8 @@ classdef SEOpti
mBranchQ=NaN;
onlyPG=NaN;
onlyQG=NaN;
PG=NaN;
QG=NaN;
mPG=NaN;
mQG=NaN;
sigma=NaN;
Busnum=NaN;
lineI=NaN;
@@ -18,6 +18,12 @@ classdef SEOpti
zerosInjectionIndex=NaN;
cmpY=NaN;
Balance=NaN;
mnle=NaN;
mnlrhs=NaN;
Y=NaN;
Yangle=NaN;
r=NaN;
c=NaN;
end
methods

12
@SEOpti/equ.m
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@@ -1,12 +1,18 @@
function [ out_arg ] = equ(this, x )
function [ out_arg,this ] = equ(this, x )
%EQU Summary of this function goes here
% Detailed explanation goes here
SEVolt=x(1:this.Busnum);
SEVAngel=x(this.Busnum+1:2*this.Busnum);
cmpSEV=SEVolt.*exp(1j*SEVAngel); %¸´Êýµçѹ
PQ=diag(cmpSEV)*conj(this.cmpY*cmpSEV);
out_arg=[real(PQ(this.zerosInjectionIndex));imag(PQ(this.zerosInjectionIndex));];
YAngle=sparse(this.r,this.c,SEVAngel(this.r)-SEVAngel(this.c)-this.Yangle,this.Busnum,this.Busnum);
PQ1=diag(SEVolt)*(this.Y.*cos(YAngle))*SEVolt;
PQ2=diag(SEVolt)*(this.Y.*sin(YAngle))*SEVolt;
% out_arg=[real(PQ(this.zerosInjectionIndex));imag(PQ(this.zerosInjectionIndex));];
out_arg=[PQ1(this.zerosInjectionIndex);PQ2(this.zerosInjectionIndex);];
out_arg=[out_arg;x(this.Busnum+this.Balance)];
out_arg=full(out_arg);
this.mnle=zeros(2*length(this.zerosInjectionIndex)+1,1);
this.mnlrhs=this.mnle;
end

6
@SEOpti/fun.m
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@@ -1,10 +1,10 @@
function [ Objective ] = fun(this, x )
%FUN Summary of this function goes here
% Detailed explanation goes here
Objective=0;
SEVolt=x(1:this.Busnum);
SEVAngel=x(this.Busnum+1:2*this.Busnum);
Objective=(SEVolt-this.mVolt)'*(1./this.sigma^2*eye(length(this.mVolt)))*(SEVolt-this.mVolt);%电压
% Objective=0;
% %% 支路电流
cmpSEV=SEVolt.*exp(1j*SEVAngel); %复数电压
cmpSEBranchI=(cmpSEV(this.lineI)-cmpSEV(this.lineJ))./(this.lineR+1j*this.lineX);%复数支路电流
@@ -18,7 +18,7 @@ Objective=Objective+(SEBranchQ-this.mBranchQ)'*(1./this.sigma^2*eye(length(this.
%% 0注入节点
PQ=diag(cmpSEV)*conj(this.cmpY*cmpSEV);
%% 发电机注入功率
Objective=Objective+(this.PG(this.onlyPG)-real(PQ(this.onlyPG)))'*(1./this.sigma^2*eye(length(this.PG(this.onlyPG))))*(this.PG(this.onlyPG)-real(PQ(this.onlyPG)));
Objective=Objective+(this.QG(this.onlyQG)-imag(PQ(this.onlyQG)))'*(1./this.sigma^2*eye(length (this.QG(this.onlyQG))))*(this.QG(this.onlyQG)-imag(PQ(this.onlyQG)));
Objective=Objective+(this.mPG(this.onlyPG)-real(PQ(this.onlyPG)))'*(1./this.sigma^2*eye(length(this.mPG(this.onlyPG))))*(this.mPG(this.onlyPG)-real(PQ(this.onlyPG)));
Objective=Objective+(this.mQG(this.onlyQG)-imag(PQ(this.onlyQG)))'*(1./this.sigma^2*eye(length(this.mQG(this.onlyQG))))*(this.mQG(this.onlyQG)-imag(PQ(this.onlyQG)));
end

11
@SEOpti/init.m
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@@ -1,4 +1,4 @@
function [ this ] = init(this,Busnum, mVolt,sigma,newwordParameter,zerosInjectionIndex,cmpY,onlyPG,onlyQG,PG,QG,Balance,mBranchI,mBranchP,mBranchQ )
function [ this ] = init(this,Busnum, mVolt,sigma,newwordParameter,zerosInjectionIndex,cmpY,onlyPG,onlyQG,mPG,mQG,Balance,mBranchI,mBranchP,mBranchQ,Y,Yangle,r,c )
%INIT Summary of this function goes here
% Detailed explanation goes here
this.mVolt=mVolt;
@@ -13,12 +13,15 @@ function [ this ] = init(this,Busnum, mVolt,sigma,newwordParameter,zerosInjectio
this.cmpY=cmpY;
this.onlyPG=onlyPG;
this.onlyQG=onlyQG;
this.PG=PG;
this.QG=QG;
this.mPG=mPG;
this.mQG=mQG;
this.Balance=Balance;
this.mBranchI=mBranchI;
this.mBranchP=mBranchP;
this.mBranchQ=mBranchQ;
this.Y=Y;
this.Yangle=Yangle;
this.r=r;
this.c=c;
end

2
@SEOpti/nle.m
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@@ -1,7 +1,7 @@
function [ output_args ] = nle( this )
%NLE Summary of this function goes here
% Detailed explanation goes here
output_args=zeros(2*length(this.zerosInjectionIndex)+1,1);
output_args=this.mnle;
end

2
@SEOpti/nlrhs.m
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@@ -1,7 +1,7 @@
function [ output_args ] = nlrhs( this )
%NLRHS Summary of this function goes here
% Detailed explanation goes here
output_args=zeros(2*length(this.zerosInjectionIndex)+1,1);
output_args=this.mnlrhs;
end