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資源簡介

可在matlab中直接運行出結果。通過matlab程序用粒子群算法對無功補償容量進行調整,得到一組最優無功補償裝置容量,將裝置投入IEEE33節點得到優化后的節點電壓和系統網損,可驗證粒子群算法在配電網中無功優化的可行性。

資源截圖

代碼片段和文件信息

function?result=fitness11(xk)
global?B1;
global?B2;




%相關原始數據格式說明如下:
%n——節點個數;n1——支路條數;isb——平衡節點號;H——PQ節點個數(為后面形成PVU存儲PV節點初始電壓用);pr——誤差精度。
%B1——支路參數矩陣,其中第一列和第二列是起始節點編號和終點節點編號第三列、第四列、第五列、第六列分別為:支路電阻、電抗、變壓器變比、電納。(不考慮電導)
%B2——節點參數矩陣,其中第一列和第二列為節點編號和節點類型;第三列到第六列分別為:注入有功、注入無功、電壓幅值、電壓相位。
%節點類型分類如下:“0”為平衡節點“1”為PQ,“2”為PV節點;“3”為PQ(V)節點,“4”為PI節點。
n=33?;???????
n1=32;
isb=1;
H=32;????????????????%%%%%%%%%%%%%18節點加DG????PQV處理
pr=0.001;???
v_amp=0;
Vimax=1.15;Vimin=0.85;
Z1=1;
?
B2=[1?0?0?0?1.05?0;
????2?1?-0.01?-0.006?1?0;
????3?1?-0.009?-0.004?1?0;
????4?1?-0.012?-0.008?1?0;
????5?1?-0.006?-0.003?1?0;
????6?1?-0.006?-0.002?1?0;
????7?1?-0.02?-0.01?1?0;
????8?1?-0.02?-0.01?1?0;
????9?1?-0.006?-0.002?1?0;
????10?1?-0.006?-0.0035?1?0;
????11?1?-0.0045?-0.003?1?0;
????12?1?-0.006?-0.0035?1?0;
????13?1?-0.006?-0.0035?1?0;
????14?1?-0.012?-0.008?1?0;
????15?1?-0.006?-0.001?1?0;
????16?1?-0.006?-0.002?1?0;
????17?1?-0.006?-0.002?1?0;
????18?1?-0.009?-0.004?1?0;
????19?1?-0.009?-0.004?1?0;
????20?1?-0.009?-0.004?1?0;
????21?1?-0.009?-0.004?1?0;
????22?1?-0.009?-0.004?1?0;
????23?1?-0.009?-0.005?1?0;
????24?1?-0.042?-0.02?1?0;
????25?1?-0.042?-0.02?1?0;
????26?1?-0.006?-0.0025?1?0;
????27?1?-0.006?-0.0025?1?0;
????28?1?-0.006?-0.002?1?0;
????29?1?-0.012?-0.007?1?0;
????30?1?-0.02?-0.06?1?0;
????31?1?-0.015?-0.007?1?0;
????32?1?-0.021?-0.01?1?0;
????33?1?-0.006?-0.004?1?0];

B2(54)=B2(24)+x(1);
B2(154)=B2(154)+x(2);
B2(314)=B2(314)+x(3);



Y=zeros(n);???????????????%zeros就是生成一個全0的矩陣
Times=1;??????????????????%置迭代次數為初始值
%創建節點導納矩陣???電導統一為零


for?i=1:n1
????????p=B1(i1);
????????q=B1(i2);
????????Y(pq)=Y(pq)-1/((B1(i3)+B1(i4))*B1(i5));
????????Y(qp)=Y(pq);
????????Y(pp)=Y(pp)+1/(B1(i3)+B1(i4))+0.5*B1(i6);%低壓側不變
????????Y(qq)=Y(qq)+1/((B1(i3)+B1(i4))*B1(i5)^2)+0.5*B1(i6);%高壓側阻抗乘以變比平方??輸入時注意低壓側在前
end
%disp(‘節點導納矩陣:‘)?;
Y;
G=real(Y);
B=imag(Y);
OrgS=zeros(2*n-21);
DetaS=zeros(2*n-21);???%將OrgS、DetaS初始化
%創建OrgS,用于存儲初始功率參數
Q=0;
PQV=0;
x=1.655;?????????%%%x1=6.7x2=9.85x=x1+x2;其中x1為定子漏抗,x2為轉子漏抗
xp=18.8;?????????%%%xc=xm=xp=xc*xm/(xc-xm);其中xc為機端并聯電容器電抗,xm為激磁電抗
h=0;

for?i=1:n????%對PQ(V)節點的處理
????h=h+1;
????if?i~=isb&&B2(i2)==3???
?????????Q(i)=-(B2(i5))^2/xp+(-(B2(i5))^2+sqrt((B2(i5))^4-4*(B2(i3))^2*x^2))/2*x;
?????????B2(i4)=Q(i);
?????????B2(i2)=1;?
?????????PQV=h;
????end??
end
???????%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
Ig=0.01;
Q=0;
PI=0;
h=0;
for?i=1:n????%對PI節點的處理
????h=h+1;
????if?i~=isb&&B2(i2)==4???
?????????Q(i)=sqrt(Ig^2*((B2(i5))^2)-B(i3)^2);????????%e=B2(i5),f=0,e^2+f^2=B2(i5))^2,其中e和f為光伏發電系統接入節點電壓的實部和虛部
?????????B2(i4)=Q(i);
?????????B2(i2)=1;?
?????????PI=h;
????end??
end
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
h=0;
j=0;
for?i=1:n????????????%對PQ節點的處理
????if?i~=isb&&B2(i2)==1???
????????h=h+1;
????????for?j=1:n
????????????OrgS(2*h-11)

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????14512??2019-05-14?19:04??基于粒子群算法的配電網無功優化\fitness11.m

?????文件??????15782??2019-05-23?15:49??基于粒子群算法的配電網無功優化\powerieee.m

?????文件???????4403??2019-05-23?15:36??基于粒子群算法的配電網無功優化\QO.m

?????文件????????161??2019-05-14?12:52??基于粒子群算法的配電網無功優化\必讀.txt

?????目錄??????????0??2019-12-27?16:28??基于粒子群算法的配電網無功優化

-----------?---------??----------?-----??----

????????????????34858????????????????????5


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