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復(fù)雜網(wǎng)絡(luò)電力系統(tǒng)的潮流計(jì)算步驟?-文庫(kù)吧資料

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【正文】 s[statemp1].V), Complex::getconj(bus[endtemp1].V))。endtemp=line[i].end。=line[i].B。Complex aa,bb,cc,dd,B。}else{for(i=0。count++。//解方程組求出電壓差值Bus::ReviseNodeV(bus,x,N)。//計(jì)算雅可比增廣矩陣 // Bus::PrintfJacAug(JacAug,N)。//輸出節(jié)點(diǎn)功率差值int icon=wehcon1(bus,N)。//計(jì)算節(jié)點(diǎn)功率Bus::JisuanNodeSdelta(bus,N)。//計(jì)算節(jié)點(diǎn)注入電流Bus::JisuanNodeScal(X,bus,N)。int count=1。idouble *x。JacAug=new double *[NN]。//輸出節(jié)點(diǎn)導(dǎo)納矩陣int NN=(N1)*2。iBus::JisuanNodeDnz(X,line,bus,L,N)。X=new Complex *[N]。//輸入節(jié)點(diǎn)參數(shù)Bus::PrintfBusData(bus,N)。bus[i].=0。//動(dòng)態(tài)分配結(jié)點(diǎn)結(jié)構(gòu)體for(int i=0。//輸入支路參數(shù)Line::PrintfLineData(line,L)。} //如果找不到兩個(gè)文件中的任意一個(gè),退出Line *line=new Line[L]。amp。//輸入節(jié)點(diǎn)個(gè)數(shù)int L=Line::ScanflineNo()。int _tmain(int argc, _TCHAR* argv[]){int i。75.[14]IEEE Power Engmeering Socie哆.IEEE std 421.5.2005 IEEE玎ccOmmended practice for excitation system models for power system stabiI時(shí)studies【s】.第四篇:電力系統(tǒng)潮流計(jì)算程序電力系統(tǒng)潮流計(jì)算c語(yǔ)言程序,兩行,大家可以看看,仔細(xì)研究,然后在這個(gè)基礎(chǔ)上修改。cess dyn鋤ic Voltage stabil時(shí)of hybrid AC/DC poWer tmnsmission System舶m Yu衄an proVince to G啪gdong province【J】.Electric Power,2008,4l(10): l4.[4] 朱新立,湯涌,等.大電網(wǎng)安全分析的全過(guò)程動(dòng)態(tài)仿 真技術(shù)[J】.電網(wǎng)技術(shù),2008,32(22):23—28. SONG Xin—Ii,TANG Yof唱,et a1. Full dyn鋤ic simulation for the stabilhy a眥lysis of large power system【J】.Power System融IlrIolo影,2008,32(22): 23.28.[5]Roytelm鋤I,Shallidehpour S M.A prehsivc long teml dynaIIlic simulation for powcr system recoVery【J】. IEEE Transactions 0n Power Systems,1994,9(3). [6] 石雩梅,汪志宏,等.發(fā)電機(jī)勵(lì)磁系統(tǒng)數(shù)學(xué)模型及參 數(shù)對(duì)電網(wǎng)動(dòng)態(tài)穩(wěn)定性分析結(jié)果影響的研究[J】.繼電 器,2007,35(21):2227.SHI Xue.mei,WANG Zllihon舀et a1.Iksearch on the innuence of g鋤e翰to璐baScd ∞de詛iled excitation system models柚d parameterS t0 power鏟id dyn鋤ic stabil時(shí)【J】.Relay,2007,35(2 1):2227.[7] 方思立,朱方.快速勵(lì)磁系統(tǒng)對(duì)系統(tǒng)穩(wěn)定的影響[J】.中 國(guó)電機(jī)工程學(xué)報(bào),1986,6(1):20.28.FANG Si.1i,ZHU Fang.The effbct of f弧t.respon∞excitation system on the stability of power netwofk【J】. Proceedings ofthe CSEE,1986,6(1):2028.[8] 劉?。娏ο到y(tǒng)穩(wěn)定性及發(fā)電機(jī)勵(lì)磁控制[M】.北京: 中國(guó)電力出版社,2007.LIU Qu.Power system S詛bility鋤d generator excitation control【M】.BeUing:ChiIla Electric Powef Press,2007. [9] Dallachy J L,Anderson T.EXperience with rcplacing ro詛ting exciters wim static exciters【J】.1k InStitution of Electrical Engineers,1 996.[10] 陳利芳,陳天祿.淺談自并勵(lì)勵(lì)磁系統(tǒng)在大容量機(jī)組 中的應(yīng)用【J】.繼電器,2007,35(1):8l培4. CHEN Lif抽島CHEN Tian—lIL Application of 辯l仁exci組tion mode in large capacity髫memtor unit【J】. ReIay39。End J(:,no)=[]。J(m,q)=X4。J(p,q)=X2。if ph=n q=q+1。end m=p+1。end q=2*j1。J(m,q)=X4。J(p,q)=X2。q=q+1。J(m,q)=X3。j=jph m=p+1。J(p,q)=X1。q=2*j1。P=2*i1。X4=0。X3=0。X2=C(i)+G(i,j)*e(i)+B(i,j)*f(i)。X1=D(i)+G(i,j)*f(i)B(i,j)*e(i)。J(m,q)=X4。J(p,q)=X2。q=q+1。J=ph J(m,q)=X3。for j=1:n m=p+1。continue q=2*j1。switch B2(i4)X4=0。X2=G(i,j)*e(i)+B(i,j)*f(i)。De(k)=DX(i+1)。For i=1:2:x K=k+1。End k=0。For i=(no+2):(x1+2)DX(i)=DX1(i2)。if ph=n DX(no)=0。DX1=DX。If ph=n Df(noJ=[]。Df(p)=Q(i)Q1。Df(p)=P(i)P1。p=p+1。IfB2(i4)=2 p=2*i1。Q1=C(i)*f(i)D(i)*e(i)。D(i)=D(i)+G(i,j)*f(j)+B(i,j)*e(j)。D(i)=0。printcut(result1,S,b,c,result2)。c(i)=v(B1(i2))*a(i)j*B1(i4)*v(B1(i2))^2/2。for i=1:ma(i)=conj((v(B1(i1))/B1(i5)v(B1(i2))/B1(i3))。jd=angle(v)*180/p。B2(ph,1)=S(ph)。for i=1:n hh(i)=conj(Y(ph,i)*v(i))。[C,D,DF]=xxf(G,B,e,f,P,Q,n,B2,ph,V,no);J=jacci(Y,G,B,P,Q,e,f,V,C,D,B2,n,ph,no);[De,Df]=hxf(J,Df,ph,n,no)。max(abs(Dfi)ipt=t+1。t=0。J=jacci(Y,G,B,P,Q,e,f,V,C,D,B2,n,ph,no)。Q=imag(S)。p=B1(i2)。p=B1(i1)。End f(i)=imag(B2(i3))。p=A(i1);Y(p p)=1./A(i2)。f=zeros(1,n);no=2*ph=1; Y(q,q)=Y(q,q)+1./B1(i3)+B1(i4)/2;End for i=1:nG=real(Y)。Y=zeros(n);Y(p,q)=Y(p,q)1./(B1(i3)*B1(i5)。ph=input(‘n請(qǐng)輸入平衡母線的節(jié)點(diǎn)號(hào):ph=’); B1=input(‘n請(qǐng)輸入支路信號(hào):B1=’)。第三篇:電力系統(tǒng)潮流計(jì)算程序設(shè)計(jì)電力系統(tǒng)潮流計(jì)算程序設(shè)計(jì)姓名:韋應(yīng)順學(xué)號(hào):2011021052 電力工程學(xué)院牛頓—拉夫遜潮流計(jì)算方法具有能夠?qū)⒎蔷€性方程線性化的特點(diǎn),而使用MATLAB語(yǔ)言是由于MATLAB語(yǔ)言的數(shù)學(xué)邏輯強(qiáng),易編譯。利用x(*)=x(k+1)+DX(k+1)進(jìn)行多次迭代,通過(guò)迭代判據(jù)得到所需要的精度值即準(zhǔn)確值x(*)。四運(yùn)行結(jié)果節(jié)點(diǎn)導(dǎo)納矩陣經(jīng)過(guò)五次迭代后的雅克比矩陣迭代次數(shù)以及節(jié)點(diǎn)電壓的幅值和相角(弧度數(shù))節(jié)點(diǎn)注入功率和電流五 結(jié)果分析在這次學(xué)習(xí)和實(shí)際操作過(guò)程里:首先,對(duì)電力系統(tǒng)分析中潮流計(jì)算的部分特別是潮流計(jì)算的計(jì)算機(jī)算法中的牛頓拉夫遜法進(jìn)行深入的研讀,弄明白了其原理、計(jì)算過(guò)程、公式推導(dǎo)以及設(shè)計(jì)流程。endS(5)=P(5)+Q(5)*sqrt(1)。for j=1:5P(i)=U(i)*U(j)*(G(i,j)*cos(a(i)a(j))+B(i,j)*sin(a(i)a(j)))+P(i)。endk=k+1。endfor i=1:4a(i)=a(i)+oa(i)。% x1為所求△x的列向量% 求節(jié)點(diǎn)電壓新值,準(zhǔn)備下一次迭代for i=1:4oa(i)=x1(i)。endJ=[H,N。L(i,i)=L(i,i)U(i)*U(j)*(G(i,j)*sin(a(i)a(j))B(i,j)*cos(a(i)a(j)))endendN(i,i)=N(i,i)2*(U(i))^2*G(i,i)。N(i,i)=N(i,i)U(i)*U(j)*(G(i,j)*cos(a(i)a(j))+B(i,j)*sin(a(i)a(j)))。M(i,j)=N(i,j)。N(i,j)=U(i)*U(j)*(G(i,j)*cos(a(i)a(j))+B(i,j)*sin(a(i)a(j)))。end
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