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資源簡介

牛頓-拉夫遜法的潮流計(jì)算程序,并提供9節(jié)點(diǎn)、30節(jié)點(diǎn)的算例。

資源截圖

代碼片段和文件信息

%?Y?=?G?+?j*B;
%?導(dǎo)納矩陣是對(duì)稱矩陣;
function[Y?G?B?Yfrom?Yto?busNumber?lineNumber?generatorNumber]?=?Admittance(baseMVA?busData?branchData?generatorData)
????busNumber?=?size(busData?1);??????????????????????????????????????????%?節(jié)點(diǎn)數(shù)量;
????lineNumber?=?size(branchData?1);??????????????????????????????????????%?線路數(shù)量;
????generatorNumber?=?size(generatorData?1);??????????????????????????????%?發(fā)電機(jī)數(shù)量;
????Y?=?zeros(busNumber?busNumber);???????????????????????????????????????%?定義導(dǎo)納矩陣;

%%?自己編寫????
????%?求取導(dǎo)納矩陣的非對(duì)角元;
????%?這樣即使相同兩個(gè)節(jié)點(diǎn)之間追加了支路,也可以直接在原文件中添加,而不需要修正程序;
????for?m?=?1:1:lineNumber
????????if?branchData(m?8)?==?1???????????????????????????????????????????%?該線路處于運(yùn)行狀態(tài);
????????????if?branchData(m?6)?==?0???????????????????????????????????????%?Ratio?=?0?,求普通線路的導(dǎo)納;
????????????????temp?=?-1./(branchData(m?3)?+?1i?*??branchData(m?4));
????????????????Y(branchData(m?1)?branchData(m?2))?=?Y(branchData(m?1)?branchData(m?2))?+?temp;
????????????????Y(branchData(m?2)?branchData(m?1))?=?Y(branchData(m?2)?branchData(m?1))?+?temp;
????????????else???????????????????????????????????????????????????????????%?Ratio?=?K?,求變壓器支路對(duì)應(yīng)的導(dǎo)納;
????????????????K?=?branchData(m?6);
????????????????temp?=?-1./(branchData(m?3)?+?1i?*??branchData(m?4))/K;
????????????????Y(branchData(m?1)?branchData(m?2))?=?Y(branchData(m?1)?branchData(m?2))?+?temp;
????????????????Y(branchData(m?2)?branchData(m?1))?=?Y(branchData(m?2)?branchData(m?1))?+?temp;
????????????end
????????end
????end
????
????%?求取導(dǎo)納矩陣的對(duì)角元;
????for?m?=?1:1:lineNumber
???????if?branchData(m?8)?==?1????????????????????????????????????????????%?該線路處于運(yùn)行狀態(tài);
???????????if?branchData(m?6)?==?0????????????????????????????????????????%?Ratio?=?0?,求普通線路的兩端點(diǎn)的自導(dǎo)納;
???????????????%?對(duì)普通線路首端點(diǎn);
???????????????Y(branchData(m?1)?branchData(m?1))?=?Y(branchData(m?1)?branchData(m?1))?+?...
???????????????????????????????????????????????????????1./(branchData(m?3)?+?1i?*??branchData(m?4))?+?...
???????????????????????????????????????????????????????1i?*??branchData(m?5);
???????????????????????????????????????????????????????????????????????????%?考慮線路自身充電電容;
????????????????%?對(duì)普通線路末端點(diǎn);
???????????????Y(branchData(m?2)?branchData(m?2))?=?Y(branchData(m?2)?branchData(m?2))?+?...
???????????????????????????????????????????????????????1./(branchData(m?3)?+?1i?*??branchData(m?4))?+?...
???????????????????????????????????????????????????????1i?*??branchData(m?5);
???????????????????????????????????????????????????????????????????????????%?考慮線路自身充電電容;
???????????else????????????????????????????????????????????????????????????%?Ratio?=?K?,求變壓器支路的兩端點(diǎn)的自導(dǎo)納;
???????????????K?=?branchData(m?6);?
???????????????%?考慮變壓器支路的首端對(duì)地導(dǎo)納;
???????????????Y(branchData(m?1)?branchData(m?1))?=?Y(branchData(m?1)?branchData(m?1))?+?...
???????????????????????????????????????????????????????1./(branchData(m?3)?+?1i?*?branchData(m?4))?/?K?+?...
????????????

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件???????6487??2018-08-22?19:14??PowerFlow\Admittance.m

?????文件???????3383??2018-08-20?21:20??PowerFlow\DeltaP_Q_U2.m

?????文件???????1054??2018-08-02?20:53??PowerFlow\IEEE_30_Matpower\Branch.txt

?????文件???????1064??2018-08-22?20:45??PowerFlow\IEEE_30_Matpower\Bus.txt

?????文件????????197??2018-07-24?16:59??PowerFlow\IEEE_30_Matpower\Gen.txt

?????文件?????????33??2018-07-23?16:39??PowerFlow\IEEE_30_Matpower\ReadMe.txt

?????文件????????267??2018-08-02?10:44??PowerFlow\IEEE_9\Branch.txt

?????文件????????290??2018-08-02?21:46??PowerFlow\IEEE_9\Bus.txt

?????文件????????114??2018-08-02?10:45??PowerFlow\IEEE_9\Gen.txt

?????文件?????????61??2018-08-02?21:48??PowerFlow\IEEE_9\Readme.txt

?????文件????????216??2018-07-23?16:49??PowerFlow\IEEE_9\新建文本文檔.txt

?????文件??????12215??2018-07-22?10:43??PowerFlow\Jacobi.m

?????文件????????673??2018-07-21?18:30??PowerFlow\JudgeConvergence.m

?????文件???????5640??2018-09-21?16:15??PowerFlow\main.m

?????文件???????2430??2018-08-20?21:22??PowerFlow\ReadData.m

?????文件???????2125??2018-09-21?16:02??PowerFlow\ReadMe.txt

?????文件???????1242??2018-07-21?18:22??PowerFlow\RenewV.m

?????文件???????4629??2018-08-22?19:40??PowerFlow\Results.m

?????目錄??????????0??2018-09-21?16:11??PowerFlow\IEEE_30_Matpower

?????目錄??????????0??2018-09-21?16:00??PowerFlow\IEEE_9

?????目錄??????????0??2018-09-21?16:11??PowerFlow

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

????????????????42120????????????????????21


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