matpower在電力系統(tǒng)潮流計算中的應(yīng)用,matpower

1、MATPOWER在電力系統(tǒng)潮流計算中的應(yīng)用MATPOWER是一個用MATLAB的M文件編寫用來解決電力系統(tǒng)潮流計算和優(yōu)化潮流計算問題的軟件包。MATPOWER特點是簡單、易懂且程序代碼公開，這為電力系統(tǒng)專業(yè)學(xué)生深入學(xué)習(xí)和理解掌握潮流計算中的難點（如節(jié)點導(dǎo)納矩陣、算法及迭代過程等）提供了一個開放、便捷的平臺。下面是MATPOWE4.0在電力系統(tǒng)潮流計算中的一個具體實例，僅供學(xué)習(xí)電力系統(tǒng)專業(yè)的讀者參考。讀者利用MATPOWER進(jìn)行潮流計算時

2、，結(jié)構(gòu)體mpc各字段的形式可參照case2_5.m進(jìn)行編寫。圖12機(jī)5節(jié)點系統(tǒng)對圖1的2機(jī)5節(jié)點系統(tǒng)（具體參數(shù)參見：現(xiàn)代電力系統(tǒng)分析王錫凡），按“version2”格式編寫成的case2_5.m的程序清單如下：functionmpc=case2_5%MATPOWERCaseFmat:Version2mpc.version=2%%PowerFlowData%%%%systemMVAbasempc.baseMVA=100%%Busdata%

3、bus_itypePdQdGsBsareaVmVabaseKVzoneVmaxVminmpc.bus=[11160800011010011.10.94212001000011010011.10.94313701300011010011.10.9442000011.05010011.10.9453000011.05010011.10.94MinimumMaximumVoltageMagnitude0.862p.u.@bus11.078p.

4、u.@bus2VoltageAngle4.78deg@bus121.84deg@bus4PLosses(I^2R)13.81MW@line32QLosses(I^2X)73.98MVAr@line21=====================================================================BusData============================================

5、=========================BusVoltageGenerationLoad#Mag(pu)Ang(deg)P(MW)Q(MVAr)P(MW)Q(MVAr)10.8624.779160.0080.0021.07817.854200.00100.0031.0364.282370.00130.0041.05021.843500.00181.3151.0500.000257.94229.94Total:757.94411

6、.25730.00310.00=====================================================================BranchData=====================================================================BrnchFromToFromBusInjectionToBusInjectionLoss(I^2Z)#BusBu

7、sP(MW)Q(MVAr)P(MW)Q(MVAr)P(MW)Q(MVAr)121158.4567.26146.6240.9111.83773.9823115.6847.1313.3839.092.2978.04332127.7420.32141.5524.4313.80951.78435257.94197.45257.94229.940.00032.49524500.00142.82500.00181.310.00038.49Total