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===================================================== MATPOWER - A Matlab Power System Simulation Package ===================================================== Version: 3.0.0 Home Page: http://

function [dAf_dVa, dAf_dVm, dAt_dVa, dAt_dVm] = ... dAbr_dV(dSf_dVa, dSf_dVm, dSt_dVa, dSt_dVm, Sf, St) %DABR_DV Partial derivatives of apparent power flows w.r.t voltage. %

function Sbus = makeSbus(baseMVA, bus, gen) %MAKESBUS Builds the vector of complex bus power injections. % Sbus = makeSbus(baseMVA, bus, gen) returns the vector of complex bus % power injections

function [baseMVA, bus, gen, branch] = case4gs %CASE4GS Power flow data for 4 bus, 2 gen case from Grainger & Stevenson. % Please see 'help caseformat' for details on the case file format. % % Th

===================================================== MATPOWER - A Matlab Power System Simulation Package ===================================================== Version: 3.0.0 Home Page: h

clear; p_time=0; q_time=0; p_chk=0; q_chk=0; check=0; expt=input('请输入相角预期精度（小于1）'); v_expt=input('请输入电压幅值预期精度（小于1）'); display('开始导入数据...'); power=csvread('p_q.txt'); resist=csvread('b_g.txt'

/*++ Module Name: intpwr.c Abstract: The power management related processing. The Power Manager uses IRPs to direct drivers to change system and device power levels, to

function pf=lpcar2pf(ar,np) %LPCAR2PF Convert AR coefs to power spectrum PF=(AR,NP) % the power spectrum will contain np+2 points ranging from Dc to nyquist frequency % The routine is faster if NP+

#include//Romberg求积公式 #include double **BuildMatrix(int m,int n); void FreeMatrix(double **A,int m); double f(double x); double sum(int k); double ABS(double x); double power

#include//Steffensen加速迭代法 #include double f(double x); double g(double x); double ABS(double x); double power(double x,int n); void main() { double x,y; cout