www.gusucode.com > 基于lingo求所以解,对潮流计算求出所有解 > matpower4.1/extras/cpf/cpf_correctVoltage.m
function [V, lambda, success, iterNum] = cpf_correctVoltage(baseMVA, bus, gen, Ybus, V_predicted, lambda_predicted, initQPratio, loadvarloc) %CPF_CORRECTVOLTAGE Do correction for predicted voltage in cpf. % [INPUT PARAMETERS] % loadvarloc: (in internal bus numbering) % created by Rui Bo on 2007/11/12 % MATPOWER % $Id: cpf_correctVoltage.m,v 1.4 2010/04/26 19:45:26 ray Exp $ % by Rui Bo % Copyright (c) 2009-2010 by Rui Bo % % This file is part of MATPOWER. % See http://www.pserc.cornell.edu/matpower/ for more info. % % MATPOWER is free software: you can redistribute it and/or modify % it under the terms of the GNU General Public License as published % by the Free Software Foundation, either version 3 of the License, % or (at your option) any later version. % % MATPOWER is distributed in the hope that it will be useful, % but WITHOUT ANY WARRANTY; without even the implied warranty of % MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the % GNU General Public License for more details. % % You should have received a copy of the GNU General Public License % along with MATPOWER. If not, see <http://www.gnu.org/licenses/>. % % Additional permission under GNU GPL version 3 section 7 % % If you modify MATPOWER, or any covered work, to interface with % other modules (such as MATLAB code and MEX-files) available in a % MATLAB(R) or comparable environment containing parts covered % under other licensing terms, the licensors of MATPOWER grant % you additional permission to convey the resulting work. %% define named indices into bus, gen, branch matrices [PQ, PV, REF, NONE, BUS_I, BUS_TYPE, PD, QD, GS, BS, BUS_AREA, VM, ... VA, BASE_KV, ZONE, VMAX, VMIN, LAM_P, LAM_Q, MU_VMAX, MU_VMIN] = idx_bus; %% get bus index lists of each type of bus [ref, pv, pq] = bustypes(bus, gen); %% set load as lambda indicates lambda = lambda_predicted; bus(loadvarloc, PD) = lambda*baseMVA; bus(loadvarloc, QD) = lambda*baseMVA*initQPratio; %% compute complex bus power injections (generation - load) SbusInj = makeSbus(baseMVA, bus, gen); %% prepare initial guess V0 = V_predicted; % use predicted voltage to set the initial guess %% run power flow to get solution of the current point mpopt = mpoption('VERBOSE', 0); [V, success, iterNum] = newtonpf(Ybus, SbusInj, V0, ref, pv, pq, mpopt); %% run NR's power flow solver