GETVARNAME Get variable name by variable index (as in H matrix). [OUTPUT PARAMETERS] varName: comprise both variable type ('Va', 'Vm') and the bus number of the variable. For instance, Va8, Vm10, etc. created by Rui Bo on Jan 9, 2010
0001 function [varName] = getVarName(varIndex, pv, pq) 0002 %GETVARNAME Get variable name by variable index (as in H matrix). 0003 % [OUTPUT PARAMETERS] 0004 % varName: comprise both variable type ('Va', 'Vm') and the bus number of 0005 % the variable. For instance, Va8, Vm10, etc. 0006 % created by Rui Bo on Jan 9, 2010 0007 0008 % MATPOWER 0009 % Copyright (c) 2009-2016, Power Systems Engineering Research Center (PSERC) 0010 % by Rui Bo 0011 % 0012 % This file is part of MATPOWER. 0013 % Covered by the 3-clause BSD License (see LICENSE file for details). 0014 % See http://www.pserc.cornell.edu/matpower/ for more info. 0015 0016 %% get non reference buses 0017 nonref = [pv;pq]; 0018 0019 if varIndex <= length(nonref) 0020 varType = 'Va'; 0021 newIdx = varIndex; 0022 else 0023 varType = 'Vm'; 0024 newIdx = varIndex - length(nonref); 0025 end 0026 varName = sprintf('%s%d', varType, nonref(newIdx));