Home > matpower6.0 > t > t_opf_dc_glpk.m

t_opf_dc_glpk

PURPOSE ^

T_OPF_DC_GLPK Tests for DC optimal power flow using GLPK solver.

SYNOPSIS ^

function t_opf_dc_glpk(quiet)

DESCRIPTION ^

T_OPF_DC_GLPK  Tests for DC optimal power flow using GLPK solver.

CROSS-REFERENCE INFORMATION ^

This function calls: This function is called by:

SOURCE CODE ^

0001 function t_opf_dc_glpk(quiet)
0002 %T_OPF_DC_GLPK  Tests for DC optimal power flow using GLPK solver.
0003 
0004 %   MATPOWER
0005 %   Copyright (c) 2004-2016, Power Systems Engineering Research Center (PSERC)
0006 %   by Ray Zimmerman, PSERC Cornell
0007 %
0008 %   This file is part of MATPOWER.
0009 %   Covered by the 3-clause BSD License (see LICENSE file for details).
0010 %   See http://www.pserc.cornell.edu/matpower/ for more info.
0011 
0012 if nargin < 1
0013     quiet = 0;
0014 end
0015 
0016 algs  = [1; 1; 2];
0017 alg_names = {
0018     'primal simplex',
0019     'dual simplex',
0020     'interior',
0021 };
0022 if have_fcn('octave')
0023     if have_fcn('octave', 'vnum') < 3.007
0024         dual = [0; 1; 1];
0025     else
0026         dual = [1; 2; 1];
0027     end
0028 else
0029     dual = [0; 2; 1];
0030 end
0031 num_tests = 23 * length(algs);
0032 
0033 t_begin(num_tests, quiet);
0034 
0035 [PQ, PV, REF, NONE, BUS_I, BUS_TYPE, PD, QD, GS, BS, BUS_AREA, VM, ...
0036     VA, BASE_KV, ZONE, VMAX, VMIN, LAM_P, LAM_Q, MU_VMAX, MU_VMIN] = idx_bus;
0037 [GEN_BUS, PG, QG, QMAX, QMIN, VG, MBASE, GEN_STATUS, PMAX, PMIN, ...
0038     MU_PMAX, MU_PMIN, MU_QMAX, MU_QMIN, PC1, PC2, QC1MIN, QC1MAX, ...
0039     QC2MIN, QC2MAX, RAMP_AGC, RAMP_10, RAMP_30, RAMP_Q, APF] = idx_gen;
0040 [F_BUS, T_BUS, BR_R, BR_X, BR_B, RATE_A, RATE_B, RATE_C, ...
0041     TAP, SHIFT, BR_STATUS, PF, QF, PT, QT, MU_SF, MU_ST, ...
0042     ANGMIN, ANGMAX, MU_ANGMIN, MU_ANGMAX] = idx_brch;
0043 
0044 casefile = 't_case9_opf';
0045 if quiet
0046     verbose = 0;
0047 else
0048     verbose = 0;
0049 end
0050 if have_fcn('octave')
0051     if have_fcn('octave', 'vnum') >= 4
0052         file_in_path_warn_id = 'Octave:data-file-in-path';
0053     else
0054         file_in_path_warn_id = 'Octave:load-file-in-path';
0055     end
0056     s1 = warning('query', file_in_path_warn_id);
0057     warning('off', file_in_path_warn_id);
0058 end
0059 
0060 mpopt = mpoption('out.all', 0, 'verbose', verbose);
0061 mpopt = mpoption(mpopt, 'opf.dc.solver', 'GLPK');
0062 
0063 %% run DC OPF
0064 if have_fcn('glpk')
0065     for k = 1:length(algs)
0066         mpopt = mpoption(mpopt, 'glpk.opts.lpsolver', algs(k), 'glpk.opts.dual', dual(k));
0067     t0 = sprintf('DC OPF (GLPK %s): ', alg_names{k});
0068 
0069     %% set up indices
0070     ib_data     = [1:BUS_AREA BASE_KV:VMIN];
0071     ib_voltage  = [VM VA];
0072     ib_lam      = [LAM_P LAM_Q];
0073     ib_mu       = [MU_VMAX MU_VMIN];
0074     ig_data     = [GEN_BUS QMAX QMIN MBASE:APF];
0075     ig_disp     = [PG QG VG];
0076     ig_mu       = (MU_PMAX:MU_QMIN);
0077     ibr_data    = (1:ANGMAX);
0078     ibr_flow    = (PF:QT);
0079     ibr_mu      = [MU_SF MU_ST];
0080     ibr_angmu   = [MU_ANGMIN MU_ANGMAX];
0081 
0082     %% get solved DC power flow case from MAT-file
0083     load soln9_dcopf;       %% defines bus_soln, gen_soln, branch_soln, f_soln
0084 
0085     %% run OPF
0086     t = t0;
0087     [baseMVA, bus, gen, gencost, branch, f, success, et] = rundcopf(casefile, mpopt);
0088     t_ok(success, [t 'success']);
0089     t_is(f, f_soln, 3, [t 'f']);
0090     t_is(   bus(:,ib_data   ),    bus_soln(:,ib_data   ), 10, [t 'bus data']);
0091     t_is(   bus(:,ib_voltage),    bus_soln(:,ib_voltage),  3, [t 'bus voltage']);
0092     t_is(   bus(:,ib_lam    ),    bus_soln(:,ib_lam    ),  3, [t 'bus lambda']);
0093     t_is(   bus(:,ib_mu     ),    bus_soln(:,ib_mu     ),  2, [t 'bus mu']);
0094     t_is(   gen(:,ig_data   ),    gen_soln(:,ig_data   ), 10, [t 'gen data']);
0095     t_is(   gen(:,ig_disp   ),    gen_soln(:,ig_disp   ),  3, [t 'gen dispatch']);
0096     t_is(   gen(:,ig_mu     ),    gen_soln(:,ig_mu     ),  3, [t 'gen mu']);
0097     t_is(branch(:,ibr_data  ), branch_soln(:,ibr_data  ), 10, [t 'branch data']);
0098     t_is(branch(:,ibr_flow  ), branch_soln(:,ibr_flow  ),  3, [t 'branch flow']);
0099     t_is(branch(:,ibr_mu    ), branch_soln(:,ibr_mu    ),  2, [t 'branch mu']);
0100 
0101     %%-----  run OPF with extra linear user constraints & costs  -----
0102     %% two new z variables
0103     %%      0 <= z1, P2 - P1 <= z1
0104     %%      0 <= z2, P2 - P3 <= z2
0105     %% with A and N sized for DC opf
0106     mpc = loadcase(casefile);
0107     mpc.A = sparse([1;1;1;2;2;2],[10;11;13;11;12;14],[-1;1;-1;1;-1;-1],2,14);
0108     mpc.u = [0; 0];
0109     mpc.l = [-Inf; -Inf];
0110     mpc.zl = [0; 0];
0111 
0112     mpc.N = sparse([1;2], [13;14], [1;1], 2, 14);   %% new z variables only
0113     mpc.fparm = ones(2,1) * [1 0 0 1];              %% w = r = z
0114     mpc.H = sparse(2,2);                            %% no quadratic term
0115     mpc.Cw = [1000;1];
0116 
0117     t = [t0 'w/extra constraints & costs 1 : '];
0118     [r, success] = rundcopf(mpc, mpopt);
0119     t_ok(success, [t 'success']);
0120     t_is(r.gen(1, PG), 116.15974, 5, [t 'Pg1 = 116.15974']);
0121     t_is(r.gen(2, PG), 116.15974, 5, [t 'Pg2 = 116.15974']);
0122     t_is(r.var.val.z, [0; 0.3348], 4, [t 'user vars']);
0123     t_is(r.cost.usr, 0.3348, 4, [t 'user costs']);
0124 
0125     %% with A and N sized for AC opf
0126     mpc = loadcase(casefile);
0127     mpc.A = sparse([1;1;1;2;2;2],[19;20;25;20;21;26],[-1;1;-1;1;-1;-1],2,26);
0128     mpc.u = [0; 0];
0129     mpc.l = [-Inf; -Inf];
0130     mpc.zl = [0; 0];
0131 
0132     mpc.N = sparse([1;2], [25;26], [1;1], 2, 26);   %% new z variables only
0133     mpc.fparm = ones(2,1) * [1 0 0 1];              %% w = r = z
0134     mpc.H = sparse(2,2);                            %% no quadratic term
0135     mpc.Cw = [1000;1];
0136 
0137     t = [t0 'w/extra constraints & costs 2 : '];
0138     [r, success] = rundcopf(mpc, mpopt);
0139     t_ok(success, [t 'success']);
0140     t_is(r.gen(1, PG), 116.15974, 5, [t 'Pg1 = 116.15974']);
0141     t_is(r.gen(2, PG), 116.15974, 5, [t 'Pg2 = 116.15974']);
0142     t_is(r.var.val.z, [0; 0.3348], 4, [t 'user vars']);
0143     t_is(r.cost.usr, 0.3348, 4, [t 'user costs']);
0144 
0145     t = [t0 'infeasible : '];
0146     %% with A and N sized for DC opf
0147     mpc = loadcase(casefile);
0148     mpc.A = sparse([1;1], [10;11], [1;1], 1, 14);   %% Pg1 + Pg2
0149     mpc.u = Inf;
0150     mpc.l = 600;
0151     [r, success] = rundcopf(mpc, mpopt);
0152     t_ok(~success, [t 'no success']);
0153 
0154     end
0155 else
0156     t_skip(num_tests, 'GLPK not available');
0157 end
0158 
0159 if have_fcn('octave')
0160     warning(s1.state, file_in_path_warn_id);
0161 end
0162 
0163 t_end;

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