Power simulation matrix, Li Peijie, Inst. of Power Systems, Guangxi Univ.
Name TSC_OPF_300
Group IPSO
Matrix ID 2540
Num Rows 9,774
Num Cols 9,774
Nonzeros 820,783
Pattern Entries 820,804
Kind Power Network Problem
Symmetric Yes
Date 2011
Author L. Peijie
Editor J. Hogg
Structural Rank 9,774
Structural Rank Full true
Num Dmperm Blocks 2
Strongly Connect Components 2
Num Explicit Zeros 21
Pattern Symmetry 100%
Numeric Symmetry 100%
Cholesky Candidate no
Positive Definite no
Type real
SVD Statistics
Matrix Norm 9.774000e+03
Minimum Singular Value 1.006194e-05
Condition Number 9.713831e+08
Rank 9,774
sprank(A)-rank(A) 0
Null Space Dimension 0
Full Numerical Rank? yes
Download Singular Values MATLAB
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Three different kinds of optimization methods (OPF, TSCOPF, HTC)
applied to power system simulation.  All matrices are symmetric 
indefinite.  From Li Peijie, Institute of Power Systems,        
Guangxi University (beyondpeijie at gxu.edu.cn).  Collected by  
Jonathan Hogg, Rutherford Appleton Laboratory, Oxfordshire, UK.