TSOPF/TSOPF_RS_b162_c1

transient optimal power flow, Reduced-Space. Guangchao Geng, Zhejiang Univ
Name TSOPF_RS_b162_c1
Group TSOPF
Matrix ID 2232
Num Rows 5,374
Num Cols 5,374
Nonzeros 205,399
Pattern Entries 205,399
Kind Power Network Problem
Symmetric No
Date 2009
Author G. Geng
Editor T. Davis
Structural Rank 5,374
Structural Rank Full true
Num Dmperm Blocks 126
Strongly Connect Components 126
Num Explicit Zeros 0
Pattern Symmetry 3%
Numeric Symmetry 0.2%
Cholesky Candidate no
Positive Definite no
Type real
SVD Statistics
Matrix Norm 2.365055e+03
Minimum Singular Value 2.751839e-05
Condition Number 8.594450e+07
Rank 5,374
sprank(A)-rank(A) 0
Null Space Dimension 0
Full Numerical Rank? yes
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Notes
Transient stability-constrained optimal power flow (TSOPF) problems from     
Guangchao Geng, Institute of Power System, College of Electrical Engineering,
Zhejiang University, Hangzhou, 310027, China.  (genggc AT gmail DOT com).    
Matrices in the  Full-Space (FS) group are symmetric indefinite, and are best
solved with MA57.  Matrices in the the Reduced-Space (RS) group are best     
solved with KLU, which for these matrices can be 10 times faster than UMFPACK
or SuperLU.