TSOPF/TSOPF_RS_b39_c7

transient optimal power flow, Reduced-Space. Guangchao Geng, Zhejiang Univ
Name TSOPF_RS_b39_c7
Group TSOPF
Matrix ID 2242
Num Rows 14,098
Num Cols 14,098
Nonzeros 252,446
Pattern Entries 252,446
Kind Power Network Problem
Symmetric No
Date 2009
Author G. Geng
Editor T. Davis
Structural Rank 14,098
Structural Rank Full true
Num Dmperm Blocks 711
Strongly Connect Components 711
Num Explicit Zeros 0
Pattern Symmetry 6%
Numeric Symmetry 0%
Cholesky Candidate no
Positive Definite no
Type real
SVD Statistics
Matrix Norm 1.026621e+03
Minimum Singular Value 2.195055e-05
Condition Number 4.676970e+07
Rank 14,098
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.