TSOPF/TSOPF_RS_b162_c3

transient optimal power flow, Reduced-Space. Guangchao Geng, Zhejiang Univ
Name TSOPF_RS_b162_c3
Group TSOPF
Matrix ID 2233
Num Rows 15,374
Num Cols 15,374
Nonzeros 610,299
Pattern Entries 610,299
Kind Power Network Problem
Symmetric No
Date 2009
Author G. Geng
Editor T. Davis
Structural Rank 15,374
Structural Rank Full true
Num Dmperm Blocks 326
Strongly Connect Components 326
Num Explicit Zeros 0
Pattern Symmetry 2.7%
Numeric Symmetry 0.1%
Cholesky Candidate no
Positive Definite no
Type real
SVD Statistics
Matrix Norm 2.365055e+03
Minimum Singular Value 2.749712e-05
Condition Number 8.601100e+07
Rank 15,374
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.