Power simulation matrix, Li Peijie, Inst. of Power Systems, Guangxi Univ.
Name HTC_336_9129
Group IPSO
Matrix ID 2535
Num Rows 226,340
Num Cols 226,340
Nonzeros 762,969
Pattern Entries 883,422
Kind Power Network Problem
Symmetric Yes
Date 2011
Author L. Peijie
Editor J. Hogg
Structural Rank 226,340
Structural Rank Full true
Num Dmperm Blocks 29,588
Strongly Connect Components 14,796
Num Explicit Zeros 120,453
Pattern Symmetry 100%
Numeric Symmetry 100%
Cholesky Candidate no
Positive Definite no
Type real
Download MATLAB Rutherford Boeing Matrix Market
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.