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S3DKT3M2: Finite element analysis of cylindrical shells
Cylindrical shell, uniform 150x100 triangular mesh, R/t=1000

from set CYLSHELL, from the Independent Sets and Generators
generated by MVMTLS

[Download] [Visualizations] [Matrix Statistics] [Generator Information]


The following estimates were supplied by the author.

Max eigenvalue = 8.7984363691286471E+03 (revised 2 Jun 1998)
Min eigenvalue = 2.4269393992599454E-08
Condition number = 3.625322E+11 (revised 2 Jun 1998).

This matrix supercedes C3DKT3M2.


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Visualizations

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Structure Plot City Plot
structure plot city plot


Matrix Statistics

    * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
    * cyl shell 100 x 150 unif triang mesh R/t = 1000                         *
    *                    Key = s3dkt3m2 , Type = RSA                          *
    * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
        *  Dimension N                                      =      90449  *
        *  Number of nonzero elements                       =    1921955  *
        *  Average number of nonzero elements/Column        =    21.2490  *
        *  Standard deviation for above average             =     2.3992  *
        *  Nonzero elements in strict lower part            =    1831506  *
        *  Nonzero elements in strict upper part            =    1831506  *
        *  Nonzero elements in main diagonal                =      90449  *
        *  Weight of longest column                         =         47  *
        *  Weight of shortest column                        =          9  *
        *  Matching elements in symmetry                    =          0  *
        *  Relative Symmetry Match (symmetry=1)             = NaN         *
        *  Average distance of a(i,j)  from diag.           =  0.339E+03  *
        *  Standard deviation for above average             =  0.299E+03  *
        *-----------------------------------------------------------------*
        *  Frobenius norm of A                              =  0.641E+06  *
        *  Frobenius norm of symmetric part                 =  0.641E+06  *
        *  Frobenius norm of nonsymmetric part              =  0.000E+00  *
        *  Maximum element in A                             =  0.322E+04  *
        *  Percentage of weakly diagonally dominant rows    =  0.000E+00  *
        *  Percentage of weakly diagonally dominant columns =  0.000E+00  *
        *-----------------------------------------------------------------*
        *  Lower bandwidth  (max: i-j, a(i,j) .ne. 0)       =          0  *
        *  Upper bandwidth  (max: j-i, a(i,j) .ne. 0)       =        614  *
        *  Maximum Bandwidth                                =        615  *
        *  Average Bandwidth                                =  0.609E+03  *
        *  Number of nonzeros in skyline storage            =   55071893  *
        *  90% of matrix is in the band of width            =       1219  *
        *  80% of matrix is in the band of width            =       1215  *
        *  The total number of nonvoid diagonals is         =        328  *
        *  The 10 most important diagonals are (offsets)    :             *
        *     0     1     2     3     4     5   603   604   605     6     *
        *  The accumulated percentages they represent are   :             *
        *   4.7   9.4  14.1  18.8  23.4  28.1  32.7  37.4  42.0  46.6     *
        *-----------------------------------------------------------------*
        *  The matrix does not have a block structure                     *
        *-----------------------------------------------------------------*
 


Generator Information

Generator CYLSHELL
Source: Reijo Kouhia, Helsinki University of Technology, reijo.kouhia@hut.fi
Discipline:Structural mechanics
Accession:Summer 1997


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Last change in this page: Wed Sep 22 13:34:26 US/Eastern 2004 [Comments: ]