Statics module of a pin boss (part of an automobile steering mechanism)

*Stiffness matrix
*

- Compressed MatrixMarket format file: bcsstk33.mtx.gz (636709 bytes)
- Compressed Harwell-Boeing format file: bcsstk33.psa.gz (217602 bytes)
- Compressed MatrixMarket format file: bcsstk33.mtx.gz (636709 bytes)

Click on image to get an enlarged version. Click on label to get an explanation.

Structure Plot |
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Matrix Statistics * * Generated by Yousef Saad's SPARSKIT Library * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * TIFFNESS MATRIX FOR PIN BOSS (AUTO STEERING COMPONENT), SOLID ELEMENTS * * Key = BCSSTK33 , Type = PSA * * No values provided - Information on pattern only * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Dimension N = 8738 * * Number of nonzero elements = 300321 * * Average number of nonzero elements/Column = 34.3695 * * Standard deviation for above average = 9.2854 * * Nonzero elements in strict lower part = 291583 * * Nonzero elements in strict upper part = 291583 * * Nonzero elements in main diagonal = 8738 * * Weight of longest column = 142 * * Weight of shortest column = 19 * * Matching elements in symmetry = 0 * * Relative Symmetry Match (symmetry=1) = NaN * * Average distance of a(i,j) from diag. = 0.259E+03 * * Standard deviation for above average = 0.200E+03 * *-----------------------------------------------------------------* * Lower bandwidth (max: i-j, a(i,j) .ne. 0) = 0 * * Upper bandwidth (max: j-i, a(i,j) .ne. 0) = 932 * * Maximum Bandwidth = 933 * * Average Bandwidth = 0.406E+03 * * Number of nonzeros in skyline storage = 3580133 * * 90% of matrix is in the band of width = 905 * * 80% of matrix is in the band of width = 851 * * The total number of nonvoid diagonals is = 889 * * The 10 most important diagonals are (offsets) : * * 0 1 2 3 421 4 422 420 423 419 * * The accumulated percentages they represent are : * * 2.9 5.6 8.1 10.5 12.3 14.1 15.9 17.6 19.1 20.7 * *-----------------------------------------------------------------* * The matrix does not have a block structure * *-----------------------------------------------------------------*

Set BCSSTRUC5 | |
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Source: | Boeing Computer Services |

Discipline: | Structural engineering |

Accession: | Spring 1986 |

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Last change in this page: *Wed Sep 22 13:33:28 US/Eastern 2004*
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