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#30358
-
10/02/09
03:56 PM
Modal algorithm
Jamling
Member
Registered: 10/02/09
Posts: 1
Loc: Spain
Hi,
Somebody can tell me what is the name of the algorithm that utilizes CAESAR to extract the modes in a dynamic analysis.
Thanks.
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#30370
-
10/04/09
05:47 PM
Re: Modal algorithm
[
Re: Jamling
]
Richard Ay
Member
Registered: 12/13/99
Posts: 6226
Loc: Houston, Texas, USA
Jacobi Iteration.
_________________________
Regards,
Richard Ay
- Consultant
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#30382
-
10/05/09
08:03 AM
Re: Modal algorithm
[
Re: Richard Ay
]
Rams
Member
Registered: 04/15/08
Posts: 20
Loc: Singapore
Jacobi Iteration for Static Analysis too??
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#30389
-
10/05/09
09:48 AM
Re: Modal algorithm
[
Re: Rams
]
Richard Ay
Member
Registered: 12/13/99
Posts: 6226
Loc: Houston, Texas, USA
Static analysis can use either "Choleski Decomposition" or the "LDLT" methods - it depends on the characteristics of the matrix.
_________________________
Regards,
Richard Ay
- Consultant
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#30549
-
10/12/09
06:58 AM
Re: Modal algorithm
[
Re: Richard Ay
]
Ohliger
Member
Registered: 12/16/99
Posts: 246
Loc: Mannheim,Germany
Iterationmethod for matrixinverting example :
Jacobi method ==> convergeded slow 194 iteration
Jacobi relaxations method ==> convergede faster 42 iteration
Gauß Seidel method ==> convergeded fastet 17 iteration
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#31373
-
11/16/09
03:40 AM
Re: Modal algorithm
[
Re: Ohliger
]
Rams
Member
Registered: 04/15/08
Posts: 20
Loc: Singapore
Richard Ay,
what about the converge rete for Choleski Decomposition abd LDLT Methods..
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