Code_Aster ®
Version
6.4
Titrate:
Structure of data mode_gene


Date:
26/05/03
Author (S):
O. BOITEAU Key
:
U5.01.25-C Page
: 1/4

Organization (S): EDF-R & D/SINETICS

Handbook of Utilization
U5.0- booklet: Structure of data result
U5.01.25 document

Structure of data mode_gene

1 Significance

Generalized clean modes obtained either by a method of iterations opposite, or by a method
of subspace.


2
Operators producing this structure of data

Operator Reference
EXTR_MODE
[U4.52.12]
MODE_ITER_INV
[U4.52.04]
MODE_ITER_SIMULT
[U4.52.03]
PROJ_MESU_MODAL
[U4.73.01]
Handbook of Utilization
U5.0- booklet: Structure of data result HI-23/03/002/A

Code_Aster ®
Version
6.4
Titrate:
Structure of data mode_gene


Date:
26/05/03
Author (S):
O. BOITEAU Key
:
U5.01.25-C Page
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3
Operators using this structure of data

Operator Reference
EXTR_MODE
[U4.52.12]
MACRO_PROJ_BASE
[U4.63.11]
NUME_DDL_GENE
[U4.65.03]
PROJ_MATR_BASE
[U4.63.12]
PROJ_VECT_BASE
[U4.63.13]
REST_BASE_PHYS
[U4.63.21]
IMPR_GENE
[U4.91.02]

4 Variables
access

Variable of access
Significance
Type
FREQ
Frequency of the mode (0. if static mode)
R
NUME_MODE
Number of a dynamic mode
I
NUME_ORDRE
Sequence number of a mode of the base
I

Characteristic:

NUME_MODE and NUME_ORDRE > 0.

5 Parameters
associated

Parameters Significance
Type
AMOR_GENE
Generalized modal damping *
R
AMOR_REDUIT
Reduced damping *
R
ERREUR
Error made on the calculation of the mode ***
R
FACT_PARTICI_DX
Factor of participation in direction DX (translation) *
R
FACT_PARTICI_DY
Factor of participation in the direction DY (translation) *
R
FACT_PARTICI_DZ
Factor of participation in direction DZ (translation) *
R
ITER_AJUSTE
Iteration count of the algorithm of the secant ***
I
(MODE_ITER_INV + OPTION:“AJUSTE”)
ITER_ARNO
Iteration count of the algorithm of Arnoldi ***
I
(reabsorbed method of MODE_ITER_SIMULT)
ITER_BATHE
Iteration count total of the algorithm of Bathe & Wilson
I
(MODE_ITER_SIMULT + METHOD: “JACOBI”) ***
ITER_INVERSE
Iteration count total of the algorithm of the powers
I
opposite ***
(MODE_ITER_INV)
ITER_JACOBI
Iteration count of the algorithm of JACOBI ***
I
(MODE_ITER_SIMULT + METHOD: “JACOBI”)
ITER_QR
Iteration count of algorithm QR ***
I
(MODE_ITER_SIMULT + METHOD: “TRI_DIAG”)
ITER_SEPARE
Iteration count of the algorithm of dichotomy ***
I
(MODE_ITER_INV + OPTION: “SEPARE”)
MASS_EFFE_DX
Effective modal mass in direction DX (translation) *
R
MASS_EFFE_DY
Effective modal mass in the direction DY (translation) *
R
MASS_EFFE_DZ
Effective modal mass in direction DZ (translation) *
R
MASS_EFFE_UN_DX
Unit effective modal mass in direction DX
R
(translation) *
Handbook of Utilization
U5.0- booklet: Structure of data result HI-23/03/002/A

Code_Aster ®
Version
6.4
Titrate:
Structure of data mode_gene


Date:
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Author (S):
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:
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MASS_EFFE_UN_DY
Unit effective modal mass in the direction DY
R
(translation) *
MASS_EFFE_UN_DZ
Unit effective modal mass in direction DZ
R
(translation) *
MASS_GENE
Generalized modal mass *
R
METHODE
Modal method used ***
K24
NORME
Standardization used for the clean modes **
K24
OMEGA2
Square of the own pulsation
R
RIGI_GENE
Generalized modal rigidity *
R

*
See definitions in MODE_MECA [U5.01.23].
** See definitions in NORM_MODE [U4.52.11].
*** See definitions in MODE_ITER_INV [U4.52.04], MODE_ITER_SIMULT [U4.52.03] and in
[R5.01.01].

Characteristic:

The method owing to lack of MODE_ITER_SIMULT (METHODE = “SORENSEN”) does not have a parameter
associated the iteration counts of its processes (total or interns).

6 Fields
accessible

DEPL

See [U5.01.01] for the significance of this field.
Handbook of Utilization
U5.0- booklet: Structure of data result HI-23/03/002/A

Code_Aster ®
Version
6.4
Titrate:
Structure of data mode_gene


Date:
26/05/03
Author (S):
O. BOITEAU Key
:
U5.01.25-C Page
: 4/4

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Handbook of Utilization
U5.0- booklet: Structure of data result HI-23/03/002/A

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