Exemples
========


Calcul de modes propres mécaniques
----------------------------------


.. code-block:: text

    ASSEMBLAGE    (    MODELE = mo    ,        CHARGE = ch_blocage ,
CHAM_MATER = chmat    ,    CARA_ELEM = carac ,
NUME_DDL = CO("nu")    ,
MATR_ASSE = (_F    (MATRICE = CO("K"), OPTION = 'RIGI_MECA'),
_F    (MATRICE = CO("M"), OPTION = 'MASS_MECA'),),)


    modes = CALC_MODES ( MATR_RIGI = K,

    MATR_MASS = M,

    ...)


Calcul de modes de flambement d'Euler
-------------------------------------


.. code-block:: text

    # chsief est le champ de contraintes lié au chargement


.. code-block:: text

    ASSEMBLAGE    (    MODELE = mo    ,        CHARGE = ch_blocage ,
CHAM_MATER = chmat    ,    CARA_ELEM = carac ,
NUME_DDL = CO("nu"),

    MATR_ASSE = (    _F(MATRICE= CO("K"), OPTION='RIGI_MECA'),
_F(MATRICE= CO("KG"), OPTION='RIGI_GEOM',                                                SIEF_ELGA=chsief),),)


    modflamb = CALC_MODES ( MATR_RIGI = K,

    MATR_MASS = KG,

    …)


Calcul de réponse forcée
------------------------


.. code-block:: text

    ASSEMBLAGE    (    MODELE = mo    ,        CHARGE = ch_blocage ,
CHAM_MATER = chmat    ,    CARA_ELEM = carac ,
NUME_DDL = CO("nu")    ,
MATR_ASSE = (_F    (MATRICE = CO("K"), OPTION = 'RIGI_MECA'),
_F    (MATRICE = CO("M"), OPTION = 'MASS_MECA'),),
VECT_ASSE = ( _F( VECTEUR= CO("F"),                                                                         OPTION='CHAR_MECA',CHARGE=char_A ),)


    reponse = DYNA_VIBRA ( MATR_RIGI = K,    MATR_MASS = M,
EXCIT = _F( VECT_ASSE = F, ...)...)