Linear and non-linear dynamics
==================================


Calculation-test dialog
----------------------

Exploitation of experimental measurements:


* Interactive graphical functionality


* Identification of efforts, structural modification,...: new operator CALC_ESSAI

Dynamic readjustment:


* Recalibration based on clean modes


* Genetic algorithm MACR_RECAL


Couplings
---------

Implicit-Explicit:


* Explicit implicit non-linear dynamics: MACR_BASCULE_SCHEMA


* Code_Aster-Europlexus unique data layout: CALC_EUROPLEXUS

Soil-structure


* Extension with a non-linear structure: CALC_MISS


* Response to a variable seismic movement in space: DYNA_ISS_VARI


Modal analysis
---------------

Rotating machines:


* Modal calculation of tree lines


* Gyroscopic effect for all types of beams


* Campbell diagram

Cracked structures:


* Extension to XFEM


* Calculation of :math:`G` modals by K_G_ MODA


Ergonomic
---------

Modal analysis:


* Complete simulation in one order: CALC_MODAL

Dynamic substructuring:


* Production of macro-elements CREA_ELEM_SSD, ASSE_ELEM_SSD

Soil-structure interaction:


* Pre-treatments, calculation and post-processing CALC_MISS

Behaviour:


* Determination of homogenized material parameters GLRC_DMpar the DEFI_GLRC command

Restitution of the results in physical coordinates:


* Clarification of features


* Breakdown of command REST_BASE_PHYS into three commands: REST_GENE_PHYS, REST_SOUS_STRUC, REST_COND_TRAN