.. _U2.11.01:

**u2.11.01** 1D-3D connector user manual
====================================================

**Summary:**

The purpose of this manual is to guide the user in choosing a Beam — 3D connection dynamically in Code_Aster.

The proposed connection methodologies are of two types:


* Non-intrusive surface connection called 1D-3D toggle (option 3D_ POU from LIAISON_ELEM)


* Intrusive volume connection in the Arlequin frame (option 3D_ POU_ARLEQUIN from LIAISON_ELEM)




.. toctree::
    :hidden:

    self

.. toctree::
    :maxdepth: 2
    :numbered:

    Introduction
    Bascule_non-intrusive_1D-3D
    Raccord_3D-Poutre_dans_le_cadre_Arlequin
    Bibliographie