May 2017

Interface LIMIT – CATIA

www.cae-sim-sol.com

Documentation

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Import of geometry ▪ Import of geometry via text files in Nastran style:

*CATIA_FILE

CATIA_Nodes_Elements.dat

▪ Using LIMIT-GUI / JobManager

Interface LIMIT – CATIA

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Import of stress data ▪ Import stresses using:

*FE_RESULTS, OUTPUT=NO, LOAD_GROUP=Default, FILE=CATIA_Stresses_Load_1.TXT

Load_1 ,1,

▪ Using LIMIT-GUI / LoadManager/ Create / FE Result:

One file per load case!Step and Increment = 1

Interface LIMIT – CATIA

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Stresses are exported from CATIA as principal stresses:▪ File header must look like this:

Locations Axis Global

Values axis Local

x(mm) y(mm) z(mm) C11(MPa) C22(MPa) C33(MPa) ux uy uz vx vy vz

Interface LIMIT – CATIA

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Specification of the interface

Maximum nodenumber respectively elementnumber :

▪ Windows 64 bit (x64): 20000000

Maximum number of nodes :

▪ Windows 64 bit (x64): 3000000

Maximum number of elements :

▪ Windows 64 bit (x64): 4000000

These LIMITS can be changed by the user. See document LIMIT_2017, section: Redimensioning of Arrays

Interface LIMIT – CATIA

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Following elements can be analyzed:

Solids (stress gradients are only calculated for C3D):

▪ Tetrahedron with 20 Nodes

Interface LIMIT – CATIA

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Last Slide

Interface LIMIT – CATIA