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