Users:General FEM Analysis/Elements Reference/Beam 3D NURBS KLRod
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(Created page with "Coded and tested. Documentation will be coming soon! === Example of a Complete Input Block === <pre> EL-PROP 1 : BEAM_3D_NURBS_KLRod MAT= EL-MAT 1 DIAMETER=1.0 !or:...") |
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Documentation will be coming soon! | Documentation will be coming soon! | ||
| + | |||
| + | === Parameter Description === | ||
| + | |||
| + | {| border="1" cellpadding="3" cellspacing="0" | ||
| + | |colspan="3" style="background:#efefef;"| Compulsory Parameters | ||
| + | |- | ||
| + | !Parameter | ||
| + | !Values, Default(*) | ||
| + | !Description | ||
| + | |- | ||
| + | !MAT | ||
| + | |EL-MAT ''int'' | ||
| + | |Linking to a material input block | ||
| + | |- | ||
| + | !INT_TYPE_NURBS_BREP_BEAM | ||
| + | |FULL, USER | ||
| + | |Control of integration type. If USER, the optional Parameter GAUSS_U (and GAUSS_V) has to be defined | ||
| + | |- | ||
| + | !rowspan="3" | CROSS SECTION | ||
| + | |DIAMETER = ''float'' | ||
| + | |circular cross section defined ba the diameter. A = d^2π/4, Iy = Iz = d^4π/32, It= d^4π/32 | ||
| + | |- | ||
| + | |HEIGHT = ''float'' <br> WIDTH = ''float'' | ||
| + | |rectangular cross section defined by height and width. A = h*w, Iy = h^3*w/12 Iz = h*w^3/12 It= min(h,w)^3*max(h,w)/3 | ||
| + | |- | ||
| + | | AREA = ''float'' <br> IY = ''float'' <br> IZ = ''float'' <br> IT = ''float'' | ||
| + | |cross section defined directly | ||
| + | |- | ||
| + | !AXIS | ||
| + | |AXIS ''float1'' ''float2'' ''float3'' ''float4'' | ||
| + | |Definition of the cross sectional principal axis. Second axis is perpendicual to first and tangent of the curve. ''float1'' is the position on the curve and ''float'' - ''float4'' the direction (x,y,z). Base vectors are normalized and linearly interpolated for postions inbetween the defined ones. Axes for start and end knot of the NURBS curve are mandatory. | ||
| + | |- | ||
| + | |} | ||
| + | |||
=== Example of a Complete Input Block === | === Example of a Complete Input Block === | ||
Revision as of 10:47, 28 November 2016
Coded and tested.
Documentation will be coming soon!
Parameter Description
| Compulsory Parameters | ||
| Parameter | Values, Default(*) | Description |
|---|---|---|
| MAT | EL-MAT int | Linking to a material input block |
| INT_TYPE_NURBS_BREP_BEAM | FULL, USER | Control of integration type. If USER, the optional Parameter GAUSS_U (and GAUSS_V) has to be defined |
| CROSS SECTION | DIAMETER = float | circular cross section defined ba the diameter. A = d^2π/4, Iy = Iz = d^4π/32, It= d^4π/32 |
| HEIGHT = float WIDTH = float |
rectangular cross section defined by height and width. A = h*w, Iy = h^3*w/12 Iz = h*w^3/12 It= min(h,w)^3*max(h,w)/3 | |
| AREA = float IY = float IZ = float IT = float |
cross section defined directly | |
| AXIS | AXIS float1 float2 float3 float4 | Definition of the cross sectional principal axis. Second axis is perpendicual to first and tangent of the curve. float1 is the position on the curve and float - float4 the direction (x,y,z). Base vectors are normalized and linearly interpolated for postions inbetween the defined ones. Axes for start and end knot of the NURBS curve are mandatory. |
Example of a Complete Input Block
EL-PROP 1 : BEAM_3D_NURBS_KLRod MAT= EL-MAT 1 DIAMETER=1.0 !or: HEIGHT=1.0 WIDTH=1.0 or: AREA=1.0000e+008 IY=1.0000e+008 IZ=1.0000e+008 IT=1.0000e+008 INT_TYPE_BEAM_3D_NURBS_KLRod = FULL !or: INT_TYPE_BEAM_3D_NURBS_KLRod = USER GAUSS_U = 3 ! U n1 n2 n3 AXIS 0.000000e+000 0.000000e+000 1.000000e+000 0.000000e+000 AXIS 1.000000e+000 0.000000e+000 1.000000e+000 0.000000e+000
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