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Creates a spring element between two FE Points. The spring force is calculated using the following formula: F=K*(u2-u1), where K is a stiffness tensor constructed from the stiffness inputs Kx, Ky, Kz, Kxx, Kyy, and Kzz, and vector u represents the displacement at a point, which includes both translational and rotational components.

Inputs

NameTypeDescription
Point 1FE PointLocation of FE Point.
Point 2FE PointLocation of FE Point.
Ground point 2BoolOption to ground point 2. Will apply a displacement restraint in all degrees of freedom to the point.
KxScalarStiffness value in x direction.
KyScalarStiffness value in y direction.
KzScalarStiffness value in z direction.
KxxScalarStiffness value rotating around the x axis.
KyyScalarStiffness value rotating around the y axis.
KzzScalarStiffness value rotating around the z axis.
FrameFrameThe reference frame for the components of the spring coefficients. If a frame is not specified, the components are in the global coordinate system.

Outputs