CMSPDPC

Bulk Data Entry Defines a spring damper element without reference to a property entry for multibody solution sequence.

Format

(1) (2) (3) (4) (5) (6) (7) (8) (9) (10)
CMSPDPC EID KCID G1 G2 BCID L PF TYPE  
  KINT KEID BINT BEID          

Example

(1) (2) (3) (4) (5) (6) (7) (8) (9) (10)
CMSPDPC 3 34 223 324 0 1.0   TRANS  
  AKIMA 1              

Definitions

Field Contents SI Unit Example
EID Unique element identification number.

(Integer > 0)

  
KCID Stiffness curve ID.

Default = 0 (Integer ≥ 0 or blank)

  
G1, G2 Grid point identification number.

(Integer > 0)

  
B Damping curve ID.

Default = 0 (Integer ≥ 0 or blank)

  
L Unstretched length of spring damper.

Default = 0 (Real > 0.0 or blank)

  
PF Preload force.

Default = 0 (Real or blank)

  
TYPE Type.
TRANS (Default)
ROT
blank
  
KINT Stiffness Interpolation type.
LINEAR
CUBIC
AKIMA (Default)

(Character)

  
KEID MBVAR ID for independent variable ID for stiffness.

Default = Deflection (Integer ≥ 0 or blank)

  
BINT Damping Interpolation type.
LINEAR
CUBIC
AKIMA (Default)

(Character)

  
BEID MBVAR ID for independent variable ID for damping.

Default = Velocity (Integer ≥ 0 or blank)

  

Comments

  1. The spring damper force is along the line segment connecting the grids G1 and G2.
  2. The positive preload force is a stretching force.
  3. This card is represented as a spring element in HyperMesh.