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.
|
|
| KINT | Stiffness Interpolation
type.
(Character) |
|
| KEID | MBVAR
ID for independent variable ID for stiffness. Default = Deflection (Integer ≥ 0 or blank) |
|
| BINT | Damping Interpolation
type.
(Character) |
|
| BEID | MBVAR
ID for independent variable ID for damping. Default = Velocity (Integer ≥ 0 or blank) |
Comments
- The spring damper force is along the line segment connecting the grids G1 and G2.
- The positive preload force is a stretching force.
- This card is represented as a spring element in HyperMesh.