MOMENT1
Bulk Data Entry Defines a static moment by specification of a value and two grid points, which determines the direction.
It can also be used to define the EXCITEID field (Amplitude A) of dynamic loads in RLOAD1, RLOAD2, TLOAD1 and TLOAD2 Bulk Data Entries.
Format
| (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) | (10) |
|---|---|---|---|---|---|---|---|---|---|
| MOMENT1 | SID | G | M | G1 | G2 |
Example
| (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) | (10) |
|---|---|---|---|---|---|---|---|---|---|
| MOMENT1 | 6 | 13 | -2.93 | 16 | 13 |
Definitions
| Field | Contents | SI Unit Example |
|---|---|---|
| SID | Load
set identification number. (Integer > 0) |
|
| G | Grid
point identification number. (Integer > 0) |
|
| M | Value of moment. (Real) |
|
| G1, G2 | Grid
point identification numbers. (Integer > 0; G1 ≠ G2) |
Comments
- The
static moment applied to grid point
G is:
Where, is a unit vector parallel to a vector from G1 to G2.
- This card is represented as a moment load in HyperMesh.