*EOS_GRUNEISEN
LS-DYNA Input Interface KeywordDefines a Gruneisen equation of state.
Format
(1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) |
---|---|---|---|---|---|---|---|
*EOS_GRUNEISEN | |||||||
eos_ID | C | S1 | S2 | S3 | GAMMA0 | E0 | ALPHA |
Rho0 |
Definition
Field | Contents | SI Unit Example |
---|---|---|
eos_ID | Material
identifier. (Integer) |
|
C | Sound speed. (Real) |
|
S1 | First material
constant. (Real) |
|
S2 | Second material
constant. (Real) |
|
S3 | Third material
constant. (Real) |
|
GAMMA0 | Linear energy coefficient. | |
ALPHA | Nonlinear energy coefficient. | |
E0 | Initial energy per unit volume. | |
Rho0 | Reference density. |
Comments
- This keyword maps to /EOS/GRUNEISEN.
- The option “_TITLE” can be added to the end of this keyword. When “_TITLE” is included, an extra 80 characters long line is added after the keyword input line which allows an entity title to be defined.