*DEFINE_BOX
LS-DYNA Input Interface KeywordDefine a rectangular box in the global or local coordinate system.
Format
(1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) |
---|---|---|---|---|---|---|---|
*DEFINE_BOX_{OPTION} | |||||||
Box_ID | XP1 | YP1 | ZP1 | XP2 | YP2 | ZP2 |
If OPTION = LOCAL, insert the following
lines.
(1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) |
---|---|---|---|---|---|---|---|
X1 | Y1 | Z1 | X2 | Y2 | Z2 | ||
Ox | Oy | Oz |
Definition
Field | Contents | SI Unit Example |
---|---|---|
OPTION |
|
|
Box_ID | Box identifier. | |
XP1 | X coordinate of first point (minimum). (Real) |
|
YP1 | Y coordinate of first point (minimum). (Real) |
|
ZP1 | Z coordinate of first point (minimum). (Real) |
|
XP2 | X coordinate of second point (maximum). (Real) |
|
YP2 | Y coordinate of second point (maximum). (Real) |
|
ZP2 | Z coordinate of second point (maximum). (Real) |
|
X1 | X coordinate on local 𝑥-axis. (Real) |
|
Y1 | Y coordinate on local 𝑥-axis. (Real) |
|
Z1 | Z coordinate on local 𝑥-axis. (Real) |
|
X2 | X coordinate on local 𝑥y-vector. (Real) |
|
Y2 | X coordinate on local 𝑥y-vector. (Real) |
|
Z2 | X coordinate on local 𝑥y-vector. (Real) |
|
Ox | X coordinate of skew origin. (Real) |
|
Oy | Y coordinate of skew origin. (Real) |
|
Oz | Z coordinate of skew origin. (Real) |
Comments
- If OPTION is defined, XP1, YP1, ZP1, XP2, YP2, and ZP2 are expressed in the local coordinate system.
- This keyword maps to /BOX/RECTA and /SKEW/FIX if the option LOCAL is defined.