*INTEGRATION_SHELL

LS-DYNA Input Interface KeywordDefine user-defined through the thickness integration rules for the composite shell element.

Format

(1) (2) (3) (4) (5) (6) (7) (8)
*INTEGRATION_SHELL
IRID N ESOP
If ESOP=0, defines N cards
(1) (2) (3) (4) (5) (6) (7) (8)
Zi Wi PART_IDi

Definition

Field Contents SI Unit Example
IRID Integration card identifier.

Default = 100 (Integer)

N Number of integration points through the thickness.

(Integer)

ESOP Integration point distribution through the thickness.
= 0 (Default)
User-defined position.
= 1
Equally distributed through thickness.

(Integer)

Zi Coordinate of integration point in range -1 to 1.

(Real)

Wi Weighting factor.

Thickness associated to the integration point divided by the total shell thickness.

(Real)

PART_IDi Optional: Part identifier to specify the material used for the integration point.

If not defined, the material of the shell element is used.

(Integer)

Comments

  1. This keyword maps to /PROP/TYPE19 (PLY) and /PROP/TYPE51.