*CONSTRAINED_RIGID_BODIES

LS-DYNA Input Interface KeywordDefine rigid bodies assembly.

Format

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*CONSTRAINED_RIGID_BODIES
`Part_M_ID`	`Part_S_ID`	`Iflag`

Field	Contents	SI Unit Example
`Part_M_ID`	Part identifier with main rigid material. (Integer)
`Part_S_ID`	Part identifier with secondary rigid material. (Integer)
`Iflag`	Flag for merged rigid body property (used if `Part_M_ID` is PART_INERTIA) = 0 (Default) Rigid body center of gravity, mass and inertia is recomputed with all merged rigid bodies = 1 Rigid body center of gravity, mass and inertia keeps the value defined in `Part_M_ID`. (Integer)

Field

Contents

SI Unit Example

Part_M_ID

Part identifier with main rigid material.

(Integer)

Part_S_ID

Part identifier with secondary rigid material.

(Integer)

Iflag

Flag for merged rigid body property (used if Part_M_ID is PART_INERTIA)

= 0 (Default): Rigid body center of gravity, mass and inertia is recomputed with all merged rigid bodies
= 1: Rigid body center of gravity, mass and inertia keeps the value defined in Part_M_ID.

(Integer)