HyperWorks Solvers

MOTNJE

MOTNJE

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MOTNJE

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Bulk Data Entry

MOTNJE – Expression Joint Motion for Multi-body Solution Sequence

Description

Defines a joint motion through an expression.

Format

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MOTNJE

SID

JID

MTYPE

EID

DTYPE

D0

V0

 

 

hmtoggle_plus1Example

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MOTNJE

3

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Field

Contents

SID

Load set identification number.

(Integer > 0)

JID

Joint identification number.

(Integer > 0)

MTYPE

TRANS or ROT, ignored for revolute and translational joints.

EID

Expression identification number of the MBVAR entry that gives the motion vs. time. If blank or zero, a constant motion of D is applied.

Default = constant motion D (Integer > 0 or blank)

DTYPE

Motion data type (DIS, VEL or ACC), blank means displacement motion.

D0

Initial displacement, if motion data is of type velocity or acceleration, ignored otherwise.

V0

Initial velocity, if motion data type is acceleration, ignored otherwise.

Comments

1.Joint motion can only be applied to cylindrical joints (MTYPE = TRANS or ROT), revolute joints (MTYPE = ROT), and translational joints (MTYPE = TRANS).
2.The MOTNJE Bulk Data Entry should be selected in the MOTION Subcase Information Section, if it is to be included in the analysis.

See Also:

Bulk Data Section

Guidelines for Bulk Data Entries

The Input File