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DVMREL1

DVMREL1

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DVMREL1

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Bulk Data Entry

DVMREL1 – Relates Design Variables to Analysis Model Material Properties

Description

Linearly relates a design variable to an analysis model material property using the equation:

dvcrel1

Format

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DVMREL1

ID

TYPE

MID

MPNAME/FID

 

 

C0

 

 

 

DVID1

COEF1

DVID2

COEF2

etc.

 

 

 

 

hmtoggle_plus1Example 1

To relate the Damping Coefficient value on a MAT1 card (field 9) to Design Variable 5.

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DVMREL1

17

MAT1

22

9

 

 

0.0

 

 

 

5

1.0

 

 

 

 

 

 

 

hmtoggle_plus1Example 2

This example is the same as example 1 (above), except that it defines MPNAME in place of FID.

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DVMREL1

17

MAT1

22

GE

 

 

0.0

 

 

 

5

1.0

 

 

 

 

 

 

 

Associated Cards

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DESVAR

5

GE

1.0

2.0

0.5

 

 

 

 

MAT1

22

2.1e5

 

0.3

7.85e-9

 

 

1.0

 

 

Field

Contents

ID

Relationship identification number. ID must be unique with respect to other DVMREL1 cards.

No default (Integer > 0)

TYPE

Material type to be related (MAT1, MAT2, MAT4, MAT5, MAT8, MAT9, or MAT9ORT).

No default (Character)

MID

Material identification number.

No default (Integer > 0)

MPNAME/FID

Material property name, such as "E" or “RHO" (as in the documentation of the material bulk data entries), or field number on a material bulk data entry.

No default (Character or Integer > 0)

C0

Constant in relationship equation.

Default = 0.0 (Real)

DVIDi

DESVAR ID.

No default (Integer > 0)

COEFi

Coefficient in relationship equation.

Default = 1.0 (Real)

Comments

1.See the DVMREL - Types section for details on the supported material fields and the MPNAME/FID entries.

See Also:

Bulk Data Section

Guidelines for Bulk Data Entries

Bulk Data Entries by Function

The Input File