Two-Way Radio User Manual

*
RETAINED EIGENMODES
17.16
*
RETAINED EIGENMODES: Select the modes to be retained in a substructure
generation analysis.
This option selects the modes to be used in a substructure generation analysis. The modes must be extracted
in a prior
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FREQUENCY step and will include residual m odes if they were activated. If this option is not
used, no modes will be used.
Product: ABAQUS/Standard
Type: History data
Level: Step
Reference:
•
“Defining substructures,” Section 10.1.2 of the ABAQUS Analysis User’s Manual
Optional parameter:
GENERATE
If this parameter is included, each data line should give a first mode,
; a last mode; ;andthe
increment in mode numbers between these m odes, i. Then, all modes going from
to in steps
of i will be added to the set. i m ust be an integer such that
is a whole number (not a
fraction).
Data lines if the GENERATE parameter is om itted:
First line:
1. List of modes to be used.
Repeat this data line as often as necessary. Up to 16 entr ies are allowed per line.
Data lines if the G ENERATE parameter is included:
First line:
1. First mode number.
2. Last mode number.
3. Increm ent in m ode num bers between modes. The default is 1.
Repeat this data line as often as necessary.
17.16–1
ABAQUS Version 6.1 Module:
ID:
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