Aqwa-Intro_14.5_WS03.5

Workshop 3.5 14.5 Release

ANSYS Aqwa-Naut

Running Aqwa-Naut Example: Irregular wave analysis •

Copy existing data file ShipDrift2.dat to ShipNaut2.dat and edit

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Change JOB type to NAUT IRRE

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Run Aqwa

JOB MESH

NAUT

TITLE

IRRE MESH FROM LINES PLANS/SCALING

OPTIONS REST PBIS RDEP CONV END RESTART

1

5

ShipLibrium2

...Running Aqwa-Naut Example: Irregular wave analysis •

Look at results in the .lis file

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Run AGS

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Plot irregular wave time histories with Graphs

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Compare with DRIFT results

...Running Aqwa-Naut Example: Regular wave analysis •

Copy existing data file ShipNaut2.dat to ShipNautRegular2.dat

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Remove the IRRE sub job type on the JOB command (Regular wave analysis by default)

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Adjust Deck 11 & Deck 13. Note that the CURR and WIND commands utilize a different format to that in deck 13. The wave has an amplitude of 2m, with a period of 8 seconds, and a direction of 315 degrees. 11

ENVR

11CURR

1.00

315.0

11WIND

25.00

315.0

END11 12

NONE

13

WAVE

13WAMP

2.00

13PERD

8.00

13WDRN

315.0

END13

...Running Aqwa-Naut Example: Irregular wave analysis •

Run AGS

•

Plot Regular wave time histories with Graphs