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Search: Posts Made By: Ya_Squall2010
Forum: OpenFOAM June 2, 2010, 09:23
Replies: 18
Views: 2,517
Posted By Ya_Squall2010
Hi, I found my wave number is 1.358925, which is...

Hi, I found my wave number is 1.358925, which is the same as yours. I've attached my implementation of wave maker B.C., is it possible for you to compile it and have a go on your computer to see what...
Forum: OpenFOAM June 2, 2010, 07:29
Replies: 18
Views: 2,517
Posted By Ya_Squall2010
Thanks,I shall have a look at my wave number and...

Thanks,I shall have a look at my wave number and will post mine soon.
Forum: OpenFOAM June 1, 2010, 18:11
Replies: 18
Views: 2,517
Posted By Ya_Squall2010
update: Today I tried following wave...

update:

Today I tried following wave profile, the small hump at the thought was removed. But the code still cannot proceed after the instant shown. Big nagetive alpha1 appears at the same place as...
Forum: OpenFOAM June 1, 2010, 06:34
Replies: 18
Views: 2,517
Posted By Ya_Squall2010
it would also help if you could let me know you...

it would also help if you could let me know you fvscheme and fvsolution setup for wave simulations. Thanks!
Forum: OpenFOAM June 1, 2010, 06:24
Replies: 18
Views: 2,517
Posted By Ya_Squall2010
Thanks for attention. If you are talking about...

Thanks for attention. If you are talking about the "warm" start, that is multiply the wave variables by a damping function in the initial couple of waves, yes, I did try, but no use. As can be seen...
Forum: OpenFOAM May 31, 2010, 17:20
Replies: 18
Views: 2,517
Posted By Ya_Squall2010
attached is the wave variables time histories....

attached is the wave variables time histories. 2nd Stokes wave was used. Nothing strange in the profiles.
3587
Forum: OpenFOAM May 29, 2010, 14:58
Replies: 18
Views: 2,517
Posted By Ya_Squall2010
now I've tried to force the air phase velocity...

now I've tried to force the air phase velocity equal to zero at the end of each time step, and also got same problem. A 'warm' start can not solve it as well.
Forum: OpenFOAM May 28, 2010, 12:19
Replies: 18
Views: 2,517
Posted By Ya_Squall2010
so far, I've changed different kind of waves and...

so far, I've changed different kind of waves and all got similar error. Could any one who's done wave simulations give me some advice on the right chioce of schemes and parameter setup? Many thanks!
Forum: OpenFOAM May 27, 2010, 17:33
Replies: 18
Views: 2,517
Posted By Ya_Squall2010
yes, I applied the bc to both alpha1 and U.

yes, I applied the bc to both alpha1 and U.
Forum: OpenFOAM May 27, 2010, 05:49
Replies: 18
Views: 2,517
Posted By Ya_Squall2010
making waves in OF 1.6

Hello,

I wrote a custom b.c. named "regularWaveMakerFixedValue" which is used to generate regular waves at the inlet. It can be easily extended to generate other kind of waves. Basicall it...
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