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TOPIC: source W velocity

source W velocity 11 years 1 month ago #10557

  • victor
  • victor's Avatar
Good afternoon

I'm modelling a jet for produced waters of offshore platforms. I manage to simulate a point discharge with high resolution using non hydrostatic version. Now I would like to swith the jet direction changing UVW velocities at the pont doscharge. Teklemac3d has the option to impose UV and discharge rate but not W. I was looking into source and I think I can simply give S0W%TYPR='0' a value different to 0:

!+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
!
INTEGER ITRAC, IS
!
!
!
! BEWARE : BE SURE TO DO S0U = S0U + YOUR SOURCE TERMS
! BECAUSE S0U HAS ALREADY BEEN INITIALISED IN TRISOU
!
!
! INITIALISES OTHER SOURCE TERMS
!
S1U%TYPR='0'
S1V%TYPR='0'
IF(NONHYD) THEN
S0W%TYPR='0'
S1W%TYPR='0'
ENDIF
!

Any comments about this issue will be very welcome

Ipan noyolo ipan no ilhui

Victor
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source W velocity 11 years 1 month ago #10560

  • jmhervouet
  • jmhervouet's Avatar
Hello Victor,

Yes you can probably inject momentum with this source term on W. Imposing U, V and W together is more risky, think that the vertical velocity in the transformed mesh is computed to give a divergence free velocity field, forcing too much the velocities locally could trigger strange vertical velocities.

Regards,

Jean-Michel
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source W velocity 11 years 1 month ago #10575

  • victor
  • victor's Avatar
Thanks Jean Miechel

I will try and then I will update my findings.

Hasta pronto Amigo

Victor
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