We’re putting the final touches on our new badges platform. Badge issuance remains temporarily paused, but all completions are being recorded and will be fulfilled once the platform is live. Thank you for your patience.

Ansys Learning Forum › Forums › Discuss Simulation › Fluids › Boussinesq Hypothesis › Reply To: Boussinesq Hypothesis

April 8, 2024 at 7:39 am
SRP
Ansys Employee

 

Hi,

Boussinesq model assumes the fluid density is constant in all terms of the momentum equation except the body force term.In the body force term, the fluid density is linearized. The Boussinesq assumption is valid when density variations are small.

You can check fluent user’s guide for more details: 7.3. Operating Conditions (ansys.com)

Thank you.