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Knowledge card

Buoyancy uses the effective ρβ product consistently

The thermal buoyancy of the mixture must carry (ρβ)_hnf/ρ_hnf throughout; mixing base-fluid β with effective ρ silently changes the modelled fluid.

Dimension I

Definition

What it is — and what it is not

What it is
  • S1Correction and justification — The thermal buoyancy of the mixture must carry (ρβ)_hnf/ρ_hnf throughout; mixing base-fluid β with effective ρ silently changes the modelled fluid. [1.1]

Dimension II

In practice

How to deal with it

No practical guidance recorded yet.

Applies pattern

References

  1. Anuar, Bachok & Pop (2021), Int. Commun. Heat Mass Transf.

    • 1.1

      Hybrid-property ratios in the momentum equation — The thermal buoyancy of the mixture must carry (ρβ)_hnf/ρ_hnf throughout; mixing base-fluid β with effective ρ silently changes the modelled fluid.

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