Slide 1 |
High rotation rate effects - Taylor Columns |
Triply periodic rotating and stratified Boussinesq equations |
Method of Multiple Scale -- Embid and Majda style. |
The equations for the slow
dynamics are,
, u, v, w all functions of (x,y) only. |
Numerical Simulations |
Numerical Simulations |
Numerical simulations - Globally integrated total and slow potential enstrophy. |
Take home message |
The Nondimensional Boussineseq Equations |
Boussinesq equations In non-local form |
In operator form |
Method of Multiple scales - write the abstract form with epsilon and tau. |
Method of multiple of time scales |
Separation of time scales - Fast wave averaging equation |
Separation of time scales - Fast wave averaging equation |
By direct computation the fast wave averaging equation |
Example of a linear operator |
The nonlinear operator |
Find the equations for the slow dynamics |
The null space of the fast operator |
The leading order conservation laws in the absence of dissipation, |
Analysis of the fast operator |
Do the horizontal and vertical kinetic energies decouple? |