presentation I - MANHAZ
presentation I - MANHAZ
presentation I - MANHAZ
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Advection<br />
Bott 4 th order - horizontal<br />
Bott 2 nd order with variable grid distance in<br />
vertical<br />
Pure air is also advected to conserve mass<br />
After each advection step the new mixing<br />
ratios are calculated:<br />
C<br />
p<br />
t+<br />
∆T<br />
x<br />
*<br />
=<br />
* t+<br />
∆t<br />
x = * t+<br />
∆t<br />
( Cair<br />
p )<br />
p<br />
S<br />
(<br />
C<br />
−<br />
p<br />
T<br />
p<br />
)