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gfdl's home page > gfdl on-line bibliography > 1981: Journal of the Atmospheric Sciences, 38(3), 572-582

The quasi-hydrostatic approximation

Orlanski, I., 1981: The quasi-hydrostatic approximation. Journal of the Atmospheric Sciences, 38(3), 572-582.
Abstract: Second-order expansion of the aspect ratio gives rise to simple equations with a quasi-hydrostatic approximation that perform far better than the classical hydrostatic system in the simulation of moist convection in a mesoscale model. It also suggests that a simple modification to this system may extend the validity of schemes for aspect ratios larger than 1.
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last modified: April 07 2004.