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Title | Speaker |
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High resolution simulations of 2D and 3D quasigeostrophic turbulence | Andreas Vallgren |
Location | Time and Date |
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PDC seminar room, Teknikringen 14, level 3 | 2009-09-16 (Wed) 14.30-15.30 (coffee 14.15) |
Abstract |
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The thinness of Earth?s atmosphere introduces two different ways of exploiting the turbulence characteristics. A first approximation is to study two-dimensional turbulence, which is interesting on its own, due to decades of theoretical development but lagging numerical support. Another approximation is to treat the problem as quasi-3D, with a stretched vertical coordinate. Accordingly, a number of simulations have been performed at a variety of computer clusters in Sweden. The talk will give a short introduction to 2D- and QG3D-turbulence, but the main focus will be on the numerical methods. |
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