[FLASH-USERS] 2D Sedov explosion

Petar Kostic perakostic at gmail.com
Thu Jul 12 10:26:30 EDT 2018


Hello,

When doing 2D Sedov explosion simulation, does FLASH work with actual 2D
cells or with 3D cells that are ordered in 2D matrix? In other words, are
the units in 2D simulation different than those in 3D simulation, for
example, does density in 2D have units of g/cm2 or g/cm3?

Just one more question. In User's Guide for Sedov Explosion it says "We
initialize from a precomputed pseudo-analytical solution by reading in a 1D
profile." What kind of pseudo-analytical solution is this? Is it Sedov
solution? There is no exact explanation or equations for setting of initial
conditions. Can you explain it here, please?

Kind regards,
Petar Kostić
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