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13–15 Jul 2016
HZB Berlin
Europe/Berlin timezone

SP9: Inovesa: A Parallelized Vlasov-Fokker-Planck-Solver for Desktop PCs

15 Jul 2016, 10:04
3m
WCRC Hörsaal (14.51-3147) (HZB Berlin)

WCRC Hörsaal (14.51-3147)

HZB Berlin

Albert-Einstein-Str. 15

Speaker

Jonannes Steinmann (KIT)

Description

In order to simulate the dynamics of an electron bunch in a storage-ring due to the self-interaction with its own coherent synchrotron radiation it is a well established method to numerically solve the Vlasov-Fokker-Planck equation. We present Inovesa, a modularly extensible program that uses OpenCL to massively parallelize the computation, allowing a standard desktop PC to work with appropriate accuracy and yield reliable results within minutes. We provide numerical stability-studies over a wide parameter range, compare our numerical findings to known results. We will show that for ANKA there is a good agreement between measurements and simulation results assuming an impedance due to coherent synchrotron radiation shielded by parallel plates.

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