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ATST

ATST. Project data Title : Análisis numérico para determinar la localización del telescopio ATST Company: Instituto de Astrofísica de Canarias Period: 01/05/2005 - 31/07/2005 Collaborators: Joan Baiges, Daniel Pérez. Objectives To model turbulent air flow around telescope enclosures

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ATST

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  1. ATST Project data • Title: Análisis numérico para determinar la localización del telescopio ATST • Company: Instituto de Astrofísica de Canarias • Period: 01/05/2005 - 31/07/2005 • Collaborators: Joan Baiges, Daniel Pérez

  2. Objectives • To model turbulent air flow around telescope enclosures • To compute pressure spectra • To compute turbulent parameters (integral length and integral time) • To propose a numerical model to compute optical parameters of the site

  3. Key numerical ingredients • Stabilized finite element method • LES turbulence model • Statistical CFD data treatment • Numerical integration procedures along light beams

  4. Results I

  5. Results II Pressures. East wind of 1 m/s.

  6. Results III Velocity norm. East wind of 1 m/s.

  7. Results IV Velocity vectors. East wind of Vent 1 m/s.

  8. Results V

  9. Results VI

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