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TURBULENCE ISOTROPE [1 record]

Record 1 1999-06-07

English

Subject field(s)
  • Atmospheric Physics
  • Fluid Mechanics and Hydraulics (Physics)
DEF

Field of irregular motions of a fluid such that all time-averaged functions describing the statistics of the field are unaffected by rotation or reflection of the axes of reference.

OBS

In the atmosphere, isotropy is approached well away from the Earth's surface.

OBS

isotropic turbulence: term standardized by ISO.

French

Domaine(s)
  • Physique de l'atmosphère
  • Mécanique des fluides et hydraulique (Physique)
DEF

Champ des mouvements irréguliers d'un fluide tel que toutes les moyennes temporelles des fonctions décrivant les statistiques du champ ne sont pas affectées par la rotation ou la réflexion des axes de référence.

OBS

Dans l'atmosphère, l'isotropie se rencontre assez loin de la surface terrestre.

OBS

turbulence isotrope : terme normalisé par l'ISO.

Spanish

Campo(s) temático(s)
  • Física de la atmósfera
  • Mecánica de fluidos e hidráulica (Física)
DEF

Campo de los movimientos irregulares de un fluido en el que todas las funciones promediadas en el tiempo, que describen sus propiedades estadísticas, no se afectan por la rotación ni por la reflexión de los ejes de referencia.

OBS

En la atmósfera, la isotropía se encuentra bastante alejada de la superficie terrestre.

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