TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

AIR-LIFT PUMPING [1 record]

Record 1 2016-05-18

English

Subject field(s)
  • Fluid Mechanics and Hydraulics (Physics)
  • Dredging
  • Water Treatment (Water Supply)
  • Ground-Drilling Facilities (Mining)
DEF

A process used to bring gritty materials or a fluid to the surface by injecting air bubbles inside a discharge line.

CONT

Both air pressure and volume are important to start and maintain air-lift pumping. The air pressure must be capable of overcoming the initial pressure head of [the] water, created by [the] submergence of the air line.

Key term(s)
  • airlift

French

Domaine(s)
  • Mécanique des fluides et hydraulique (Physique)
  • Dragage
  • Traitement des eaux
  • Installations de forage minier
DEF

Procédé de convoyage de matériaux particulaires ou de fluides du fond vers la surface par injection d'air dans une colonne de refoulement.

CONT

Pompage par émulsion ou air-lift. Utilisé dans les forages, en particulier quand l'eau transporte des particules solides abrasives. On insuffle de l'air dans la colonne de refoulement. L'air et l'eau forment une émulsion qui, grâce à son poids spécifique moins élevé, monte.

Key term(s)
  • airlift

Spanish

Campo(s) temático(s)
  • Mecánica de fluidos e hidráulica (Física)
  • Dragado
  • Tratamiento del agua
  • Instalaciones de perforación minera
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