TERMIUM Plus®

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

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Record 1 2005-08-18

English

Subject field(s)
  • Fluid Mechanics and Hydraulics (Physics)
  • Oil Drilling
  • Transport of Oil and Natural Gas
DEF

The difference in pressure between two points in a flow system, usually caused by frictional resistance to a fluid flowing through a conduit, filter media, or other flow-conducting system.

OBS

pressure drop: term standardized by the ISO.

French

Domaine(s)
  • Mécanique des fluides et hydraulique (Physique)
  • Forage des puits de pétrole
  • Transport du pétrole et du gaz naturel
DEF

Différence de pression d'un fluide entre deux points. [Définition normalisée par l'ISO.]

CONT

Il faut savoir que les pertes de charge sont dues à divers facteurs : -à la hauteur de l'immeuble, -à l'ouverture simultanée des points de puisage (douches ...), - aux frottements du fluide sur la paroi des tuyaux et au ralentissement dû aux obstacles rencontrés (coudes, rugosités ...).

OBS

perte de charge : terme normalisé par l'ISO.

Spanish

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