TERMIUM Plus®

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NON-NEWTONIAN SYSTEM [1 record]

Record 1 2003-06-20

English

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

A fluid whose flow behavior departs from that of a Newtonian fluid, so that the rate of shear is not proportional to the corresponding stress.

CONT

Most drilling fluids behave as non-Newtonian fluids in that their viscosity is not constant but varies with the rate of shear.

Key term(s)
  • non Newtonian fluid
  • non Newtonian system

French

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

Fluide, comme une graisse ou une huile contenant des polymères (huile multigrade, par exemple) dont la contrainte de cisaillement n'est pas proportionnelle au taux de cisaillement.

Key term(s)
  • fluide non-newtonien

Spanish

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