TERMIUM Plus®

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

PLUME RISE [5 records]

Record 1 2012-10-15

English

Subject field(s)
  • Environmental Studies and Analyses
  • Air Pollution
CONT

Even supposing that the plume rises were a clear concept, and its value correctly known, we still have the enormous variations in the spreading of known passive plume.

CONT

Plume Geometry and Rise. Once a puff is released from a point source it will move away from it with a speed and direction determined by the wind.

CONT

At the request of member utilities, EPRI is managing a multi-year collaborative applied research effort focused on developing improved plume rise and downwash sub-models for incorporation into regulatory air quality dispersion models. ... A field measurements program was performed from February 10 - March 5, 1994 to characterize plume rise and building-induced downwash at a representative combustion turbine facility, under a variety of meteorological conditions. ... PRIME [Plume Rise Model Enhancements] explicitly calculates the local slope of the mean streamlines as a function of building shape and wind angle, and coupled with a numberical plume rise model, determines the change in plume centerline location with downwind distance.

PHR

To characterize plume rise, to computer plume rise in models, to develop plume rise models, to develop plume rise modules, to evaluate plume rise modules.

PHR

Numerical plume rise model.

PHR

Plume rise algorithms, plume rise models, plume rise modules.

Key term(s)
  • plume-rise

French

Domaine(s)
  • Études et analyses environnementales
  • Pollution de l'air
DEF

Différence de niveau observée entre le point d'émission des panaches et la hauteur qu'ils atteignent sous l'effet du gradient thermique et de leur énergie cinétique.

CONT

[...] à cause de sa poussée et de sa vitesse, le panache s'élève jusqu'à une certaine hauteur au-dessus de la cheminée, appelée l'élévation du panache, et il se disperse [...], retombant éventuellement sur le sol.

CONT

Diffusion pour sources ponctuelles. Le modèle gaussien : classes de stabilité, coefficients de dispersion. L'élévation du panache. Rabattement, élévation du terrain, proximité d'une masse d'eau et présence d'inversion.

Spanish

Campo(s) temático(s)
  • Estudios y análisis del medio ambiente
  • Contaminación del aire
CONT

Fórmulas de elevación del penacho. La altura del penacho se usa en los cálculos del término Vertical. Las ecuaciones de cantidad de movimiento en la elevación del penacho dependientes de la distancia, como se describe en (Bowers, et al., 1979), se usan para determinar si el penacho resulta afectado por apantallamientos para los cálculos de bañado de edificios.

Save record 1

Record 2 2004-03-01

English

Subject field(s)
  • Atmospheric Physics
  • Modelling (Mathematics)
DEF

Set of equations allowing the ascent of a buoyant plume to be treated mathematically.

French

Domaine(s)
  • Physique de l'atmosphère
  • Modélisation (Mathématique)
DEF

Ensemble d'équations permettant de traiter mathématiquement la montée d'un panache sous l'effet de la poussée d'Archimède.

Spanish

Campo(s) temático(s)
  • Física de la atmósfera
  • Modelización (Matemáticas)
DEF

Conjunto de ecuaciones que permiten tratar matemáticamente el ascenso de un penacho sometido al empuje hidrostático.

Save record 2

Record 3 1989-03-22

English

Subject field(s)
  • Mathematics
  • Environmental Studies and Analyses
  • Air Pollution
CONT

Plume Rise Formulas. The determination of [delta]h is not well defined, for the smoke plume in the passive stage does not level off.... Davidson (1961) assumed that [delta]h is equal to the height at which the slope of the plume is less than 0.1. Bosanquet (1957) defined [delta]h as the height at which the plume loses its momentum and buoyancy. Several formulas (over 100 formulas) have been prepared to determine [delta]h under different meteorological conditions. None of the formulas, however, appears to predict [delta]h successfully all the time. This is because the meteorological and topographical conditions are greatly simplified....

French

Domaine(s)
  • Mathématiques
  • Études et analyses environnementales
  • Pollution de l'air

Spanish

Save record 3

Record 4 1989-03-22

English

Subject field(s)
  • Environmental Studies and Analyses
  • Air Pollution

French

Domaine(s)
  • Études et analyses environnementales
  • Pollution de l'air

Spanish

Save record 4

Record 5 1986-06-26

English

Subject field(s)
  • Air Pollution
  • Atmospheric Physics

French

Domaine(s)
  • Pollution de l'air
  • Physique de l'atmosphère

Spanish

Save record 5

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