TERMIUM Plus®

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

OPPOSED-BLADE DAMPER [1 record]

Record 1 2000-04-28

English

Subject field(s)
  • Burners and Steamfitting
  • Cooling and Ventilating Systems
  • HVAC Distribution Systems
DEF

A flap or louver type damper in which alternate blades rotate in opposite directions. This type provides an equal percentage flow characteristic-successive equal increments of rotation produce equal percentage increases in flow. This is particularly useful for throttling applications where accurate control at low flow rates is required.

French

Domaine(s)
  • Fumisterie et brûleurs
  • Systèmes de refroidissement et de ventilation
  • Distribution et évacuation (chauffage et conditionnement d'air)
OBS

[Les] registres à persiennes [...] sont de deux types : [Les registres à lames parallèles, dont] les lames s'ouvrent parallèlement à un plan unique [et les registres à lames opposées, dont] les lames s'ouvrent symétriquement en sens opposé.

OBS

Les registres sont du type à simple volet ou à volets multiples, ces derniers pouvant être à action parallèle ou à action opposée [...]

Spanish

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