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BACK DRAUGHT [2 records]

Record 1 2015-04-24

English

Subject field(s)
  • Fires and Explosions
DEF

A rapid flaming combustion caused by the sudden introduction of air into a confined oxygen-deficient space that contains hot products of incomplete combustion.

OBS

In some cases, these conditions can result in an explosion.

OBS

backdraft: term and definition standardized by ISO.

Key term(s)
  • back draft
  • back draught
  • backdraught

French

Domaine(s)
  • Feux et explosions
DEF

Rapide combustion avec flammes causée par une soudaine entrée d'air dans un espace confiné déficient en oxygène contenant des produits chauds issus d'une combustion incomplète.

OBS

Dans certains cas, ces conditions peuvent donner lieu à une explosion.

OBS

contre-explosion; backdraft : termes et définition normalisés par l'ISO.

Spanish

Save record 1

Record 2 2003-03-27

English

Subject field(s)
  • Building Ventilation
  • HVAC Distribution Systems
CONT

Exhaust ducts of ventilating systems shall have provision for the removal of condensation where this may be a problem. The exhaust outlet shall be designed to prevent back draft under wind conditions.

Key term(s)
  • backdraft

French

Domaine(s)
  • Ventilation (Construction)
  • Distribution et évacuation (chauffage et conditionnement d'air)
CONT

Les conduits d'évacuation des installations de ventilation doivent être conçus pour assurer l'enlèvement de la condensation là où elle peut constituer un problème. La bouche d'évacuation doit être conçue pour empêcher le refoulement de l'air par le vent.

Spanish

Save record 2

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