Ingénierie Et Connaissances


Normes Et Conformité

Conception du conduit HVAC: Perte de friction des raccords de conduit

Duct fittings friction loss represents critical HVAC design calculations that determine pressure drops through elbows, tees, transitions, and other directional changes within ductwork systems. Professional engineers utilize

Conception du conduit HVAC: conduit à l'équivalent rectangulaire

Round to rectangular duct equivalency represents a fundamental HVAC design calculation that enables engineers to convert between circular and rectangular ductwork while maintaining equivalent airflow characteristics and

Conception du conduit HVAC: perte de frottement du conduit

Duct friction loss represents a fundamental HVAC design calculation that determines pressure drop through straight ductwork sections due to air friction against duct surfaces. Professional engineers utilize

Conception du conduit HVAC: classification de la pression des conduits

Duct pressure classification represents a fundamental HVAC design principle that establishes construction standards based on the operating static pressure within ductwork systems. Professional engineers utilize SMACNA pressure

Conception du conduit CVC: dimensionnement des conduits par des critères de vitesse et de bruit (NC)

Duct sizing by velocity and noise criteria (NC) represents a fundamental HVAC design methodology that determines appropriate duct dimensions based on maximum acceptable air velocities and noise

Conception du conduit HVAC: dimensionnement des conduits par méthode de frottement égale

The Equal Friction Method represents a fundamental HVAC duct sizing approach that maintains constant pressure loss per unit length throughout the main duct runs, providing a systematic

Conception du conduit HVAC: recommandations de smacna de dimensionnement des conduits

SMACNA (Sheet Metal and Air Conditioning Contractors’ National Association) duct sizing recommendations represent fundamental HVAC design methodologies for calculating appropriate duct dimensions to deliver required airflow while

Conception de ventilation CVC : pressurisation des escaliers + dimensionnement des évents de secours

Staircase pressurization and relief vent sizing represent critical life safety HVAC design requirements for maintaining protected egress routes during fire emergencies through systematic air pressurization and controlled

Conception de ventilation HVAC: taux de ventilation du tabac / de la zone fumeurs

Tobacco and smoking area ventilation represents specialized HVAC design requirements for controlling cigarette smoke, odors, and harmful contaminants to protect non-smoking occupants while accommodating designated smoking spaces.

Conception de ventilation HVAC: ventilation de l'air d'échappement par taux et ACH

Exhaust air ventilation requirements represent essential design parameters for maintaining indoor air quality by removing contaminated air, moisture, odors, and pollutants from building spaces. Professional standards provide


Outils Et Ressources Numériques

Calculateur de conduit flexible

Learn how to use a flexible duct calculator to quickly and accurately determine the correct duct sizes for your HVAC system.

Graphique Psychrométrique Interactif

Explore the functionalities of an Interactive Psychrometric Chart to simplify complex thermodynamic calculations for HVAC design and analysis.

Download Weather Design Conditions (ASHRAE)

Discover how to easily download and utilize ASHRAE weather design conditions to optimize your HVAC and building performance calculations.