Currently EnergyPlus only allows a zone HVAC terminal unit to draw recriculation air from the zone air node - i.e. air at zone conditions. See the following diagrams for reference: Many applications ...

HVAC systems have the potential to offer sufficient airflow throughout a property or building, provided they are allowed to work effectively and efficiently at high temperatures. And this is where a ...

When the combustion air duct is connected directly to the return plenum for a furnace, the blower fan on the furnace pulls outdoor air in to the return plenum. To supply this air to the furnace room, ...

To fully understand how to install a high-velocity HVAC system, one must know what it is and what it does. Basically, it is a small duct, high-velocity airflow, heating and cooling system designed to ...

There are dozens of data center cooling methods. But multitenant, shared location data center operator Involta LLC said it believes its HVAC design team has developed one of the industry’s most ...