BEDES Dictionary

Version 2.5

You can explore the BEDES dictionary in several ways: use the search box to search for a particular term; filter the list of terms by category using the checkboxes below; click on each term for more details. You can also download all the terms and list options in CSV or XML format using the buttons below.

All Terms:
BEDES TERMS CSV [version]BEDES TERMS XML [version]
All List Options:
BEDES LIST OPTIONS CSV [version]BEDES LIST OPTIONS XML [version]
 
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HVAC
Term Term Definition Lists Unit of Measure
Evaporative Wet Bulb Effectiveness

The ratio of the difference between inlet and outlet air temperature to the difference between inlet air temperature and its wet bulb temperature

None
Evaporatively Cooled Condenser

Availability of evaporative cooling to enhance heat rejection from the condenser coils.

View None
Fan Application

Application of fan (supply, return, or exhaust)

View None
Fan Control Type

Type of fan control

View None
Fan Placement

Placement of fan relative to the air stream.

View None
Fan Power Minimum Ratio

The minimum power draw of the fan, expressed as a ratio of the full load fan power.

None
Fan Size

Maximum air flow produced by the fan.

cfm
Fan Type

Method of generating air flow

View None
Flow Control Type

Type of air flow control.

View None
Geothermal Loop

The type of loop field used in a geothermal system (e.g., heat pump)

View None
Heat Pump Backup AFUE

Annual Fuel Utilization Efficiency of backup system for heat pump

None
Heat Pump Backup Heating Switchover Temperature

Minimum outside temperature at which the heat pump can operate

F
Heat Pump Backup System Fuel

Backup fuel used by the heat pump

View None
Heat Pump Sink Source Type

Sink source of the heat pump

View None
Heat Recovery Type

Type of heat recovery between two systems.

View None
Heating Delivery Type

Method for delivering and or distributing heat to the building or Space Function. May be multiple delivery methods for each plant.

View None
Heating Medium

Medium used to transport heat from a central heating system to individual zones.

View None
Heating Source

Source of heating

View None
Heating Stage Capacity Fraction

Average capacity of each heating stage, at ARI rated conditions, expressed as a fraction of total capacity

None
Heating Staging

The method of heating staging used by the unit. Select ÒSingle StageÓ for units with single stage (on/off) control. Select ÒMultiple, Discrete StagesÓ for units with multiple discrete stages (low-fire / high-fire). Select ÒModulatingÓ for units which contain modulating burners.

View None
Heating Type

Source of heat. Heating delivery is recorded in a separate data field. Use of fans or blowers by themselves without heated air or water is not included in this definition of heating.

View None
Hot Water Distribution Type View None
Humidification Type

Humidification type in air-distribution system.

View None
HVAC Category

Category of equpment related to heating, ventilation, and air conditioning (HVAC).

View None
HVAC Component

Type of heating ventilating and air-conditioning equipment component.

View None

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