G36MinOAwEconomizer

Brief Description

G36 minimum outdoor air control when economizer is active

Index Description

Section 5.16 in Guideline 36-2021

Datapoints Description

temperature_air_outdoor: Outdoor air temperature

temperature_air_economizer_limit: Economizer lockout temperature limit

position_damper_air_outdoor: Outdoor air damper position

position_damper_air_outdoor_min: Minimum outdoor air damper position

flow_volumetric_air_outdoor_setpoint_min: Minimum outdoor air volume flow setpoint

flow_volumetric_air_outdoor: Outdoor air volume flow

mode_system: System operation mode

Assertions Description

if not economizer_lockout(temperature_air_outdoor, temperature_air_economizer_limit) and mode_system == ‘occupied’:

if position_damper_air_outdoor >= position_damper_air_outdoor_min and flow_volumetric_air_outdoor >= flow_volumetric_air_outdoor_setpoint_min:

pass

else:

fail

else:

untested

Type Verification Description

Rule-based

Assertions Type

Pass