G36ReliefAirDamperPositionForReturnFanAirflowTracking
Brief Description
Verify that the outdoor air damper operation follows guideline 36 recommendations for systems with return fan with airflow tracking
Detailed Description
Verify that the outdoor air damper operation follows the guideline 36 recommendations for supply air temperature setpoint operations
Index Description
Section 5.16.2.3 in ASHRAE Guideline 36-2021
Datapoints Description
output_coil_heating: AHU heating coil heat transfer rate
output_coil_cooling: AHU cooling coil heat transfer rate
position_damper_relief_max: Maximum relief air damper position
position_damper_relief: Relief air damper position
position_damper_air_return: Return air damper position
Type Verification Description
Procedure-based
Assertions Type
Pass
Assertions Description
if output_coil_heating > 0
if abs(position_damper_relief - 0) < 0
pass
else
fail
end
else if output_coil_cooling > 0
if abs(position_damper_relief - position_damper_relief) < 0
pass
else
fail
end
else if abs(position_damper_relief - (1 - position_damper_air_return) * position_damper_relief) < 0
pass
else
fail
end