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

heating_output: AHU heating coil output

cooling_output: AHU cooling coil output

max_rea_p: Maximum return air damper position

rea_p_tol: Return air damper position tolerance

rea_p: Return air damper position

ra_p: Relief air damper position

Type Verification Description

Procedure-based

Assertions Type

Pass

Assertions Description

if heating_output > 0

if abs(rea_p - 0) < rea_p_tol

pass

else

fail

end

else if cooling_output > 0

if abs(rea_p - max_rea_p) < rea_p_tol

pass

else

fail

end

else if abs(rea_p - (1 - ra_p) * max_rea_p) < rea_p_tol

pass

else

fail

end