G36ReturnAirDamperPositionForReturnFanDirectBuildingPressure

Brief Description

Verify that the return air damper operation follows guideline 36 recommendations for systems with return fan with direct building pressure control

Detailed Description

Verify that the return 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_ra_p: Maximum return air damper position

ra_p_tol: Return air damper position tolerance

ra_p: Return air damper position

Type Verification Description

Procedure-based

Assertions Type

Pass

Assertions Description

if heating_output > 0

if abs(ra_p - max_ra_p) < ra_p_tol

pass

else

fail

end

else if cooling_output > 0

if abs(ra_p - 0) < ra_p_tol

pass

else

fail

end

else if abs(ra_p - (1 - rea_p) * max_ra_p) < ra_p_tol

pass

else

fail

end