G36ReheatTerminalBoxCoolingAirflowSetpoint
Brief Description
Terminal box with reheat when the zone state is cooling following the guideline 36 recommendations
Index Description
Section 5.6.5.1 in ASHRAE Guideline 36-2021
Datapoints Description
operation_mode: System operation mode
zone_state: Zone state (heating, cooling, or deadband (not in either heating or cooling))
v_cool_max: Maximum cooling airflow setpoint
v_min: Occupied zone minimum airflow setpoint
v_spt: Active airflow setpoint
heating_coil_command: Heating coil command
heating_coil_command_tol: Heating coil command saturation tolerance
dat: Discharge air temperature
dat_min_spt: Minimum discharge air temperature setpoint
Type Verification Description
Procedure-based
Assertions Type
Pass
Assertions Description
if dat > dat_min_spt and heating_coil_command > heating_coil_command_tol
fail
else
switch operation_mode
case ‘occupied’
cooling_maximum = v_cool_max
minimum = v_min
case ‘cooldown’, ‘setup’
cooling_maximum = v_cool_max
minimum = 0
case ‘warmup’, ‘setback’, ‘unoccupied’
cooling_maximum = 0
minimum = 0
if cooling_minimum <= v_spt <= cooling_maximum
pass
else
fail
end