EconomizerHighLimitD ==================================================================== Brief Description ------------------------------------------------------------------------------- Differential enthalpy + fixed dry bulb economizer high limit (case study) Detailed Description ------------------------------------------------------------------------------- N/a Index Description ------------------------------------------------------------------------------- * Table 6.5.1.1.3 in 90.1-2016 Datapoints Description ------------------------------------------------------------------------------- * temperature_air_outdoor: Outdoor air temperature * temperature_air_outdoor_threshold: Outdoor air temperature threshold * flow_volumetric_air_outdoor_setpoint_min: Minimum outdoor air volume flow setpoint * flow_volumetric_air_outdoor: Outdoor air volume flow * enthalpy_air_outdoor: Outdoor air enthalpy * enthalpy_air_return: Return air enthalpy Assertions Description ------------------------------------------------------------------------------- * (flow_volumetric_air_outdoor > flow_volumetric_air_outdoor_setpoint_min) AND ((enthalpy_air_return < enthalpy_air_outdoor) OR (temperature_air_outdoor > temperature_air_outdoor_threshold)) Type Verification Description ------------------------------------------------------------------------------- Rule-based Assertions Type ------------------------------------------------------------------------------- Fail