lib/openstudio-standards/hvac_sizing/Siz.HeatingCoolingFuels.rb in openstudio-standards-0.2.14 vs lib/openstudio-standards/hvac_sizing/Siz.HeatingCoolingFuels.rb in openstudio-standards-0.2.15.pre.rc1

@@ -9,11 +9,11 @@
 ###### IMPORTANT NOTE ######
 
 class OpenStudio::Model::Model
   
   # Get the heating fuel type of a plant loop
-  # @Todo: If no heating equipment is found, check if there's a heat exchanger,
+  # @todo If no heating equipment is found, check if there's a heat exchanger,
   # or a WaterHeater:Mixed or stratified that is connected to a heating source on the demand side
   def plant_loop_heating_fuels(plant_loop)
     fuels = []
     # Get the heating fuels for all supply components
     # on this plant loop.
@@ -44,11 +44,12 @@
 
         # Check if the heater actually has a capacity (otherwise it's simply a Storage Tank)
         if component.heaterMaximumCapacity.empty? || component.heaterMaximumCapacity.get != 0
           # If it does, we add the heater Fuel Type
           fuels << component.heaterFuelType
-        end  # @Todo: not sure about whether it should be an elsif or not
+        end
+        # @todo not sure about whether it should be an elsif or not
         # Check the plant loop connection on the source side
         if component.secondaryPlantLoop.is_initialized
           fuels += self.plant_loop_heating_fuels(component.secondaryPlantLoop.get)
         end
       when 'OS_WaterHeater_Stratified'
@@ -56,11 +57,12 @@
 
         # Check if the heater actually has a capacity (otherwise it's simply a Storage Tank)
         if component.heaterMaximumCapacity.empty? || component.heaterMaximumCapacity.get != 0
           # If it does, we add the heater Fuel Type
           fuels << component.heaterFuelType
-        end # @Todo: not sure about whether it should be an elsif or not
+        end
+        # @todo not sure about whether it should be an elsif or not
         # Check the plant loop connection on the source side
         if component.secondaryPlantLoop.is_initialized
           fuels += self.plant_loop_heating_fuels(component.secondaryPlantLoop.get)
         end
 
@@ -266,11 +268,11 @@
         fuels += self.coil_heating_fuels(equipment.heatingCoil)
       when 'OS_AirTerminal_SingleDuct_ConstantVolume_Reheat'
         equipment = equipment.to_AirTerminalSingleDuctConstantVolumeReheat.get
         fuels += self.coil_heating_fuels(equipment.reheatCoil)  
       when 'OS_AirTerminal_SingleDuct_InletSideMixer'
-        # TODO
+        # @todo complete method
       when 'OS_AirTerminal_SingleDuct_ParallelPIUReheat'
         equipment = equipment.to_AirTerminalSingleDuctParallelPIUReheat.get
         fuels += self.coil_heating_fuels(equipment.reheatCoil) 
       when 'OS_AirTerminal_SingleDuct_SeriesPIUReheat'
         equipment = equipment.to_AirTerminalSingleDuctSeriesPIUReheat.get
@@ -293,11 +295,17 @@
       when 'OS_ZoneHVAC_LowTemperatureRadiant_ConstantFlow'
         equipment = equipment.to_ZoneHVACLowTempRadiantConstFlow.get
         fuels += self.coil_heating_fuels(equipment.heatingCoil) 
       when 'OS_ZoneHVAC_LowTemperatureRadiant_VariableFlow'
         equipment = equipment.to_ZoneHVACLowTempRadiantVarFlow.get
-        fuels += self.coil_heating_fuels(equipment.heatingCoil) 
+        if equipment.model.version < OpenStudio::VersionString.new('3.2.0')
+          fuels += self.coil_heating_fuels(equipment.heatingCoil)
+        else
+          if equipment.heatingCoil.is_initialized
+            fuels += self.coil_heating_fuels(equipment.heatingCoil.get)
+          end
+        end
       when 'OS_ZoneHVAC_UnitHeater'
         equipment = equipment.to_ZoneHVACUnitHeater.get
         fuels += self.coil_heating_fuels(equipment.heatingCoil) 
       when 'OS_ZoneHVAC_UnitVentilator'
         equipment = equipment.to_ZoneHVACUnitVentilator.get
@@ -357,10 +365,16 @@
       when 'OS_ZoneHVAC_LowTemperatureRadiant_ConstantFlow'
         equipment = equipment.to_ZoneHVACLowTempRadiantConstFlow.get
         fuels += self.coil_cooling_fuels(equipment.coolingCoil)
       when 'OS_ZoneHVAC_LowTemperatureRadiant_VariableFlow'
         equipment = equipment.to_ZoneHVACLowTempRadiantVarFlow.get
-        fuels += self.coil_cooling_fuels(equipment.coolingCoil)
+        if equipment.model.version < OpenStudio::VersionString.new('3.2.0')
+          fuels += self.coil_cooling_fuels(equipment.coolingCoil)
+        else
+          if equipment.coolingCoil.is_initialized
+            fuels += self.coil_cooling_fuels(equipment.coolingCoil.get)
+          end
+        end
       when 'OS_Refrigeration_AirChiller'
         fuels << 'Electricity'
       when 'OS_ZoneHVAC_IdealLoadsAirSystem'
         fuels << 'DistrictCooling'
       when 'OS_ZoneHVAC_PackagedTerminalAirConditioner'