120 v hpwh

BuildResidentialScheduleFile/measure.xml

@@ -3,8 +3,8 @@
   <schema_version>3.1</schema_version>
   <name>build_residential_schedule_file</name>
   <uid>f770b2db-1a9f-4e99-99a7-7f3161a594b1</uid>
-  <version_id>88f0b216-fd7b-44ac-bae8-6e65898aa224</version_id>
-  <version_modified>2024-03-14T23:17:21Z</version_modified>
+  <version_id>a110985a-4bd3-4d90-8ae5-85ac26de0edb</version_id>
+  <version_modified>2024-04-18T19:34:47Z</version_modified>
   <xml_checksum>03F02484</xml_checksum>
   <class_name>BuildResidentialScheduleFile</class_name>
   <display_name>Schedule File Builder</display_name>
@@ -22,7 +22,7 @@
     <argument>
       <name>schedules_column_names</name>
       <display_name>Schedules: Column Names</display_name>
-      <description>A comma-separated list of the column names to generate. If not provided, defaults to all columns. Possible column names are: occupants, lighting_interior, lighting_garage, cooking_range, dishwasher, clothes_washer, clothes_dryer, ceiling_fan, plug_loads_other, plug_loads_tv, hot_water_dishwasher, hot_water_clothes_washer, hot_water_fixtures.</description>
+      <description>A comma-separated list of the column names to generate. If not provided, defaults to all columns. Possible column names are: occupants, lighting_interior, lighting_garage, cooking_range, dishwasher, clothes_washer, clothes_dryer, ceiling_fan, plug_loads_other, plug_loads_tv, hot_water_dishwasher, hot_water_clothes_washer, hot_water_fixtures, hot_water_showers.</description>
       <type>String</type>
       <required>false</required>
       <model_dependent>false</model_dependent>
@@ -116,7 +116,7 @@
       <filename>README.md</filename>
       <filetype>md</filetype>
       <usage_type>readme</usage_type>
-      <checksum>5852D2EF</checksum>
+      <checksum>1FB083ED</checksum>
     </file>
     <file>
       <filename>README.md.erb</filename>
@@ -223,7 +223,7 @@
       <filename>schedules.rb</filename>
       <filetype>rb</filetype>
       <usage_type>resource</usage_type>
-      <checksum>B5E26248</checksum>
+      <checksum>F588B60A</checksum>
     </file>
     <file>
       <filename>schedules_config.md</filename>

Changelog.md

@@ -58,6 +58,8 @@ __New Features__
   - Other plug load schedules now use Other schedule fractions per ANSI/RESNET/ICC 301-2022 Addendum C.
   - TV plug load schedules now use TV schedule fractions from the American Time Use Survey and monthly multipliers from the 2010 Building America Analysis Spreadsheets.
   - Ceiling fan schedules now use ceiling fan schedule fractions and monthly multipliers from ANSI/RESNET/ICC 301-2022 Addendum C.
+  - Added calculations of unmet water heating load.
+  - Added capability to model 120V HPWHs
 
 __Bugfixes__
 - Fixes error if using AllowIncreasedFixedCapacities=true w/ HP detailed performance data.
@@ -109,7 +111,10 @@ __New Features__
 - Allows above-grade basements/crawlspaces defined solely with Wall (not FoundationWall) elements.
 - Updates to 2022 EIA energy costs.
 - Added README.md documentation for all OpenStudio measures.
+<<<<<<< HEAD
+=======
 - Added metrics for unmet hot water loads
+>>>>>>> 6421080f9a642df9c9d7e3ae032c8467af5a1a4d
 
 __Bugfixes__
 - Fixes battery resilience output to properly incorporate battery losses.

HPXMLtoOpenStudio/measure.rb

@@ -1553,8 +1553,7 @@ def add_hot_water_and_appliances(runner, model, weather, spaces)
     showers_peak_flows = HotWaterAndAppliances.apply(model, runner, @hpxml_header, @hpxml_bldg, weather, spaces, hot_water_distribution,
                                                      solar_thermal_system, @eri_version, @schedules_file, plantloop_map,
                                                      @hpxml_header.unavailable_periods, @hpxml_bldg.building_construction.number_of_units,
-                                @apply_ashrae140_assumptions)
-
+                                                     @apply_ashrae140_assumptions)
 
     if (not solar_thermal_system.nil?) && (not solar_thermal_system.collector_area.nil?) # Detailed solar water heater
       loc_space, loc_schedule = get_space_or_schedule_from_location(solar_thermal_system.water_heating_system.location, model, spaces)

HPXMLtoOpenStudio/measure.xml

@@ -3,8 +3,8 @@
   <schema_version>3.1</schema_version>
   <name>hpxm_lto_openstudio</name>
   <uid>b1543b30-9465-45ff-ba04-1d1f85e763bc</uid>
-  <version_id>a29c684e-60c6-4228-8d59-8f6c311f1172</version_id>
-  <version_modified>2024-04-09T20:34:32Z</version_modified>
+  <version_id>d949db95-7c4c-40f1-bb13-4723a63ebd5b</version_id>
+  <version_modified>2024-04-18T19:34:48Z</version_modified>
   <xml_checksum>D8922A73</xml_checksum>
   <class_name>HPXMLtoOpenStudio</class_name>
   <display_name>HPXML to OpenStudio Translator</display_name>
@@ -142,7 +142,7 @@
       <filename>measure.rb</filename>
       <filetype>rb</filetype>
       <usage_type>script</usage_type>
-      <checksum>CA17B170</checksum>
+      <checksum>FA0D32C8</checksum>
     </file>
     <file>
       <filename>airflow.rb</filename>
@@ -160,7 +160,7 @@
       <filename>constants.rb</filename>
       <filetype>rb</filetype>
       <usage_type>resource</usage_type>
-      <checksum>2568BDAC</checksum>
+      <checksum>EB133043</checksum>
     </file>
     <file>
       <filename>constructions.rb</filename>
@@ -274,7 +274,7 @@
       <filename>data/unavailable_periods.csv</filename>
       <filetype>csv</filetype>
       <usage_type>resource</usage_type>
-      <checksum>73BFECE2</checksum>
+      <checksum>DDE30F98</checksum>
     </file>
     <file>
       <filename>energyplus.rb</filename>
@@ -298,7 +298,7 @@
       <filename>hotwater_appliances.rb</filename>
       <filetype>rb</filetype>
       <usage_type>resource</usage_type>
-      <checksum>063242D8</checksum>
+      <checksum>8BDCB4FD</checksum>
     </file>
     <file>
       <filename>hpxml.rb</filename>
@@ -388,7 +388,7 @@
       <filename>output.rb</filename>
       <filetype>rb</filetype>
       <usage_type>resource</usage_type>
-      <checksum>7AC7F779</checksum>
+      <checksum>00CDE355</checksum>
     </file>
     <file>
       <filename>psychrometrics.rb</filename>
@@ -424,19 +424,19 @@
       <filename>schedule_files/occupancy-stochastic-10-mins.csv</filename>
       <filetype>csv</filetype>
       <usage_type>resource</usage_type>
-      <checksum>F88479B3</checksum>
+      <checksum>811F8B96</checksum>
     </file>
     <file>
       <filename>schedule_files/occupancy-stochastic-30-mins.csv</filename>
       <filetype>csv</filetype>
       <usage_type>resource</usage_type>
-      <checksum>F88479B3</checksum>
+      <checksum>811F8B96</checksum>
     </file>
     <file>
       <filename>schedule_files/occupancy-stochastic.csv</filename>
       <filetype>csv</filetype>
       <usage_type>resource</usage_type>
-      <checksum>B0187567</checksum>
+      <checksum>EDB7F257</checksum>
     </file>
     <file>
       <filename>schedule_files/occupancy-stochastic_2.csv</filename>
@@ -526,7 +526,7 @@
       <filename>schedules.rb</filename>
       <filetype>rb</filetype>
       <usage_type>resource</usage_type>
-      <checksum>42F9AD9E</checksum>
+      <checksum>97729642</checksum>
     </file>
     <file>
       <filename>simcontrols.rb</filename>
@@ -562,7 +562,7 @@
       <filename>waterheater.rb</filename>
       <filetype>rb</filetype>
       <usage_type>resource</usage_type>
-      <checksum>80D00EE1</checksum>
+      <checksum>07CD9978</checksum>
     </file>
     <file>
       <filename>weather.rb</filename>
@@ -658,7 +658,7 @@
       <filename>test_schedules.rb</filename>
       <filetype>rb</filetype>
       <usage_type>test</usage_type>
-      <checksum>C6CCF641</checksum>
+      <checksum>683CFFF2</checksum>
     </file>
     <file>
       <filename>test_simcontrols.rb</filename>

HPXMLtoOpenStudio/resources/hotwater_appliances.rb

@@ -417,6 +417,14 @@ def self.apply(model, runner, hpxml_header, hpxml_bldg, weather, spaces, hot_wat
         end
       end
 
+      # FIXME: quick fix for tempering valves. Since the tempering valves are set to the setpoint of the normal WH, this only affects 120V Shared HPWHs with higher tank setpoints
+      # TODO: Formal support of tempering valves? Probably requires an HPXML change?
+      t_hot = 125.0 # F
+      hw_temp_schedule = OpenStudio::Model::ScheduleConstant.new(model)
+      hw_temp_schedule.setName('hot water temperature schedule')
+      hw_temp_schedule.setValue(UnitConversions.convert(t_hot, 'F', 'C'))
+      Schedule.set_schedule_type_limits(model, hw_temp_schedule, Constants.ScheduleTypeLimitsTemperature)
+
       # Clothes washer
       if not clothes_washer.nil?
         gpd_frac = nil
@@ -438,7 +446,7 @@ def self.apply(model, runner, hpxml_header, hpxml_bldg, weather, spaces, hot_wat
             cw_peak_flow = cw_schedule_obj.calc_design_level_from_daily_gpm(cw_gpd)
             water_cw_schedule = cw_schedule_obj.schedule
           end
-          add_water_use_equipment(model, cw_object_name, cw_peak_flow * gpd_frac * non_solar_fraction, water_cw_schedule, water_use_connections[water_heating_system.id], unit_multiplier)
+          add_water_use_equipment(model, cw_object_name, cw_peak_flow * gpd_frac * non_solar_fraction, water_cw_schedule, water_use_connections[water_heating_system.id], unit_multiplier, hw_temp_schedule)
         end
       end
 
@@ -465,7 +473,7 @@ def self.apply(model, runner, hpxml_header, hpxml_bldg, weather, spaces, hot_wat
         dw_peak_flow = dw_schedule_obj.calc_design_level_from_daily_gpm(dw_gpd)
         water_dw_schedule = dw_schedule_obj.schedule
       end
-      add_water_use_equipment(model, dw_obj_name, dw_peak_flow * gpd_frac * non_solar_fraction, water_dw_schedule, water_use_connections[water_heating_system.id], unit_multiplier)
+      add_water_use_equipment(model, dw_obj_name, dw_peak_flow * gpd_frac * non_solar_fraction, water_dw_schedule, water_use_connections[water_heating_system.id], unit_multiplier, hw_temp_schedule)
     end
 
     if not apply_ashrae140_assumptions

HPXMLtoOpenStudio/resources/schedules.rb

@@ -948,7 +948,7 @@ def self.ShowersWeekendFractions
   def self.ShowersMonthlyMultipliers
     return '1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0'
   end
-  
+
   def self.GeneralWaterUseWeekdayFractions
     return '0.023, 0.021, 0.021, 0.025, 0.027, 0.038, 0.044, 0.039, 0.037, 0.037, 0.034, 0.035, 0.035, 0.035, 0.039, 0.043, 0.051, 0.064, 0.065, 0.072, 0.073, 0.063, 0.045, 0.034'
   end
@@ -1433,7 +1433,7 @@ def initialize(name, used_by_unavailable_periods, can_be_stochastic, type)
     HotWaterDishwasher: Column.new('hot_water_dishwasher', false, true, :frac),
     HotWaterClothesWasher: Column.new('hot_water_clothes_washer', false, true, :frac),
     HotWaterFixtures: Column.new('hot_water_fixtures', true, true, :frac),
-	HotWaterShowers: Column.new('hot_water_showers', true, true, :frac),
+    HotWaterShowers: Column.new('hot_water_showers', true, true, :frac),
     HotWaterRecirculationPump: Column.new('hot_water_recirculation_pump', true, false, :frac),
     GeneralWaterUse: Column.new('general_water_use', true, false, :frac),
     Sleeping: Column.new('sleeping', false, false, nil),