# Custom changes for the SmallOffice prototype. # These are changes that are inconsistent with other prototype # building types. module SmallOffice def model_custom_hvac_tweaks(building_type, climate_zone, prototype_input, model) # add extra infiltration for entry door add_door_infiltration(template, climate_zone, model) OpenStudio.logFree(OpenStudio::Info, 'openstudio.model.Model', 'Added door infiltration') # add extra infiltration for attic add_attic_infiltration(template, climate_zone, model) OpenStudio.logFree(OpenStudio::Info, 'openstudio.model.Model', 'Added attic infiltration') # reset defrost time fraction # TODO: set this to a reasonable defrost time fraction based on research and implement in Prototype.CoilHeatingDXSingleSpeed model.getCoilHeatingDXSingleSpeeds.each { |coil| coil.resetDefrostTimePeriodFraction } return true end def add_door_infiltration(template, climate_zone, model) # add extra infiltration for entry door in m3/s (there is no attic in 'DOE Ref Pre-1980') unless template == 'DOE Ref 1980-2004' || template == 'DOE Ref Pre-1980' entry_space = model.getSpaceByName('Perimeter_ZN_1').get infiltration_entrydoor = OpenStudio::Model::SpaceInfiltrationDesignFlowRate.new(model) infiltration_entrydoor.setName('entry door Infiltration') infiltration_per_zone_entrydoor = 0 if template == '90.1-2004' infiltration_per_zone_entrydoor = 0.129785425 infiltration_entrydoor.setSchedule(model_add_schedule(model, 'OfficeSmall INFIL_Door_Opening_SCH')) elsif template == '90.1-2007' || template == '90.1-2010'|| template == '90.1-2013' case climate_zone when 'ASHRAE 169-2006-1A', 'ASHRAE 169-2006-1B', 'ASHRAE 169-2006-2A', 'ASHRAE 169-2006-2B', 'ASHRAE 169-2013-1A', 'ASHRAE 169-2013-1B', 'ASHRAE 169-2013-2A', 'ASHRAE 169-2013-2B' infiltration_per_zone_entrydoor = 0.129785425 infiltration_entrydoor.setSchedule(model_add_schedule(model, 'OfficeSmall INFIL_Door_Opening_SCH')) else infiltration_per_zone_entrydoor = 0.076455414 infiltration_entrydoor.setSchedule(model_add_schedule(model, 'OfficeSmall INFIL_Door_Opening_SCH_2013')) end end infiltration_entrydoor.setDesignFlowRate(infiltration_per_zone_entrydoor) infiltration_entrydoor.setConstantTermCoefficient(1.0) infiltration_entrydoor.setTemperatureTermCoefficient(0.0) infiltration_entrydoor.setVelocityTermCoefficient(0.0) infiltration_entrydoor.setVelocitySquaredTermCoefficient(0.0) infiltration_entrydoor.setSpace(entry_space) end end def add_attic_infiltration(template, climate_zone, model) # add extra infiltration for attic in m3/s (there is no attic in 'DOE Ref Pre-1980') unless template == 'DOE Ref 1980-2004' || template == 'DOE Ref Pre-1980' entry_space = model.getSpaceByName('Attic').get infiltration_attic = OpenStudio::Model::SpaceInfiltrationDesignFlowRate.new(model) infiltration_attic.setName('attic Infiltration') infiltration_per_zone_attic = 0.2001 infiltration_attic.setSchedule(model_add_schedule(model, 'Always On')) infiltration_attic.setDesignFlowRate(infiltration_per_zone_attic) infiltration_attic.setConstantTermCoefficient(1.0) infiltration_attic.setTemperatureTermCoefficient(0.0) infiltration_attic.setVelocityTermCoefficient(0.0) infiltration_attic.setVelocitySquaredTermCoefficient(0.0) infiltration_attic.setSpace(entry_space) end end def model_custom_daylighting_tweaks(building_type, climate_zone, prototype_input, model) OpenStudio.logFree(OpenStudio::Info, 'openstudio.model.Model', 'Adjusting daylight sensor positions and fractions') adjustments = [ { '90.1-2010' => { 'Perimeter_ZN_1' => { 'sensor_1_frac' => 0.02, 'sensor_2_frac' => 0.1, 'sensor_1_xyz' => [3.3236, 1.6002, 0.762], 'sensor_2_xyz' => [8.9611, 1.6002, 0.762], }, 'Perimeter_ZN_2' => { 'sensor_1_frac' => 0.06, 'sensor_2_frac' => 0.15, 'sensor_1_xyz' => [26.0898, 3.3236, 0.762], 'sensor_2_xyz' => [26.0898, 9.23, 0.762], }, 'Perimeter_ZN_3' => { 'sensor_1_frac' => 0.1, 'sensor_2_frac' => 0.02, 'sensor_1_xyz' => [13.8684, 16.8598, 0.762], 'sensor_2_xyz' => [24.3664, 16.8598, 0.762], }, 'Perimeter_ZN_4' => { 'sensor_1_frac' => 0.06, 'sensor_2_frac' => 0.15, 'sensor_1_xyz' => [1.6002, 15.1364, 0.762], 'sensor_2_xyz' => [1.6002, 9.2446, 0.762], }, }, '90.1-2013' => { 'Perimeter_ZN_1' => { 'sensor_1_frac' => 0.2399, 'sensor_2_frac' => 0.0302, 'sensor_1_xyz' => [9.144, 1.6337, 0.762], 'sensor_2_xyz' => [9.144, 3.2675, 0.762], }, 'Perimeter_ZN_2' => { 'sensor_1_frac' => 0.2399, 'sensor_2_frac' => 0.0302, 'sensor_1_xyz' => [26.0898, 9.144, 0.762], 'sensor_2_xyz' => [24.4561, 9.144, 0.762], }, 'Perimeter_ZN_3' => { 'sensor_1_frac' => 0.2399, 'sensor_2_frac' => 0.0302, 'sensor_1_xyz' => [18.288, 16.825, 0.762], 'sensor_2_xyz' => [18.288, 15.1925, 0.762], }, 'Perimeter_ZN_4' => { 'sensor_1_frac' => 0.2399, 'sensor_2_frac' => 0.0302, 'sensor_1_xyz' => [1.6337, 9.144, 0.762], 'sensor_2_xyz' => [3.2675, 9.144, 0.762], }, }, } ] # Adjust daylight sensors in each space model.getSpaces.each do |space| if adjustments[0].keys.include? (template) if adjustments[0][template].keys.include? (space.name.to_s) adj = adjustments[0][template][space.name.to_s] next if space.thermalZone.empty? zone = space.thermalZone.get next if space.spaceType.empty? spc_type = space.spaceType.get next if spc_type.standardsSpaceType.empty? stds_spc_type = spc_type.standardsSpaceType.get # Adjust the primary sensor if adj['sensor_1_frac'] && zone.primaryDaylightingControl.is_initialized OpenStudio.logFree(OpenStudio::Info, 'openstudio.model.Model', "For #{zone.name}: Adjusting primary daylight sensor to control #{adj['sensor_1_frac']} of the lighting.") zone.setFractionofZoneControlledbyPrimaryDaylightingControl(adj['sensor_1_frac']) pri_ctrl = zone.primaryDaylightingControl.get if adj['sensor_1_xyz'] x = adj['sensor_1_xyz'][0] y = adj['sensor_1_xyz'][1] z = adj['sensor_1_xyz'][2] OpenStudio.logFree(OpenStudio::Info, 'openstudio.model.Model', "For #{zone.name}: Adjusting primary daylight sensor position to [#{x}, #{y}, #{z}].") pri_ctrl.setPositionXCoordinate(x) pri_ctrl.setPositionYCoordinate(y) pri_ctrl.setPositionZCoordinate(z) end end # Adjust the secondary sensor if adj['sensor_2_frac'] && zone.secondaryDaylightingControl.is_initialized OpenStudio.logFree(OpenStudio::Info, 'openstudio.model.Model', "For #{zone.name}: Adjusting secondary daylight sensor to control #{adj['sensor_2_frac']} of the lighting.") zone.setFractionofZoneControlledbySecondaryDaylightingControl(adj['sensor_2_frac']) sec_ctrl = zone.secondaryDaylightingControl.get if adj['sensor_2_xyz'] x = adj['sensor_2_xyz'][0] y = adj['sensor_2_xyz'][1] z = adj['sensor_2_xyz'][2] OpenStudio.logFree(OpenStudio::Info, 'openstudio.model.Model', "For #{zone.name}: Adjusting secondary daylight sensor position to [#{x}, #{y}, #{z}].") sec_ctrl.setPositionXCoordinate(x) sec_ctrl.setPositionYCoordinate(y) sec_ctrl.setPositionZCoordinate(z) end end end end end return true end def model_custom_swh_tweaks(model, building_type, climate_zone, prototype_input) return true end def model_custom_geometry_tweaks(building_type, climate_zone, prototype_input, model) return true end end