# Custom changes for the LargeOffice prototype.
# These are changes that are inconsistent with other prototype
# building types.
module LargeOffice
def model_custom_hvac_tweaks(building_type, climate_zone, prototype_input, model)
# add transformer
transformer_efficiency = nil
case template
when '90.1-2004', '90.1-2007'
transformer_efficiency = 0.979
when '90.1-2010', '90.1-2013'
transformer_efficiency = 0.987
end
return true unless !transformer_efficiency.nil?
# rename datacenter plug loads sub categories, there should be 2 data center plug load objects in large office
model.getElectricEquipments.sort.each do |item|
if item.nameString.include? 'Data Center'
item.setEndUseSubcategory('DataCenterPlugLoads')
end
end
model_add_transformer(model,
wired_lighting_frac: 0.0281,
transformer_size: 500000,
transformer_efficiency: transformer_efficiency,
excluded_interiorequip_meter: 'DataCenterPlugLoads:InteriorEquipment:Electricity')
system_to_space_map = define_hvac_system_map(building_type, climate_zone)
system_to_space_map.each do |system|
# find all zones associated with these spaces
thermal_zones = []
system['space_names'].each do |space_name|
space = model.getSpaceByName(space_name)
if space.empty?
OpenStudio.logFree(OpenStudio::Error, 'openstudio.model.Model', "No space called #{space_name} was found in the model")
return false
end
space = space.get
zone = space.thermalZone
if zone.empty?
OpenStudio.logFree(OpenStudio::Error, 'openstudio.model.Model', "No thermal zone was created for the space called #{space_name}")
return false
end
thermal_zones << zone.get
end
return_plenum = nil
unless system['return_plenum'].nil?
return_plenum_space = model.getSpaceByName(system['return_plenum'])
if return_plenum_space.empty?
OpenStudio.logFree(OpenStudio::Error, 'openstudio.model.Model', "No space called #{system['return_plenum']} was found in the model")
return false
end
return_plenum_space = return_plenum_space.get
return_plenum = return_plenum_space.thermalZone
if return_plenum.empty?
OpenStudio.logFree(OpenStudio::Error, 'openstudio.model.Model', "No thermal zone was created for the space called #{system['return_plenum']}")
return false
end
return_plenum = return_plenum.get
end
end
# TODO: replace CoolingTowerTwoSpeed with a FluidCoolerTwoSpeed once the simulation failures are resolved
# set infiltration schedule for plenums
# @todo remove once infil_sch in Standards.Space pulls from default building infiltration schedule
model.getSpaces.each do |space|
next unless space.name.get.to_s.include? 'Plenum'
# add infiltration if DOE Ref vintage
if template == 'DOE Ref 1980-2004' || template == 'DOE Ref Pre-1980'
# Create an infiltration rate object for this space
infiltration = OpenStudio::Model::SpaceInfiltrationDesignFlowRate.new(space.model)
infiltration.setName("#{space.name} Infiltration")
all_ext_infil_m3_per_s_per_m2 = OpenStudio.convert(0.2232, 'ft^3/min*ft^2', 'm^3/s*m^2').get
infiltration.setFlowperExteriorSurfaceArea(all_ext_infil_m3_per_s_per_m2)
infiltration.setSchedule(model_add_schedule(model, 'Large Office Infil Quarter On'))
infiltration.setConstantTermCoefficient(1.0)
infiltration.setTemperatureTermCoefficient(0.0)
infiltration.setVelocityTermCoefficient(0.0)
infiltration.setVelocitySquaredTermCoefficient(0.0)
infiltration.setSpace(space)
else
space.spaceInfiltrationDesignFlowRates.each do |infiltration_object|
infiltration_object.setSchedule(model_add_schedule(model, 'OfficeLarge INFIL_SCH_PNNL'))
end
end
end
model.getPlantLoops.sort.each do |plant_loop|
if plant_loop.name.to_s == 'Heat Pump Loop'
plant_loop.setFluidType('EthyleneGlycol')
plant_loop.setGlycolConcentration(40)
end
end
return true
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_bot_ZN_1' => { 'sensor_1_frac' => 0.05,
'sensor_2_frac' => 0.51,
'sensor_1_xyz' => [3.1242, 1.6764, 0.762],
'sensor_2_xyz' => [36.5536, 1.6764, 0.762],
},
'Perimeter_bot_ZN_2' => { 'sensor_1_frac' => 0.49,
'sensor_2_frac' => 0.08,
'sensor_1_xyz' => [71.4308, 24.3691, 0.762],
'sensor_2_xyz' => [71.4308, 3.1242, 0.762],
},
'Perimeter_bot_ZN_3' => { 'sensor_1_frac' => 0.51,
'sensor_2_frac' => 0.05,
'sensor_1_xyz' => [36.5536, 47.0617, 0.762],
'sensor_2_xyz' => [70.0034, 47.0617, 0.762],
},
'Perimeter_bot_ZN_4' => { 'sensor_1_frac' => 0.49,
'sensor_2_frac' => 0.08,
'sensor_1_xyz' => [1.6764, 24.3691, 0.762],
'sensor_2_xyz' => [1.6764, 45.6194, 0.762],
},
'Perimeter_mid_ZN_1' => { 'sensor_1_frac' => 0.05,
'sensor_2_frac' => 0.51,
'sensor_1_xyz' => [3.1242, 1.6764, 17.526],
'sensor_2_xyz' => [36.5536, 1.6764, 17.526],
},
'Perimeter_mid_ZN_2' => { 'sensor_1_frac' => 0.49,
'sensor_2_frac' => 0.08,
'sensor_1_xyz' => [71.4308, 24.3691, 17.526],
'sensor_2_xyz' => [71.4308, 3.1242, 17.526],
},
'Perimeter_mid_ZN_3' => { 'sensor_1_frac' => 0.51,
'sensor_2_frac' => 0.05,
'sensor_1_xyz' => [36.5536, 47.0617, 17.526],
'sensor_2_xyz' => [70.0034, 47.0617, 17.526],
},
'Perimeter_mid_ZN_4' => { 'sensor_1_frac' => 0.49,
'sensor_2_frac' => 0.08,
'sensor_1_xyz' => [1.6764, 24.3691, 17.526],
'sensor_2_xyz' => [1.6764, 45.6194, 17.526],
},
'Perimeter_top_ZN_1' => { 'sensor_1_frac' => 0.05,
'sensor_2_frac' => 0.51,
'sensor_1_xyz' => [3.1242, 1.6764, 34.29],
'sensor_2_xyz' => [36.5536, 1.6764, 34.29],
},
'Perimeter_top_ZN_2' => { 'sensor_1_frac' => 0.49,
'sensor_2_frac' => 0.08,
'sensor_1_xyz' => [71.4308, 24.3691, 34.29],
'sensor_2_xyz' => [71.4308, 3.1242, 34.29],
},
'Perimeter_top_ZN_3' => { 'sensor_1_frac' => 0.51,
'sensor_2_frac' => 0.05,
'sensor_1_xyz' => [36.5536, 47.0617, 34.29],
'sensor_2_xyz' => [70.0034, 47.0617, 34.29],
},
'Perimeter_top_ZN_4' => { 'sensor_1_frac' => 0.49,
'sensor_2_frac' => 0.08,
'sensor_1_xyz' => [1.6764, 24.3691, 34.29],
'sensor_2_xyz' => [1.6764, 45.6194, 34.29],
},
},
'90.1-2013' => { 'Perimeter_bot_ZN_1' => { 'sensor_1_frac' => 0.3857,
'sensor_2_frac' => 0.1385,
'sensor_1_xyz' => [36.576, 1.6764, 0.762],
'sensor_2_xyz' => [36.576, 3.3528, 0.762],
},
'Perimeter_bot_ZN_2' => { 'sensor_1_frac' => 0.3857,
'sensor_2_frac' => 0.1385,
'sensor_1_xyz' => [71.4308, 24.384, 0.762],
'sensor_2_xyz' => [69.7544, 24.384, 0.762],
},
'Perimeter_bot_ZN_3' => { 'sensor_1_frac' => 0.3857,
'sensor_2_frac' => 0.1385,
'sensor_1_xyz' => [36.576, 47.0617, 0.762],
'sensor_2_xyz' => [36.576, 45.3847, 0.762],
},
'Perimeter_bot_ZN_4' => { 'sensor_1_frac' => 0.3857,
'sensor_2_frac' => 0.1385,
'sensor_1_xyz' => [1.6764, 24.384, 0.762],
'sensor_2_xyz' => [3.3528, 24.384, 0.762],
},
'Perimeter_mid_ZN_1' => { 'sensor_1_frac' => 0.3857,
'sensor_2_frac' => 0.1385,
'sensor_1_xyz' => [36.576, 1.6764, 17.526],
'sensor_2_xyz' => [36.576, 3.3528, 17.526],
},
'Perimeter_mid_ZN_2' => { 'sensor_1_frac' => 0.3857,
'sensor_2_frac' => 0.1385,
'sensor_1_xyz' => [71.4308, 24.384, 17.526],
'sensor_2_xyz' => [69.7544, 24.384, 17.526],
},
'Perimeter_mid_ZN_3' => { 'sensor_1_frac' => 0.3857,
'sensor_2_frac' => 0.1385,
'sensor_1_xyz' => [36.576, 47.0617, 17.526],
'sensor_2_xyz' => [36.576, 45.3847, 17.526],
},
'Perimeter_mid_ZN_4' => { 'sensor_1_frac' => 0.3857,
'sensor_2_frac' => 0.1385,
'sensor_1_xyz' => [1.6764, 24.384, 17.526],
'sensor_2_xyz' => [3.3528, 24.384, 17.526],
},
'Perimeter_top_ZN_1' => { 'sensor_1_frac' => 0.3857,
'sensor_2_frac' => 0.1385,
'sensor_1_xyz' => [36.576, 1.6764, 34.29],
'sensor_2_xyz' => [36.576, 3.3528, 34.29],
},
'Perimeter_top_ZN_2' => { 'sensor_1_frac' => 0.3857,
'sensor_2_frac' => 0.1385,
'sensor_1_xyz' => [71.4308, 24.384, 34.29],
'sensor_2_xyz' => [69.7544, 24.384, 34.29],
},
'Perimeter_top_ZN_3' => { 'sensor_1_frac' => 0.3857,
'sensor_2_frac' => 0.1385,
'sensor_1_xyz' => [36.576, 47.0617, 34.29],
'sensor_2_xyz' => [36.576, 45.3847, 34.29],
},
'Perimeter_top_ZN_4' => { 'sensor_1_frac' => 0.3857,
'sensor_2_frac' => 0.1385,
'sensor_1_xyz' => [1.6764, 24.384, 34.29],
'sensor_2_xyz' => [3.3528, 24.384, 34.29],
},
},
}
]
# 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']
# Create second sensor if it doesn't exist
if !zone.secondaryDaylightingControl.is_initialized
sensor_2 = OpenStudio::Model::DaylightingControl.new(space.model)
sensor_2.setName("#{space.name} Daylt Sensor 2")
sensor_2.setSpace(space)
sensor_2.setIlluminanceSetpoint(375)
sensor_2.setLightingControlType('Stepped')
sensor_2.setNumberofSteppedControlSteps(3) # all sensors 3-step per design
sensor_2.setMinimumInputPowerFractionforContinuousDimmingControl(0.3)
sensor_2.setMinimumLightOutputFractionforContinuousDimmingControl(0.2)
sensor_2.setProbabilityLightingwillbeResetWhenNeededinManualSteppedControl(1.0)
sensor_2.setMaximumAllowableDiscomfortGlareIndex(22.0)
zone.setSecondaryDaylightingControl(sensor_2)
end
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
def air_terminal_single_duct_vav_reheat_apply_initial_prototype_damper_position(air_terminal_single_duct_vav_reheat, zone_oa_per_area)
min_damper_position = template == '90.1-2010' || template == '90.1-2013' ? 0.2 : 0.3
# Set the minimum flow fraction
air_terminal_single_duct_vav_reheat.setConstantMinimumAirFlowFraction(min_damper_position)
return true
end
end