Module: MidriseApartment

Defined in:
lib/openstudio-standards/prototypes/common/buildings/Prototype.MidriseApartment.rb

Overview

Custom changes for the MidriseApartment prototype. These are changes that are inconsistent with other prototype building types.

Instance Method Summary collapse

Instance Method Details

#add_door_infiltration(climate_zone, model) ⇒ Object

add extra infiltration for ground floor corridor



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# File 'lib/openstudio-standards/prototypes/common/buildings/Prototype.MidriseApartment.rb', line 96

def add_door_infiltration(climate_zone, model)
  case template
    when 'DOE Ref 1980-2004', 'DOE Ref Pre-1980'
      # no door infiltration in these two vintages
    when '90.1-2004', '90.1-2007', '90.1-2010', '90.1-2013'
      g_corridor = model.getSpaceByName('G Corridor').get
      infiltration_g_corridor_door = OpenStudio::Model::SpaceInfiltrationDesignFlowRate.new(model)
      infiltration_g_corridor_door.setName('G Corridor door Infiltration')
      infiltration_g_corridor_door.setSpace(g_corridor)
      case template
        when '90.1-2004'
          infiltration_g_corridor_door.setDesignFlowRate(0.520557541)
          infiltration_g_corridor_door.setSchedule(model_add_schedule(model, 'ApartmentMidRise INFIL_Door_Opening_SCH_2004_2007'))
        when '90.1-2007'
          case climate_zone
            when 'ASHRAE 169-2006-1A', 'ASHRAE 169-2006-2A', 'ASHRAE 169-2006-2B'
              infiltration_g_corridor_door.setDesignFlowRate(0.520557541)
            else
              infiltration_g_corridor_door.setDesignFlowRate(0.327531218)
          end
          infiltration_g_corridor_door.setSchedule(model_add_schedule(model, 'ApartmentMidRise INFIL_Door_Opening_SCH_2004_2007'))
        when '90.1-2010', '90.1-2013'
          case climate_zone
            when 'ASHRAE 169-2006-1A', 'ASHRAE 169-2006-2A', 'ASHRAE 169-2006-2B'
              infiltration_g_corridor_door.setDesignFlowRate(0.520557541)
            else
              infiltration_g_corridor_door.setDesignFlowRate(0.327531218)
          end
          infiltration_g_corridor_door.setSchedule(model_add_schedule(model, 'ApartmentMidRise INFIL_Door_Opening_SCH_2010_2013'))
      end
  end
end

#add_extra_equip_corridor(model) ⇒ Object

add elevator and lights&fans for the ground floor corridor



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# File 'lib/openstudio-standards/prototypes/common/buildings/Prototype.MidriseApartment.rb', line 36

def add_extra_equip_corridor(model)
  corridor_ground_space = model.getSpaceByName('G Corridor').get
  elec_equip_def1 = OpenStudio::Model::ElectricEquipmentDefinition.new(model)
  elec_equip_def2 = OpenStudio::Model::ElectricEquipmentDefinition.new(model)
  elec_equip_def1.setName('Ground Corridor Electric Equipment Definition1')
  elec_equip_def2.setName('Ground Corridor Electric Equipment Definition2')
  case template
    when '90.1-2004', '90.1-2007', '90.1-2010', '90.1-2013'
      elec_equip_def1.setFractionLatent(0)
      elec_equip_def1.setFractionRadiant(0)
      elec_equip_def1.setFractionLost(0.95)
      elec_equip_def2.setFractionLatent(0)
      elec_equip_def2.setFractionRadiant(0)
      elec_equip_def2.setFractionLost(0.95)
      elec_equip_def1.setDesignLevel(16_055)
      if template == '90.1-2013'
        elec_equip_def2.setDesignLevel(63)
      elsif template == '90.1-2010'
        elec_equip_def2.setDesignLevel(105.9)
      else
        elec_equip_def2.setDesignLevel(161.9)
      end
      # Create the electric equipment instance and hook it up to the space type
      elec_equip1 = OpenStudio::Model::ElectricEquipment.new(elec_equip_def1)
      elec_equip2 = OpenStudio::Model::ElectricEquipment.new(elec_equip_def2)
      elec_equip1.setName('G Corridor_Elevators_Equip')
      elec_equip2.setName('Elevators_Lights_Fan')
      elec_equip1.setSpace(corridor_ground_space)
      elec_equip2.setSpace(corridor_ground_space)
      elec_equip1.setSchedule(model_add_schedule(model, 'ApartmentMidRise BLDG_ELEVATORS'))
      case template
        when '90.1-2004', '90.1-2007'
          elec_equip2.setSchedule(model_add_schedule(model, 'ApartmentMidRise ELEV_LIGHT_FAN_SCH_24_7'))
        when '90.1-2010', '90.1-2013'
          elec_equip2.setSchedule(model_add_schedule(model, 'ApartmentMidRise ELEV_LIGHT_FAN_SCH_ADD_DF'))
      end
    when 'DOE Ref Pre-1980', 'DOE Ref 1980-2004'
      elec_equip_def1.setDesignLevel(16_055)
      elec_equip_def1.setFractionLatent(0)
      elec_equip_def1.setFractionRadiant(0)
      elec_equip_def1.setFractionLost(0.95)
      # Create the electric equipment instance and hook it up to the space type
      elec_equip1 = OpenStudio::Model::ElectricEquipment.new(elec_equip_def1)
      elec_equip1.setName('G Corridor_Elevators_Equip')
      elec_equip1.setSpace(corridor_ground_space)
      elec_equip1.setSchedule(model_add_schedule(model, 'ApartmentMidRise BLDG_ELEVATORS Pre2004'))
  end
end

#adjust_clg_setpoint(climate_zone, model) ⇒ Object 



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# File 'lib/openstudio-standards/prototypes/common/buildings/Prototype.MidriseApartment.rb', line 21

def adjust_clg_setpoint(climate_zone, model)
  space_name = 'Office'
  space_type_name = model.getSpaceByName(space_name).get.spaceType.get.name.get
  thermostat_name = space_type_name + ' Thermostat'
  thermostat = model.getThermostatSetpointDualSetpointByName(thermostat_name).get
  case template
    when '90.1-2004', '90.1-2007', '90.1-2010'
      case climate_zone
        when 'ASHRAE 169-2006-2B', 'ASHRAE 169-2006-1B', 'ASHRAE 169-2006-3B'
          thermostat.setCoolingSetpointTemperatureSchedule(model_add_schedule(model, 'ApartmentMidRise CLGSETP_OFF_SCH_NO_OPTIMUM'))
      end
  end
end

#model_custom_hvac_tweaks(building_type, climate_zone, prototype_input, model) ⇒ Object 



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# File 'lib/openstudio-standards/prototypes/common/buildings/Prototype.MidriseApartment.rb', line 6

def model_custom_hvac_tweaks(building_type, climate_zone, prototype_input, model)
  OpenStudio.logFree(OpenStudio::Info, 'openstudio.model.Model', 'Started building type specific adjustments')

  # adjust the cooling setpoint
  adjust_clg_setpoint(climate_zone, model)
  # add elevator and lights&fans for the ground floor corridor
  add_extra_equip_corridor(model)
  # add extra infiltration for ground floor corridor
  add_door_infiltration(climate_zone, model)

  OpenStudio.logFree(OpenStudio::Info, 'openstudio.model.Model', 'Finished building type specific adjustments')

  return true
end

#model_custom_swh_tweaks(model, building_type, climate_zone, prototype_input) ⇒ Object 



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# File 'lib/openstudio-standards/prototypes/common/buildings/Prototype.MidriseApartment.rb', line 129

def model_custom_swh_tweaks(model, building_type, climate_zone, prototype_input)
  update_waterheater_loss_coefficient(model)

  return true
end

#update_waterheater_loss_coefficient(model) ⇒ Object 



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# File 'lib/openstudio-standards/prototypes/common/buildings/Prototype.MidriseApartment.rb', line 85

def update_waterheater_loss_coefficient(model)
  case template
    when '90.1-2004', '90.1-2007', '90.1-2010', '90.1-2013', 'NECB2011'
      model.getWaterHeaterMixeds.sort.each do |water_heater|
        water_heater.setOffCycleLossCoefficienttoAmbientTemperature(46.288874618)
        water_heater.setOnCycleLossCoefficienttoAmbientTemperature(46.288874618)
      end
  end
end