Class: Honeybee::VentilationAbridged

Inherits:
ModelObject show all
Defined in:
lib/honeybee/load/ventilation.rb,
lib/to_openstudio/load/ventilation.rb,
lib/from_openstudio/load/ventilation.rb

Instance Attribute Summary

Attributes inherited from ModelObject

#errors, #openstudio_object, #warnings

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from ModelObject

#allowable_types, clean_identifier, clean_name, #initialize, #method_missing, read_from_disk, truncate

Constructor Details

This class inherits a constructor from Honeybee::ModelObject

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Honeybee::ModelObject

Class Method Details

.from_load(load) ⇒ Object 



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# File 'lib/from_openstudio/load/ventilation.rb', line 38

def self.from_load(load)
    # create an empty hash
    hash = {}
    hash[:type] = 'VentilationAbridged'
    # set hash values from OpenStudio Object
    hash[:identifier] = clean_name(load.nameString)
    hash[:air_changes_per_hour] = load.outdoorAirFlowAirChangesperHour
    hash[:flow_per_zone] = load.outdoorAirFlowRate
    hash[:flow_per_person] = load.outdoorAirFlowperPerson
    hash[:flow_per_area] = load.outdoorAirFlowperFloorArea
    unless load.outdoorAirFlowRateFractionSchedule.empty?
        sch = load.outdoorAirFlowRateFractionSchedule.get
        if sch.to_ScheduleRuleset.is_initialized or sch.to_ScheduleFixedInterval.is_initialized
            hash[:schedule] = sch.nameString
        end
    end

    hash
end

Instance Method Details

#defaults ⇒ Object 



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# File 'lib/honeybee/load/ventilation.rb', line 37

def defaults
  @@schema[:components][:schemas][:VentilationAbridged][:properties]
end

#find_existing_openstudio_object(openstudio_model) ⇒ Object 



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# File 'lib/to_openstudio/load/ventilation.rb', line 39

def find_existing_openstudio_object(openstudio_model)
  model_vent = openstudio_model.getDesignSpecificationOutdoorAirByName(@hash[:identifier])
  return model_vent.get unless model_vent.empty?
  nil
end

#to_openstudio(openstudio_model) ⇒ Object 



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# File 'lib/to_openstudio/load/ventilation.rb', line 45

def to_openstudio(openstudio_model)
  # create ventilation openstudio object and set identifier
  os_vent = OpenStudio::Model::DesignSpecificationOutdoorAir.new(openstudio_model)
  os_vent.setName(@hash[:identifier])
  unless @hash[:display_name].nil?
    os_vent.setDisplayName(@hash[:display_name])
  end

  # assign air changes per hour if it exists
  if @hash[:air_changes_per_hour]
    os_vent.setOutdoorAirFlowAirChangesperHour(@hash[:air_changes_per_hour])
  else
    os_vent.setOutdoorAirFlowAirChangesperHour(defaults[:air_changes_per_hour][:default])
  end

  # assign flow per zone if it exists
  if @hash[:flow_per_zone]
    os_vent.setOutdoorAirFlowRate(@hash[:flow_per_zone])
  else
    os_vent.setOutdoorAirFlowRate(defaults[:flow_per_zone][:default])
  end

  # assign flow per person if it exists
  if @hash[:flow_per_person]
    os_vent.setOutdoorAirFlowperPerson(@hash[:flow_per_person])
  end

  # assign flow per area if it exists
  if @hash[:flow_per_area]
    os_vent.setOutdoorAirFlowperFloorArea(@hash[:flow_per_area])
  end

  # assign schedule if it exists
  if @hash[:schedule]
    vent_sch = openstudio_model.getScheduleByName(@hash[:schedule])
    unless vent_sch.empty?
      vent_sch_object = vent_sch.get
      os_vent.setOutdoorAirFlowRateFractionSchedule(vent_sch_object)
    end
  end

  os_vent
end