# open the class to add methods to return sizing values
class OpenStudio::Model::DistrictCooling

  # Sets all auto-sizeable fields to autosize
  def autosize
    self.autosizeNominalCapacity
  end

  # Takes the values calculated by the EnergyPlus sizing routines
  # and puts them into this object model in place of the autosized fields.
  # Must have previously completed a run with sql output for this to work.
  def applySizingValues

    nominal_capacity = self.autosizedMaximumFlowRate
    if nominal_capacity.is_initialized
      self.setMaximumFlowRate(nominal_capacity.get)
    end

  end
  
  # returns the autosized maximum flow rate as an optional double
  def autosizedNominalCapacity
    return self.model.getAutosizedValue(self, 'Design Size Nominal Capacity', 'W')
  end
  
end