Method autosizedHeatingDesignCapacity

src/model/SizingSystem.cpp:827–912

    }

    boost::optional<double> SizingSystem_Impl::autosizedHeatingDesignCapacity() const {
      boost::optional<double> result;

      std::string capacityType = "Heating";

      // Get the parent AirLoopHVAC
      AirLoopHVAC parAirLoop = airLoopHVAC();

      // Get the name of the air loop
      if (!parAirLoop.name()) {
        LOG(Debug, "This object's parent AirLoopHVAC does not have a name, cannot retrieve the autosized " + capacityType + " Design Capacity.");
        return result;
      }

      // Get the object name and transform to the way it is recorded
      // in the sql file
      std::string sqlName = parAirLoop.name().get();
      boost::to_upper(sqlName);

      // Check that the model has a sql file
      if (!model().sqlFile()) {
        LOG(Warn, "This model has no sql file, cannot retrieve the autosized " + capacityType + " Design Capacity.");
        return result;
      }

      // Query the InitializationSummary -> System Sizing table to get
      // the row names that contains information for this component.
      std::string rowsQuery = R"(
      SELECT RowName FROM TabularDataWithStrings
        WHERE ReportName = 'InitializationSummary'
        AND ReportForString = 'Entire Facility'
        AND TableName = 'System Sizing Information'
        AND Value = ?;)";

      boost::optional<std::vector<std::string>> rowNames = model().sqlFile().get().execAndReturnVectorOfString(rowsQuery,
                                                                                                               // Bind args
                                                                                                               sqlName);

      // Warn if the query failed
      if (!rowNames) {
        LOG(Warn, "Could not find a component called '" + sqlName + "' in any rows of the InitializationSummary System Sizing table.");
        return result;
      }

      // Query each row of the InitializationSummary -> System Sizing table
      // that contains this component to get the desired value.
      for (const std::string& rowName : rowNames.get()) {

        std::string rowCheckQuery = R"(
        SELECT Value FROM TabularDataWithStrings
          WHERE ReportName = 'InitializationSummary'
          AND ReportForString = 'Entire Facility'
          AND TableName = 'System Sizing Information'
          AND RowName = ?
          AND Value = ?;)";
        boost::optional<std::string> rowValueName = model().sqlFile().get().execAndReturnFirstString(rowCheckQuery,
                                                                                                     // bindArgs
                                                                                                     rowName, capacityType);