Method translateFanConstantVolume

src/sdd/MapHVAC.cpp:8752–8801

  }

  boost::optional<pugi::xml_node> ForwardTranslator::translateFanConstantVolume(const openstudio::model::FanConstantVolume& fan,
                                                                                pugi::xml_node& airSegElement) {
    auto result = airSegElement.append_child("Fan");
    m_translatedObjects[fan.handle()] = result;

    // CtrlMthd
    auto ctrlMthdElement = result.append_child("CtrlMthdSim");
    ctrlMthdElement.text() = "ConstantVolume";

    // Class - Centrifugal | Axial
    // TODO Define a way to deterimine or specify
    auto classElement = result.append_child("Class");
    classElement.text() = "Axial";

    // ModelingMthd
    auto modelingMthdElement = result.append_child("ModelingMthd");
    modelingMthdElement.text() = "StaticPressure";

    // FlowCap
    if (fan.isMaximumFlowRateAutosized()) {
      m_autoHardSize = true;
    } else if (auto value = fan.maximumFlowRate()) {
      auto flowCapElement = result.append_child("FlowCap");
      // Note JM 2019-01-16: I use string_conversions::number here to mimic QString::number's number of decimals
      flowCapElement.text() = openstudio::string_conversions::number(convert(value.get(), "m^3/s", "cfm").get()).c_str();
    }

    // FlowEff
    auto flowEffElement = result.append_child("FlowEff");
    flowEffElement.text() = openstudio::string_conversions::number(fan.fanEfficiency()).c_str();

    // TotStaticPress
    auto totStaticPressElement = result.append_child("TotStaticPress");
    // Convert in PA to WC
    totStaticPressElement.text() = openstudio::string_conversions::number(fan.pressureRise() / 249.0889).c_str();

    // MtrEff
    auto mtrEffElement = result.append_child("MtrEff");
    mtrEffElement.text() = openstudio::string_conversions::number(fan.motorEfficiency()).c_str();

    // MtrPos
    auto mtrPosElement = result.append_child("MtrfPos");
    if (fan.motorInAirstreamFraction() >= 0.5) {
      mtrPosElement.text() = "InAirStream";
    } else {
      mtrPosElement.text() = "NotInAirStream";
    }

    return result;
  }

}  // namespace sdd
}  // namespace openstudio