| 239 | } |
| 240 | |
| 241 | std::string FanSystemModel_Impl::designPowerSizingMethod() const { |
| 242 | boost::optional<std::string> value = getString(OS_Fan_SystemModelFields::DesignPowerSizingMethod, true); |
| 243 | OS_ASSERT(value); |
| 244 | return value.get(); |
| 245 | } |
| 246 | |
| 247 | double FanSystemModel_Impl::electricPowerPerUnitFlowRate() const { |
| 248 | boost::optional<double> value = getDouble(OS_Fan_SystemModelFields::ElectricPowerPerUnitFlowRate, true); |