| 198 | } |
| 199 | |
| 200 | double FanSystemModel_Impl::electricPowerMinimumFlowRateFraction() const { |
| 201 | boost::optional<double> value = getDouble(OS_Fan_SystemModelFields::ElectricPowerMinimumFlowRateFraction, true); |
| 202 | OS_ASSERT(value); |
| 203 | return value.get(); |
| 204 | } |
| 205 | |
| 206 | double FanSystemModel_Impl::designPressureRise() const { |
| 207 | boost::optional<double> value = getDouble(OS_Fan_SystemModelFields::DesignPressureRise, true); |