AixLib.Fluid.Actuators.Valves.ExpansionValves.Utilities.FlowCoefficient.SpecifiedFlowCoefficients.Power_R134a_EEV_15

# .AixLib.Fluid.Actuators.Valves.ExpansionValves.Utilities.FlowCoefficient.SpecifiedFlowCoefficients.Power_R134a_EEV_15

Power - R134a - EEV - 1.5 mm

## Information

This model contains a calculation procedure for flow coefficients presented by Zhifang et al. (2008).

"Power approaches" border="1" cellspacing="0" cellpadding="2" style="border-collapse:collapse;">

Reference | Formula | Refrigerants | Validity `Tcondensing` | Validity `Tevaporating` | Validity `Tsubcooling`
--- | --- | --- | --- | --- | ---
ZhifangAndOu2008 | `C = a * ((pinlet-poutlet) * sqrt(A)/σinlet)^b1 * (dinlet*sqrt(ρinlet * pinlet)/μinlet)^b2` | `R134a` | `31 - 67.17 °C` | `no information` | `0 - 20 °C`

#### References

X. Zhifang, S. Lin and O. Hongfei. (2008): Refrigerant flow characteristics of electronic expansion valve based on thermodynamic analysis and experiment. In: Applied Thermal Engineering 28(2), S. 2381–243

## Revisions

- October 16, 2017, by Mirko Engelpracht:
  First implementation (see issue 457).

Generated at 2026-05-09T18:18:56Z by OpenModelicaOpenModelica 1.26.7 using GenerateDoc.mos