| CDMI | DMI concentration (%) |
| F | Evaporated water flux through the membrane (kg/h·m2) |
| FDMI | DMI flux through the membrane (kg/h·m2) |
| FMAX | Maximal evaporated water flux at certain temperature (kg/h·m2) |
| F0 | Baseline evaporated water flux (kg/h·m2) |
| LDMI | DMI losses through the membrane (%) |
| L0 | Baseline DMI losses (%) |
| T | Feed inlet temperature (°C) |
| VAIR | Air flowrate (L/min) |
| VE | Parameter of the influence of the air flowrate on the evaporated water flux (L/min) |
| V0 | Baseline value of VE (L/min) |
| α | Exponential parameter of the temperature dependence of FMAX (°C−1) |
| β | Exponential parameter of the temperature dependence of VE (°C−1) |
| ω | Exponential parameter of the concentration dependence of LDMI (°C−1) |