| Process quantity | Value | Unity |
| Temperature ϑ | 20 | ˚C |
| Pipe length L | 1 | m |
| Pipe radius Rc | 0.025 | m |
| Pressure difference Δp | 2500 | Pa |
| Bubble radius R | 0.0001; 0.0005; 0.002 | m |
| Gas volume fraction 𝜙 | 0.15; 0.30; 0.45; 0.50 | m3/m3 |
| Parameter 𝜙m | 0.637 | m3/m3 |