Case study 1: number of pump switching on/off for each of the VTL control solutions shown in Figure 2
| . | Exponent of the power law relationship characterizing the trigger levels . | ||||||
|---|---|---|---|---|---|---|---|
| 2 . | 1 . | 0.5 . | |||||
| Maximum and minimum levels at the time instants tpeakstart and tpeakend | 50%–50% | (a) | 3 | (b) | 3 | (c) | 3 |
| 75%–25% | (d) | 3 | (e) | 4 | (f) | 5 | |
| 90%–10% | (g) | 5 | (h) | 5 | (i) | 7 | |
| . | Exponent of the power law relationship characterizing the trigger levels . | ||||||
|---|---|---|---|---|---|---|---|
| 2 . | 1 . | 0.5 . | |||||
| Maximum and minimum levels at the time instants tpeakstart and tpeakend | 50%–50% | (a) | 3 | (b) | 3 | (c) | 3 |
| 75%–25% | (d) | 3 | (e) | 4 | (f) | 5 | |
| 90%–10% | (g) | 5 | (h) | 5 | (i) | 7 | |
Note: Each value reported in the table and indicated with a letter from (a) to (i) refers to the corresponding case of Figure 2.