Number of experiments | 1 | 2 | 3 | 4 | |
Controller | On-off | PID | RBF-PID | e-RBF-PID | |
Heating process | Settling time [s] | N/A | 389 | 436 | 340 |
Unsteady-state energy Eus [kWh] | 3.42 × 10−3 | 3.19 × 10−3 | 3.42 × 10−3 | 3.06 × 10−3 | |
Maintenance process | Length of steady-state period tss [s] | N/A | 111 | 64 | 160 |
Steady-state energy Ess [kWh] | N/A | 4.25 × 10−4 | 2.43 × 10−4 | 6.23 × 10−4 | |
Steady-state energy intensity EIss [kW] | N/A | 3.83 × 10−6 | 3.80 × 10−6 | 3.89 × 10−6 | |
Absolute mean static error [˚C] | N/A | 0.44 | 0.30 | 0.38 |