Author Affiliations
11. School of Mathematics and Physics, North China Electric Power University, Beijing 102206, China22. College of Control and Computer Engineering, North China Electric Power University, Beijing 102206, China33. MOE Key Laboratory of Resources and Environmental System Optimization, College of Environmental Science and Engineering, North China Electric Power University, Beijing 102206, Chinashow less
1. Modelling steps of EDGM(1, 1, α)
2. XRD pattern of Bi/BiOCl/Au
3. Simulating results of tetracycline concentration from (a) DGM(1, 1), (b) DGM(1, 1, α), (c) EDGM(1, 1), and (d) EDGM(1, 1, α) models
4. Simulated epsilon of tetracycline concentration from DGM(1, 1), DGM(1, 1, α), EDGM(1, 1), and EDGM(1, 1, α) models
Time/min | 0 | 15 | 30 | 45 | 60 | 75 | 90 | 105 | 120 | 135 |
---|
Con./(mg·L-1)
| 38.66 | 34.52 | 31.39 | 29.10 | 27.00 | 25.15 | 23.16 | 21.24 | 19.40 | 18.29 |
|
Table 1. Experimental data of tetracycline concentration
Date size | Experimental data/(mg·L-1)
| Forecast data
/(mg·L-1)
| MRE |
---|
4 | 27.00 | 25.15 | 26.93 | 24.89 | 0.005 | 5 | 25.15 | 23.16 | 25.13 | 23.42 | 0.006 | 6 | 23.16 | 21.24 | 23.50 | 21.98 | 0.025 | 7 | 21.24 | 19.40 | 21.46 | 19.84 | 0.017 | 8 | 19.40 | 18.29 | 19.56 | 17.97 | 0.025 |
|
Table 2. Different data size forecast comparison
Time
/min
| Con. /(mg·L-1)
| DGM
(1, 1)
| DGM
(1, 1, α)
| EDGM
(1, 1)
| EDGM
(1, 1, α)
|
---|
60 | 27.00 | 26.60 | 26.93 | 26.60 | 26.93 | 75 | 25.15 | 24.41 | 25.07 | 24.57 | 24.89 | 90 | 23.16 | 22.40 | 23.41 | 22.52 | 22.98 | 105 | 21.24 | 20.55 | 21.92 | 20.75 | 21.20 | 120 | 19.40 | 18.86 | 20.56 | 19.05 | 19.56 | 135 | 18.29 | 17.31 | 19.32 | 17.54 | 18.03 |
|
Table 3. Predicted values of DGM(1, 1), DGM(1, 1, α), EDGM(1, 1), and EDGM(1, 1, α) models
Model | MRE | FD |
---|
DGM(1, 1) | 0.032 | 0.984 | DGM(1, 1, α)
| 0.028 | 0.985 | EDGM(1, 1) | 0.025 | 0.988 | EDGM(1, 1, α)
| 0.008 | 0.995 |
|
Table 4. The MRE and FD of DGM(1, 1), DGM(1, 1, α), EDGM(1, 1), and EDGM(1, 1, α) models