Week | Peak load (MW) | Linear model | Quadratic model | Exponential model | |||||||||
LSRM (MW) | PSO (MW) | Error (%) | LSRM (MW) | PSO (MW) | Error (%) | LSRM (MW) | PSO (MW) | Error (%) | |||||
4 | 2830 | 2532.71 | 2654.16 | 10.50 | 6.21 | 2728.84 | 2742.90 | 3.57 | 3.08 | 2526.51 | 2534.93 | 10.72 | 10.43 |
8 | 2740 | 2537.94 | 2659.75 | 7.37 | 2.93 | 2599.13 | 2614.26 | 5.14 | 4.59 | 2531.62 | 2542.55 | 7.60 | 7.21 |
12 | 2530 | 2541.42 | 2663.47 | −0.45 | −5.28 | 2533.57 | 2550.54 | −0.14 | −0.81 | 2535.04 | 2547.64 | −0.20 | 0.70 |
16 | 2420 | 2544.90 | 2667.20 | −5.16 | −10.21 | 2484.75 | 2504.46 | −2.68 | −3.49 | 2538.45 | 2552.74 | −4.89 | 5.48 |
20 | 2520 | 2549.25 | 2671.85 | −1.16 | −6.03 | 2447.26 | 2471.64 | 2.89 | 1.92 | 2542.73 | 2559.12 | −0.90 | 1.55 |
24 | 2552 | 2552.73 | 2675.58 | −0.03 | −4.84 | 2436.10 | 2465.23 | 4.54 | 3.40 | 2546.16 | 2564.25 | 0.23 | 0.48 |
28 | 2690 | 2556.21 | 2679.30 | 4.97 | 0.40 | 2441.68 | 2476.44 | 9.32 | 7.94 | 2549.59 | 2569.38 | 5.22 | 5.22 |
32 | 2810 | 2560.57 | 2683.95 | 8.88 | 4.49 | 2472.18 | 2515.26 | 12.02 | 10.49 | 2553.89 | 2575.81 | 9.11 | 8.33 |
36 | 2900 | 2563.18 | 2686.75 | 11.61 | 7.35 | 2503.03 | 2551.77 | 13.69 | 12.01 | 2556.47 | 2579.67 | 11.85 | 11.05 |
40 | 3010 | 2564.92 | 2688.61 | 14.79 | 10.68 | 2528.83 | 2581.62 | 15.99 | 14.23 | 2558.19 | 2582.25 | 15.01 | 14.21 |
44 | 2540 | 2569.27 | 2693.26 | −1.15 | −6.03 | 2611.63 | 2675.54 | −2.82 | −5.34 | 2562.50 | 2588.72 | −0.89 | 1.92 |
48 | 2660 | 2571.88 | 2696.06 | 3.31 | −1.36 | 2673.87 | 2745.11 | −0.52 | −3.20 | 2565.09 | 2592.60 | 3.57 | 2.53 |
52 | 2820 | 2576.23 | 2700.71 | 8.64 | 4.23 | 2798.51 | 2883.10 | 0.76 | −2.24 | 2569.41 | 2599.09 | 8.89 | 7.83 |
Average error (%) | 6.62 | 5.49 | - | - | 6.36 | 5.12 | - | - | 6.71 | 6.46 |