Table 7 Percentage cost-saving for 10-, 19-, 20-, and 40 units using hHHO–IGWO
From: Optimum generation scheduling incorporating wind energy using HHO–IGWO algorithm
Test system | Thermal system cost | Wind-thermal system cost | Cost-saving (%) |
|---|---|---|---|
10 units | 563,435.9964$ | 492,400.2699 $ | 12% |
19 units | 207,001.8242$ | 196,723.619 $ | 4.9% |
20 units | 1,127,513.692$ | 1,052,906.5262 $ | 6.5% |
40 units | 2,253,542.984$ | 2,172,364.16$ | 3.2% |