Research Article
A Hybrid Energy Storage System Strategy for Smoothing Photovoltaic Power Fluctuation Based on Improved HHO-VMD
Table 3
Related parameters of the energy storage system.
| Performance index | BAT | SC |
| Power cost coefficient (CNY/kW) | 1500 | 1500 | Capacity cost coefficient (CNY/(kWh)) | 1000 | 27000 | Operational cost coefficient (CNY/(kWh)) | 0.05 | 0.05 | Charge discharge efficiency (%) | 80 | 90 | SOC upper and lower limits | (0.2, 0.8) | (0.05, 0.95) | Discount rate (%) | 10 | 0 |
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