Research Article
Optimized Sizing, Selection, and Economic Analysis of Battery Energy Storage for Grid-Connected Wind-PV Hybrid System
Table 3
Battery energy storage system ratings (per module).
| | S. number | Type | Commercial product | Rating | Voltage | Life time in yrs | Charging efficiency in % | Discharging efficiency in % | Depth of discharge % | Cost | Energy cost coeff. in Rs/kWh |
| | 1 | Lead-acid | Trojan T105-RE | 225 Ah | 6 | 10 | 95 | 80 | 70 | 160 $/module | 6,222 | | 2 | PSB | | 50 kW | 48 | 15 | 90 | 75 | 75 | 500 $/kWh | 36,000 | | 3 | VRB | | 50 kW | 48 | 18 | 98 | 85 | 75 | 600 $/kWh | 36,000 | | 4 | NaS | | 50 kW | 48 | 20 | 99 | 88 | 100 | 400 $/kWh | 9,000 | | 5 | LiPeO4 | Smart battery SB300 | 300 Ah | 12 | 14 | 99 | 95 | 80 | 3500 $/module | 30,000 |
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