Table 12 Component sizing and quantities for LSSPV sites
From: Large-scale energy storage system: safety and risk assessment
Subsystem | Components | Unit | Site | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
A‐ Kuala Selangor | B‐ Batang Padang | |||||||||
A1 | A2 | B1 | B2 | B3 | B4 | B5 | ||||
LSSPV + BESS | ||||||||||
Size | Total capacity | MW | 13.0 | 50.0 | ||||||
A–storage/LSSPV output | % | 20–30 | 40–60 | 20 | 30 | 40 | 50 | 60 | ||
PV modules | PV module rating | W | 550.0 | |||||||
No. PV modules | 29,457 | 109096 | ||||||||
No. strings | 1091 | 1091 | 4196 | 4196 | 4196 | 4196 | 4196 | |||
Balance of system | ||||||||||
String fuse | 1091 | 1091 | 4196 | 4196 | 4196 | 4196 | 4196 | |||
DC switch | 8 | 8 | 11 | 11 | 11 | 11 | 11 | |||
AC circuit breaker | 8 | 8 | 11 | 11 | 11 | 11 | 11 | |||
Central inverter | MVA | 2.0 | 4.2 | |||||||
No of inverters | 8 | 8 | 11 | 11 | 11 | 11 | 11 | |||
Battery energy | ||||||||||
Storage | Li‐NMC BESS unit size | kWh | 2510 | 4184 | ||||||
Total BESS capacity | MWh | 5.02 | 10.04 | 16.74 | 25.10 | 33.47 | 41.84 | 46.02 | ||
No. of BESS units | 2 | 4 | 4 | 6 | 8 | 10 | 11 | |||
No. battery racks/unit | 12 | 12 | 20 | 20 | 20 | 20 | 20 | |||
Total battery racks | 24 | 48 | 80 | 120 | 160 | 200 | 220 | |||