Battery Energy Storage Systems (BESS)
Utility-Scale Solar Farm Solutions
- 10,000+ cycles with 90% capacity retention
- 100ms response for frequency regulation
- 5-year ROI guarantee on commercial systems
Overview
Technical Specifications
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Overview
Expll Technologies designs and deploys customized battery storage systems that transform renewable energy projects into reliable 24/7 power sources. Our solutions address:
1. Grid Services
Frequency regulation (IEEE 1547 compliant)
Solar/wind curtailment reduction (up to 30%)
Black start capability for microgrids
2. Commercial Applications
Peak shaving with automated demand charge management
Time-of-use optimization using predictive algorithms
3. Residential Integration
AC/DC-coupled systems for existing solar arrays
Storm outage protection (8-24hr backup)
Technical Specifications
Battery Chemistry
| Type | Energy Density | Cycle Life | Best For |
|---|---|---|---|
| LFP (LiFePO₄) | 160 Wh/kg | 6,000+ @90% DoD | Daily cycling |
| NMC | 220 Wh/kg | 4,000 @80% DoD | Peak shaving |
| Flow Battery | 40 Wh/kg | 15,000+ | Long-duration |
System Performance
- Round-trip Efficiency: 92-96% (AC-AC)
- Response Time: <100ms
- Degradation: <2%/year with active cooling
- Scalability: 50kW to 500MW+
- Temperature Range: -30°C to +50°C
Certifications
- UL 9540/9540A
- IEC 62619
- NFPA 855 compliant
- UN38.3 Transportation
- CE Mark
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