BESS Battery Buffer & EV Demand Charge Shaving Solver

Model commercial Battery Energy Storage Systems (BESS) co-located at Level 3 EV fast-charging hubs to shave expensive utility peak demand spikes and capitalize on Time-of-Use price arbitrage.

⚙️ Charging Hub Load & Demand Rates

Hub Peak Power (kW)

Demand Charge ($/kW/mo)

BESS Capacity (kWh)

BESS Discharge (kW)

Storage Turnkey Cost & TOU Arbitrage

BESS Turnkey CAPEX ($)

TOU Rate Spread ($/kWh)

📊 Annual Utility Savings & Storage Payback

Net Monthly Utility Bill Savings

$4,625/mo

Annual Savings $55,500

Storage ROI 54.7%

Payback 1.8 Yrs

Peak Demand Shaving 250 kW utility peak demand shaved ($4,625/mo penalty reduction)

Time-of-Use Arbitrage $10,424/yr off-peak charging energy price arbitrage

30% Federal Storage ITC $43,500 30% Federal standalone storage tax credit