V2G ElectricVehicle Charging Station With Solar Power Battery Energy Storage Smart Grid Infrastructure Projects

Overview

The V2G ElectricVehicle Charging Station With Solar Power Battery Energy Storage Smart Grid Infrastructure Projects is an integrated photovoltaic and battery energy storage (BESS) DC EV charging station engineered for vehicle-to-grid (V2G) bidirectional energy exchange. Built around a 120kWh LFP battery pack and a 60kW DC charging output, this all-in-one cabinet combines solar PV input, a bidirectional PCS and an intelligent EMS in a single enclosure. The solar-storage architecture captures renewable generation, buffers it in the on-board battery, and delivers stable fast charging to electric vehicles regardless of instantaneous grid conditions. Because the 120kWh battery decouples charging demand from grid supply, operators avoid costly capacity upgrades while still providing high-power service to arriving vehicles.

Designed for both off-grid and grid-connected operation, the 120kWh storage capacity enables peak shaving, load shifting and demand-charge reduction, while the 60kW converter supports rapid CCS2 charging sessions. By pairing solar generation with battery energy storage, the station lowers electricity costs, reduces grid dependency and provides resilient charging for commercial fleets and public infrastructure. The system emphasizes vehicle-to-grid (V2G) bidirectional energy exchange to match evolving smart-grid and renewable-energy deployment requirements. Lithium iron phosphate (LFP) chemistry delivers a long cycle life and inherently stable thermal behavior, making the 120kWh pack well suited to daily deep-cycling in demanding commercial duty. An onboard energy management system continuously coordinates photovoltaic harvest, battery state of charge and vehicle demand so that every 60kW charging session runs at the lowest possible energy cost.

Key Advantages

• Integrated solar-storage design: Photovoltaic input, a 120kWh LFP battery and DC charging combine in one weatherproof cabinet, cutting installation time, footprint and civil-works cost.
• Peak shaving and load shifting: The 120kWh battery energy storage buffer draws power during off-peak hours and discharges during demand peaks, lowering demand charges and operating expense.
• Bidirectional PCS: The power conversion system manages solar, battery and grid flows in real time, enabling vehicle-to-grid (V2G) bidirectional energy exchange and flexible two-way energy dispatch.
• 60kW rapid DC output: High-power CCS2 charging shortens dwell time for commercial vehicles, raises station throughput and improves user experience.
• Off-grid and grid-connected modes: The station continues charging vehicles during outages or at sites with weak, capacity-limited or entirely absent grid connections.
• Smart EMS control: Real-time energy management optimizes solar self-consumption, battery state of charge and charging schedules to maximize renewable utilization and efficiency.

Integrated Solar + Storage Charging

This integrated PV BESS charging station combines solar generation, lithium battery storage and DC fast charging in one system, delivering clean, resilient energy for commercial EV fleets and microgrids.

Peak Shaving and Demand Management

Intelligent energy management stores low-cost and solar power in the battery and discharges it during peak demand, reducing demand charges, easing grid load and avoiding costly infrastructure upgrades.

Off-Grid and Grid-Connected Modes

Operating both off-grid and grid-connected, the station charges electric vehicles reliably even where grid capacity is limited, making it ideal for remote depots and renewable microgrid deployments.

Safe, Rugged and Certified

Automotive-grade LFP cells, a multi-level BMS, thermal management and an IP54/IP55 weatherproof cabinet ensure safe 24/7 commercial operation, backed by global certification and remote monitoring.

Technical Specifications

Application Scenarios

• Smart-grid demand response and frequency regulation programs
• Commercial sites feeding stored energy back to the grid at peak tariffs
• Fleet depots balancing on-site load with V2G dispatch
• Renewable microgrids stabilizing supply and demand
• Utility pilot projects for distributed energy resources

Grid Integration and Energy Management

Renewable-powered charging is only valuable when energy is used at the right moment. The onboard EMS coordinates the 120kWh battery, solar array and grid connection so that stored solar energy offsets expensive peak-period charging. During periods of low demand, the bidirectional PCS replenishes the battery from surplus photovoltaic generation or off-peak grid power; during high demand, it discharges to sustain the 60kW CCS2 output without drawing a costly grid spike. This intelligent orchestration underpins vehicle-to-grid (V2G) bidirectional energy exchange and turns the station into an active grid asset rather than a passive load.

Safety and longevity are built into the platform. The 120kWh LFP battery is monitored by a dedicated battery management system that tracks cell voltage, temperature and state of charge in line with IEC 62619, while the charging interface follows IEC 61851 for reliable CCS2 sessions. An IP54/IP55 enclosure and a wide -20°C to +50°C operating range keep the solar-storage charging station dependable in demanding outdoor conditions, and OCPP 1.6J connectivity allows remote monitoring, billing and firmware updates across a networked charging fleet.

Related MIDA energy storage charging solutions: CCS2 DirectCurrent Fast Charger With Solar, CCS1 DC ElectricVehicle Charging Station With, GBT DirectCurrent Charging Station With Solar, NACS ElectricVehicle Charging Station With Solar.

Frequently Asked Questions

What battery capacity and charging power options are available?

MIDA integrated PV BESS EV charging stations are available in 120kWh/60kW, 200kWh/120kW, 261kWh/120kW, 418kWh/180kW and 522kWh/240kW configurations. The battery capacity (kWh) buffers solar and grid energy, while the charging power (kW) determines how fast connected electric vehicles are charged.

How does the solar + storage integrated charging station work?

The system combines photovoltaic input, a lithium iron phosphate (LFP) battery pack, a bidirectional PCS and an intelligent EMS. Solar energy is stored in the battery during the day and released to charge EVs on demand, reducing grid dependence and enabling fast charging even where grid capacity is limited.

Can the BESS charging station operate off-grid or grid-connected?

Yes. Both modes are supported. In grid-connected mode it performs peak shaving and demand-charge management; in off-grid mode the solar array and battery storage power EV charging independently, making it ideal for remote fleets, microgrids and areas with weak grid infrastructure.

How does energy storage reduce charging costs and demand charges?

The battery charges when electricity is cheap or from solar, then discharges during peak charging periods. This peak-shaving and load-shifting lowers demand charges, avoids costly grid upgrades and maximizes self-consumption of renewable energy, improving the total return on investment.

Is the lithium battery safe for commercial deployment?

Yes. MIDA uses automotive-grade LFP (LiFePO4) cells with a multi-level BMS, temperature monitoring, fire suppression and IP54/IP55 weatherproof enclosures, complying with IEC/UL safety standards for reliable 24/7 commercial and fleet operation.

Where are integrated BESS EV charging stations typically used?

They are ideal for commercial fleet depots, highway service areas, microgrids, remote and off-grid sites, logistics parks and locations with constrained grid capacity, delivering fast, clean and resilient EV charging with solar self-generation and energy storage.