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Bi-Directional DC Coupled Solar EV Charger Station
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Bi-Directional DC Coupled Solar EV Charger Station

2024-12-01

Bi-Directional DC Coupled Solar EV Charger Station

New Bi-Directional DC-Coupled Electric Vehicle Charger,new Bi-Directional Dc Ev Charger (“Charger”) at Intersolar Europe. The new charger will enable solar-powered Vehicle-to-Home (V2H) and Vehicle-to-Grid (V2G) functionalities and is expected to be commercially available in the second half of 2024.
Charging the EV directly from PV with no unnecessary AC-to-DC power conversions Fast charging of up to 24kW by simultaneously drawing electricity from the PV array, the home battery and the grid, bypassing the home’s AC infrastructure and the limitations of the car’s onboard EV charger,Off-grid EV charging - Direct Solar Dc Charging Station.
Charging the EV with excess PV, leveraging the SolarEdge inverters DC to AC oversizing (up to 200%)
In addition, SolarEdge’s ONE energy optimization system will offer enhanced savings by applying smart algorithms to calculate dynamic utility prices and autonomously charge and discharge the EV battery. This will enable homeowners to receive payments from their electricity supplier during demand response events, by discharging their stored EV battery power back to the grid (V2G).

In addition, the EV battery can function as a large home battery storage solution of up to 50kWh, both on and off grid, enabling homeowners to use their EV to back up their homes for extended periods during an outage (V2H).

The Charger will be compatible with both 400V and 800V EV powertrains via a standard CSS connector.DC Fast Charging Station for Electric Vehicles with Solar Cogeneration

DC Charging Station 240kw.jpeg
This example uses:
Solar Generation - Model the solar pack as parallel strings of series - connected cells.DC Fast Charging Station - Model the power electronic circuits to convert the AC supply voltage from the grid to the DC voltage level that the EV battery pack requires.EV battery pack - Model the battery pack as series of battery cells.

Charging your electric car with solar power
While solar panels on their own can significantly contribute to cost savings, coupling them with an electric vehicle can multiply their benefits. Instead of relying on power from the grid, solar panels can generate electricity that you can use to charge your EV, reducing costs and ensuring the electricity used to power your car is produced sustainably.

Just like the “L per 100 km” measurement for petrol cars – the amount of fuel the car will consume, on average, to travel 100km – electric cars also have a similar measurement: “kWh per km”.
This varies from EV to EV – but on average, most electric cars will get about 6 km of range from 1kWh of electricity from their battery pack. For the average European driver who drives around 50km per day, an electric car will need about 8kWh of electricity to recharge what they use.
1kW of solar capacity (around 3 panels these days) will produce, on average per day over a year, 4kWh of electricity – less in the winter, and more in the summer. So, it would seem you need to add around 2kW of solar panels to your roof to offset the charging of an electric car that is driven ~50km per day. But there’s more to consider – read on.