Sonnen plugs EVs into new VPP

March 2, 2023: Vitality storage firm Sonnen mentioned on February 15 that it’s increasing its digital energy plant expertise to hook up with EVs for the primary time with European transmission system operator TenneT.

After a profitable check section, the expertise is now being rolled out to five,000 houses in Germany utilizing Sonnen batteries and charging gear, enabling TenneT to seize beforehand untapped storage capability. of EVs from linked households.

VPP helps TenneT’s frequency containment reserve (FCR), which helps offset short-term frequency fluctuations within the energy grid. TenneT has a required FCR of 170MW.

The storage capability of EV batteries could be simply managed inside 30 seconds to accommodate load modifications and frequency modifications.

Sonnen mentioned the system makes use of an clever charging course of that doesn’t hurt the lifetime of the car’s batteries.

The corporate plans so as to add an extra 5,000 ‘Sonnen neighborhood’ houses with EVs and a Sonnen charger to its VPP, which is able to present as much as 80MW of electrical energy to the grid.

TenneT COO Tim Meyerjürgens mentioned the combination of EVs into the facility grid is a crucial milestone.

“The extra we feed unstable, variable wind and photo voltaic vitality into the facility grid, the necessity to develop new vitality storage choices to realize flexibility and stability -on the general vitality system shall be better.

“Quickly there shall be thousands and thousands of EVs and many alternative providers out there to us as grid operators.”

TenneT designs, builds, maintains and operates the 24,500km high-voltage electrical energy grid within the Netherlands and enormous elements of Germany. The corporate helps the broader European vitality market via 16 interconnectors in neighboring nations.