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Technology

Helmholtz Center achieves 29.80% efficiency for perovskite/silicon tandem solar cell

The result was certified by Germany’s Fraunhofer Institute for Solar Energy Systems’ (ISE) CalLab and included in the charts of the U.S. Department of Energy’s National Renewable Energy Laboratory.

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UK business claims to offer ‘world’s most sustainable lithium-ion battery’

English manufacturer Aceleron claims every component of its devices can be accessed for replacement, repair or recycling, with the business’ co-founder stating the aim is to ensure ‘100% of the materials in our batteries will continue to be used for as long as possible – preferably forever.’

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New efforts to bring silicon-carbide inverters closer to commercial maturity

U.S. multinational automotive supplier BorgWarner and U.S. semiconductor company Qorvo have both announced new plans to further develop their respective silicon carbide technologies. The latter has acquired New Jersey-based silicon carbide semiconductor provider United Silicon Carbide and the former wants to scale up its inverter technology for electric vehicles.

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3D solid-state thin film battery from the Netherlands

Developed by a spin-off of Dutch research institute TNO, the battery is claimed to offer higher energy density, longer lifespan and increased safety compared to conventional lithium-ion batteries. It will initially be applied in wearables and electric cars.

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Hyundai creates platform to help homeowners buy solar panels, battery and EV charger

The one-stop marketplace platform will be launched in the US market next year. It will help homeowners find the best combination of products depending on their consumption profile.

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Clearinghouse to connect farmers and solar developers with agrivoltaics information

The platform was launched by the National Center for Appropriate Technology. The clearinghouse features a library of peer-reviewed information, videos, podcasts, news, and a forum for agrivoltaics discussion.

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SunPower launches VPP offering for its energy storage customers

The US company will manage charging and discharging the batteries, while keeping some electricity in reserve for backup power to the home.

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The Hydrogen Stream: International alliances for hydrogen keep proliferating

This week, Russia joined forces with the United Arab Emirates to develop common hydrogen projects and similar moves were made by Chile and South Korea, Japan and Australia, as well as by France and Germany. French President Emmanuel Macron announced €2 billion in new investments.

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Panasonic launches new Evervolt battery

Panasonic said the system is available in the U.S. with storage capacities of 17.1 kWh and 25.65 kWh. The product comes with a floor-standing battery cabinet and a hybrid smart inverter with 4 MPPTs.

Solitek unveils 12.6%-efficient solar panel for greenhouses

The frameless solar panel has a light transmittance of 40% and nominal power of 235 W. The manufacturer offers a 30-year performance guarantee.

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