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Longi improves efficiency of its heterojunction cell from 25.82 to 26.30% in just one week

The result was confirmed, once again, by Germany’s Institute for Solar Energy Research Hamelin (ISFH).

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Sunman unveils 430 W glass free solar module

The new product has a power conversion efficiency of up to 19.3% and a weight of 11.2 kg. The module is produced with glass fiber reinforced plastic, which the manufacturer says reduces light reflection and opens up new assembly options.

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Compressed-air storage for commercial applications

Israel-based Augwind has built its first 250 kW/1 MWh compressed air storage system for the collective community of Yahel, in the southern, desert part of the country. The commercial scale facility will be connected to a PV system and will be used for behind-the-meter services.

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Denmark gets no bid in third renewables tender

The Danish Energy Agency said it will now begin talks with the renewable energy industry to analyze the tender’s disappointing result and to evaluate if more tenders of this kind should be held, starting from next year.

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Perovskite solar cell with improved stability via graphite electrode

The solar cell was built on a fluorine-doped tin oxide substrate coated with titanium dioxide, an electron selective layer made of mesoporous titanium dioxide, a zirconium dioxide insulating spacer layer, and a graphite electrode. A mini-module fabricated with this cell passed, for the first time, a hotspot test.

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Hydrogen power generator for isolated areas, construction sites, events

Developed by French start-up EODev, the 100 kVa system is equipped with fuel cells manufactured by Toyota. The generator has a power of 110 kVA and its lifetime is guaranteed for 15,000 hours.

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New flow battery from the United States

Developed by Honeywell, the flow battery is currently being tested by U.S. utility Duke Energy. The battery can reach a storage capacity of 12 MWh and be used through a modular approach in large scale renewable energy projects.

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Polish distributor launches 250 MW module procurement in response to rising solar panel prices

Menlo Electric said the procured modules will be primarily offered to B2C and B2B installers across Central Europe.

Solaria announces initial favorable ruling in patent dispute with Canadian Solar

According to a statement released by the Californian manufacturer, the U.S. International Trade Commission (ITC) issued an initial determination finding that Canadian Solar may have violated two U.S. patents covering Solaria’s shingled photovoltaic panels.

Japanese scientists build 23.27%-efficient heterojunction solar cell with 56.2μm-thick wafer

The 4cm2 cell showed a remarkable open-circuit voltage of 754 mV. It was fabricated with a hydrogenated nanocrystalline silicon (nc-Si:H) layer, which is said to show lower parasitic absorption and higher external quantum efficiency.

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