Articles written by Marian Willuhn

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Markets & Policy
Northvolt and Cinis to turn battery waste into sustainable fertilizer Production waste puts a dent in the perception of sustainability of batteries. Northvolt, however, has partnered with a young Swedish company to make the best use of the battery production waste, and also help to decarbonize the fertilizer industry while they are at it.
Marian Willuhn
Oct 18, 2021
2
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Applications & Installations
EU Commission suggests renewable energy PPAs can combat skyrocketing energy prices The situation in the energy markets is tense. Following national pushes for action, the European Commission has now announced its set of recommendations to combat rocketing energy prices.
Marian Willuhn
Oct 14, 2021
4
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‘The team wins…’ For asset owners with a fleet of projects ready for revamping, there are multiple factors to consider when picking the right inverter. pv magazine caught up with Goodwe’s Michael Heidenreich to discuss these and other developments on the inverter market. Heidenreich has spent nearly two decades working with power electronics, well over half of which was in the solar industry. At Goodwe he is now the senior sales manager for projects.
Marian Willuhn
Aug 09, 2021
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Markets & Policy
CATL claims to have made sodium-ion batteries a commercial reality The manufacturer has launched sodium-ion products online. Production has begun and will be easily scalable, according to the CATL chairman. Researchers have been keen to make the technology work as it offers a cheaper, more environmentally friendly alternative to lithium-ion products.
Marian Willuhn
Jul 29, 2021
7
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Applications & Installations
German start-up offers 5.2 kWh AC battery that works without inverter Sax Power has developed a new residential battery which it describes as a game-changer in the battery technology.
Marian Willuhn
Jul 19, 2021
16
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Markets & Policy
New residential lithium-ion battery from Germany The battery system, which is aimed at increased self-consumption, can handle a maximum DC input power of 18 kW and 1000 V.
Marian Willuhn
Jul 16, 2021
5
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Research & Development
Sonnen battery still running after 28,000 full charge cycles Sonnen has published test results indicating the longevity of its storage systems after extended use.
Marian Willuhn
Jul 15, 2021
11
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In Converstation: Top n-type performance In search of the next leap for cell and module efficiency, module manufacturers are now turning away from mono-PERC and increasingly toward n-type TOPCon technology. A few pioneering manufacturers have already begun mass production for the utility-scale market – including JinkoSolar. pv magazine recently caught up with Roberto Murgioni, Jinko’s division head of technical services and product management in Europe, for an update on the company’s TOPCon plans.
Marian Willuhn
Jul 08, 2021
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Markets & Policy
The Mobility House completes first grid-friendly second-life car battery storage system in France A consortium led by The Mobility House has installed its first storage facility comprising both used and new Renault ZOE batteries in France, thus growing the network of such storage facilities in Europe.
Marian Willuhn
Jul 08, 2021
1