Articles written by Marian Willuhn

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Chinese PV industry headed toward grid parity Project delays and price changes due to fluctuating demand are disrupting the Chinese solar market. Researchers who have analysed the situation claim that the nation’s PV industry will be back on track toward grid parity by the end of the year.
Marian Willuhn
Sep 24, 2020
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“Capacity deferral is the primary source of storage value” Big batteries derive most their value from replacing gas peaker plants and averting the installation of excessive amounts of transmission and generation infrastructure. However, batteries cannot replace all gas plants, MIT researchers found. From a holistic economics perspective, there is a certain share of storage that is considered cost-efficient. With battery costs declining, that share is constantly increasing.
Marian Willuhn
Aug 14, 2020
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Battery manufacturing capacity set to increase fourfold to 1.3 TWh by 2030 Analysts at Wood Mackenzie have looked at plans for the incoming decade and concluded that about 119 manufacturing sites will be up and running by 2030. China currently sits firmly in the driving seat, with Asia Pacific comprising 80% of global manufacturing capacity, but Europe is catching up.
Marian Willuhn
Aug 13, 2020
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Green hydrogen to reach price parity with grey hydrogen in 2030 IHS Markit’s latest report looks at a wave of new investments in large-scale projects. Economies of scale and technological improvements, as well as renewables deployment, could make green hydrogen price-competitive with grey and blue hydrogen.
Marian Willuhn
Jul 16, 2020
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Long read: Shadow boxing The amount of non-uniform shading an array will experience determines the technology choices that can be made. However, it can be complicated to formulate more general rules for when to use what type of technology. Most would agree that module-level power electronics are better at handling non-uniform shading, but how do they handle the sun? A recently promoted study brought the discussion into sharp relief.
Marian Willuhn
Jul 10, 2020
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Affordable hydrogen-fueled flight possible in 2035 Hydrogen-fueled aviation has a realistic chance of helping the sector achieve climate goals, according to a European Union-commissioned study.
Marian Willuhn
Jun 24, 2020
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Leaked: EU hydrogen strategy eyes €140 billion turnover by 2030 The European Commission has sent the European Green Deal on its way and a preliminary version of its anticipated hydrogen strategy has been leaked. The plan does not lack ambition, as the EU seeks to assert tech leadership in green hydrogen through coordinated efforts across the value chain.
Marian Willuhn
Jun 19, 2020
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500 W-plus panel race intensifies with JA Solar’s new module and Risen’s first shipment Chinese manufacturer JA Solar has announced a new 525 W+ panel and said the product will be available from the second half. Domestic rival Risen has shipped the first batch of its high-powered modules and intends to stick to pre-Covid-19 plans to ramp up production.
Emiliano Bellini, Marian Willuhn
May 11, 2020
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Solar-powered trees for cool spots in urban hot spots A Japanese consortium has started producing solar-powered ‘urban furniture’. The result is a solar-plus-battery bench with cooling elements and vaporizers.
Marian Willuhn
Mar 10, 2020