Articles written by Marian Willuhn

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04021_Houser_PVEL_opt
Markets & Policy
The weekend read: The financial risk of investing in PV systems and the ‘Peter PAN’ files The financial risk of investing in photovoltaic systems is increasing. This is because the yield forecasts on which profitability audits are based are increasingly too optimistic. One reason for this could be the handling of so-called PAN files, reports pv magazine Deutschland’s Marian Willuhn.
Marian Willuhn
Apr 30, 2022
6
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04021_Houser_PVEL_opt
The problematic fairy tale of ‘Peter PAN’ files The financial risk of investing in photovoltaic systems is increasing. This is because the yield forecasts on which profitability audits are based are increasingly too optimistic. One reason for this could be the handling of so-called PAN files, reports pv magazine Deutschland’s Marian Willuhn.
Marian Willuhn
Apr 07, 2022
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Applications & Installations
Space heating without oil, gas feasible in Germany by 2035, says study Europe’s declining security situation and rising fossil fuel prices are driving calls for independence from gas. A new study by the Wuppertal Institute, commissioned by Greenpeace, shows that a complete shift away from fossil fuels in the heating sector could be possible for Germany within 13 years.
Marian Willuhn
Mar 04, 2022
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Applications & Installations
Satellite cyber attack paralyzes 11GW of German wind turbines The communication channels affected are also used by photovoltaic systems.
Marian Willuhn
Mar 01, 2022
24
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Applications & Installations
Electrolyzer tech to produce hydrogen from seawater With a new start-up and a consortium in the Netherlands, German automotive supplier Schaeffler wants to significantly reduce the costs of green hydrogen.
Marian Willuhn
Jan 06, 2022
8
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Applications & Installations
Storing hydrogen with ‘nano-chocolates’ German scientists have developed a novel hydrogen storage method that relies on nanostructures – tiny nanoparticles made of the precious metal palladium – instead of high pressure and lower temperatures.
Marian Willuhn
Jan 05, 2022
2
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Applications & Installations
Viessmann and 50 Hertz integrate heat pumps to stabilize German grid The partner companies say smart heat pumps can offer flexible capacity that network operators can use for safe operation and households could also benefit from a reduction in electricity prices.
Marian Willuhn
Jan 04, 2022
1
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Applications & Installations
New solution to store residential, commercial PV electricity as green hydrogen Germany’s Home Power Solutions has developed a hydrogen storage solution with a capacity of up to 15,000 kWh. The Picea system stores excess electricity from rooftop PV systems in the form of green hydrogen.
Marian Willuhn
Dec 08, 2021
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Applications & Installations
Puffer fish inspired floating PV structure With a new system for floating photovoltaic power plants, engineers from Germany want to make the application cheaper, higher-yielding, and safer. The result is somewhat reminiscent of a pufferfish, which also gave the system its name.
Marian Willuhn
Dec 03, 2021
34