4 papers
Hybrid electrolyzer systems: Smart strategy or economic fallacy?
Marie Arnold, Jonathan Brandt, Geert Tjarks +1
Hybrid electrolyzer systems combining alkaline water electrolysis and proton exchange membrane water electrolysis have been investigated in the literature motivated by the expectat…
Mitigating business risks from renewable PPA power sourcing uncertainties for European green hydrogen production: Robust system design, regulatory adjustments and offtake flexibility
Jonathan Brandt, Astrid Bensmann, Richard Hanke-Rauschenbach
As energy prices surge for the second time in recent years driven by the ongoing crisis in the Middle East, the European Union's continuing reliance on fossil energy imports is bec…
Cost-optimized replacement strategies for water electrolysis systems affected by degradation
Marie Arnold, Jonathan Brandt, Geert Tjarks +2
A key factor in reducing the cost of green hydrogen production projects using water electrolysis systems is to minimize the degradation of the electrolyzer stacks, as this impacts…
Negative redispatch power for green hydrogen production: Game changer or lame duck? A German perspective
Jonathan Brandt, Astrid Bensmann, Richard Hanke-Rauschenbach
Following years of controversial discussions about the risks of market-based redispatch, the German transmission network operators finally installed regional redispatch markets by…