Lighthouse project: technology evaluation (use-case for power-to-H2) for a DSO

  • Identification and comparison of relevant technology options (BESS, Power-to-hydrogen, Power-to-methane and combinations thereof)
  • Assessment of the overall value (i.e. societal and economic) and feasibility of the individual technology options
  • Optimal sizing based on DSO's requirements/priorities
  • Synthesis, investment analysis and recommendation
  • Investment decision support for local Swiss utility for flexible technology options (storage and/or sector coupling)
  • Can existing substation infrastructure (e.g. land, transformer etc.) be utilized as a flagship project to enable the objectives of "Energy Strategy 2050"?
  • Uncertainty about long-term sustainability and economic case of the investment
  • Time-series analysis of different operational scenarios
  • Calculation of investment indicators
  • Development of interactive web-tool for sensitivity analysis
  • Result: Strong economic use case for hydrogen production in combination with BESS
Figure: Combined power demand at substation over one day with local demand, hydrogen production and BESS.
Combined power demand at substation over one day with local demand, hydrogen production and BESS.
Figure: The screenshot of the web-based economic analysis tool
The screenshot of the web-based economic analysis tool

Partners: ETHZ (FEN), EW Höfe
Duration: 2019
Funding: EW Höfe
Project Leader: FEN
Project Team: Dr. Alexander Fuchs

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