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5 Empirical Research for Establishing the Potential of Renewable Hydrogen …
directive as regard to the renewable nature of the hydrogen to be exported. However, Tasmania and South-Australia have clearly defined in their own strategies the
ambition of developing renewable energy solar PV and wind farms for the sole
purpose of producing hydrogen. To some extent, Western Australia and Queensland are considering producing hydrogen from renewable sources. However, those
two States envisage primarily producing hydrogen from their abundant fossil fuel
sources.
Other direct and indirect policy instruments can be deducted from the analysis
of the cost and revenue elements of the renewable hydrogen production.
• Withdrawal of the direct financial support to produce renewable energy
• Grant for supporting the initial CAPEX investment
• Increase of the renewable hydrogen merchant value through a certificate of
origin mechanism
• Increase of the carbon (emissions) price
• Increase of the fossil fuel prices
• Grant and subvention for R&D to support the learning curve of the technology
5.1.4 The Planning of the Next Steps of the Empirical Research
Based on the Conclusions of the Documentation Review
The next steps of the research are the expert interviews and the survey of the
study cases, providing further depth to the findings of the documentation review.
With reference to the renewable hydrogen framework, the interviews shall
investigate the elements highlighted during the literature review and presented
in the figure 5.2.
When assessing the potential for decarbonisation of the industry sectors
covered by the present paper, different scenarios for the use of renewable electricity are envisaged. One scenario considers that the entirety of the renewable
electricity is used to produce hydrogen. Another scenario consists on using only
the curtailed electricity that would be otherwise lost. A third and last scenario consists on producing renewable hydrogen for 2.550 hours a year, corresponding to
the minimum operating hours of an electrolyser to make the power-to-gas system
economically viable (van Leeuwen and Mulder 2018).
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