Fichtner was contracted in 2019 to assist in the development of business models and a generic pre-feasibility for power-to-gas in combination with gas storages. A combination of PV and electrolysis shall be developed at a chosen location. Therefore, both systems are to be sized in the pre-feasibility study. In addition, the study will evaluate the economic efficiency and provide an assessment of the regulatory framework including feed-in tariffs of PV electricity. Furthermore, tentative price quotations shall be obtained in order to further substantiate the economic assessment.