This dissertation contributes three essays that highlighting the importance of cost models and -measures to select technologies for a cost-efficient decarbonization of the energy and transportation sector. The first essay reviews the literature on Levelized Cost. The second essay introduces a cost model for EV batteries and compares the production cost of two current battery designs. The third essay analyzes the influence of different battery designs on the optimal system size and cost of residential rooftop solar PV and BES systems.
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