Investment assessment over fast and ultra-fast EV charging stations with embedded electricity storage systems

This work presents an assessment on investment profitability and economic convenience to install Electric Vehicle (EV) fast and ultrafast charging stations with storage in Italy and in California, based on Enel X’s experience both as charging infrastructure operator and mobility service provider in its markets. The paper introduces the main requirements driving the storage installation for charging infrastructure, summarizes the proposed technical solution and reports results of financial analysis performed with the net present value methodology.