This thesis focuses on demand side developments and on the regulated as well as the economic framework conditions those storage technologies have to compete in and draws a clear picture of the economic feasibility of large scale storage options in Central Europe for the coming decades. The potential contribution of power storage to deal with upcoming technological and economical challenges in various areas of the electricity sector is finally assessed and a recommendation concerning future investments in one or more of the examined storage technology options is given. Contents: Introduction and Scope of Work. Power Storage Technologies and Their Application. Fundamentals of Energy Economics and Theoretical Background. Theory of Power Storage Economics. Country Analysis of the Economic Potential of a Large Scale Central Storage. The Central Application: Quantification of Future Potentials in Europe. Storage technology benchmark based on historical price data. Technology benchmark based on modeled electricity prices for the future. Decentral Grid Management Applications. Summary and Conclusions. Mit freundlichem Gruß