Barrade, P.2006-07-102006-07-102003https://infoscience.epfl.ch/handle/20.500.14299/232475Dedicated for energy storage, supercapacitors offer new solutions in various applications. This contribution describes briefly main principles of supercapacitors, basics for the design of a supercapacitive tank, and the needed power electronics developments linked to the use of these new components. Typical applications are presented, where supercapacitors are used for load-levelling or as main energy storage devices.text::conference output::conference paper not in proceedings