Energy storage including Fuel cells Features for December 2009
Energy storage options can be segmented by the length of storage that they offer. Long-term storage such as hydro reservoirs may store energy for many months and have an important impact on the overall energy budget, while small-time storage such as capacitors can help avoid flickering of the light when net companies switch between different electricity suppliers. In this article Bent Sørensen assesses a selection of short-term energy storage devices and their fields of application.
21 December, 2009