id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
fuelectenerg-7762	Rufer, Alfred	ON THE EFFICIENCY OF ENERGY STORAGE SYSTEMS – THE INFLUENCE OF THE EXCHANGED POWER AND THE PENALTY OF THE AUXILIARIES	2021	13	.pdf	application/pdf	4040	197	60	Energy storage has become of higher importance in relation with the development of alternative energy sources, leading to the development of new technologies. One other aspect of energy storage devices or systems is their life duration.	cache/fuelectenerg-7762.pdf	txt/fuelectenerg-7762.txt