id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
cet-14959		cet-14959		6	.pdf	application/pdf	3316	158	49	Different research studies have been conducted on the design of solar thermal networks using PTC technology to define the most suitable design methodology. They compared the performance of these hybrid systems to solar thermal networks consisting of only one of these collector types.	cache/cet-14959.pdf	txt/cet-14959.txt