id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
alkej-458	Kadim, Alaulddin Abdulqader	دراسة عملية لتأثير انبثاق الدوامات على كفاءة المجمع الشمسي	2014	14	.pdf	application/pdf	4159	264	58	Keywords: Vortex shedding, solar collector efficiency, useful heat gain. Systems with light structures and low cost technology for process heat applications up to 400 ̊C could be obtained with parabolic through solar collectors (PTSC).	cache/alkej-458.pdf	txt/alkej-458.txt