{"id":112437,"date":"2021-10-20T11:39:56","date_gmt":"2021-10-20T03:39:56","guid":{"rendered":"https:\/\/www.alpapowder.com\/112437\/"},"modified":"2021-10-20T11:39:56","modified_gmt":"2021-10-20T03:39:56","slug":"jet-degirmeni-isleme-sirasinda-nasil-isinmaz","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/tr\/112437\/","title":{"rendered":"Jet de\u011firmeni i\u015fleme s\u0131ras\u0131nda nas\u0131l \u0131s\u0131nmaz?"},"content":{"rendered":"
Mekanik ekipmanlar\u0131n i\u015flenmesi s\u0131ras\u0131nda, genellikle ekipman par\u00e7alar\u0131 aras\u0131ndaki s\u00fcrt\u00fcnme ve hammadde ile ekipman aras\u0131ndaki temas nedeniyle s\u0131cakl\u0131\u011f\u0131n y\u00fckselmesine neden olan \u0131s\u0131 olu\u015ftu\u011funu herkes bilir. Baz\u0131 \u0131s\u0131ya duyarl\u0131 hammaddeler i\u00e7in, i\u015flem s\u00fcresinin nas\u0131l kontrol edilece\u011fi S\u0131cakl\u0131k en \u00f6nemli \u00f6nceliktir. \u00d6zellikle k\u0131rma i\u015flemi s\u0131ras\u0131nda s\u0131cakl\u0131\u011f\u0131n artmas\u0131 en kolay olan\u0131d\u0131r. S\u0131cakl\u0131k nas\u0131l sabit tutulabilir ve artmaz? \u015eu anda, bir jet de\u011firmenine ihtiya\u00e7 vard\u0131r. Jet de\u011firmen, ultra ince \u00f6\u011f\u00fctme ekipman\u0131nda temsili bir \u00fcr\u00fcnd\u00fcr. \u0130\u015fleme inceli\u011fi ve verimlilik a\u00e7\u0131s\u0131ndan \u00fcst\u00fcn performansa sahiptir. Ayr\u0131ca, \u00e7al\u0131\u015fma s\u0131ras\u0131nda \u0131s\u0131nmayan jet de\u011firmenin bir \u00f6zelli\u011fidir.<\/p>\n
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Jet de\u011firmendeki malzeme par\u00e7ac\u0131klar\u0131n\u0131n kinetik enerji kayna\u011f\u0131 s\u0131k\u0131\u015ft\u0131r\u0131lm\u0131\u015f gazd\u0131r. Y\u00fcksek bas\u0131n\u00e7l\u0131 gaz Laval memesinde h\u0131zlan\u0131p geni\u015fledi\u011finde, bas\u0131n\u00e7 malzeme par\u00e7ac\u0131klar\u0131n\u0131n kinetik enerjisine d\u00f6n\u00fc\u015ft\u00fcr\u00fcl\u00fcr. Malzemenin par\u00e7ac\u0131k boyutu d\u00fczg\u00fcn olmad\u0131\u011f\u0131nda, k\u00fctlesi daha k\u00fc\u00e7\u00fck olan par\u00e7ac\u0131k daha h\u0131zl\u0131 olacak ve daha b\u00fcy\u00fck k\u00fctleye sahip olan par\u00e7ac\u0131k yava\u015f olacakt\u0131r. H\u0131z fark\u0131n\u0131n etkisi alt\u0131nda, farkl\u0131 par\u00e7ac\u0131k boyutlar\u0131ndaki par\u00e7ac\u0131klar \u00e7arp\u0131\u015facak ve b\u00f6ylece par\u00e7ac\u0131k boyutu tek bi\u00e7imli hale gelecektir; malzemenin par\u00e7ac\u0131k boyutu daha d\u00fczg\u00fcn oldu\u011funda Y\u00fcksek h\u0131zl\u0131 jet tipik bir t\u00fcrb\u00fclansl\u0131 ak\u0131\u015f oldu\u011funda, ak\u0131\u015f durumu laminer ak\u0131\u015f kadar d\u00fczg\u00fcn ve kararl\u0131 de\u011fildir ve ana ak\u0131\u015f kanal\u0131 y\u00f6n\u00fcnde \u015fiddetli bir momentum kar\u0131\u015f\u0131m\u0131 vard\u0131r. Kar\u0131\u015f\u0131k ak\u0131\u015f\u0131n tahriki alt\u0131nda, malzeme par\u00e7ac\u0131klar\u0131 e\u015fit \u015fekilde \u00e7arp\u0131\u015f\u0131r ve ovalan\u0131r ve daha d\u00fczg\u00fcn ve rafine par\u00e7ac\u0131klar elde edilir.<\/p>\n
Genel olarak, y\u00fcksek h\u0131zl\u0131 hava ak\u0131m\u0131 geni\u015fler ve so\u011fur, s\u00fcrt\u00fcnme ile belirli bir miktar \u0131s\u0131 \u00fcretilse bile, s\u00fcrekli giren hava ak\u0131m\u0131 taraf\u0131ndan al\u0131nacakt\u0131r, bu nedenle ak\u0131\u015f alan\u0131ndaki s\u0131cakl\u0131k d\u00fc\u015f\u00fckt\u00fcr, bu da hava ak\u0131m\u0131 pulverizasyonunu \u00f6zellikle uygun hale getirir. \u0131s\u0131ya duyarl\u0131 malzemelerin i\u015flenmesi i\u00e7in. Y\u00fcksek h\u0131zl\u0131 t\u00fcrb\u00fclans\u0131n h\u0131z alan\u0131 nispeten dolu ve d\u00fczg\u00fcnd\u00fcr, bu nedenle hava ak\u0131\u015f\u0131n\u0131n par\u00e7ac\u0131klar \u00fczerindeki kesme etkisi de nispeten e\u015fittir ve elde edilen par\u00e7ac\u0131klar\u0131n par\u00e7ac\u0131k boyutu da\u011f\u0131l\u0131m\u0131 dard\u0131r ve par\u00e7ac\u0131k \u015fekli de idealdir.<\/p>\n