{"id":32845,"date":"2019-10-31T21:49:15","date_gmt":"2019-10-31T18:49:15","guid":{"rendered":"https:\/\/prohoster.info\/blog\/radiatory-dlya-protsessorov-mogut-stat-plastikovymi-i-eto-ne-zagovor-proizvoditelej\/"},"modified":"2019-10-31T21:49:15","modified_gmt":"2019-10-31T18:49:15","slug":"radiatory-dlya-protsessorov-mogut-stat-plastikovymi-i-eto-ne-zagovor-proizvoditelej","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/radiatory-dlya-protsessorov-mogut-stat-plastikovymi-i-eto-ne-zagovor-proizvoditelej","title":{"rendered":"Ch\u0142odnice do procesor\u00f3w mog\u0105 sta\u0107 si\u0119 plastikowe i to nie jest spisek producent\u00f3w.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Zesp\u00f3\u0142 naukowc\u00f3w z Massachusetts Institute of Technology kontynuuje prac\u0119 w bardzo interesuj\u0105cym kierunku. Dziewi\u0119\u0107 lat temu w czasopi\u015bmie Nature Communications pracownicy MIT <noindex><\/a>opublikowali raport<\/a><\/noindex>, w kt\u00f3rym poinformowali o opracowaniu interesuj\u0105cej technologii prostowania cz\u0105steczek polietylenu. W swoim naturalnym stanie polietylen, podobnie jak inne polimery, przypomina makaronowe danie z mn\u00f3stwem skr\u0119conych nitek. Sprawia to, \u017ce polimer jest doskona\u0142ym izolatorem cieplnym, a naukowcy zawsze marzyli o czym\u015b bardziej niezwyk\u0142ym. Jak dobrze by by\u0142o stworzy\u0107 polimer, kt\u00f3ry m\u00f3g\u0142by przewodzi\u0107 ciep\u0142o tak dobrze, jak metale! W tym celu wystarczy\u0142o jedynie wyprostowa\u0107 cz\u0105steczki polimeru, aby mog\u0142y przewodzi\u0107 ciep\u0142o przez monokanaly od \u017ar\u00f3d\u0142a do miejsca rozpraszania. Eksperyment si\u0119 uda\u0142. Naukowcy zdo\u0142ali stworzy\u0107 pojedyncze w\u0142\u00f3kna polietylenu o doskona\u0142ej przewodno\u015bci cieplnej. Jednak do wdro\u017cenia w przemy\u015ble to by\u0142o zbyt ma\u0142o.<\/p>\n<p><img decoding=\"async\" alt=\"Ch\u0142odnice do procesor\u00f3w mog\u0105 sta\u0107 si\u0119 plastikowe i to nie jest spisek producent\u00f3w.\" src=\"\/wp-content\/uploads\/2019\/05\/7c3ae585ced639a710913d3fd8e9698d.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>Dzi\u015b ten sam zesp\u00f3\u0142 naukowc\u00f3w z MIT opublikowa\u0142 nowy raport dotycz\u0105cy przewodz\u0105cych polimer\u00f3w. W ci\u0105gu ostatnich dziewi\u0119ciu lat wykonano ogromn\u0105 prac\u0119. Zamiast produkcji pojedynczych w\u0142\u00f3kien naukowcy <noindex><\/a>opracowali i stworzyli<\/a><\/noindex> prototypow\u0105 instalacj\u0119 do wytwarzania cienkowarstwowej pow\u0142oki przewodz\u0105cej ciep\u0142o. Co wi\u0119cej, do produkcji przewodz\u0105cych film\u00f3w u\u017cyto nie unikalnych surowc\u00f3w, jak dziewi\u0119\u0107 lat temu, a zwyk\u0142ego komercyjnego proszkowego polietylenu do przemys\u0142u.<\/p>\n<p>W do\u015bwiadczalnym procesie proszek polietylenowy rozpuszcza si\u0119 w cieczy, a nast\u0119pnie mieszanina jest rozpylana na p\u0142ytk\u0119 sch\u0142odzon\u0105 ciek\u0142ym azotem. Nast\u0119pnie materia\u0142 jest podgrzewany i rozci\u0105gany na walcowej maszynie do stanu cienkiej folii, o grubo\u015bci zbli\u017conej do opakowaniowej. Pomiary wykaza\u0142y, \u017ce wytworzona w ten spos\u00f3b folia polietylenowa przewodz\u0105ca ciep\u0142o ma wsp\u00f3\u0142czynnik przewodnictwa cieplnego wynosz\u0105cy 60 W\/(m\u00b7K). Dla por\u00f3wnania, dla stali ten wska\u017anik wynosi 15 W\/(m\u00b7K), a dla zwyk\u0142ego plastiku - 0,1\u20130,5 W\/(m\u00b7K). Najlepszym przewodnikiem ciep\u0142a mo\u017ce poszczyci\u0107 si\u0119 diament - 2000 W\/(m\u00b7K), ale przewy\u017cszenie metali pod wzgl\u0119dem przewodnictwa cieplnego to r\u00f3wnie\u017c du\u017cy osi\u0105gni\u0119cie.<\/p>\n<p><center><\/center><\/p>\n<p>Polimer przewodz\u0105cy ciep\u0142o ma te\u017c szereg innych wa\u017cnych w\u0142a\u015bciwo\u015bci. Ciep\u0142o przewodzone jest bowiem wy\u0142\u0105cznie w jednym kierunku. Wyobra\u017a sobie laptopa lub smartfona, kt\u00f3re odprowadzaj\u0105 ciep\u0142o z procesor\u00f3w bez aktywnego systemu ch\u0142odzenia. Inne istotne obszary zastosowania plastiku przewodz\u0105cego ciep\u0142o mog\u0105 obejmowa\u0107 samochody, systemy ch\u0142odnicze i inne. Plastik nie boi si\u0119 korozji, nie przewodzi elektryczno\u015bci, jest lekki i wytrzyma\u0142y. Wprowadzenie takich materia\u0142\u00f3w do \u017cycia mo\u017ce by\u0107 impulsem do rozwoju przemys\u0142u w wielu bran\u017cach. Chcia\u0142bym, aby\u015bmy nie musieli czeka\u0107 jeszcze dziewi\u0119ciu lat na ten jasny dzie\u0144.<\/p>\n<p><center><\/p>\n<p><\/center><\/p>\n<p>\t\t\t\t<center><br \/>\n\t\t\t\t\t\t\t\t<\/center><br \/>\u0179r\u00f3d\u0142o: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/3dnews.ru\/986734\">3dnews.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0413\u0440\u0443\u043f\u043f\u0430 \u0443\u0447\u0451\u043d\u044b\u0445 \u0438\u0437 \u041c\u0430\u0441\u0441\u0430\u0447\u0443\u0441\u0435\u0442\u0441\u043a\u043e\u0433\u043e \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u0438\u043d\u0441\u0442\u0438\u0442\u0443\u0442\u0430 \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u0435\u0442 \u0443\u0441\u043f\u0435\u0448\u043d\u043e \u0440\u0430\u0431\u043e\u0442\u0430\u0442\u044c \u0432 \u043e\u0447\u0435\u043d\u044c \u0438\u043d\u0442\u0435\u0440\u0435\u0441\u043d\u043e\u043c \u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0438. \u0414\u0435\u0432\u044f\u0442\u044c \u043b\u0435\u0442 \u043d\u0430\u0437\u0430\u0434 \u0432 \u0436\u0443\u0440\u043d\u0430\u043b\u0435 Nature Communications \u0441\u043e\u0442\u0440\u0443\u0434\u043d\u0438\u043a\u0438 MIT \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0438 \u0434\u043e\u043a\u043b\u0430\u0434, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u0441\u043e\u043e\u0431\u0449\u0438\u043b\u0438 \u043e \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u0438\u043d\u0442\u0435\u0440\u0435\u0441\u043d\u043e\u0439 \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u0438 \u043f\u043e \u0440\u0430\u0441\u043f\u0440\u044f\u043c\u043b\u0435\u043d\u0438\u044e \u043c\u043e\u043b\u0435\u043a\u0443\u043b \u043f\u043e\u043b\u0438\u044d\u0442\u0438\u043b\u0435\u043d\u0430. \u0412 \u043e\u0431\u044b\u0447\u043d\u043e\u043c \u0441\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0438 \u043f\u043e\u043b\u0438\u044d\u0442\u0438\u043b\u0435\u043d, \u043a\u0430\u043a \u0438 \u0434\u0440\u0443\u0433\u0438\u0435 \u043f\u043e\u043b\u0438\u043c\u0435\u0440\u044b, \u043f\u043e\u0445\u043e\u0436 \u043d\u0430 \u043a\u0430\u0448\u0443 \u0438\u0437 \u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u0430 \u043a\u043e\u043c\u043a\u043e\u0432 \u0441\u043b\u0438\u043f\u0448\u0438\u0445\u0441\u044f \u0441\u043f\u0430\u0433\u0435\u0442\u0442\u0438. \u042d\u0442\u043e \u0434\u0435\u043b\u0430\u0435\u0442 \u043f\u043e\u043b\u0438\u043c\u0435\u0440 \u043e\u0442\u043b\u0438\u0447\u043d\u044b\u043c [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":24619,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-32845","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0413\u0440\u0443\u043f\u043f\u0430 \u0443\u0447\u0451\u043d\u044b\u0445 \u0438\u0437 \u041c\u0430\u0441\u0441\u0430\u0447\u0443\u0441\u0435\u0442\u0441\u043a\u043e\u0433\u043e \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u0438\u043d\u0441\u0442\u0438\u0442\u0443\u0442\u0430 \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u0435\u0442 \u0443\u0441\u043f\u0435\u0448\u043d\u043e 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