{"id":636254,"date":"2024-08-21T19:48:47","date_gmt":"2024-08-21T18:48:47","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=636254"},"modified":"2024-08-21T19:48:47","modified_gmt":"2024-08-21T18:48:47","slug":"termal-akiskan-sistemleri-isiyi-nasil-iletir","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/tr\/termal-akiskan-sistemleri-isiyi-nasil-iletir\/","title":{"rendered":"Termal Ak\u0131\u015fkan Sistemleri Is\u0131y\u0131 Nas\u0131l \u0130letir?"},"content":{"rendered":"<p class=\"sidekick\">Termal ak\u0131\u015fkan sistemleri \u0131s\u0131n\u0131n maddeler aras\u0131nda nas\u0131l iletildi\u011fini, mekanizmalar\u0131n\u0131 ve g\u00fcnl\u00fck hayattaki uygulamalar\u0131n\u0131 inceleyin.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/termal_akiskan_sistemleri_isiyi_nasil_iletir.png\" alt=\"Termal Ak\u0131\u015fkan Sistemleri Is\u0131y\u0131 Nas\u0131l \u0130letir?\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>Termal Ak\u0131\u015fkan Sistemleri Is\u0131y\u0131 Nas\u0131l \u0130letir?<\/h2>\n<p>Termal m\u00fchendislikte, termal ak\u0131\u015fkan sistemleri \u0131s\u0131n\u0131n ta\u015f\u0131nmas\u0131 ve da\u011f\u0131t\u0131lmas\u0131 i\u00e7in kullan\u0131l\u0131r. Bu sistemler bir\u00e7ok end\u00fcstriyel uygulamada hayati rol oynar. Is\u0131 iletimi \u00fc\u00e7 temel yol ile ger\u00e7ekle\u015fir: iletim, ta\u015f\u0131n\u0131m ve \u0131\u015f\u0131n\u0131m. Ancak termal ak\u0131\u015fkan sistemlerinde en \u00f6nemli iki mekanizma iletim ve ta\u015f\u0131n\u0131md\u0131r.<\/p>\n<h2>Is\u0131 \u0130letimi<\/h2>\n<p>Is\u0131 iletimi, bir malzemenin molek\u00fclleri aras\u0131ndaki enerji aktar\u0131m\u0131d\u0131r. Bu aktar\u0131m, s\u0131cakl\u0131k gradyan\u0131 boyunca (s\u0131cakl\u0131k fark\u0131) ger\u00e7ekle\u015fir. Fourier&#8217;nin Is\u0131 \u0130letim Yasas\u0131 bu s\u00fcreci a\u00e7\u0131klar:<\/p>\n<p><i>\u201dBir malzemenin bir y\u00fczeyine uygulanan s\u0131cakl\u0131k fark\u0131, di\u011fer y\u00fczeye do\u011fru \u0131s\u0131 aktar\u0131m\u0131 sa\u011flar.\u201d<\/i><\/p>\n<ul>\n<li><b>Fourier&#8217;nin Kanunu:<\/b> <i>q = -k * A * (dT\/dx)<\/i><\/li>\n<\/ul>\n<p>Burada:<\/p>\n<ul>\n<li><b>q:<\/b> Is\u0131 aktar\u0131m h\u0131z\u0131 (W)<\/li>\n<li><b>k:<\/b> Malzemenin \u0131s\u0131l iletkenli\u011fi (W\/m\u00b7K)<\/li>\n<li><b>A:<\/b> Is\u0131 aktar\u0131m y\u00fczeyi alan\u0131 (m<sup>2<\/sup>)<\/li>\n<li><b>dT\/dx:<\/b> S\u0131cakl\u0131k gradyan\u0131 (K\/m)<\/li>\n<\/ul>\n<h2>Is\u0131 Ta\u015f\u0131n\u0131m\u0131<\/h2>\n<p>Is\u0131 ta\u015f\u0131n\u0131m\u0131, bir ak\u0131\u015fkan\u0131n (s\u0131v\u0131 veya gaz) hareketiyle ger\u00e7ekle\u015fen \u0131s\u0131 aktar\u0131m\u0131d\u0131r. Bu s\u00fcre\u00e7 John Reynolds taraf\u0131ndan tan\u0131mlanan iki tipe ayr\u0131l\u0131r: serbest ve zorlanm\u0131\u015f ta\u015f\u0131n\u0131m.<\/p>\n<h3>Serbest Ta\u015f\u0131n\u0131m<\/h3>\n<p>Serbest ta\u015f\u0131n\u0131m, ak\u0131\u015fkan\u0131n yo\u011funluk farklar\u0131 nedeniyle do\u011fal olarak hareket etti\u011fi durumlard\u0131r. S\u0131cak hava y\u00fckselmeye ve so\u011fuk hava \u00e7\u00f6kmeye e\u011filimlidir.<\/p>\n<ul>\n<li><b>\u00d6rnek:<\/b> Bir radyat\u00f6r\u00fcn etraf\u0131ndaki do\u011fal hava ak\u0131mlar\u0131.<\/li>\n<\/ul>\n<h3>Zorlanm\u0131\u015f Ta\u015f\u0131n\u0131m<\/h3>\n<p>Zorlanm\u0131\u015f ta\u015f\u0131n\u0131m, bir pompa, fan veya ba\u015fka bir mekanik cihaz ile ak\u0131\u015fkan\u0131n hareket ettirildi\u011fi durumdur. Bu mekanizma genellikle daha y\u00fcksek \u0131s\u0131 aktar\u0131m h\u0131zlar\u0131na ula\u015fmak i\u00e7in kullan\u0131l\u0131r.<\/p>\n<ul>\n<li><b>\u00d6rnek:<\/b> Araba radyat\u00f6rlerindeki fan sistemi.<\/li>\n<\/ul>\n<p>Newton\u2019un So\u011fuma Yasas\u0131 zorlanm\u0131\u015f ta\u015f\u0131n\u0131m\u0131 a\u00e7\u0131klamak i\u00e7in kullan\u0131l\u0131r:<\/p>\n<ul>\n<li><b>Newton\u2019un So\u011fuma Yasas\u0131:<\/b> <i>q = h * A * (T<sub>s<\/sub> &#8211; T<sub>\u221e<\/sub>)<\/i><\/li>\n<\/ul>\n<p>Burada:<\/p>\n<ul>\n<li><b>q:<\/b> Is\u0131 aktar\u0131m h\u0131z\u0131 (W)<\/li>\n<li><b>h:<\/b> Ta\u015f\u0131n\u0131m \u0131s\u0131 transfer katsay\u0131s\u0131 (W\/m<sup>2<\/sup>\u00b7K)<\/li>\n<li><b>A:<\/b> Is\u0131 aktar\u0131m y\u00fczeyi alan\u0131 (m<sup>2<\/sup>)<\/li>\n<li><b>T<sub>s<\/sub>:<\/b> Y\u00fczey s\u0131cakl\u0131\u011f\u0131 (K)<\/li>\n<li><b>T<sub>\u221e<\/sub>:<\/b> Ak\u0131\u015fkan\u0131n s\u0131cakl\u0131\u011f\u0131 (K)<\/li>\n<\/ul>\n<h2>Sonu\u00e7<\/h2>\n<p>Termal ak\u0131\u015fkan sistemleri, karma\u015f\u0131k s\u00fcre\u00e7lerde \u0131s\u0131y\u0131 etkili bir \u015fekilde aktararak end\u00fcstriyel verimlili\u011fi artt\u0131r\u0131r. \u0130letim ve ta\u015f\u0131n\u0131m mekanizmalar\u0131n\u0131n do\u011fru anla\u015f\u0131lmas\u0131 ve uygulanmas\u0131, m\u00fchendislerin daha etkin ve enerji tasarruflu sistemler tasarlamas\u0131na yard\u0131mc\u0131 olur.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Termal ak\u0131\u015fkan sistemleri \u0131s\u0131n\u0131n maddeler aras\u0131nda nas\u0131l iletildi\u011fini, mekanizmalar\u0131n\u0131 ve g\u00fcnl\u00fck hayattaki uygulamalar\u0131n\u0131 inceleyin.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[131],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.4 - 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