{"id":655709,"date":"2024-10-01T07:26:58","date_gmt":"2024-10-01T06:26:58","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=655709"},"modified":"2024-10-01T07:26:58","modified_gmt":"2024-10-01T06:26:58","slug":"yangin-ve-duman-yayiliminin-akiskanlar-mekanigi","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/tr\/yangin-ve-duman-yayiliminin-akiskanlar-mekanigi\/","title":{"rendered":"Yang\u0131n ve Duman Yay\u0131l\u0131m\u0131n\u0131n Ak\u0131\u015fkanlar Mekani\u011fi"},"content":{"rendered":"

Yang\u0131n ve Duman Yay\u0131l\u0131m\u0131n\u0131n Ak\u0131\u015fkanlar Mekani\u011fi: Yang\u0131n s\u0131ras\u0131nda duman ve \u0131s\u0131n\u0131n nas\u0131l hareket etti\u011fini anlamaya yard\u0131mc\u0131 olan termal m\u00fchendislik ilkeleri.<\/p>\n

\"Yang\u0131n<\/p>\n

Yang\u0131n ve Duman Yay\u0131l\u0131m\u0131n\u0131n Ak\u0131\u015fkanlar Mekani\u011fi<\/h2>\n

Is\u0131n\u0131n yay\u0131lmas\u0131 ve duman\u0131n hareketi, yang\u0131n s\u0131ras\u0131nda \u00f6nemli bir fakt\u00f6rd\u00fcr ve bu, ak\u0131\u015fkanlar mekani\u011fi ile yak\u0131ndan ili\u015fkilidir. Yang\u0131n ve duman yay\u0131l\u0131m\u0131n\u0131n anla\u015f\u0131lmas\u0131 ve y\u00f6netilmesi, hem g\u00fcvenlik hem de yap\u0131 tasar\u0131m\u0131 a\u00e7\u0131s\u0131ndan kritik \u00f6neme sahiptir.<\/p>\n

Yang\u0131n ve Is\u0131 Transferi<\/h2>\n

Yang\u0131n s\u0131ras\u0131nda meydana gelen \u0131s\u0131 transferi \u00fc\u00e7 ana yolla ger\u00e7ekle\u015fir:<\/p>\n

<\/p>\n

  • \u0130letim:<\/b> Is\u0131, kat\u0131 maddeler arac\u0131l\u0131\u011f\u0131yla molek\u00fcl molek\u00fcl transfer edilir. \u00d6rne\u011fin, bir demir \u00e7ubu\u011fun biri ucu \u0131s\u0131t\u0131ld\u0131\u011f\u0131nda di\u011fer ucu da zamanla \u0131s\u0131n\u0131r.<\/li>\n
  • Konveksiyon:<\/b> Is\u0131, s\u0131v\u0131lar ve gazlar arac\u0131l\u0131\u011f\u0131yla ta\u015f\u0131n\u0131r. Yang\u0131n s\u0131ras\u0131nda s\u0131cak hava y\u00fckselir ve so\u011fuk hava bu bo\u015flu\u011fu doldurur, b\u00f6ylece bir d\u00f6ng\u00fc olu\u015fur.<\/li>\n
  • I\u015f\u0131ma:<\/b> Is\u0131, elektromanyetik dalgalar arac\u0131l\u0131\u011f\u0131yla yay\u0131l\u0131r. Yang\u0131n s\u0131ras\u0131nda \u00e7evreye yay\u0131lan k\u0131z\u0131l\u00f6tesi \u0131\u015f\u0131nlar bu t\u00fcr bir \u0131s\u0131 transferine \u00f6rnektir.<\/li>\n

    <\/u1><\/p>\n

    Duman Yay\u0131l\u0131m\u0131 ve Ak\u0131\u015fkanlar Mekani\u011fi<\/h2>\n

    Duman, yang\u0131n s\u0131ras\u0131nda \u00e7\u0131kan gazlar\u0131n ve partik\u00fcllerin bir kar\u0131\u015f\u0131m\u0131d\u0131r. Duman yay\u0131l\u0131m\u0131, ak\u0131\u015fkanlar mekani\u011fi ilkelerine g\u00f6re incelenir ve bu s\u00fcre\u00e7 birka\u00e7 fakt\u00f6rden etkilenir:<\/p>\n

    Laminar ve T\u00fcrb\u00fclansl\u0131 Ak\u0131\u015f<\/h3>\n

    Duman hareketi, laminar (d\u00fczg\u00fcn) ya da t\u00fcrb\u00fclansl\u0131 (d\u00fczensiz) ak\u0131\u015f olarak s\u0131n\u0131fland\u0131r\u0131labilir:<\/p>\n

    <\/p>\n

  • Laminar Ak\u0131\u015f:<\/b> Duman\u0131n d\u00fcz ve paralele yak\u0131n yollar izledi\u011fi durumlard\u0131r. Bu genellikle d\u00fc\u015f\u00fck h\u0131zlarda ve d\u00fczg\u00fcn geometrilerde meydana gelir.<\/li>\n
  • T\u00fcrb\u00fclansl\u0131 Ak\u0131\u015f:<\/b> Duman, d\u00fczensiz yollar izler ve h\u0131zla kar\u0131\u015f\u0131r. Bu, y\u00fcksek h\u0131zlarda ve karma\u015f\u0131k geometrilerde yayg\u0131n olarak g\u00f6r\u00fcl\u00fcr.<\/li>\n

    <\/u1><\/p>\n

    Bernoulli \u0130lkesi<\/h3>\n

    Bernoulli ilkesi, ak\u0131\u015fkan\u0131n bas\u0131nc\u0131 ile h\u0131z\u0131 aras\u0131ndaki ili\u015fkiyi tan\u0131mlar. Bu ilkeye g\u00f6re, ak\u0131\u015fkan\u0131n h\u0131z\u0131 artt\u0131k\u00e7a bas\u0131nc\u0131 d\u00fc\u015fer. Yang\u0131n esnas\u0131nda s\u0131cak hava ve duman y\u00fckselirken a\u015fa\u011f\u0131daki form\u00fcl\u00fc kullanabiliriz:<\/p>\n

    P + \\frac{1}{2} \\rho v^2 + \\rho g h = sabit<\/p>\n

      \n
    • P:<\/b> Ak\u0131\u015fkan\u0131n bas\u0131nc\u0131<\/li>\n
    • \u03c1 (rho):<\/b> Ak\u0131\u015fkan\u0131n yo\u011funlu\u011fu<\/li>\n
    • v:<\/b> Ak\u0131\u015fkan\u0131n h\u0131z\u0131<\/li>\n
    • g:<\/b> Yer\u00e7ekimi ivmesi<\/li>\n
    • h:<\/b> Y\u00fckseklik<\/li>\n<\/ul>\n

      S\u0131cakl\u0131k ve Yo\u011funluk Farkl\u0131l\u0131klar\u0131<\/h2>\n

      Yang\u0131n s\u0131ras\u0131nda s\u0131cakl\u0131k art\u0131\u015f\u0131, duman\u0131n yo\u011funlu\u011funu etkiler. Artan s\u0131cakl\u0131k, havan\u0131n yo\u011funlu\u011funu azalt\u0131r ve bu da s\u0131cak havan\u0131n y\u00fckselmesine neden olur. B\u00f6ylece, duman\u0131n yukar\u0131 do\u011fru hareketi ve yay\u0131l\u0131m\u0131 ger\u00e7ekle\u015fir.<\/p>\n

      Duman Kontrol Sistemleri<\/h2>\n

      Binalarda yang\u0131n g\u00fcvenli\u011fini sa\u011flamak i\u00e7in \u00e7e\u015fitli duman kontrol sistemleri kullan\u0131l\u0131r. Bu sistemler, ak\u0131\u015fkanlar mekani\u011fi prensiplerine dayanarak tasarlan\u0131r:<\/p>\n

      <\/p>\n

    • Havaland\u0131rma Sistemleri:<\/b> Duman\u0131n h\u0131zl\u0131ca tahliye edilmesini sa\u011flar.<\/li>\n
    • Bariyerler:<\/b> Yang\u0131n kap\u0131lar\u0131 ve duman perdeleri, duman\u0131n yay\u0131lmas\u0131n\u0131 engeller.<\/li>\n
    • Bas\u0131n\u00e7land\u0131rma Sistemleri:<\/b> Merdiven bo\u015fluklar\u0131 gibi alanlarda pozitif bas\u0131n\u00e7 olu\u015fturarak duman\u0131n bu alanlara giri\u015fini engeller.<\/li>\n

      <\/u1><\/p>\n

      Yang\u0131n ve duman yay\u0131l\u0131m\u0131 ak\u0131\u015fkanlar mekani\u011fi prensiplerine g\u00f6re anla\u015f\u0131l\u0131r ve y\u00f6netilir. Yap\u0131lar\u0131n g\u00fcvenli\u011fini art\u0131rmak i\u00e7in bu s\u00fcre\u00e7lerin do\u011fru bir \u015fekilde analiz edilmesi gereklidir.<\/p>\n","protected":false},"excerpt":{"rendered":"

      Yang\u0131n ve Duman Yay\u0131l\u0131m\u0131n\u0131n Ak\u0131\u015fkanlar Mekani\u011fi: Yang\u0131n s\u0131ras\u0131nda duman ve \u0131s\u0131n\u0131n nas\u0131l hareket etti\u011fini anlamaya yard\u0131mc\u0131 olan termal m\u00fchendislik ilkeleri.<\/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":"\nYang\u0131n ve Duman Yay\u0131l\u0131m\u0131n\u0131n Ak\u0131\u015fkanlar Mekani\u011fi<\/title>\n<meta name=\"description\" content=\"Yang\u0131n ve Duman Yay\u0131l\u0131m\u0131n\u0131n Ak\u0131\u015fkanlar Mekani\u011fi: Yang\u0131n s\u0131ras\u0131nda duman ve \u0131s\u0131n\u0131n nas\u0131l hareket etti\u011fini anlamaya yard\u0131mc\u0131 olan termal m\u00fchendislik ilkeleri.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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