{"id":361424,"date":"2024-06-22T12:01:07","date_gmt":"2024-06-22T11:01:07","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/%eb%8b%a4%ea%b3%b5%ec%84%b1-%eb%a7%a4%ec%b2%b4%ec%97%90%ec%84%9c%ec%9d%98-%eb%8c%80%eb%a5%98-%ec%97%b4-%ec%a0%84%eb%8b%ac\/"},"modified":"2024-06-22T12:01:07","modified_gmt":"2024-06-22T11:01:07","slug":"%eb%8b%a4%ea%b3%b5%ec%84%b1-%eb%a7%a4%ec%b2%b4%ec%97%90%ec%84%9c%ec%9d%98-%eb%8c%80%eb%a5%98-%ec%97%b4-%ec%a0%84%eb%8b%ac","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/ko\/%eb%8b%a4%ea%b3%b5%ec%84%b1-%eb%a7%a4%ec%b2%b4%ec%97%90%ec%84%9c%ec%9d%98-%eb%8c%80%eb%a5%98-%ec%97%b4-%ec%a0%84%eb%8b%ac\/","title":{"rendered":"\ub2e4\uacf5\uc131 \ub9e4\uccb4\uc5d0\uc11c\uc758 \ub300\ub958 \uc5f4 \uc804\ub2ec"},"content":{"rendered":"

\ub2e4\uacf5\uc131 \ub9e4\uccb4\uc5d0\uc11c\uc758 \ub300\ub958 \uc5f4 \uc804\ub2ec\uc740 \uc5f4\uacf5\ud559 \uc911\uc694 \uc8fc\uc81c\uc73c\ub85c, \uc2a4\ud380\uc9c0\ub098 \ud65c\uc131\ud0c4 \ub4f1 \ub2e4\uacf5\uc131 \ubb3c\uc9c8\uc744 \ud1b5\ud574 \uc720\uccb4\uac00 \uc774\ub3d9\ud558\uba70 \uc5f4\uc774 \uc804\ub2ec\ub418\ub294 \uacfc\uc815\uc785\ub2c8\ub2e4.<\/p>\n

\"\ub2e4\uacf5\uc131<\/p>\n

\ub2e4\uacf5\uc131 \ub9e4\uccb4\uc5d0\uc11c\uc758 \ub300\ub958 \uc5f4 \uc804\ub2ec<\/h2>\n

\ub2e4\uacf5\uc131 \ub9e4\uccb4\uc5d0\uc11c\uc758 \ub300\ub958 \uc5f4 \uc804\ub2ec\uc740 \uc5f4\uacf5\ud559(thermal engineering)\uc5d0\uc11c \uc911\uc694\ud55c \uc8fc\uc81c \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \ub2e4\uacf5\uc131 \ub9e4\uccb4\ub294 \ub2e4\uc218\uc758 \uc791\uc740 \uad6c\uba4d\uc774\ub098 \uae30\uacf5\uc744 \uac16\uace0 \uc788\ub294 \ubb3c\uc9c8\ub85c, \uc2a4\ud380\uc9c0\ub098 \ud65c\uc131\ud0c4 \uac19\uc740 \uac83\uc774 \uadf8 \uc608\uc2dc\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ub9e4\uccb4\ub294 \ub9ce\uc740 \uc0b0\uc5c5 \ubd84\uc57c\uc5d0\uc11c \uc5f4 \uad00\ub9ac \ubc0f \uc804\ub2ec\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n

\ub300\ub958 \uc5f4 \uc804\ub2ec\uc758 \uae30\ubcf8 \uac1c\ub150<\/h2>\n

\ub300\ub958 \uc5f4 \uc804\ub2ec\uc774\ub780 \uc720\uccb4(\uc561\uccb4\ub098 \uae30\uccb4)\uc758 \uc6c0\uc9c1\uc784\uc744 \ud1b5\ud574 \uc5f4\uc774 \uc804\ub2ec\ub418\ub294 \ud604\uc0c1\uc744 \ub9d0\ud569\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc740 \ub450 \uac00\uc9c0\ub85c \ub098\ub269\ub2c8\ub2e4:<\/p>\n

<\/p>\n

  • \uc790\uc5f0 \ub300\ub958: \uc628\ub3c4 \ucc28\uc774\uc5d0 \uc758\ud574 \uc790\uc5f0\uc2a4\ub7fd\uac8c \ubc1c\uc0dd\ud558\ub294 \uc720\uccb4\uc758 \ud750\ub984<\/li>\n
  • \uac15\uc81c \ub300\ub958: \uc678\ubd80 \uc7a5\uce58(\uc608: \ud38c\ud504\ub098 \ud32c)\ub97c \uc0ac\uc6a9\ud574 \uc720\uccb4\ub97c \uac15\uc81c\ub85c \uc774\ub3d9\uc2dc\ud0a4\ub294 \ubc29\uc2dd<\/li>\n

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

    \ub2e4\uacf5\uc131 \ub9e4\uccb4\uc5d0\uc11c\uc758 \ub300\ub958<\/h2>\n

    \ub2e4\uacf5\uc131 \ub9e4\uccb4\uc5d0\uc11c \ub300\ub958 \uc5f4 \uc804\ub2ec\uc740 \ub2e4\uc18c \ubcf5\uc7a1\ud569\ub2c8\ub2e4. \ub2e4\uacf5\uc131 \ub9e4\uccb4 \ub0b4\ubd80\uc758 \uae30\uacf5\ub4e4\uc740 \uc720\uccb4\ub97c \ub04c\uc5b4\ub4e4\uc5ec \ud718\ubc1c\uc131 \uc720\uccb4\uc758 \ud750\ub984\uc744 \ubcc0\ud654\uc2dc\ud0a4\uac8c \ub429\ub2c8\ub2e4. \uc774\ub85c \uc778\ud574 \uc5ec\ub7ec \uac00\uc9c0 \ubcc0\uc218\ub4e4\uc774 \ub300\ub958 \uc5f4 \uc804\ub2ec\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\uac8c \ub429\ub2c8\ub2e4:<\/p>\n

    <\/p>\n

  • \uae30\uacf5 \ud06c\uae30<\/li>\n
  • \uae30\uacf5 \ubd84\ud3ec<\/li>\n
  • \uc720\uccb4\uc758 \uc810\ub3c4 \ubc0f \ubc00\ub3c4<\/li>\n
  • \uc628\ub3c4 \ucc28\uc774<\/li>\n

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

    \ub300\ub958 \uc5f4 \uc804\ub2ec \ubc29\uc815\uc2dd<\/h2>\n

    \ub2e4\uacf5\uc131 \ub9e4\uccb4\uc5d0\uc11c\uc758 \ub300\ub958 \uc5f4 \uc804\ub2ec\uc744 \uc218\uc2dd\uc73c\ub85c \ud45c\ud604\ud558\uba74 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. \uae30\ubcf8\uc801\uc778 \uc5f4 \uc804\ub2ec \ubc29\uc815\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n

    q = hA(T_s – T_\\infty)<\/i><\/p>\n

    \uc5ec\uae30\uc11c:<\/p>\n

    <\/p>\n

  • q<\/i>: \uc5f4 \uc804\ub2ec\ub960 (W)<\/li>\n
  • h<\/i>: \ub300\ub958 \uc5f4 \uc804\ub2ec \uacc4\uc218 (W\/m2<\/sup>K)<\/li>\n
  • A<\/i>: \uc5f4 \uc804\ub2ec \uba74\uc801 (m2<\/sup>)<\/li>\n
  • T_s<\/i>: \uace0\uccb4 \ud45c\uba74 \uc628\ub3c4 (K)<\/li>\n
  • T_\\infty<\/i>: \uc720\uccb4\uc758 \ub300\ub958 \uc628\ub3c4 (K)<\/li>\n

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

    \ub2e4\uacf5\uc131 \ub9e4\uccb4\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec\uc740 Darcy\uc758 \ubc95\uce59\uacfc \uc801\uc808\ud55c \uc5d0\ub108\uc9c0 \ubc29\uc815\uc2dd\uc744 \uc0ac\uc6a9\ud558\uc5ec \ubcf4\ub2e4 \uad6c\uccb4\uc801\uc73c\ub85c \ubaa8\ub378\ub9c1\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. Darcy\uc758 \ubc95\uce59\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n

    u = -\\frac{k}{\\mu} \\nabla P<\/i><\/p>\n

    \uc5ec\uae30\uc11c:<\/p>\n

    <\/p>\n

  • u<\/i>: \uc720\ub7c9 \uc18d\ub3c4 (m\/s)<\/li>\n
  • k<\/i>: \ud22c\uacfc\uc131 (m2<\/sup>)<\/li>\n
  • \\mu<\/i>: \uc720\uccb4\uc758 \uc810\ub3c4 (Pa\u00b7s)<\/li>\n
  • \\nabla P<\/i>: \uc555\ub825 \uae30\uc6b8\uae30 (Pa\/m)<\/li>\n

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

    \uc751\uc6a9 \ubd84\uc57c<\/h2>\n

    \ub2e4\uacf5\uc131 \ub9e4\uccb4\uc5d0\uc11c\uc758 \ub300\ub958 \uc5f4 \uc804\ub2ec\uc740 \ub2e4\uc591\ud55c \uc0b0\uc5c5\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \uc8fc\uc694 \uc751\uc6a9 \ubd84\uc57c\ub4e4\uc785\ub2c8\ub2e4:<\/p>\n

    <\/p>\n

  • \uc5f4 \uad50\ud658\uae30<\/li>\n
  • \ucd09\ub9e4 \ubc18\uc751\uae30<\/li>\n
  • \uc9c0\uc5f4 \uc5d0\ub108\uc9c0 \uc2dc\uc2a4\ud15c<\/li>\n
  • \uc218\ubd84 \uc81c\uac70 \uc2dc\uc2a4\ud15c (\uc608: \uac74\uc870 \uc7a5\uce58)<\/li>\n

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

    \uc774\uc640 \uac19\uc774 \ub2e4\uacf5\uc131 \ub9e4\uccb4\uc640 \uad00\ub828\ub41c \ub300\ub958 \uc5f4 \uc804\ub2ec \uae30\uc220\uc740 \ud604\ub300 \uc0b0\uc5c5 \uc0ac\ud68c\uc5d0\uc11c \uc911\uc694\ud55c \uae30\uc220\uc801 \ub3c4\uc804 \uacfc\uc81c \uc911 \ud558\ub098\ub85c, \uc9c0\uc18d\uc801\uc778 \uc5f0\uad6c\uc640 \uac1c\ubc1c\uc774 \uc774\ub8e8\uc5b4\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"

    \ub2e4\uacf5\uc131 \ub9e4\uccb4\uc5d0\uc11c\uc758 \ub300\ub958 \uc5f4 \uc804\ub2ec\uc740 \uc5f4\uacf5\ud559 \uc911\uc694 \uc8fc\uc81c\uc73c\ub85c, \uc2a4\ud380\uc9c0\ub098 \ud65c\uc131\ud0c4 \ub4f1 \ub2e4\uacf5\uc131 \ubb3c\uc9c8\uc744 \ud1b5\ud574 \uc720\uccb4\uac00 \uc774\ub3d9\ud558\uba70 \uc5f4\uc774 \uc804\ub2ec\ub418\ub294 \uacfc\uc815\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[124],"tags":[],"yoast_head":"\n\ub2e4\uacf5\uc131 \ub9e4\uccb4\uc5d0\uc11c\uc758 \ub300\ub958 \uc5f4 \uc804\ub2ec<\/title>\n<meta name=\"description\" content=\"\ub2e4\uacf5\uc131 \ub9e4\uccb4\uc5d0\uc11c\uc758 \ub300\ub958 \uc5f4 \uc804\ub2ec\uc740 \uc5f4\uacf5\ud559 \uc911\uc694 \uc8fc\uc81c\uc73c\ub85c, \uc2a4\ud380\uc9c0\ub098 \ud65c\uc131\ud0c4 \ub4f1 \ub2e4\uacf5\uc131 \ubb3c\uc9c8\uc744 \ud1b5\ud574 \uc720\uccb4\uac00 \uc774\ub3d9\ud558\uba70 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