{"id":370226,"date":"2024-06-23T09:59:25","date_gmt":"2024-06-23T08:59:25","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/%eb%8c%80%eb%a5%98-%ea%b0%80%ec%97%b4%ec%9d%98-%ec%9b%90%eb%a6%ac-%ec%84%a4%eb%aa%85\/"},"modified":"2024-06-23T09:59:25","modified_gmt":"2024-06-23T08:59:25","slug":"%eb%8c%80%eb%a5%98-%ea%b0%80%ec%97%b4%ec%9d%98-%ec%9b%90%eb%a6%ac-%ec%84%a4%eb%aa%85","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/ko\/%eb%8c%80%eb%a5%98-%ea%b0%80%ec%97%b4%ec%9d%98-%ec%9b%90%eb%a6%ac-%ec%84%a4%eb%aa%85\/","title":{"rendered":"\ub300\ub958 \uac00\uc5f4\uc758 \uc6d0\ub9ac \uc124\uba85"},"content":{"rendered":"<p class=\"sidekick\">\ub300\ub958 \uac00\uc5f4\uc740 \uc720\uccb4\ub97c \ud1b5\ud574 \uc5f4\uc774 \uc774\ub3d9\ud558\ub294 \ud604\uc0c1\uc73c\ub85c \uc5d0\ub108\uc9c0 \ud6a8\uc728\uc131 \ub192\uc774\uba70, \ub09c\ubc29 \uc2dc\uc2a4\ud15c, \uc804\uc790\uae30\uae30 \ub0c9\uac01 \ub4f1\uc5d0 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/06\/\ub300\ub958_\uac00\uc5f4\uc758_\uc6d0\ub9ac_\uc124\uba85.png\" alt=\"\ub300\ub958 \uac00\uc5f4\uc758 \uc6d0\ub9ac \uc124\uba85\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>\ub300\ub958 \uac00\uc5f4\uc758 \uc6d0\ub9ac \uc124\uba85<\/h2>\n<p>\ub300\ub958 \uac00\uc5f4\uc740 \uc5f4\uc774 \uc804\ub2ec\ub418\ub294 \uae30\ubcf8\uc801\uc778 \ubc29\ubc95 \uc911 \ud558\ub098\ub85c, \uc8fc\ub85c \uc720\uccb4(\uc561\uccb4\ub098 \uae30\uccb4)\ub97c \ud1b5\ud574 \uc5f4\uc774 \uc774\ub3d9\ud558\ub294 \ud604\uc0c1\uc744 \uc124\uba85\ud569\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc740 \uc5d0\ub108\uc9c0 \ud6a8\uc728\uc131\uc744 \ub192\uc774\uace0, \ub2e4\uc591\ud55c \uacf5\ud559 \ubc0f \uc77c\uc0c1 \uc0dd\ud65c \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc774\uc81c \ub300\ub958 \uac00\uc5f4\uc758 \uc6d0\ub9ac\ub97c \uc790\uc138\ud788 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\ub300\ub958\uc758 \uae30\ubcf8 \uc6d0\ub9ac<\/h2>\n<p>\ub300\ub958(convection)\ub294 \uc5f4\uc774 \ub9e4\uac1c\uccb4\ub97c \ud1b5\ud574 \uc774\ub3d9\ud558\ub294 \ubc29\uc2dd \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \ub9e4\uac1c\uccb4\uac00 \uc9c1\uc811 \uc774\ub3d9\ud558\uba70 \uc5f4\uc744 \uc804\ub2ec\ud558\ub294 \uacfc\uc815\uc744 \ub9d0\ud569\ub2c8\ub2e4. \uc774 \ub54c \ub9e4\uac1c\uccb4\ub294 \uc8fc\ub85c \uc561\uccb4(\uc608: \ubb3c)\ub098 \uae30\uccb4(\uc608: \uacf5\uae30)\uc785\ub2c8\ub2e4. \ub300\ub958 \ud604\uc0c1\uc740 \ub450 \uac00\uc9c0 \uc720\ud615, \uc790\uc5f0 \ub300\ub958(natural convection)\uc640 \uac15\uc81c \ub300\ub958(forced convection)\ub85c \ub098\ub20c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li><b>\uc790\uc5f0 \ub300\ub958:<\/b> \uc774\ub294 \uc628\ub3c4 \ucc28\uc774\uc5d0 \uc758\ud574 \uc720\uccb4\uac00 \uc790\uc5f0\uc2a4\ub7fd\uac8c \uc6c0\uc9c1\uc774\uba70 \uc5f4\uc744 \uc804\ub2ec\ud558\ub294 \ubc29\uc2dd\uc785\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ub530\ub73b\ud574\uc9c4 \uacf5\uae30\ub294 \ubc00\ub3c4\uac00 \ub0ae\uc544\uc838 \uc704\ub85c \uc62c\ub77c\uac00\uace0, \ucc28\uac00\uc6cc\uc9c4 \uacf5\uae30\ub294 \ubc00\ub3c4\uac00 \ub192\uc544\uc838 \uc544\ub798\ub85c \uac00\ub77c\uc549\uc73c\uba74\uc11c \uc21c\ud658\uc774 \uc77c\uc5b4\ub0a9\ub2c8\ub2e4.<\/li>\n<li><b>\uac15\uc81c \ub300\ub958:<\/b> \ud32c\uc774\ub098 \ud38c\ud504 \ub4f1 \uc678\ubd80 \uc7a5\uce58\uc5d0 \uc758\ud574 \uc720\uccb4\uac00 \uac15\uc81c\ub85c \uc774\ub3d9\ud558\uc5ec \uc5f4\uc744 \uc804\ub2ec\ud558\ub294 \ubc29\uc2dd\uc785\ub2c8\ub2e4. \ub0c9\uc7a5\uace0\ub098 \uc790\ub3d9\ucc28 \ub77c\ub514\uc5d0\uc774\ud130\uc5d0\uc11c \uc774\ub7ec\ud55c \uc6d0\ub9ac\ub97c \uc27d\uac8c \ucc3e\uc544\ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>\ub300\ub958 \uac00\uc5f4\uc758 \uc218\ud559\uc801 \ubaa8\ub378\ub9c1<\/h2>\n<p>\ub300\ub958 \uac00\uc5f4\uc740 \uc8fc\ub85c \ub274\ud134\uc758 \ub0c9\uac01 \ubc95\uce59(Newton&#8217;s Law of Cooling)\uc744 \ud1b5\ud574 \uc218\ud559\uc801\uc73c\ub85c \ud45c\ud604\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \uc8fc\uc694 \uc218\uc2dd\uc785\ub2c8\ub2e4:<\/p>\n<pre>\nQ = h * A * (T_s - T_f)\n<\/pre>\n<ul>\n<li><b>Q:<\/b> \ub2e8\uc704 \uc2dc\uac04 \ub2f9 \uc804\ub2ec\ub418\ub294 \uc5f4\ub7c9 (W)<\/li>\n<li><b>h:<\/b> \ub300\ub958 \uc5f4 \uc804\ub2ec \uacc4\uc218 (W\/m<sup>2<\/sup>\u00b7K)<\/li>\n<li><b>A:<\/b> \uc5f4\uc774 \uc804\ub2ec\ub418\ub294 \ud45c\uba74\uc801 (m<sup>2<\/sup>)<\/li>\n<li><b>T<sub>s<\/sub>:<\/b> \ud45c\uba74 \uc628\ub3c4 (K)<\/li>\n<li><b>T<sub>f<\/sub>:<\/b> \uc720\uccb4 \uc628\ub3c4 (K)<\/li>\n<\/ul>\n<p>\uc704 \uc218\uc2dd\uc5d0\uc11c \uc54c \uc218 \uc788\ub4ef\uc774, \uc5f4 \uc804\ub2ec \uacc4\uc218(h)\uc640 \ud45c\uba74\uc801(A), \uadf8\ub9ac\uace0 \uc628\ub3c4 \ucc28\uc774(T<sub>s<\/sub> &#8211; T<sub>f<\/sub>)\uac00 \ub300\ub958 \uac00\uc5f4\uc5d0 \ud070 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \ubcc0\uc218\ub4e4\uc785\ub2c8\ub2e4.<\/p>\n<h2>\uc751\uc6a9 \uc608\uc2dc<\/h2>\n<p>\ub300\ub958 \uac00\uc5f4\uc740 \ub2e4\uc591\ud55c \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \uc0ac\uc6a9\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \uba87 \uac00\uc9c0 \uc608\uc2dc\uc785\ub2c8\ub2e4:<\/p>\n<ol>\n<li><b>\ub09c\ubc29 \uc2dc\uc2a4\ud15c:<\/b> \uc5d0\uc5b4\ucee8\uc774\ub098 \ud788\ud130\ub294 \ub300\ub958 \uac00\uc5f4 \uc6d0\ub9ac\ub97c \uc774\uc6a9\ud558\uc5ec \uacf5\uae30\ub97c \ub530\ub73b\ud558\uac8c \ud558\uac70\ub098 \uc2dd\ud799\ub2c8\ub2e4.<\/li>\n<li><b>\uc804\uc790\uae30\uae30 \ub0c9\uac01:<\/b> \ucef4\ud4e8\ud130 CPU\ub098 \uc804\uc790\uae30\uae30\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \uc5f4\uc744 \ubc29\ucd9c\ud558\uae30 \uc704\ud574 \ud32c\uc744 \uc0ac\uc6a9\ud55c \uac15\uc81c \ub300\ub958\uac00 \uc801\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<li><b>\uc790\uc5f0 \ud604\uc0c1:<\/b> \ud574\uc548 \uc9c0\uc5ed\uc5d0\uc11c\uc758 \ud574\ud48d\uacfc \uac19\uc740 \uae30\uc0c1 \ud604\uc0c1\ub3c4 \ub300\ub958 \uc6d0\ub9ac\uc5d0 \uae30\ubc18\ud569\ub2c8\ub2e4. \ub530\ub73b\ud55c \uacf5\uae30\uac00 \uc0c1\uc2b9\ud558\uace0 \ucc28\uac00\uc6b4 \uacf5\uae30\uac00 \uadf8 \uc790\ub9ac\ub97c \uba54\uc6b0\ub294 \ubc29\uc2dd\uc785\ub2c8\ub2e4.<\/li>\n<\/ol>\n<p>\uc774\ucc98\ub7fc \ub300\ub958 \uac00\uc5f4\uc740 \uacf5\ud559, \uc790\uc5f0 \ud604\uc0c1, \uc77c\uc0c1 \uc0dd\ud65c \ub4f1 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uae30\ucd08\uc801\uc778 \uc6d0\ub9ac\uc640 \uc218\ud559\uc801\uc73c\ub85c \ud45c\ud604\ub41c \ubaa8\ub378\uc744 \uc774\ud574\ud558\uba74, \ub300\ub958 \uac00\uc5f4\uc758 \uc801\uc6a9\uacfc \uc124\uacc4\ub97c \ubcf4\ub2e4 \ud6a8\uacfc\uc801\uc73c\ub85c \uc218\ud589\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ub300\ub958 \uac00\uc5f4\uc740 \uc720\uccb4\ub97c \ud1b5\ud574 \uc5f4\uc774 \uc774\ub3d9\ud558\ub294 \ud604\uc0c1\uc73c\ub85c \uc5d0\ub108\uc9c0 \ud6a8\uc728\uc131 \ub192\uc774\uba70, \ub09c\ubc29 \uc2dc\uc2a4\ud15c, \uc804\uc790\uae30\uae30 \ub0c9\uac01 \ub4f1\uc5d0 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\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":"<!-- This site is optimized with the Yoast SEO plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\ub300\ub958 \uac00\uc5f4\uc758 \uc6d0\ub9ac \uc124\uba85<\/title>\n<meta name=\"description\" content=\"\ub300\ub958 \uac00\uc5f4\uc740 \uc720\uccb4\ub97c \ud1b5\ud574 \uc5f4\uc774 \uc774\ub3d9\ud558\ub294 \ud604\uc0c1\uc73c\ub85c \uc5d0\ub108\uc9c0 \ud6a8\uc728\uc131 \ub192\uc774\uba70, \ub09c\ubc29 \uc2dc\uc2a4\ud15c, \uc804\uc790\uae30\uae30 \ub0c9\uac01 \ub4f1\uc5d0 \uc911\uc694\ud55c \uc5ed\ud560\uc744 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