{"id":370534,"date":"2024-06-23T10:03:26","date_gmt":"2024-06-23T09:03:26","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/%ec%97%b4-%ec%8b%9c%ec%8a%a4%ed%85%9c%ec%97%90%ec%84%9c%ec%9d%98-%ec%97%b4-%ec%a0%84%eb%8b%ac-%ec%84%a4%eb%aa%85\/"},"modified":"2024-06-23T10:03:26","modified_gmt":"2024-06-23T09:03:26","slug":"%ec%97%b4-%ec%8b%9c%ec%8a%a4%ed%85%9c%ec%97%90%ec%84%9c%ec%9d%98-%ec%97%b4-%ec%a0%84%eb%8b%ac-%ec%84%a4%eb%aa%85","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/ko\/%ec%97%b4-%ec%8b%9c%ec%8a%a4%ed%85%9c%ec%97%90%ec%84%9c%ec%9d%98-%ec%97%b4-%ec%a0%84%eb%8b%ac-%ec%84%a4%eb%aa%85\/","title":{"rendered":"\uc5f4 \uc2dc\uc2a4\ud15c\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec \uc124\uba85"},"content":{"rendered":"<p class=\"sidekick\">\uc5f4 \uc804\ub2ec\uc758 \uc138 \uac00\uc9c0 \ubc29\ubc95, \uc804\ub3c4, \ub300\ub958, \ubcf5\uc0ac\uc5d0 \ub300\ud574 \uc124\uba85\ud558\uba70 \uc5f4 \uc2dc\uc2a4\ud15c\uc758 \uc5d0\ub108\uc9c0 \uc774\ub3d9 \uc6d0\ub9ac\uc640 \uac01 \ubc29\ubc95\uc758 \uacf5\uc2dd \ubc0f \uc608\uc2dc\ub97c \ub2e4\ub8f9\ub2c8\ub2e4.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/06\/\uc5f4_\uc2dc\uc2a4\ud15c\uc5d0\uc11c\uc758_\uc5f4_\uc804\ub2ec_\uc124\uba85.png\" alt=\"\uc5f4 \uc2dc\uc2a4\ud15c\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec \uc124\uba85\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>\uc5f4 \uc2dc\uc2a4\ud15c\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec \uc124\uba85<\/h2>\n<p>\uc5f4 \uc2dc\uc2a4\ud15c\uc740 \uc5d0\ub108\uc9c0\uac00 \uc5f4\uc758 \ud615\ud0dc\ub85c \uc804\ub2ec\ub418\ub294 \uc2dc\uc2a4\ud15c\uc785\ub2c8\ub2e4. \uc5f4 \uc804\ub2ec\uc740 \uc8fc\ub85c \uc138 \uac00\uc9c0 \ubc29\ubc95\uc744 \ud1b5\ud574 \uc774\ub8e8\uc5b4\uc9c0\uba70, \uac01\uac01\uc758 \ubc29\ubc95\uc740 \uace0\uc720\ud55c \ubb3c\ub9ac\uc801 \uc6d0\ub9ac\ub97c \ub530\ub985\ub2c8\ub2e4. \uc5ec\uae30\uc11c\ub294 \uc5f4 \uc804\ub2ec\uc758 \uc138 \uac00\uc9c0 \uc8fc\uc694 \ubc29\ubc95\uc778 \uc804\ub3c4, \ub300\ub958, \ubcf5\uc0ac\uc5d0 \ub300\ud574 \uc124\uba85\ud558\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>1. \uc804\ub3c4 (Conduction)<\/h2>\n<p>\uc804\ub3c4\ub294 \uace0\uccb4 \ubb3c\uc9c8\uc744 \ud1b5\ud574 \uc5f4\uc774 \uc804\ub2ec\ub418\ub294 \uacfc\uc815\uc785\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc740 \uc8fc\ub85c \ubd84\uc790\uc640 \ubd84\uc790 \uc0ac\uc774\uc758 \uc0c1\ud638\uc791\uc6a9\uc744 \ud1b5\ud574 \uc774\ub8e8\uc5b4\uc9d1\ub2c8\ub2e4. \uc804\ub3c4\ub294 \uace0\uc628 \uc9c0\uc5ed\uc5d0\uc11c \uc800\uc628 \uc9c0\uc5ed\uc73c\ub85c \uc5f4 \uc5d0\ub108\uc9c0\uac00 \uc774\ub3d9\ud558\uba74\uc11c \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\uc608: \uae08\uc18d \ub9c9\ub300\ub97c \ubd88 \uc704\uc5d0 \ub193\uc73c\uba74 \ub9c9\ub300 \uc804\uccb4\uac00 \ub728\uac70\uc6cc\uc9c0\ub294 \ud604\uc0c1.<\/li>\n<\/ul>\n<p>\uc804\ub3c4 \uc5f4 \uc804\ub2ec\uc758 \uae30\ubcf8 \uacf5\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<p>Q = k * A * \\(\\frac{dT}{dx}\\)<\/p>\n<p>\uc5ec\uae30\uc11c,<\/p>\n<ul>\n<li>Q\ub294 \uc804\ub2ec\ub41c \uc5f4 \uc5d0\ub108\uc9c0 (W)<\/li>\n<li>k\ub294 \uc18c\uc7ac\uc758 \uc5f4\uc804\ub3c4\uc728 (W\/m\u00b7K)<\/li>\n<li>A\ub294 \uc5f4\uc774 \uc804\ub2ec\ub418\ub294 \uba74\uc801 (m<sup>2<\/sup>)<\/li>\n<li>dT\ub294 \uc628\ub3c4 \ucc28\uc774 (K)<\/li>\n<li>dx\ub294 \ub450 \uc9c0\uc810 \uc0ac\uc774\uc758 \uac70\ub9ac (m)<\/li>\n<\/ul>\n<h2>2. \ub300\ub958 (Convection)<\/h2>\n<p>\ub300\ub958\ub294 \uc720\uccb4(\uc561\uccb4\uc640 \uae30\uccb4)\ub97c \ud1b5\ud574 \uc5f4\uc774 \uc804\ub2ec\ub418\ub294 \uacfc\uc815\uc785\ub2c8\ub2e4. \uc720\uccb4\uc758 \uc6c0\uc9c1\uc784\uc744 \ud1b5\ud574 \uc5f4\uc774 \uc774\ub3d9\ud558\uba70, \uc790\uc5f0\ub300\ub958\uc640 \uac15\uc81c\ub300\ub958\ub85c \uad6c\ubd84\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\uc790\uc5f0\ub300\ub958: \uc720\uccb4\uc758 \ubc00\ub3c4 \ucc28\uc774\uc5d0 \uc758\ud574 \ubc1c\uc0dd\ud558\ub294 \ub300\ub958<\/li>\n<li>\uac15\uc81c\ub300\ub958: \ud38c\ud504\ub098 \ud32c\uacfc \uac19\uc740 \uae30\uacc4\uc801 \uc7a5\uce58\uc5d0 \uc758\ud574 \ubc1c\uc0dd\ud558\ub294 \ub300\ub958<\/li>\n<\/ul>\n<p>\ub300\ub958 \uc5f4 \uc804\ub2ec\uc758 \uae30\ubcf8 \uacf5\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<p>Q = h * A * \\(\\Delta T\\)<\/p>\n<p>\uc5ec\uae30\uc11c,<\/p>\n<ul>\n<li>Q\ub294 \uc804\ub2ec\ub41c \uc5f4 \uc5d0\ub108\uc9c0 (W)<\/li>\n<li>h\ub294 \ub300\ub958 \uc5f4 \uc804\ub2ec \uacc4\uc218 (W\/m<sup>2<\/sup>\u00b7K)<\/li>\n<li>A\ub294 \uc5f4\uc774 \uc804\ub2ec\ub418\ub294 \uba74\uc801 (m<sup>2<\/sup>)<\/li>\n<li>\\(\\Delta T\\)\ub294 \uc628\ub3c4 \ucc28\uc774 (K)<\/li>\n<\/ul>\n<h2>3. \ubcf5\uc0ac (Radiation)<\/h2>\n<p>\ubcf5\uc0ac\ub294 \uc804\uc790\uae30\ud30c\ub97c \ud1b5\ud574 \uc5f4\uc774 \uc804\ub2ec\ub418\ub294 \uacfc\uc815\uc785\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc740 \ub9e4\uc9c8 \uc5c6\uc774\ub3c4 \uc9c4\uacf5\uc744 \ud1b5\ud574 \uc5f4\uc744 \uc804\ub2ec\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ubaa8\ub4e0 \ubb3c\uccb4\ub294 \uc628\ub3c4\uc5d0 \ube44\ub840\ud558\uc5ec \uc5f4 \ubcf5\uc0ac\ub97c \ubc29\ucd9c\ud569\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\uc608: \ud0dc\uc591\uc73c\ub85c\ubd80\ud130 \uc9c0\uad6c\ub85c \uc804\ub2ec\ub418\ub294 \uc5f4 \uc5d0\ub108\uc9c0.<\/li>\n<\/ul>\n<p>\ubcf5\uc0ac \uc5f4 \uc804\ub2ec\uc758 \uae30\ubcf8 \uacf5\uc2dd\uc740 \uc2a4\ud14c\ud310-\ubcfc\uce20\ub9cc \ubc95\uce59\uc73c\ub85c \uc124\uba85\ub429\ub2c8\ub2e4:<\/p>\n<p>Q = \\(\\epsilon\\) * \\(\\sigma\\) * A * (T<sub>1<\/sub><sup>4<\/sup> &#8211; T<sub>2<\/sub><sup>4<\/sup>)<\/p>\n<p>\uc5ec\uae30\uc11c,<\/p>\n<ul>\n<li>Q\ub294 \uc804\ub2ec\ub41c \uc5f4 \uc5d0\ub108\uc9c0 (W)<\/li>\n<li>\\(\\epsilon\\)\uc740 \ubc29\uc0ac\uc728 (0\uc5d0\uc11c 1 \uc0ac\uc774\uc758 \ubb34\ucc28\uc6d0 \uc218)<\/li>\n<li>\\(\\sigma\\)\ub294 \uc2a4\ud14c\ud310-\ubcfc\uce20\ub9cc \uc0c1\uc218 (5.67 * 10<sup>-8<\/sup> W\/m<sup>2<\/sup>\u00b7K<sup>4<\/sup>)<\/li>\n<li>A\ub294 \uc5f4\uc774 \uc804\ub2ec\ub418\ub294 \uba74\uc801 (m<sup>2<\/sup>)<\/li>\n<li>T<sub>1<\/sub>\uc740 \uace0\uc628 \ud45c\uba74\uc758 \uc808\ub300 \uc628\ub3c4 (K)<\/li>\n<li>T<sub>2<\/sub>\ub294 \uc800\uc628 \ud45c\uba74\uc758 \uc808\ub300 \uc628\ub3c4 (K)<\/li>\n<\/ul>\n<h2>\uacb0\ub860<\/h2>\n<p>\uc5f4 \uc804\ub2ec\uc740 \ub2e4\uc591\ud55c \ubb3c\ub9ac\uc801 \uc6d0\ub9ac\ub97c \ud1b5\ud574 \uc5f4 \uc5d0\ub108\uc9c0\ub97c \uc774\ub3d9\uc2dc\ud0a4\ub294 \uc911\uc694\ud55c \uacfc\uc815\uc785\ub2c8\ub2e4. \uc804\ub3c4, \ub300\ub958, \ubcf5\uc0ac \uc138 \uac00\uc9c0 \ubc29\uc2dd\uc740 \uc5f4 \uc2dc\uc2a4\ud15c\uc758 \uc124\uacc4\uc640 \ubd84\uc11d\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uac1c\ub150\ub4e4\uc744 \uc774\ud574\ud568\uc73c\ub85c\uc368, \uc5f4 \uc2dc\uc2a4\ud15c\uc758 \ud6a8\uc728\uc131\uc744 \ub192\uc774\uace0 \ub2e4\uc591\ud55c \uc751\uc6a9 \ubd84\uc57c\uc5d0 \uc801\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc5f4 \uc804\ub2ec\uc758 \uc138 \uac00\uc9c0 \ubc29\ubc95, \uc804\ub3c4, \ub300\ub958, \ubcf5\uc0ac\uc5d0 \ub300\ud574 \uc124\uba85\ud558\uba70 \uc5f4 \uc2dc\uc2a4\ud15c\uc758 \uc5d0\ub108\uc9c0 \uc774\ub3d9 \uc6d0\ub9ac\uc640 \uac01 \ubc29\ubc95\uc758 \uacf5\uc2dd \ubc0f \uc608\uc2dc\ub97c \ub2e4\ub8f9\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>\uc5f4 \uc2dc\uc2a4\ud15c\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec \uc124\uba85<\/title>\n<meta name=\"description\" content=\"\uc5f4 \uc804\ub2ec\uc758 \uc138 \uac00\uc9c0 \ubc29\ubc95, \uc804\ub3c4, \ub300\ub958, \ubcf5\uc0ac\uc5d0 \ub300\ud574 \uc124\uba85\ud558\uba70 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