{"id":370094,"date":"2024-06-23T09:57:53","date_gmt":"2024-06-23T08:57:53","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/%ec%9e%ac%eb%a3%8c%ec%9d%98-%ec%97%b4%ec%a0%84%eb%8f%84%ec%9c%a8%ec%9d%b4%eb%9e%80-%eb%ac%b4%ec%97%87%ec%9d%b8%ea%b0%80%ec%9a%94\/"},"modified":"2024-06-23T09:57:53","modified_gmt":"2024-06-23T08:57:53","slug":"%ec%9e%ac%eb%a3%8c%ec%9d%98-%ec%97%b4%ec%a0%84%eb%8f%84%ec%9c%a8%ec%9d%b4%eb%9e%80-%eb%ac%b4%ec%97%87%ec%9d%b8%ea%b0%80%ec%9a%94","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/ko\/%ec%9e%ac%eb%a3%8c%ec%9d%98-%ec%97%b4%ec%a0%84%eb%8f%84%ec%9c%a8%ec%9d%b4%eb%9e%80-%eb%ac%b4%ec%97%87%ec%9d%b8%ea%b0%80%ec%9a%94\/","title":{"rendered":"\uc7ac\ub8cc\uc758 \uc5f4\uc804\ub3c4\uc728\uc774\ub780 \ubb34\uc5c7\uc778\uac00\uc694?"},"content":{"rendered":"<p class=\"sidekick\">\uc5f4\uc804\ub3c4\uc728\uc740 \uc7ac\ub8cc\uac00 \uc5f4\uc744 \uc804\ub2ec\ud560 \uc218 \uc788\ub294 \ub2a5\ub825\uc744 \ub098\ud0c0\ub0b4\ub294 \ubb3c\ub9ac\uc801 \ud2b9\uc131\uc73c\ub85c, Fourier\uc758 \uc5f4\uc804\ub3c4 \ubc95\uce59\uc744 \ud1b5\ud574 \uc815\uc758\ub418\uace0 \uce21\uc815\ub429\ub2c8\ub2e4.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/06\/\uc7ac\ub8cc\uc758_\uc5f4\uc804\ub3c4\uc728\uc774\ub780_\ubb34\uc5c7\uc778\uac00\uc694.png\" alt=\"\uc7ac\ub8cc\uc758 \uc5f4\uc804\ub3c4\uc728\uc774\ub780 \ubb34\uc5c7\uc778\uac00\uc694?\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>\uc7ac\ub8cc\uc758 \uc5f4\uc804\ub3c4\uc728\uc774\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/h2>\n<p>\uc5f4\uc804\ub3c4\uc728(\u71b1\u50b3\u5c0e\uf961, thermal conductivity)\uc774\ub780 \uc7ac\ub8cc\uac00 \uc5f4\uc744 \uc804\ub2ec\ud560 \uc218 \uc788\ub294 \ub2a5\ub825\uc744 \ub098\ud0c0\ub0b4\ub294 \ubb3c\ub9ac\uc801 \ud2b9\uc131\uc785\ub2c8\ub2e4. \uc774\ub294 \ud2b9\uc815 \uc7ac\ub8cc\uac00 \ub2e8\uc704 \uc2dc\uac04 \ub0b4\uc5d0 \uc5bc\ub9c8\ub098 \ub9ce\uc740 \uc5f4\uc744 \uc804\ub2ec\ud560 \uc218 \uc788\ub294\uc9c0\ub97c \uc124\uba85\ud574 \uc90d\ub2c8\ub2e4. \uc5f4\uc804\ub3c4\uc728\uc740 \uc8fc\ub85c \uc7ac\ub8cc\uc758 \uc628\ub3c4 \uad6c\ubc30(Gradient)\uc640 \uc5f4\uc804\ub2ec \uc18d\ub3c4\uc5d0 \uc601\ud5a5\uc744 \ubc1b\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uc5f4\uc804\ub3c4\uc728\uc758 \uc815\uc758\uc640 \uce21\uc815<\/h2>\n<p>\uc5f4\uc804\ub3c4\uc728\uc740 Fourier\uc758 \uc5f4\uc804\ub3c4 \ubc95\uce59(Fourier&#8217;s Law of Heat Conduction)\uc73c\ub85c \uc815\uc758\ub429\ub2c8\ub2e4. \uc774 \ubc95\uce59\uc5d0 \ub530\ub974\uba74, \uc5f4\uc804\ub3c4\uc728 \\( k \\)\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uc2dd\uc73c\ub85c \ud45c\ud604\ub429\ub2c8\ub2e4:<\/p>\n<p>\n\\[ Q = -k \\frac{dT}{dx} \\]\n<\/p>\n<p>\uc5ec\uae30\uc11c:<\/p>\n<ul>\n<li>\\( Q \\): \ub2e8\uc704 \uc2dc\uac04\ub2f9 \uc804\ub2ec\ub418\ub294 \uc5f4 \uc5d0\ub108\uc9c0 (W)<\/li>\n<li>\\( k \\): \uc5f4\uc804\ub3c4\uc728 (W\/(m\u00b7K))<\/li>\n<li>\\( \\frac{dT}{dx} \\): \uc628\ub3c4 \uad6c\ubc30 (K\/m)<\/li>\n<\/ul>\n<p>\uc5f4\uc804\ub3c4\uc728\uc740 \uc7ac\ub8cc\uac00 \uc5f4 \uc5d0\ub108\uc9c0\ub97c \uc5bc\ub9c8\ub098 \ud6a8\uacfc\uc801\uc73c\ub85c \uc804\ub2ec\ud560 \uc218 \uc788\ub294\uc9c0\ub97c \ub098\ud0c0\ub0b4\uba70, \ub2e8\uc704\ub294 W\/(m\u00b7K)\uc785\ub2c8\ub2e4. \uc774\ub294 1\ubbf8\ud130 \ub450\uaed8\uc758 \uc7ac\ub8cc\uac00 1\ucf08\ube48(K)\uc758 \uc628\ub3c4 \ucc28\uc774\ub97c \uc720\uc9c0\ud560 \ub54c, \ub2e8\uc704 \uc2dc\uac04\ub2f9 \uc804\ub2ec\ub418\ub294 \uc5f4\ub7c9\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n<h2>\uc7ac\ub8cc\ubcc4 \uc5f4\uc804\ub3c4\uc728<\/h2>\n<p>\uc77c\ubc18\uc801\uc73c\ub85c \uae08\uc18d\uc740 \ub192\uc740 \uc5f4\uc804\ub3c4\uc728\uc744 \uac00\uc9c0\uace0 \uc788\uc73c\uba70, \ube44\uae08\uc18d\uc774\ub098 \uc808\uc5f0\uccb4\ub294 \ub0ae\uc740 \uc5f4\uc804\ub3c4\uc728\uc744 \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \uba87 \uac00\uc9c0 \ub300\ud45c\uc801\uc778 \uc7ac\ub8cc\uc758 \uc5f4\uc804\ub3c4\uc728\uc785\ub2c8\ub2e4:<\/p>\n<ol>\n<li>\uad6c\ub9ac(Copper): \uc57d 401 W\/(m\u00b7K)<\/li>\n<li>\uc54c\ub8e8\ubbf8\ub284(Aluminum): \uc57d 237 W\/(m\u00b7K)<\/li>\n<li>\ucca0(Iron): \uc57d 80 W\/(m\u00b7K)<\/li>\n<li>\uc720\ub9ac(Glass): \uc57d 1.05 W\/(m\u00b7K)<\/li>\n<li>\ud3f4\ub9ac\uc2a4\ud2f0\ub80c(Polystyrene): \uc57d 0.03 W\/(m\u00b7K)<\/li>\n<\/ol>\n<h2>\uc5f4\uc804\ub3c4\uc728\uc758 \uc911\uc694\uc131<\/h2>\n<p>\uc5f4\uc804\ub3c4\uc728\uc740 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uc804\uc790 \uae30\uae30\uc5d0\uc11c\ub294 \ub192\uc740 \uc5f4\uc804\ub3c4\uc728\uc758 \uc7ac\ub8cc\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \uc774\ub294 \uc5f4\uc744 \ube60\ub974\uac8c \ubc29\ucd9c\ud558\uc5ec \uc7a5\ube44\ub97c \ubcf4\ud638\ud558\uace0 \uc131\ub2a5\uc744 \uc720\uc9c0\ud558\ub294 \ub370 \ud544\uc218\uc801\uc774\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \ubc18\uba74 \uac74\ucd95\uc5d0\uc11c\ub294 \ub0ae\uc740 \uc5f4\uc804\ub3c4\uc728\uc758 \uc7ac\ub8cc\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub2e8\uc5f4 \ud6a8\uacfc\ub97c \uadf9\ub300\ud654\ud558\uace0 \uc5d0\ub108\uc9c0 \ud6a8\uc728\uc744 \ub192\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc5f4\uc804\ub3c4\uc728\uc744 \uc774\ud574\ud558\uba74, \uc7ac\ub8cc\ub97c \uc120\ud0dd\ud560 \ub54c \uadf8 \ud2b9\uc131\uc744 \uace0\ub824\ud558\uc5ec \ucd5c\uc801\uc758 \uc131\ub2a5\uc744 \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc774 \ud2b9\uc131\uc5d0 \ub300\ud55c \uc9c0\uc2dd\uc740 \uc5f4 \uad00\ub9ac\ub97c \ud544\uc694\ub85c \ud558\ub294 \ubaa8\ub4e0 \ubd84\uc57c\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc5f4\uc804\ub3c4\uc728\uc740 \uc7ac\ub8cc\uac00 \uc5f4\uc744 \uc804\ub2ec\ud560 \uc218 \uc788\ub294 \ub2a5\ub825\uc744 \ub098\ud0c0\ub0b4\ub294 \ubb3c\ub9ac\uc801 \ud2b9\uc131\uc73c\ub85c, Fourier\uc758 \uc5f4\uc804\ub3c4 \ubc95\uce59\uc744 \ud1b5\ud574 \uc815\uc758\ub418\uace0 \uce21\uc815\ub429\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>\uc7ac\ub8cc\uc758 \uc5f4\uc804\ub3c4\uc728\uc774\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/title>\n<meta name=\"description\" content=\"\uc5f4\uc804\ub3c4\uc728\uc740 \uc7ac\ub8cc\uac00 \uc5f4\uc744 \uc804\ub2ec\ud560 \uc218 \uc788\ub294 \ub2a5\ub825\uc744 \ub098\ud0c0\ub0b4\ub294 \ubb3c\ub9ac\uc801 \ud2b9\uc131\uc73c\ub85c, Fourier\uc758 \uc5f4\uc804\ub3c4 \ubc95\uce59\uc744 \ud1b5\ud574 \uc815\uc758\ub418\uace0 \uce21\uc815\ub429\ub2c8\ub2e4.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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