{"id":340220,"date":"2024-06-19T22:46:02","date_gmt":"2024-06-19T21:46:02","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/%ec%97%b4%ed%8c%bd%ec%b0%bd%ec%9d%98-5%ea%b0%80%ec%a7%80-%ec%9c%a0%ed%98%95%ea%b3%bc-%ea%b7%b8-%ec%98%81%ed%96%a5\/"},"modified":"2024-06-19T22:46:02","modified_gmt":"2024-06-19T21:46:02","slug":"%ec%97%b4%ed%8c%bd%ec%b0%bd%ec%9d%98-5%ea%b0%80%ec%a7%80-%ec%9c%a0%ed%98%95%ea%b3%bc-%ea%b7%b8-%ec%98%81%ed%96%a5","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/ko\/%ec%97%b4%ed%8c%bd%ec%b0%bd%ec%9d%98-5%ea%b0%80%ec%a7%80-%ec%9c%a0%ed%98%95%ea%b3%bc-%ea%b7%b8-%ec%98%81%ed%96%a5\/","title":{"rendered":"\uc5f4\ud33d\ucc3d\uc758 5\uac00\uc9c0 \uc720\ud615\uacfc \uadf8 \uc601\ud5a5"},"content":{"rendered":"

\ub2e4\uc12f \uac00\uc9c0 \uc720\ud615\uc758 \uc5f4\ud33d\ucc3d\uacfc \uadf8 \uc601\ud5a5\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4. \uc885\ub958\ubcc4\ub85c \uc120\ud33d\ucc3d, \uba74\ud33d\ucc3d, \uccb4\ud33d\ucc3d, \uc774\ubc29\uc131\ud33d\ucc3d, \ube44\ub4f1\ubc29\uc131\ud33d\ucc3d\uc744 \ub2e4\ub8e8\uba70, \uac01 \uc720\ud615\uc758 \uc911\uc694\uc131\uacfc \uc801\uc6a9 \uc0ac\ub840\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n

\"\uc5f4\ud33d\ucc3d\uc758<\/p>\n

\uc5f4\ud33d\ucc3d\uc758 5\uac00\uc9c0 \uc720\ud615\uacfc \uadf8 \uc601\ud5a5<\/h2>\n

\uc5f4\ud33d\ucc3d\uc740 \ubb3c\uc9c8\uc774 \uc628\ub3c4\uc758 \ubcc0\ud654\ub85c \uc778\ud574 \ubd80\ud53c\uac00 \uc99d\uac00\ud558\ub294 \ud604\uc0c1\uc744 \ub9d0\ud569\ub2c8\ub2e4. \uc5f4\ud33d\ucc3d\uc740 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud558\uba70, \uadf8 \uc720\ud615\uacfc \uadf8\uc5d0 \ub530\ub978 \uc601\ud5a5\uc744 \uc774\ud574\ud558\ub294 \uac83\uc774 \ud544\uc218\uc801\uc785\ub2c8\ub2e4. \uc774 \uae00\uc5d0\uc11c\ub294 \uc5f4\ud33d\ucc3d\uc758 5\uac00\uc9c0 \uc8fc\uc694 \uc720\ud615\uacfc \uadf8 \uc601\ud5a5\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n

1. \uc120\ud33d\ucc3d (Linear Expansion)<\/h2>\n

\uc120\ud33d\ucc3d\uc740 \ubb3c\uc9c8\uc758 \uae38\uc774\uac00 \uc628\ub3c4\uc758 \ubcc0\ud654\ub85c \uc778\ud574 \uc99d\uac00\ud558\ub294 \ud604\uc0c1\uc785\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \uc120\ud33d\ucc3d \uacc4\uc218 (α<\/i>)\ub294 \ubb3c\uc9c8\uc758 \uace0\uc720 \ud2b9\uc131\uc73c\ub85c, \ub2e4\uc74c\uacfc \uac19\uc740 \uc2dd\uc73c\ub85c \ud45c\ud604\ub429\ub2c8\ub2e4:<\/p>\n

\\( \\Delta L = L_0 \\alpha \\Delta T \\)<\/p>\n

\uc5ec\uae30\uc11c \\( \\Delta L \\)\uc740 \uae38\uc774 \ubcc0\ud654, \\( L_0 \\)\ub294 \ucd08\uae30 \uae38\uc774, \\( \\Delta T \\)\ub294 \uc628\ub3c4 \ubcc0\ud654\uc785\ub2c8\ub2e4. \uc120\ud33d\ucc3d\uc740 \ud2b9\ud788 \uae08\uc18d \uad6c\uc870\ubb3c\uc774\ub098 \ucca0\ub3c4 \ub808\uc77c \ub4f1\uc5d0\uc11c \uc911\uc694\ud55c \uc694\uc18c\ub85c \uc791\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n

2. \uba74\ud33d\ucc3d (Area Expansion)<\/h2>\n

\uba74\ud33d\ucc3d\uc740 \ubb3c\uc9c8\uc758 \uba74\uc801\uc774 \uc628\ub3c4\uc758 \ubcc0\ud654\ub85c \uc778\ud574 \uc99d\uac00\ud558\ub294 \ud604\uc0c1\uc785\ub2c8\ub2e4. \uba74\ud33d\ucc3d \uacc4\uc218 (\\( \\beta \\)), \uc77c\ubc18\uc801\uc73c\ub85c 2α<\/i>\ub85c \ub098\ud0c0\ub0c5\ub2c8\ub2e4,\ub294 \ub2e4\uc74c \uc2dd\uc744 \ud1b5\ud574 \uad6c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n

\\( \\Delta A = A_0 \\beta \\Delta T \\)<\/p>\n

\uc5ec\uae30\uc11c \\( \\Delta A \\)\ub294 \uba74\uc801 \ubcc0\ud654, \\( A_0 \\)\ub294 \ucd08\uae30 \uba74\uc801\uc785\ub2c8\ub2e4. \uba74\ud33d\ucc3d\uc758 \uc608\ub85c\ub294 \uae08\uc18d\ud310\uc758 \ud33d\ucc3d\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

3. \uccb4\ud33d\ucc3d (Volume Expansion)<\/h2>\n

\uccb4\ud33d\ucc3d\uc740 \ubb3c\uc9c8\uc758 \ubd80\ud53c\uac00 \uc628\ub3c4\uc758 \ubcc0\ud654\ub85c \uc778\ud574 \uc99d\uac00\ud558\ub294 \ud604\uc0c1\uc785\ub2c8\ub2e4. \uccb4\ud33d\ucc3d \uacc4\uc218 (\\( \\gamma \\)), \uc77c\ubc18\uc801\uc73c\ub85c 3α<\/i>\ub85c \ub098\ud0c0\ub0b4\uba70, \ub2e4\uc74c\uacfc \uac19\uc740 \uc2dd\uc73c\ub85c \ud45c\ud604\ub429\ub2c8\ub2e4:<\/p>\n

\\( \\Delta V = V_0 \\gamma \\Delta T \\)<\/p>\n

\uc5ec\uae30\uc11c \\( \\Delta V \\)\ub294 \ubd80\ud53c \ubcc0\ud654, \\( V_0 \\)\ub294 \ucd08\uae30 \ubd80\ud53c\uc785\ub2c8\ub2e4. \uccb4\ud33d\ucc3d\uc740 \ud2b9\ud788 \uc561\uccb4\ub098 \uae30\uccb4\uc5d0\uc11c \ud754\ud788 \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/p>\n

4. \uc774\ubc29\uc131 \ud33d\ucc3d (Anisotropic Expansion)<\/h2>\n

\uc774\ubc29\uc131 \ud33d\ucc3d\uc740 \ubb3c\uc9c8\uc774 \uc5ec\ub7ec \ubc29\ud5a5\uc73c\ub85c \ub2e4\ub978 \ube44\uc728\ub85c \ud33d\ucc3d\ud558\ub294 \ud604\uc0c1\uc785\ub2c8\ub2e4. \uc774\ub294 \uacb0\uc815 \uad6c\uc870\ub098 \ubcf5\ud569 \uc7ac\ub8cc\uc5d0\uc11c \uc790\uc8fc \uad00\ucc30\ub429\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ubcf5\ud569 \uc7ac\ub8cc\ub294 \uc12c\uc720 \ubc29\ud5a5\uacfc \uc218\uc9c1 \ubc29\ud5a5\uc73c\ub85c \ub2e4\ub978 \ud33d\ucc3d \uacc4\uc218\ub97c \uac00\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

5. \ube44\ub4f1\ubc29\uc131 \ud33d\ucc3d (Isotropic Expansion)<\/h2>\n

\ube44\ub4f1\ubc29\uc131 \ud33d\ucc3d\uc740 \ubb3c\uc9c8\uc774 \ubaa8\ub4e0 \ubc29\ud5a5\uc5d0\uc11c \ub3d9\uc77c\ud55c \ube44\uc728\ub85c \ud33d\ucc3d\ud558\ub294 \ud604\uc0c1\uc785\ub2c8\ub2e4. \uc774\ub294 \uade0\uc9c8\ud558\uace0 \ub4f1\ubc29\uc131\uc778 \uc7ac\ub8cc\uc5d0\uc11c \ubc1c\uc0dd\ud558\uba70, \uae08\uc18d\uacfc \uac19\uc740 \ub2e8\uc21c\ud55c \uc7ac\ub8cc\uac00 \uadf8 \uc608\uc785\ub2c8\ub2e4.<\/p>\n

\uc5f4\ud33d\ucc3d\uc758 \uc601\ud5a5<\/h2>\n

\uc5f4\ud33d\ucc3d\uc740 \ub2e4\uc591\ud55c \uc0b0\uc5c5\uacfc \uc77c\uc0c1 \uc0dd\ud65c\uc5d0\uc11c \ud070 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uac74\ubb3c\uc758 \uad6c\uc870\ubb3c\uc774\ub098 \ub2e4\ub9ac\uc758 \uc124\uacc4\uc5d0\uc11c \uc5f4\ud33d\ucc3d\uc744 \uace0\ub824\ud558\uc9c0 \uc54a\uc73c\uba74 \uade0\uc5f4\uc774\ub098 \ubcc0\ud615\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c, \uc804\uc790\uae30\uae30\ub098 \uae30\uacc4 \uc7a5\ube44\uc5d0\uc11c\ub3c4 \uc5f4\ud33d\ucc3d\uc744 \uc81c\ub300\ub85c \uad00\ub9ac\ud558\uc9c0 \uc54a\uc73c\uba74 \ubd80\ud488\uc758 \uc624\uc791\ub3d9\uc774\ub098 \uace0\uc7a5\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\ub530\ub77c\uc11c, \uc5f4\ud33d\ucc3d\uc758 \ub2e4\uc591\ud55c \uc720\ud615\uacfc \uadf8 \uc601\ud5a5\uc5d0 \ub300\ud55c \uc774\ud574\ub294 \uc548\uc804\ud558\uace0 \ud6a8\uc728\uc801\uc778 \uc124\uacc4\ub97c \uc704\ud574 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"

\ub2e4\uc12f \uac00\uc9c0 \uc720\ud615\uc758 \uc5f4\ud33d\ucc3d\uacfc \uadf8 \uc601\ud5a5\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4. \uc885\ub958\ubcc4\ub85c \uc120\ud33d\ucc3d, \uba74\ud33d\ucc3d, \uccb4\ud33d\ucc3d, \uc774\ubc29\uc131\ud33d\ucc3d, \ube44\ub4f1\ubc29\uc131\ud33d\ucc3d\uc744 \ub2e4\ub8e8\uba70, \uac01 \uc720\ud615\uc758 \uc911\uc694\uc131\uacfc \uc801\uc6a9 \uc0ac\ub840\ub97c \uc81c\uacf5\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":"\n\uc5f4\ud33d\ucc3d\uc758 5\uac00\uc9c0 \uc720\ud615\uacfc \uadf8 \uc601\ud5a5<\/title>\n<meta name=\"description\" content=\"\ub2e4\uc12f \uac00\uc9c0 \uc720\ud615\uc758 \uc5f4\ud33d\ucc3d\uacfc \uadf8 \uc601\ud5a5\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4. \uc885\ub958\ubcc4\ub85c \uc120\ud33d\ucc3d, \uba74\ud33d\ucc3d, \uccb4\ud33d\ucc3d, 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