{"id":355230,"date":"2024-06-22T08:56:41","date_gmt":"2024-06-22T07:56:41","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/%ec%99%80%eb%a5%98-%ec%9c%a0%eb%8f%84-%ec%a7%84%eb%8f%99-%eb%b6%84%ec%84%9d\/"},"modified":"2024-06-22T08:56:41","modified_gmt":"2024-06-22T07:56:41","slug":"%ec%99%80%eb%a5%98-%ec%9c%a0%eb%8f%84-%ec%a7%84%eb%8f%99-%eb%b6%84%ec%84%9d","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/ko\/%ec%99%80%eb%a5%98-%ec%9c%a0%eb%8f%84-%ec%a7%84%eb%8f%99-%eb%b6%84%ec%84%9d\/","title":{"rendered":"\uc640\ub958 \uc720\ub3c4 \uc9c4\ub3d9 \ubd84\uc11d"},"content":{"rendered":"<p class=\"sidekick\">\uc640\ub958 \uc720\ub3c4 \uc9c4\ub3d9: \uc720\uccb4\uac00 \ubb3c\uccb4 \uc8fc\uc704\ub97c \ud750\ub97c \ub54c \uc0dd\uc131\ub418\ub294 \uc640\ub958\ub85c \uc778\ud574 \ubc1c\uc0dd\ud558\ub294 \uc9c4\ub3d9 \ud604\uc0c1\uc73c\ub85c, \uad6c\uc870\ubb3c\uc758 \ud53c\ub85c \ubc0f \uc190\uc0c1\uc744 \ucd08\ub798\ud560 \uc218 \uc788\ub294 \uc911\uc694\ud55c \uacf5\ud559 \ubb38\uc81c.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/06\/\uc640\ub958_\uc720\ub3c4_\uc9c4\ub3d9_\ubd84\uc11d.png\" alt=\"\uc640\ub958 \uc720\ub3c4 \uc9c4\ub3d9 \ubd84\uc11d\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>\uc640\ub958 \uc720\ub3c4 \uc9c4\ub3d9 \ubd84\uc11d<\/h2>\n<p>\uc640\ub958 \uc720\ub3c4 \uc9c4\ub3d9(Vortex-Induced Vibration, VIV)\uc740 \uc720\uccb4\uac00 \ubb3c\uccb4 \uc8fc\uc704\ub97c \ud750\ub97c \ub54c \uc0dd\uae30\ub294 \uc640\ub958 \ub54c\ubb38\uc5d0 \ubc1c\uc0dd\ud558\ub294 \uc9c4\ub3d9 \ud604\uc0c1\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud604\uc0c1\uc740 \ub2e4\uc591\ud55c \uacf5\ud559 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc911\uc694\ud55c \ubb38\uc81c\ub85c \ub300\ub450\ub418\uba70, \uad6c\uc870\ubb3c\uc758 \ud53c\ub85c, \uc190\uc0c1, \uadf8\ub9ac\uace0 \ud30c\uad34\ub97c \ucd08\ub798\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uc640\ub958 \uc720\ub3c4 \uc9c4\ub3d9\uc758 \uae30\ubcf8 \uc6d0\ub9ac<\/h2>\n<p>\uc640\ub958 \uc720\ub3c4 \uc9c4\ub3d9\uc740 \uc720\uccb4(\uc608: \uacf5\uae30\ub098 \ubb3c)\uac00 \ubb3c\uccb4\ub97c \uc9c0\ub098\uac00\uba74\uc11c \ud615\uc131\ub418\ub294 \uc640\ub958\uac00 \uad50\ub300\ub85c \ubc29\ucd9c\ub420 \ub54c \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uc774\ub54c \ubb3c\uccb4\ub294 \ubc15\ub9ac \ubc0f \uc8fc\uc785 \ud604\uc0c1\uc73c\ub85c \uc778\ud574 \uc8fc\uae30\uc801\uc73c\ub85c \uc9c4\ub3d9\ud558\uac8c \ub429\ub2c8\ub2e4. \uc774 \ud604\uc0c1\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \ub2e8\uacc4\ub85c \uc124\uba85\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\uc720\uccb4\uac00 \ubb3c\uccb4 \uc8fc\uc704\ub97c \uc9c0\ub0a0 \ub54c \uc640\ub958\uac00 \ud615\uc131\ub429\ub2c8\ub2e4.<\/li>\n<li>\uc640\ub958\ub294 \ubb3c\uccb4\uc758 \uc591\ucabd\uc5d0\uc11c \uad50\ub300\ub85c \ubd84\ub9ac\ub418\uc5b4 \ub098\uac00\uac8c \ub418\ub294\ub370, \uc774\ub97c <em>\uce74\ub974\ub9cc \uc640\ub958<\/em>\ub77c \ubd80\ub985\ub2c8\ub2e4.<\/li>\n<li>\uad50\ub300\ub85c \ubc1c\uc0dd\ud558\ub294 \uce74\ub974\ub9cc \uc640\ub958\ub85c \uc778\ud574 \ubb3c\uccb4\uac00 \uc9c4\ub3d9\ud558\uac8c \ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>\uc640\ub958 \uc720\ub3c4 \uc9c4\ub3d9\uc758 \uc218\ud559\uc801 \ubaa8\ub378\ub9c1<\/h2>\n<p>\uc640\ub958 \uc720\ub3c4 \uc9c4\ub3d9\uc744 \uc218\ud559\uc801\uc73c\ub85c \ubaa8\ub378\ub9c1\ud558\uae30 \uc704\ud574 \ub2e4\uc74c\uacfc \uac19\uc740 \uae30\ubcf8 \ubc29\uc815\uc2dd\ub4e4\uc774 \ud65c\uc6a9\ub429\ub2c8\ub2e4:<\/p>\n<ol>\n<li>\ubb3c\uccb4\uc758 \ub2e8\uc870 \uc9c4\ub3d9 \ubc29\uc815\uc2dd:<\/li>\n<p>\\( m \\frac{d^2 x}{dt^2} + c \\frac{dx}{dt} + kx = F(t) \\)<\/p>\n<p>\uc5ec\uae30\uc11c <em>m<\/em>\uc740 \uc9c8\ub7c9, <em>c<\/em>\uc740 \uac10\uc1e0 \uacc4\uc218, <em>k<\/em>\ub294 \uc2a4\ud504\ub9c1 \uc0c1\uc218, \uadf8\ub9ac\uace0 <em>F(t)<\/em>\ub294 \uc678\ub825(\uc640\ub958 \uc0dd\uc131\uc73c\ub85c \uc778\ud55c \ud798)\uc785\ub2c8\ub2e4.<\/p>\n<li>\uc720\uccb4 \uc18d\ub3c4\uc640 \uc640\ub958 \ubc29\ucd9c \ube48\ub3c4 \uad00\uacc4:<\/li>\n<p>\\( f_{s} = \\frac{St \\cdot U}{D} \\)<\/p>\n<p>\uc5ec\uae30\uc11c <em>f<sub>s<\/sub><\/em>\ub294 \uc640\ub958 \ubc29\ucd9c \ube48\ub3c4, <em>St<\/em>\ub294 \uc2a4\ud2b8\ub85c\ud560(Strohal) \uc218, <em>U<\/em>\ub294 \uc720\uccb4\uc758 \uc18d\ub3c4, <em>D<\/em>\ub294 \ubb3c\uccb4\uc758 \uc9c1\uacbd\uc785\ub2c8\ub2e4.<\/p>\n<\/ol>\n<h2>\uc640\ub958 \uc720\ub3c4 \uc9c4\ub3d9\uc758 \uc751\uc6a9 \ubc0f \uc124\uacc4 \uace0\ub824\uc0ac\ud56d<\/h2>\n<p>\uc2e4\uc81c \uc124\uacc4\uc640 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1\uc5d0\uc11c\ub294 \uc640\ub958 \uc720\ub3c4 \uc9c4\ub3d9\uc744 \ucd5c\uc18c\ud654\ud558\uae30 \uc704\ud574 \ub2e4\uc591\ud55c \uae30\uc220\uc774 \uc801\uc6a9\ub429\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 \ubc29\ubc95\uc73c\ub85c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uac83\ub4e4\uc774 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<ul>\n<li><strong>\uac10\uc1e0\uae30 \uc124\uce58:<\/strong> \uc9c4\ub3d9\uc744 \ud761\uc218\ud558\uac70\ub098 \uc644\ud654\ud558\ub294 \uc7a5\uce58\ub97c \ucd94\uac00\ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\ud615\uc0c1 \ubcc0\uacbd:<\/strong> \uc720\ub3d9 \uc800\ud56d\uc744 \uc904\uc774\uae30 \uc704\ud574 \ubb3c\uccb4\uc758 \ud615\uc0c1\uc744 \ucd5c\uc801\ud654\ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\uc720\uccb4 \uc18d\ub3c4 \uc870\uc808:<\/strong> \uc720\uccb4\uc758 \ud750\ub984 \uc18d\ub3c4\ub97c \uc870\uc808\ud558\uc5ec \uc640\ub958 \ud615\uc131\uc744 \uac10\uc18c\uc2dc\ud0b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc640\ub958 \uc720\ub3c4 \uc9c4\ub3d9\uc758 \ucca0\uc800\ud55c \ubd84\uc11d\uacfc \uc124\uacc4 \uc870\uce58\ub97c \ud1b5\ud574 \uad6c\uc870\ubb3c\uc758 \uc548\uc804\uc131\uacfc \ub0b4\uad6c\uc131\uc744 \ud655\ubcf4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 \uad50\ub7c9, \uac74\ubb3c, \uc11d\uc720 \ud50c\ub7ab\ud3fc, \ud56d\uacf5\uae30 \ub4f1 \ub2e4\uc591\ud55c \uacf5\ud559 \ubd84\uc57c\uc5d0\uc11c \uc911\uc694\ud55c \uacfc\uc81c\ub85c \uc5ec\uaca8\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc640\ub958 \uc720\ub3c4 \uc9c4\ub3d9: \uc720\uccb4\uac00 \ubb3c\uccb4 \uc8fc\uc704\ub97c \ud750\ub97c \ub54c \uc0dd\uc131\ub418\ub294 \uc640\ub958\ub85c \uc778\ud574 \ubc1c\uc0dd\ud558\ub294 \uc9c4\ub3d9 \ud604\uc0c1\uc73c\ub85c, \uad6c\uc870\ubb3c\uc758 \ud53c\ub85c \ubc0f \uc190\uc0c1\uc744 \ucd08\ub798\ud560 \uc218 \uc788\ub294 \uc911\uc694\ud55c \uacf5\ud559 \ubb38\uc81c.<\/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>\uc640\ub958 \uc720\ub3c4 \uc9c4\ub3d9 \ubd84\uc11d<\/title>\n<meta name=\"description\" content=\"\uc640\ub958 \uc720\ub3c4 \uc9c4\ub3d9: 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