{"id":365224,"date":"2024-06-22T12:49:07","date_gmt":"2024-06-22T11:49:07","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/%ec%86%8c%ec%9a%a9%eb%8f%8c%ec%9d%b4-%eb%af%b8%ed%84%b0-%ec%99%80%eb%a5%98-%eb%b6%84%eb%a6%ac-%ec%9c%a0%eb%9f%89-%ec%b8%a1%ec%a0%95\/"},"modified":"2024-06-22T12:49:07","modified_gmt":"2024-06-22T11:49:07","slug":"%ec%86%8c%ec%9a%a9%eb%8f%8c%ec%9d%b4-%eb%af%b8%ed%84%b0-%ec%99%80%eb%a5%98-%eb%b6%84%eb%a6%ac-%ec%9c%a0%eb%9f%89-%ec%b8%a1%ec%a0%95","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/ko\/%ec%86%8c%ec%9a%a9%eb%8f%8c%ec%9d%b4-%eb%af%b8%ed%84%b0-%ec%99%80%eb%a5%98-%eb%b6%84%eb%a6%ac-%ec%9c%a0%eb%9f%89-%ec%b8%a1%ec%a0%95\/","title":{"rendered":"\uc18c\uc6a9\ub3cc\uc774 \ubbf8\ud130 | \uc640\ub958 \ubd84\ub9ac, \uc720\ub7c9 \uce21\uc815"},"content":{"rendered":"<p class=\"sidekick\">\uc18c\uc6a9\ub3cc\uc774 \ubbf8\ud130\ub294 \uc640\ub958 \ubd84\ub9ac \ud604\uc0c1\uc744 \uc774\uc6a9\ud574 \uc720\ub7c9\uc744 \uce21\uc815\ud558\ub294 \uae30\uae30\ub85c \ud654\ud559, \uc11d\uc720, \uac00\uc2a4 \uc0b0\uc5c5\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub418\uba70 \uc815\ud655\uc131\uc774 \ub6f0\uc5b4\ub0a9\ub2c8\ub2e4.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/06\/\uc18c\uc6a9\ub3cc\uc774_\ubbf8\ud130_\uc640\ub958_\ubd84\ub9ac_\uc720\ub7c9_\uce21\uc815.png\" alt=\"\uc18c\uc6a9\ub3cc\uc774 \ubbf8\ud130 | \uc640\ub958 \ubd84\ub9ac, \uc720\ub7c9 \uce21\uc815\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>\uc18c\uc6a9\ub3cc\uc774 \ubbf8\ud130\uc640 \uc640\ub958 \ubd84\ub9ac \ubc0f \uc720\ub7c9 \uce21\uc815<\/h2>\n<p>\uc18c\uc6a9\ub3cc\uc774 \ubbf8\ud130(Vortex Flow Meter)\ub294 \uc720\uccb4\uc758 \uc720\ub7c9\uc744 \uce21\uc815\ud558\ub294\ub370 \uc0ac\uc6a9\ub418\ub294 \uc7a5\ube44\uc785\ub2c8\ub2e4. \uc774 \ubbf8\ud130\ub294 \uc720\uccb4\uac00 \ud2b9\uc815 \uad6c\uc870\ubb3c\uc744 \uc9c0\ub098\uba74\uc11c \uc0dd\uc131\ub418\ub294 \uc640\ub958\ub97c \uc774\uc6a9\ud558\uc5ec \uc720\ub7c9\uc744 \uce21\uc815\ud569\ub2c8\ub2e4. \uc18c\uc6a9\ub3cc\uc774 \ubbf8\ud130\ub294 \uc5ec\ub7ec \uc0b0\uc5c5 \ud604\uc7a5\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub418\uba70, \ud2b9\ud788 \ud654\ud559, \uc11d\uc720, \uac00\uc2a4 \uc0b0\uc5c5\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.<\/p>\n<h2>\uc18c\uc6a9\ub3cc\uc774 \ubbf8\ud130\uc758 \uc6d0\ub9ac<\/h2>\n<p>\uc18c\uc6a9\ub3cc\uc774 \ubbf8\ud130\ub294 \uc720\uccb4\uac00 \uc7a5\uc560\ubb3c(\ube14\ub7ec\ud504 \ubc14\ub514)\uc744 \uc9c0\ub098\uba74\uc11c \ud615\uc131\ub418\ub294 \uc640\ub958\uc758 \uc8fc\ud30c\uc218\ub97c \uce21\uc815\ud558\uc5ec \uc720\ub7c9\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4. \uc640\ub958 \ubd84\ub9ac\ub294 \ub3c5\uc77c\uc758 \uacfc\ud559\uc790 \uc2dc\uc5b4\ub3c4\uc5b4 \ud3f0 \uce74\ub974\ub9cc(Theodore von K\u00e1rm\u00e1n)\uc774 \uc815\uc758\ud55c \ud604\uc0c1\uc73c\ub85c, \uc720\uccb4\uac00 \ube14\ub7ec\ud504 \ubc14\ub514\ub97c \uc9c0\ub0a0 \ub54c \ubc1c\uc0dd\ud558\ub294 \uaddc\uce59\uc801\uc774\uace0 \ubc18\ubcf5\uc801\uc778 \uc18c\uc6a9\ub3cc\uc774 \ud328\ud134\uc744 \ub9d0\ud569\ub2c8\ub2e4. \uc774 \ud328\ud134\uc740 \uc720\uccb4\uc758 \uc720\uc18d\uc5d0 \ube44\ub840\ud558\uc5ec \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/p>\n<h2>\uc640\ub958 \ud615\uc131 \ubc0f \ubd84\ub9ac<\/h2>\n<p>\uc720\uccb4\uac00 \uc77c\uc815\ud55c \uc18d\ub3c4\ub85c \ube14\ub7ec\ud504 \ubc14\ub514\ub97c \uc9c0\ub098\uac00\uba74, \ube14\ub7ec\ud504 \ubc14\ub514\uc758 \ud6c4\uba74\uc5d0\uc11c \uad50\ub300\ub85c \ub450 \uac1c\uc758 \uc640\ub958\uac00 \uc0dd\uc131\ub429\ub2c8\ub2e4. \uc774 \ud604\uc0c1\uc740 \uce74\ub974\ub9cc \uc18c\uc6a9\ub3cc\uc774 \uac70\ub9ac(K\u00e1rm\u00e1n vortex street)\ub77c\uace0 \ubd88\ub9ac\uba70, \uc640\ub958\uc758 \ud615\uc131 \uc8fc\ud30c\uc218\ub294 \ub2e4\uc74c \uacf5\uc2dd\uc744 \ud1b5\ud574 \ud45c\ud604\ub429\ub2c8\ub2e4:<\/p>\n<p>\n\\[<br \/>\nf = \\frac{St \\cdot V}{d}<br \/>\n\\]\n<\/p>\n<p>\uc5ec\uae30\uc11c:<\/p>\n<p><u1><\/p>\n<li><b>f<\/b>\ub294 \uc640\ub958 \ud615\uc131 \uc8fc\ud30c\uc218 (Hz)<\/li>\n<li><b>St<\/b>\ub294 \uc2a4\ud2b8\ub8e8\ud560 \uc218 (Strouhal number, \ubb34\ucc28\uc6d0 \uc218)<\/li>\n<li><b>V<\/b>\ub294 \uc720\uc785 \uc720\uccb4\uc758 \uc18d\ub3c4 (m\/s)<\/li>\n<li><b>d<\/b>\ub294 \ube14\ub7ec\ud504 \ubc14\ub514\uc758 \ud3ed (m)<\/li>\n<p><\/u1><\/p>\n<h2>\uc720\ub7c9 \uacc4\uc0b0<\/h2>\n<p>\uc18c\uc6a9\ub3cc\uc774 \ubbf8\ud130\ub294 \uc8fc\ud30c\uc218\uc640 \ube14\ub7ec\ud504 \ubc14\ub514\uc758 \ud06c\uae30\ub97c \uc774\uc6a9\ud558\uc5ec \uc720\ub7c9\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4. \uae30\ubcf8\uc801\uc778 \uc720\ub7c9 \uacf5\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<p>\n\\[<br \/>\nQ = f \\cdot K<br \/>\n\\]\n<\/p>\n<p>\uc5ec\uae30\uc11c:<\/p>\n<p><u1><\/p>\n<li><b>Q<\/b>\ub294 \uc720\ub7c9 (m\u00b3\/s)<\/li>\n<li><b>f<\/b>\ub294 \uc640\ub958 \ud615\uc131 \uc8fc\ud30c\uc218 (Hz)<\/li>\n<li><b>K<\/b>\ub294 \uc720\ub7c9 \uacc4\uc218 (Flow coefficient, \uae30\uae30\uc758 \uce98\ub9ac\ube0c\ub808\uc774\uc158 \uac12)<\/li>\n<p><\/u1><\/p>\n<h2>\uc18c\uc6a9\ub3cc\uc774 \ubbf8\ud130\uc758 \uc7a5\uc810<\/h2>\n<p>\uc18c\uc6a9\ub3cc\uc774 \ubbf8\ud130\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uc7a5\uc810\uc774 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<p><u1><\/p>\n<li><b>\uc815\ud655\uc131:<\/b> \uc720\ub7c9 \uce21\uc815\uc5d0 \ub9e4\uc6b0 \uc815\ud655\ud558\uace0 \uc2e0\ub8b0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li><b>\uc801\uc6a9 \ubc94\uc704:<\/b> \uc561\uccb4, \uae30\uccb4 \ub4f1 \ub2e4\uc591\ud55c \uc720\uccb4\uc5d0 \uc801\uc6a9 \uac00\ub2a5\ud569\ub2c8\ub2e4.<\/li>\n<li><b>\uc720\uc9c0\ubcf4\uc218:<\/b> \ub0b4\ubd80\uc5d0 \uc6c0\uc9c1\uc774\ub294 \ubd80\ud488\uc774 \uc5c6\uc5b4 \uc720\uc9c0\ubcf4\uc218\uac00 \uc6a9\uc774\ud569\ub2c8\ub2e4.<\/li>\n<li><b>\uc720\uc18d \ubc94\uc704:<\/b> \ub2e4\uc591\ud55c \uc720\uc18d \ubc94\uc704\uc5d0\uc11c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<p><\/u1><\/p>\n<h2>\uacb0\ub860<\/h2>\n<p>\uc18c\uc6a9\ub3cc\uc774 \ubbf8\ud130\ub294 \uc720\uccb4\uc758 \uc720\ub7c9\uc744 \uc815\ud655\ud558\uac8c \uce21\uc815\ud560 \uc218 \uc788\ub294 \ud6cc\ub96d\ud55c \uc7a5\ube44\uc785\ub2c8\ub2e4. \uc640\ub958 \ubd84\ub9ac \uc6d0\ub9ac\ub294 \uc720\uccb4\uac00 \ube14\ub7ec\ud504 \ubc14\ub514\ub97c \uc9c0\ub0a0 \ub54c \uc0dd\uae30\ub294 \uaddc\uce59\uc801\uc778 \uc18c\uc6a9\ub3cc\uc774\ub97c \uc774\uc6a9\ud558\ub294\ub370, \uc774 \ud604\uc0c1\uc744 \ud1b5\ud574 \uc720\uccb4\uc758 \uc720\ub7c9\uc744 \uacc4\uc0b0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc18c\uc6a9\ub3cc\uc774 \ubbf8\ud130\ub294 \uadf8 \uc815\ud655\uc131\uacfc \ub2e4\uc591\ud55c \uc801\uc6a9 \ubc94\uc704 \ub355\ubd84\uc5d0 \uc5ec\ub7ec \uc0b0\uc5c5\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc18c\uc6a9\ub3cc\uc774 \ubbf8\ud130\ub294 \uc640\ub958 \ubd84\ub9ac \ud604\uc0c1\uc744 \uc774\uc6a9\ud574 \uc720\ub7c9\uc744 \uce21\uc815\ud558\ub294 \uae30\uae30\ub85c \ud654\ud559, \uc11d\uc720, \uac00\uc2a4 \uc0b0\uc5c5\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub418\uba70 \uc815\ud655\uc131\uc774 \ub6f0\uc5b4\ub0a9\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>\uc18c\uc6a9\ub3cc\uc774 \ubbf8\ud130 | \uc640\ub958 \ubd84\ub9ac, \uc720\ub7c9 \uce21\uc815<\/title>\n<meta name=\"description\" content=\"\uc18c\uc6a9\ub3cc\uc774 \ubbf8\ud130\ub294 \uc640\ub958 \ubd84\ub9ac \ud604\uc0c1\uc744 \uc774\uc6a9\ud574 \uc720\ub7c9\uc744 \uce21\uc815\ud558\ub294 \uae30\uae30\ub85c \ud654\ud559, \uc11d\uc720, \uac00\uc2a4 \uc0b0\uc5c5\uc5d0\uc11c \ub110\ub9ac 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