{"id":365664,"date":"2024-06-22T12:55:42","date_gmt":"2024-06-22T11:55:42","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/%ea%b3%a0%ec%86%8d-%ec%9c%a0%ec%b2%b4-%ec%b8%a1%ec%a0%95-%ec%9c%a0%eb%9f%89-%eb%85%b8%ec%a6%90\/"},"modified":"2024-06-22T12:55:42","modified_gmt":"2024-06-22T11:55:42","slug":"%ea%b3%a0%ec%86%8d-%ec%9c%a0%ec%b2%b4-%ec%b8%a1%ec%a0%95-%ec%9c%a0%eb%9f%89-%eb%85%b8%ec%a6%90","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/ko\/%ea%b3%a0%ec%86%8d-%ec%9c%a0%ec%b2%b4-%ec%b8%a1%ec%a0%95-%ec%9c%a0%eb%9f%89-%eb%85%b8%ec%a6%90\/","title":{"rendered":"\uace0\uc18d \uc720\uccb4 \uce21\uc815 | \uc720\ub7c9 \ub178\uc990"},"content":{"rendered":"<p class=\"sidekick\">\uace0\uc18d \uc720\uccb4 \uce21\uc815\uc744 \uc704\ud55c \uc720\ub7c9 \ub178\uc990\uc758 \uc6d0\ub9ac\uc640 \uad6c\uc870, \ubca0\ub974\ub204\uc774 \ubc29\uc815\uc2dd, \uc720\ub7c9 \uacc4\uc0b0 \uacf5\uc2dd, \uc8fc\uc694 \uc801\uc6a9 \ubd84\uc57c\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/06\/\uace0\uc18d_\uc720\uccb4_\uce21\uc815_\uc720\ub7c9_\ub178\uc990.png\" alt=\"\uace0\uc18d \uc720\uccb4 \uce21\uc815 | \uc720\ub7c9 \ub178\uc990\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>\uace0\uc18d \uc720\uccb4 \uce21\uc815: \uc720\ub7c9 \ub178\uc990<\/h2>\n<p>\uace0\uc18d \uc720\uccb4 \uce21\uc815\uc740 \uc5f4\uacf5\ud559(thermal engineering)\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc720\uccb4 \uc720\ub7c9\uc744 \uc815\ud655\ud558\uac8c \uce21\uc815\ud558\ub294 \uac83\uc740 \uc2dc\uc2a4\ud15c\uc758 \uc131\ub2a5\uacfc \ud6a8\uc728\uc131\uc744 \ub192\uc774\uae30 \uc704\ud568\uc785\ub2c8\ub2e4. \uc624\ub298\uc740 \uc720\ub7c9 \ub178\uc990(flow nozzle)\uc744 \uc0ac\uc6a9\ud55c \uace0\uc18d \uc720\uccb4 \uce21\uc815 \ubc29\ubc95\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<h3>\uc720\ub7c9 \ub178\uc990\uc774\ub780?<\/h3>\n<p>\uc720\ub7c9 \ub178\uc990\uc740 \uad00\uc744 \ud1b5\ud574 \ud750\ub974\ub294 \uc720\uccb4\uc758 \uc720\ub7c9\uc744 \uce21\uc815\ud558\ub294\ub370 \uc0ac\uc6a9\ub418\ub294 \uc7a5\uce58\uc785\ub2c8\ub2e4. \uc720\ub7c9 \ub178\uc990\uc740 Venturi \ub178\uc990\uacfc \uc624\ub9ac\ud53c\uc2a4 \ud50c\ub808\uc774\ud2b8\uc640 \ud568\uaed8 \uac00\uc7a5 \ub9ce\uc774 \uc0ac\uc6a9\ub418\ub294 \uc138 \uac00\uc9c0 \ucc28\uc555 \uc720\ub7c9 \uce21\uc815 \uae30\uae30 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\uc218\ub450 \uc190\uc2e4\uc774 \ube44\uad50\uc801 \uc801\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\uc720\ub7c9 \uacc4\uc218\uc758 \ubcc0\ub3d9\uc774 \uc791\uc544 \ub192\uc740 \uc815\ud655\ub3c4\ub97c \uc790\ub791\ud569\ub2c8\ub2e4.<\/li>\n<li>\ub0b4\uad6c\uc131\uc774 \uc88b\uc544 \uae34 \uc218\uba85\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h3>\uc720\ub7c9 \ub178\uc990\uc758 \uad6c\uc870\uc640 \uc6d0\ub9ac<\/h3>\n<p>\uc720\ub7c9 \ub178\uc990\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uc6d0\ubfd4 \ud615\ud0dc\uc758 \uc785\uad6c\ub97c \uac00\uc9c0\uace0 \uc788\uc73c\uba70, \uc720\uccb4\uac00 \ub178\uc990\uc744 \ud1b5\uacfc\ud560 \ub54c \uac00\uc18d\ub418\uba74\uc11c \uc555\ub825 \ucc28\uac00 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uc774\ub7f0 \uc555\ub825 \ucc28\ub97c \uc774\uc6a9\ud558\uc5ec \uc720\ub7c9\uc744 \uacc4\uc0b0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc720\ub7c9 \ub178\uc990\uc758 \uae30\ubcf8 \uc6d0\ub9ac\ub294 \ubca0\ub974\ub204\uc774 \ubc29\uc815\uc2dd(Bernoulli&#8217;s equation)\uacfc \uc5f0\uad00\uc774 \uc788\uc2b5\ub2c8\ub2e4. \ubca0\ub974\ub204\uc774 \ubc29\uc815\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<p>\\[ P_1 + \\frac{1}{2} \\rho v_1^2 = P_2 + \\frac{1}{2} \\rho v_2^2 \\]\n<p>\uc5ec\uae30\uc11c \\( P_1 \\)\uacfc \\( P_2 \\)\ub294 \uc720\uccb4\uc758 \uc555\ub825, \\( v_1 \\)\uacfc \\( v_2 \\)\ub294 \uc720\uccb4\uc758 \uc18d\ub3c4, \\(\\rho\\)\ub294 \uc720\uccb4\uc758 \ubc00\ub3c4\uc785\ub2c8\ub2e4.<\/p>\n<h3>\uc720\ub7c9 \uacc4\uc0b0<\/h3>\n<p>\uc720\ub7c9 \ub178\uc990\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc720\ub7c9\uc744 \uacc4\uc0b0\ud558\ub294 \uacf5\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<p>\\[ Q = C_d A_2 \\sqrt{\\frac{2 \\Delta P}{\\rho (1 &#8211; \\beta^4)}} \\]\n<ul>\n<li>Q: \uc720\ub7c9 (Flow rate)<\/li>\n<li>C_d: \ubc29\uc804 \uacc4\uc218 (Discharge coefficient)<\/li>\n<li>A_2: \ub178\uc990\uc758 \uc720\ucd9c \ub2e8\uba74\uc801 (Throat area)<\/li>\n<li>\\(\\Delta P\\): \uc555\ub825 \ucc28 (Pressure difference)<\/li>\n<li>\\(\\rho\\): \uc720\uccb4\uc758 \ubc00\ub3c4 (Fluid density)<\/li>\n<li>\\(\\beta\\): \uc9c1\uacbd\ube44 (Diameter ratio)<\/li>\n<\/ul>\n<h3>\uc720\ub7c9 \ub178\uc990\uc758 \uc801\uc6a9 \ubd84\uc57c<\/h3>\n<p>\uc720\ub7c9 \ub178\uc990\uc740 \ub2e4\uc591\ud55c \uc0b0\uc5c5 \ubd84\uc57c\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc8fc\ub85c \ub2e4\uc74c\uacfc \uac19\uc740 \ubd84\uc57c\uc5d0\uc11c \uc0ac\uc6a9\ub429\ub2c8\ub2e4:<\/p>\n<ol>\n<li>\uc11d\uc720 \ubc0f \uac00\uc2a4 \uc0b0\uc5c5: \ud30c\uc774\ud504\ub77c\uc778\uc5d0\uc11c\uc758 \uace0\uc18d \uc720\uccb4 \uce21\uc815\uc744 \uc704\ud574 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<li>\ubc1c\uc804\uc18c: \ud130\ube48\uacfc \ubcf4\uc77c\ub7ec\uc758 \ud6a8\uc728\uc744 \ubaa8\ub2c8\ud130\ub9c1\ud558\uace0, \uc720\uc9c0\ubcf4\uc218 \uacc4\ud68d\uc744 \uc138\uc6b0\ub294\ub370 \uc720\uc6a9\ud569\ub2c8\ub2e4.<\/li>\n<li>\ud654\ud559 \uc0b0\uc5c5: \ub2e4\uc591\ud55c \ud654\ud559 \uacf5\uc815\uc5d0\uc11c \uc720\uccb4 \uc720\ub7c9\uc744 \uc815\ud655\ud558\uac8c \uce21\uc815\ud574\uc57c \ud558\ub294 \uacbd\uc6b0\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<\/ol>\n<h3>\uacb0\ub860<\/h3>\n<p>\uc720\ub7c9 \ub178\uc990\uc740 \uace0\uc18d \uc720\uccb4 \uce21\uc815\uc5d0 \ub9e4\uc6b0 \uc720\uc6a9\ud55c \ub3c4\uad6c\uc785\ub2c8\ub2e4. \uc720\uccb4\uc758 \uc555\ub825 \ucc28\ub97c \uc774\uc6a9\ud558\uc5ec \uc720\ub7c9\uc744 \uc815\ud655\ud558\uac8c \uacc4\uc0b0\ud560 \uc218 \uc788\uc73c\uba70, \ub2e4\uc591\ud55c \uc0b0\uc5c5 \ubd84\uc57c\uc5d0\uc11c \uc911\uc694\ud558\uac8c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc5f4\uacf5\ud559\uc744 \uacf5\ubd80\ud558\ub294 \ud559\uc0dd\uc774\ub098 \ud604\uc5c5 \uc5d4\uc9c0\ub2c8\uc5b4\uc5d0\uac8c\ub294 \uc720\ub7c9 \ub178\uc990\uc758 \uc6d0\ub9ac\uc640 \uc751\uc6a9 \ubc29\ubc95\uc744 \uc774\ud574\ud558\ub294 \uac83\uc774 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uace0\uc18d \uc720\uccb4 \uce21\uc815\uc744 \uc704\ud55c \uc720\ub7c9 \ub178\uc990\uc758 \uc6d0\ub9ac\uc640 \uad6c\uc870, \ubca0\ub974\ub204\uc774 \ubc29\uc815\uc2dd, \uc720\ub7c9 \uacc4\uc0b0 \uacf5\uc2dd, \uc8fc\uc694 \uc801\uc6a9 \ubd84\uc57c\uc5d0 \ub300\ud574 \uc124\uba85\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":"<!-- This site is optimized with the Yoast SEO plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\uace0\uc18d \uc720\uccb4 \uce21\uc815 | \uc720\ub7c9 \ub178\uc990<\/title>\n<meta name=\"description\" content=\"\uace0\uc18d \uc720\uccb4 \uce21\uc815\uc744 \uc704\ud55c \uc720\ub7c9 \ub178\uc990\uc758 \uc6d0\ub9ac\uc640 \uad6c\uc870, \ubca0\ub974\ub204\uc774 \ubc29\uc815\uc2dd, \uc720\ub7c9 \uacc4\uc0b0 \uacf5\uc2dd, \uc8fc\uc694 \uc801\uc6a9 \ubd84\uc57c\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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