{"id":8417,"date":"2026-06-14T20:33:54","date_gmt":"2026-06-14T20:33:54","guid":{"rendered":"https:\/\/www.yunrui-controls.com\/?p=8417"},"modified":"2026-06-14T20:34:56","modified_gmt":"2026-06-14T20:34:56","slug":"control-valve-cv-calculation-actuator-sizing","status":"publish","type":"post","link":"https:\/\/www.yunrui-controls.com\/ko\/control-valve-cv-calculation-actuator-sizing\/","title":{"rendered":"\uc561\ucd94\uc5d0\uc774\ud130 \uc120\uc815 \ubc0f \ubc38\ube0c \ud06c\uae30 \uacb0\uc815: \uacf5\ud559\uc801 \uacc4\uc0b0 \ubc29\ubc95"},"content":{"rendered":"<div style=\"font-family: -apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,sans-serif; line-height: 1.7; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px;\">\n<div style=\"background: linear-gradient(135deg,#1e3a5f 0%,#2d5a87 100%); color: #fff; padding: 40px 30px; border-radius: 8px; margin-bottom: 30px;\">\n<h2 style=\"color: #fff; margin: 0 0 15px 0; font-size: 32px; font-weight: 600;\">\uc81c\uc5b4 \ubc38\ube0c \ud06c\uae30 \ubc0f \uc561\ucd94\uc5d0\uc774\ud130 \uc120\uc815: \uc644\ubcbd\ud55c \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uacc4\uc0b0 \uac00\uc774\ub4dc<\/h2>\n<p style=\"color: #e0e8f0; margin: 0; font-size: 16px;\">\uacf5\uc815 \uc81c\uc5b4 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uc704\ud55c \ub9c8\uc2a4\ud130 Cv \uacc4\uc0b0, \ucd94\ub825 \ubd84\uc11d \ubc0f \uc561\ucd94\uc5d0\uc774\ud130 \ud06c\uae30 \uc120\uc815. \uae30\uc220 \uacf5\uc2dd, \uc608\uc81c \ubc0f \ud604\uc7a5 \uac80\uc99d\ub41c \uc120\uc815 \ubc29\ubc95 \ud3ec\ud568.<\/p>\n<\/div>\n<div style=\"background: #f8fafc; border-left: 4px solid #2d5a87; padding: 20px; margin-bottom: 30px; border-radius: 0 8px 8px 0;\">\n<p style=\"margin: 0; color: #475569; font-size: 14px;\"><strong>\ube60\ub978 \ud0d0\uc0c9:<\/strong> <a style=\"color: #2d5a87; text-decoration: none;\" href=\"#cv-basics\">CV \uae30\ucd08<\/a> | <a style=\"color: #2d5a87; text-decoration: none;\" href=\"#liquid-cv\">\uc561\uccb4 Cv<\/a> | <a style=\"color: #2d5a87; text-decoration: none;\" href=\"#gas-cv\">\uac00\uc2a4 Cv<\/a> | <a style=\"color: #2d5a87; text-decoration: none;\" href=\"#steam-cv\">\uc2a4\ud300 CV<\/a> | <a style=\"color: #2d5a87; text-decoration: none;\" href=\"#actuator-thrust\">\uc561\ucd94\uc5d0\uc774\ud130 \ucd94\ub825<\/a> | <a style=\"color: #2d5a87; text-decoration: none;\" href=\"#selection\">\uc120\ud0dd \uac00\uc774\ub4dc<\/a><\/p>\n<\/div>\n<h3 id=\"cv-basics\" style=\"color: #1e3a5f; font-size: 24px; margin-top: 40px; margin-bottom: 20px; border-bottom: 2px solid #e2e8f0; padding-bottom: 10px;\">1. \uc81c\uc5b4 \ubc38\ube0c \uc720\ub7c9 \uacc4\uc218(Cv) \uae30\ubcf8 \uc0ac\ud56d<\/h3>\n<p>\uadf8\ub9cc\ud07c <strong>\uc720\ub7c9 \uacc4\uc218 Cv<\/strong> \uc81c\uc5b4 \ubc38\ube0c\uc758 \uc720\uccb4 \ud1b5\uacfc \uc6a9\ub7c9\uc744 \uc815\ub7c9\ud654\ud569\ub2c8\ub2e4. \ud45c\uc900 \uc870\uac74(60\u00b0F\uc758 \ubb3c, 1psi\uc758 \uc555\ub825 \uac15\ud558)\uc5d0\uc11c \uc815\uc758\ub418\uba70, \uc720\ub7c9\uc740 \ubbf8\uad6d \uac24\ub7f0\/\ubd84\uc73c\ub85c \uce21\uc815\ub429\ub2c8\ub2e4. \uc5d4\uc9c0\ub2c8\uc5b4\ub4e4\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \uc791\uc5c5\uc744 \uc218\ud589\ud569\ub2c8\ub2e4. <a style=\"color: #2d5a87; text-decoration: none; font-weight: 600;\" href=\"https:\/\/www.yunrui-controls.com\/ko\/brands\/fisher\/\">\ud53c\uc154<\/a> \ub2e4\ub978 \uc0b0\uc5c5\uc6a9 \ubc38\ube0c \ube0c\ub79c\ub4dc\ub4e4\ub3c4 \uc801\uc808\ud55c \ud06c\uae30 \uc120\uc815\uc744 \uc704\ud574 \uc815\ud655\ud55c Cv \uacc4\uc0b0\uc5d0 \uc758\uc874\ud569\ub2c8\ub2e4.<\/p>\n<div style=\"background: #e7f3ff; border-left: 5px solid #0066cc; padding: 20px; margin: 25px 0; border-radius: 0 5px 5px 0;\">\n<p style=\"margin: 0; color: #1e3a5f; font-size: 15px;\"><strong>\ud45c\uc900 \uc815\uc758:<\/strong> Cv = Q \u00d7 \u221a(SG\/\u0394P)<\/p>\n<p style=\"margin: 8px 0 0 0; color: #475569; font-size: 14px;\">\uc5ec\uae30\uc11c Q\ub294 \uc720\ub7c9(\ubbf8\uad6d \uac24\ub7f0\/\ubd84), SG\ub294 \ube44\uc911(\ubb3c = 1.0), \u0394P\ub294 \uc555\ub825 \uac15\ud558(psi)\uc785\ub2c8\ub2e4.<\/p>\n<\/div>\n<h4 style=\"color: #2d5a87; font-size: 18px; margin-top: 25px; margin-bottom: 15px;\">1.1 Cv \ub300 Kv \ubcc0\ud658<\/h4>\n<table style=\"width: 100%; border-collapse: collapse; font-size: 14px; box-shadow: 0 2px 4px rgba(0,0,0,0.1);\">\n<thead>\n<tr style=\"background: linear-gradient(135deg,#1e3a5f 0%,#2d5a87 100%); color: #fff;\">\n<th style=\"padding: 14px 12px; text-align: left; font-weight: 600;\">\uae30\uc900<\/th>\n<th style=\"padding: 14px 12px; text-align: left; font-weight: 600;\">\uc815\ud669<\/th>\n<th style=\"padding: 14px 12px; text-align: left; font-weight: 600;\">\ub2e8\uc704<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 12px; border: 1px solid #e2e8f0; font-weight: 600;\">\uc774\ub825\uc11c(\ubbf8\uad6d)<\/td>\n<td style=\"padding: 12px; border: 1px solid #e2e8f0;\">\u0394P = 1 psi, \ubb3c \uc628\ub3c4 60\u00b0F<\/td>\n<td style=\"padding: 12px; border: 1px solid #e2e8f0;\">\ubbf8\uad6d \uac24\ub7f0\/\ubd84<\/td>\n<\/tr>\n<tr style=\"background: #f8fafc;\">\n<td style=\"padding: 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Kv (\ubbf8\ud130\ubc95)<\/td>\n<td style=\"padding: 12px; border: 1px solid #e2e8f0;\">\u0394P = 1 bar, \ubb3c \uc628\ub3c4 5-30\u00b0C<\/td>\n<td style=\"padding: 12px; border: 1px solid #e2e8f0;\">m\u00b3\/h<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"margin-top: 15px;\"><strong>\ubcc0\ud658:<\/strong> Cv = 1.156 \u00d7 Kv<\/p>\n<h3 id=\"liquid-cv\" style=\"color: #1e3a5f; font-size: 24px; margin-top: 40px; margin-bottom: 20px; border-bottom: 2px solid #e2e8f0; padding-bottom: 10px;\">2. \uc561\uccb4 Cv \uacc4\uc0b0<\/h3>\n<h4 style=\"color: #2d5a87; font-size: 18px; margin-top: 25px; margin-bottom: 15px;\">2.1 \uae30\ubcf8 \uacf5\uc2dd (\ub9c9\ud798 \uc5c6\ub294 \ud750\ub984)<\/h4>\n<div style=\"background: #f0f9ff; border: 2px solid #0ea5e9; padding: 25px; margin: 20px 0; border-radius: 8px;\">\n<p style=\"margin: 0; color: #0369a1; font-size: 18px; font-weight: 600; text-align: center;\">Cv = Q \u00d7 \u221a(SG \/ \u0394P)<\/p>\n<\/div>\n<h4 style=\"color: #2d5a87; font-size: 18px; margin-top: 25px; margin-bottom: 15px;\">2.2 \ub9c9\ud78c \uc720\ub7c9 \ubcf4\uc815<\/h4>\n<p>\uc555\ub825 \uac15\ud558\uac00 \uc784\uacc4\uac12\uc744 \ucd08\uacfc\ud560 \uacbd\uc6b0(\ud50c\ub798\uc2f1\/\uce90\ube44\ud14c\uc774\uc158 \uc704\ud5d8):<\/p>\n<div style=\"background: #f0f9ff; border: 2px solid #0ea5e9; padding: 25px; margin: 20px 0; border-radius: 8px;\">\n<p style=\"margin: 0; color: #0369a1; font-size: 16px; font-weight: 600; text-align: center;\">Cv = Q \u00d7 \u221a(SG \/ (F<sub>L<\/sub>\u00b2 \u00d7 (P\u2081 \u2013 F<sub>F<\/sub> \u00d7 P<sub>v<\/sub>)))<\/p>\n<\/div>\n<table style=\"width: 100%; border-collapse: collapse; font-size: 14px; margin: 20px 0;\">\n<thead>\n<tr style=\"background: linear-gradient(135deg,#1e3a5f 0%,#2d5a87 100%); color: #fff;\">\n<th style=\"padding: 12px; text-align: left;\">\ub9e4\uac1c\ubcc0\uc218<\/th>\n<th style=\"padding: 12px; text-align: left;\">\uc124\uba85<\/th>\n<th style=\"padding: 12px; text-align: left;\">\uc77c\ubc18\uc801\uc778 \uac12<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 10px; border: 1px solid #e2e8f0;\">F<sub>L<\/sub><\/td>\n<td style=\"padding: 10px; border: 1px solid #e2e8f0;\">\uc555\ub825 \ud68c\ubcf5 \uacc4\uc218<\/td>\n<td style=\"padding: 10px; border: 1px solid #e2e8f0;\">0.85-0.95 (\uae00\ub85c\ube0c \ubc38\ube0c)<\/td>\n<\/tr>\n<tr style=\"background: #f8fafc;\">\n<td style=\"padding: 10px; border: 1px solid #e2e8f0;\">F<sub>F<\/sub><\/td>\n<td style=\"padding: 10px; border: 1px solid #e2e8f0;\">\uc784\uacc4 \uc555\ub825 \ube44\uc728 \uc778\uc790<\/td>\n<td style=\"padding: 10px; border: 1px solid #e2e8f0;\">0.96-0.98<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 10px; border: 1px solid #e2e8f0;\">P<sub>v<\/sub><\/td>\n<td style=\"padding: 10px; border: 1px solid #e2e8f0;\">\uc561\uccb4 \uc99d\uae30\uc555(\ud504\uc2dc\uc544)<\/td>\n<td style=\"padding: 10px; border: 1px solid #e2e8f0;\">\uccb4\uc561 \uc758\uc874\uc131<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4 style=\"color: #2d5a87; font-size: 18px; margin-top: 25px; margin-bottom: 15px;\">2.3 \uc608\uc81c: \ubb3c \uc0ac\uc6a9<\/h4>\n<div style=\"background: #f8fafc; border: 1px solid #e2e8f0; padding: 25px; margin: 20px 0; border-radius: 8px;\">\n<p style=\"margin: 0 0 15px 0; color: #1e3a5f; font-weight: 600;\">\uacf5\uc815 \uc870\uac74:<\/p>\n<ul style=\"margin: 0; padding-left: 20px; color: #475569;\">\n<li>\ub9e4\uc9c8: \ubb3c, \ube44\uc911 = 1.0<\/li>\n<li>\uc720\ub7c9: 100 US \uac24\ub7f0\/\ubd84<\/li>\n<li>\uc785\uad6c \uc555\ub825: 100 psig<\/li>\n<li>\ucd9c\uad6c \uc555\ub825: 80 psig<\/li>\n<li>\ubc38\ube0c \uc720\ud615: \uae00\ub85c\ube0c \ubc38\ube0c, F<sub>L<\/sub> = 0.9<\/li>\n<\/ul>\n<p style=\"margin: 20px 0 10px 0; color: #1e3a5f; font-weight: 600;\">\uacc4\uc0b0:<\/p>\n<ol style=\"margin: 0; padding-left: 20px; color: #475569; line-height: 1.8;\">\n<li>\u0394P = 100 \u2013 80 = 20 psi<\/li>\n<li>\ub9c9\ud78c \uc720\ub7c9 \ud655\uc778: \u0394P<sub>\ube44\ud310\uc801\uc778<\/sub> = 0.9\u00b2 \u00d7 (114.7 \u2013 0.256) = 92.7 psi<\/li>\n<li>20psi &lt; 92.7psi\uc774\ubbc0\ub85c \ub9c9\ud798 \uc5c6\ub294 \ud750\ub984\uc785\ub2c8\ub2e4.<\/li>\n<li>Cv = 100 \u00d7 \u221a(1.0 \/ 20) = 100 \u00d7 0.2236 = <strong>22.4<\/strong><\/li>\n<\/ol>\n<div style=\"background: #d4edda; border-left: 4px solid #28a745; padding: 15px; margin-top: 20px; border-radius: 0 5px 5px 0;\">\n<p style=\"margin: 0; color: #155724;\"><strong>\uc120\ud0dd:<\/strong> Cv \uac12\uc774 25~30(\uc548\uc804\uacc4\uc218 1.2~1.5\ubc30)\uc778 \ubc38\ube0c\ub97c \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624.<\/p>\n<\/div>\n<\/div>\n<h3 id=\"gas-cv\" style=\"color: #1e3a5f; font-size: 24px; margin-top: 40px; margin-bottom: 20px; border-bottom: 2px solid #e2e8f0; padding-bottom: 10px;\">3. \uac00\uc2a4 Cv \uacc4\uc0b0<\/h3>\n<h4 style=\"color: #2d5a87; font-size: 18px; margin-top: 25px; margin-bottom: 15px;\">3.1 \uc544\uc784\uacc4 \ud750\ub984 (\u0394P\/P\u2081 &lt; 0.5)<\/h4>\n<div style=\"background: #f0f9ff; border: 2px solid #0ea5e9; padding: 25px; margin: 20px 0; border-radius: 8px;\">\n<p style=\"margin: 0; color: #0369a1; font-size: 16px; font-weight: 600; text-align: center;\">Cv = Q \/ (1360 \u00d7 \u221a(\u0394P \u00d7 P\u2082 \/ (SG \u00d7 T)))<\/p>\n<\/div>\n<h4 style=\"color: #2d5a87; font-size: 18px; margin-top: 25px; margin-bottom: 15px;\">3.2 \uc784\uacc4 \uc720\ub7c9 (\u0394P\/P\u2081 \u2265 0.5)<\/h4>\n<div style=\"background: #f0f9ff; border: 2px solid #0ea5e9; padding: 25px; margin: 20px 0; border-radius: 8px;\">\n<p style=\"margin: 0; color: #0369a1; font-size: 16px; font-weight: 600; text-align: center;\">Cv = Q \/ (834 \u00d7 F<sub>k<\/sub> \u00d7 P\u2081 \/ \u221a(SG \u00d7 T))<\/p>\n<\/div>\n<p>\uc5ec\uae30\uc11c F<sub>k<\/sub> = k\/1.4 (\ube44\uc5f4\ube44 \ubcf4\uc815)<\/p>\n<h4 style=\"color: #2d5a87; font-size: 18px; margin-top: 25px; margin-bottom: 15px;\">3.3 \uc608\uc81c \ud480\uc774: \ucc9c\uc5f0\uac00\uc2a4<\/h4>\n<div style=\"background: #f8fafc; border: 1px solid #e2e8f0; padding: 25px; margin: 20px 0; border-radius: 8px;\">\n<p style=\"margin: 0 0 15px 0; color: #1e3a5f; font-weight: 600;\">\uacf5\uc815 \uc870\uac74:<\/p>\n<ul style=\"margin: 0; padding-left: 20px; color: #475569;\">\n<li>\ub9e4\uccb4: \ucc9c\uc5f0\uac00\uc2a4, \ube44\uc911(SG) = 0.65<\/li>\n<li>\uc720\ub7c9: 5000 SCFH<\/li>\n<li>P\u2081 = 164.7 psia, P\u2082 = 114.7 psia<\/li>\n<li>\uc628\ub3c4: 100\u00b0F (560\u00b0R)<\/li>\n<li>k = 1.3<\/li>\n<\/ul>\n<p style=\"margin: 20px 0 10px 0; color: #1e3a5f; font-weight: 600;\">\uacc4\uc0b0:<\/p>\n<ol style=\"margin: 0; padding-left: 20px; color: #475569; line-height: 1.8;\">\n<li>\u0394P = 50 psi, \u0394P\/P\u2081 = 0.304 &lt; 0.5 \u2192 \uc544\uc784\uacc4<\/li>\n<li>Cv = 5000 \/ (1360 \u00d7 \u221a(50 \u00d7 114.7 \/ (0.65 \u00d7 560)))<\/li>\n<li>Cv = 5000 \/ (1360 \u00d7 3.97) = <strong>0.93<\/strong><\/li>\n<\/ol>\n<\/div>\n<h3 id=\"steam-cv\" style=\"color: #1e3a5f; font-size: 24px; margin-top: 40px; margin-bottom: 20px; border-bottom: 2px solid #e2e8f0; padding-bottom: 10px;\">4. \uc99d\uae30 Cv \uacc4\uc0b0<\/h3>\n<div style=\"background: #f0f9ff; border: 2px solid #0ea5e9; padding: 25px; margin: 20px 0; border-radius: 8px;\">\n<p style=\"margin: 0; color: #0369a1; font-size: 16px; font-weight: 600; text-align: center;\">\ud3ec\ud654 \uc99d\uae30: Cv = W \/ (63.3 \u00d7 \u221a(\u0394P \u00d7 \u03c1))<\/p>\n<p style=\"margin: 15px 0 0 0; color: #0369a1; font-size: 16px; font-weight: 600; text-align: center;\">\uacfc\uc5f4\uc99d\uae30: Cv = W \/ (63.3 \u00d7 F)<sub>\uc27f<\/sub> \u00d7 \u221a(\u0394P \u00d7 \u03c1))<\/p>\n<\/div>\n<p>\uc5ec\uae30\uc11c W\ub294 \uc9c8\ub7c9 \uc720\ub7c9(lb\/h), \u03c1\ub294 \uc99d\uae30 \ubc00\ub3c4(lb\/ft\u00b3), F\ub294<sub>\uc27f<\/sub> = \uacfc\uc5f4 \ubcf4\uc815 (1.0-1.2)<\/p>\n<h3 id=\"actuator-thrust\" style=\"color: #1e3a5f; font-size: 24px; margin-top: 40px; margin-bottom: 20px; border-bottom: 2px solid #e2e8f0; padding-bottom: 10px;\">5. \uc561\ucd94\uc5d0\uc774\ud130 \ucd94\ub825 \uacc4\uc0b0<\/h3>\n<h4 style=\"color: #2d5a87; font-size: 18px; margin-top: 25px; margin-bottom: 15px;\">5.1 \uacf5\uc555\uc2dd \ub2e4\uc774\uc5b4\ud504\ub7a8 \uc561\ucd94\uc5d0\uc774\ud130<\/h4>\n<div style=\"background: #f0f9ff; border: 2px solid #0ea5e9; padding: 25px; margin: 20px 0; border-radius: 8px;\">\n<p style=\"margin: 0; color: #0369a1; font-size: 16px; font-weight: 600; text-align: center;\">F = P \u00d7 A<sub>e<\/sub> \u00d7 \u03b7<\/p>\n<p style=\"margin: 10px 0 0 0; color: #0369a1; font-size: 14px; text-align: center;\">\uc2a4\ud504\ub9c1\uc758 \uacbd\uc6b0: F = P \u00d7 A<sub>e<\/sub> \u2013 k \u00d7 x<\/p>\n<\/div>\n<h4 style=\"color: #2d5a87; font-size: 18px; margin-top: 25px; margin-bottom: 15px;\">5.2 \uc608\uc81c \ud480\uc774: \ucd94\ub825 \uacc4\uc0b0<\/h4>\n<div style=\"background: #f8fafc; border: 1px solid #e2e8f0; padding: 25px; margin: 20px 0; border-radius: 8px;\">\n<p style=\"margin: 0 0 15px 0; color: #1e3a5f; font-weight: 600;\">\uc561\ucd94\uc5d0\uc774\ud130 \uc0ac\uc591:<\/p>\n<ul style=\"margin: 0; padding-left: 20px; color: #475569;\">\n<li>\ub2e4\uc774\uc5b4\ud504\ub7a8 \uc9c1\uacbd: 200mm<\/li>\n<li>\uc2e0\ud638: 20-100 kPa<\/li>\n<li>\ud6a8\uc728 \u03b7: 0.85<\/li>\n<\/ul>\n<p style=\"margin: 20px 0 10px 0; color: #1e3a5f; font-weight: 600;\">\uacc4\uc0b0:<\/p>\n<ol style=\"margin: 0; padding-left: 20px; color: #475569; line-height: 1.8;\">\n<li>A<sub>e<\/sub> = \u03c0 \u00d7 (0.1)\u00b2 = 0.0314 m\u00b2<\/li>\n<li>F<sub>\ucd5c\ub300<\/sub> = 100,000 \u00d7 0.0314 = 3140 N<\/li>\n<li>F<sub>\uc0b0\ucd9c<\/sub> = 3140 \u00d7 0.85 = <strong>2670 N<\/strong><\/li>\n<\/ol>\n<\/div>\n<h4 style=\"color: #2d5a87; font-size: 18px; margin-top: 25px; margin-bottom: 15px;\">5.3 \ubc38\ube0c \ud1a0\ud06c \uc694\uad6c \uc0ac\ud56d<\/h4>\n<div style=\"background: #f0f9ff; border: 2px solid #0ea5e9; padding: 25px; margin: 20px 0; border-radius: 8px;\">\n<p style=\"margin: 0; color: #0369a1; font-size: 16px; font-weight: 600; text-align: center;\">T = K \u00d7 \u0394P \u00d7 D\u00b3<\/p>\n<\/div>\n<table style=\"width: 100%; border-collapse: collapse; font-size: 14px; margin: 20px 0;\">\n<thead>\n<tr style=\"background: linear-gradient(135deg,#1e3a5f 0%,#2d5a87 100%); color: #fff;\">\n<th style=\"padding: 12px; text-align: left;\">\ubc38\ube0c \uc720\ud615<\/th>\n<th style=\"padding: 12px; text-align: left;\">\ud1a0\ud06c \uacc4\uc218 K<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 10px; border: 1px solid #e2e8f0;\">\ubcfc \ubc38\ube0c<\/td>\n<td style=\"padding: 10px; border: 1px solid #e2e8f0;\">0.05 \u2013 0.15<\/td>\n<\/tr>\n<tr style=\"background: #f8fafc;\">\n<td style=\"padding: 10px; border: 1px solid #e2e8f0;\">\ubc84\ud130\ud50c\ub77c\uc774 \ubc38\ube0c<\/td>\n<td style=\"padding: 10px; border: 1px solid #e2e8f0;\">0.10 \u2013 0.30<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 10px; border: 1px solid #e2e8f0;\">\ud50c\ub7ec\uadf8 \ubc38\ube0c<\/td>\n<td style=\"padding: 10px; border: 1px solid #e2e8f0;\">0.20 \u2013 0.40<\/td>\n<\/tr>\n<tr style=\"background: #f8fafc;\">\n<td style=\"padding: 10px; border: 1px solid #e2e8f0;\">\uae00\ub85c\ube0c \ubc38\ube0c<\/td>\n<td style=\"padding: 10px; border: 1px solid #e2e8f0;\">0.30 \u2013 0.60<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 id=\"selection\" style=\"color: #1e3a5f; font-size: 24px; margin-top: 40px; margin-bottom: 20px; border-bottom: 2px solid #e2e8f0; padding-bottom: 10px;\">6. \uc561\ucd94\uc5d0\uc774\ud130 \uc120\uc815 \uc808\ucc28<\/h3>\n<div style=\"background: #fef3c7; border-left: 4px solid #f59e0b; padding: 20px; margin: 20px 0; border-radius: 0 5px 5px 0;\">\n<p style=\"margin: 0; color: #92400e; font-weight: 600;\">\uc548\uc804\uacc4\uc218: SF = F<sub>\uc0ac\uc6a9 \uac00\ub2a5<\/sub> \/ F<sub>\ud544\uc218\uc758<\/sub> = 1.5 \u2013 2.0<\/p>\n<\/div>\n<h4 style=\"color: #2d5a87; font-size: 18px; margin-top: 25px; margin-bottom: 15px;\">\uc120\uc815 \uccb4\ud06c\ub9ac\uc2a4\ud2b8:<\/h4>\n<ol style=\"padding-left: 20px; color: #475569; line-height: 1.8;\">\n<li>\uacf5\uc815 \uc694\uad6c\uc0ac\ud56d\uc5d0 \ub530\ub77c \ubc38\ube0c \uc720\ud615 \ubc0f \ud06c\uae30\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc561\uccb4, \uac00\uc2a4 \ub610\ub294 \uc99d\uae30 \uc11c\ube44\uc2a4\uc5d0 \ud544\uc694\ud55c Cv \uac12\uc744 \uacc4\uc0b0\ud558\uc2ed\uc2dc\uc624.<\/li>\n<li>\ud328\ud0b9 \ub9c8\ucc30\uc744 \ud3ec\ud568\ud55c \ubc38\ube0c \ud1a0\ud06c\/\ucd94\ub825\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc561\ucd94\uc5d0\uc774\ud130 \uc720\ud615(\uacf5\uc555, \uc804\uae30, \uc720\uc555)\uc744 \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624.<\/li>\n<li>\uc561\ucd94\uc5d0\uc774\ud130 \ucd9c\ub825\uc774 \uc548\uc804 \uacc4\uc218\ub97c \uace0\ub824\ud558\uc5ec \ubc38\ube0c \uc694\uad6c\ub7c9\uc744 \ucd08\uacfc\ud558\ub294\uc9c0 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/li>\n<li>\uc2a4\ud2b8\ub85c\ud06c \uc2dc\uac04\uc774 \ud504\ub85c\uc138\uc2a4 \uc751\ub2f5 \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud558\ub294\uc9c0 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/li>\n<li>\uc548\uc804\uc7a5\uce58 \uc704\uce58(\uac1c\ubc29\ud615 \uace0\uc7a5, \ud3d0\uc1c4\ud615 \uace0\uc7a5, \ucd5c\ud6c4\uc758 \uace0\uc7a5)\ub97c \uc815\uc758\ud558\uc2ed\uc2dc\uc624.<\/li>\n<\/ol>\n<h3 style=\"color: #1e3a5f; font-size: 24px; margin-top: 40px; margin-bottom: 20px; border-bottom: 2px solid #e2e8f0; padding-bottom: 10px;\">7. \ud53c\uc154 \ubc38\ube0c \uc120\ud0dd \uad00\ub828 \uc790\ub8cc<\/h3>\n<p>\uc774\ub7ec\ud55c \uacc4\uc0b0\ubc95\uc744 \uc2e4\uc81c \ud504\ub85c\uc81d\ud2b8\uc5d0 \uc801\uc6a9\ud560 \ub54c, <a style=\"color: #2d5a87; text-decoration: none; font-weight: 600;\" href=\"https:\/\/www.yunrui-controls.com\/ko\/brands\/fisher\/\">\ud53c\uc154<\/a> \ubc38\ube0c \ud06c\uae30 \uc120\uc815 \uc18c\ud504\ud2b8\uc6e8\uc5b4\uc640 \uae30\uc220 \ubb38\uc11c\ub97c \uc885\ud569\uc801\uc73c\ub85c \uc81c\uacf5\ud569\ub2c8\ub2e4. <strong>\uc81c\uc5b4 \ubc38\ube0c \ud578\ub4dc\ubd81<\/strong> Cv \uacc4\uc0b0 \ubc29\ubc95, \ub9c9\ud798 \uc720\ub3d9 \ubd84\uc11d \ubc0f \uc18c\uc74c \uc608\uce21 \ubd84\uc57c\uc5d0\uc11c \uc5c5\uacc4 \ud45c\uc900\uc73c\ub85c \uc790\ub9ac\ub9e4\uae40\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uadf9\ud55c \uc11c\ube44\uc2a4 \ud658\uacbd\uc758 \uacbd\uc6b0, <a style=\"color: #2d5a87; text-decoration: none; font-weight: 600;\" href=\"https:\/\/www.yunrui-controls.com\/ko\/brands\/fisher\/\">\ud53c\uc154\uc758<\/a> <strong>\uce90\ube44\ud2b8\ub864<\/strong> \uadf8\ub9ac\uace0 <strong>\uc18d\uc0ad\uc784<\/strong> \ud2b8\ub9bc \uae30\uc220\uc740 \uae30\ubcf8\uc801\uc778 Cv \uacc4\uc0b0\uc744 \ub118\uc5b4 \ub192\uc740 \uc555\ub825 \uac15\ud558 \ubc0f \uc18c\uc74c \ubb38\uc81c\ub97c \ud574\uacb0\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud2b9\uc218 \ud2b8\ub9bc\uc744 \uc815\ud655\ud55c \ud06c\uae30 \uc870\uc815\uacfc \uacb0\ud569\ud558\uba74 \uae4c\ub2e4\ub85c\uc6b4 \uacf5\uc815 \uc870\uac74\uc5d0\uc11c \uc7a5\uae30\uc801\uc778 \uc2e0\ub8b0\uc131\uc744 \ubcf4\uc7a5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h3 style=\"color: #1e3a5f; font-size: 24px; margin-top: 40px; margin-bottom: 20px; border-bottom: 2px solid #e2e8f0; padding-bottom: 10px;\">8. \ube60\ub978 \ucc38\uc870 \uacf5\uc2dd<\/h3>\n<table style=\"width: 100%; border-collapse: collapse; font-size: 14px; box-shadow: 0 2px 4px rgba(0,0,0,0.1);\">\n<thead>\n<tr style=\"background: linear-gradient(135deg,#1e3a5f 0%,#2d5a87 100%); color: #fff;\">\n<th style=\"padding: 14px 12px; text-align: left; font-weight: 600;\">\uc560\ud50c\ub9ac\ucf00\uc774\uc158<\/th>\n<th style=\"padding: 14px 12px; text-align: left; font-weight: 600;\">\uacf5\uc2dd<\/th>\n<th style=\"padding: 14px 12px; text-align: left; font-weight: 600;\">\ub2e8\uc704<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 12px; border: 1px solid #e2e8f0; font-weight: 600;\">\uc561\uccb4 (\ub9c9\ud788\uc9c0 \uc54a\uc74c)<\/td>\n<td style=\"padding: 12px; border: 1px solid #e2e8f0;\">Cv = Q \u00d7 \u221a(SG\/\u0394P)<\/td>\n<td style=\"padding: 12px; border: 1px solid #e2e8f0;\">Q: \ubbf8\uad6d gpm, \u0394P: psi<\/td>\n<\/tr>\n<tr style=\"background: #f8fafc;\">\n<td style=\"padding: 12px; border: 1px solid #e2e8f0; font-weight: 600;\">\uac00\uc2a4(\uc544\uc784\uacc4)<\/td>\n<td style=\"padding: 12px; border: 1px solid #e2e8f0;\">Cv = Q\/(1360\u00d7\u221a(\u0394P\u00d7P\u2082\/(SG\u00d7T)))<\/td>\n<td style=\"padding: 12px; border: 1px solid #e2e8f0;\">\uc9c8\ubb38: SCFH, \uc628\ub3c4: \u00b0R<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 12px; border: 1px solid #e2e8f0; font-weight: 600;\">\ud3ec\ud654 \uc99d\uae30<\/td>\n<td style=\"padding: 12px; border: 1px solid #e2e8f0;\">Cv = W\/(63.3\u00d7\u221a(\u0394P\u00d7\u03c1))<\/td>\n<td style=\"padding: 12px; border: 1px solid #e2e8f0;\">W: \ud30c\uc6b4\ub4dc\/\uc2dc\uac04, \u03c1: \ud30c\uc6b4\ub4dc\/\uc81c\uacf1\ud53c\ud2b8<\/td>\n<\/tr>\n<tr style=\"background: #f8fafc;\">\n<td style=\"padding: 12px; border: 1px solid #e2e8f0; font-weight: 600;\">\uc561\ucd94\uc5d0\uc774\ud130 \ucd94\ub825<\/td>\n<td style=\"padding: 12px; border: 1px solid #e2e8f0;\">F = P \u00d7 A<sub>e<\/sub> \u00d7 \u03b7<\/td>\n<td style=\"padding: 12px; border: 1px solid #e2e8f0;\">P: Pa, A: m\u00b2<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 12px; border: 1px solid #e2e8f0; font-weight: 600;\">\ubc38\ube0c \ud1a0\ud06c<\/td>\n<td style=\"padding: 12px; border: 1px solid #e2e8f0;\">T = K \u00d7 \u0394P \u00d7 D\u00b3<\/td>\n<td style=\"padding: 12px; border: 1px solid #e2e8f0;\">D: m, \u0394P: Pa<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div style=\"background: #e7f3ff; border-left: 5px solid #0066cc; padding: 20px; margin: 30px 0; border-radius: 0 5px 5px 0;\">\n<p style=\"margin: 0; color: #1e3a5f; font-weight: 600;\">\ubc38\ube0c \ud06c\uae30 \uc120\uc815\uc5d0 \ub3c4\uc6c0\uc774 \ud544\uc694\ud558\uc2e0\uac00\uc694?<\/p>\n<p style=\"margin: 10px 0 0 0; color: #475569;\">YUNRUI\ub294 \uc815\ud488\uc744 \uacf5\uae09\ud569\ub2c8\ub2e4 <a style=\"color: #2d5a87; text-decoration: none; font-weight: 600;\" href=\"https:\/\/www.yunrui-controls.com\/ko\/brands\/fisher\/control-valves\/\">\ud53c\uc154 \uc81c\uc5b4 \ubc38\ube0c<\/a>, \ub2f9\uc0ac\ub294 \uc804 \uc138\uacc4 \uacf5\uc815 \uc0b0\uc5c5 \ubd84\uc57c\uc5d0 \ubc38\ube0c, \ud3ec\uc9c0\uc154\ub108 \ubc0f \uc561\ucd94\uc5d0\uc774\ud130\ub97c \uacf5\uae09\ud569\ub2c8\ub2e4. \ub2f9\uc0ac\uc758 \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uc5d4\uc9c0\ub2c8\uc5b4\ub294 \uace0\uac1d\uc758 \ud2b9\uc815 \uc870\uac74\uc5d0 \ub9de\ub294 \ubc38\ube0c \uc120\uc815, Cv \uacc4\uc0b0 \ubc0f \uc561\ucd94\uc5d0\uc774\ud130 \ud06c\uae30 \uc0b0\uc815\uc744 \uc9c0\uc6d0\ud574 \ub4dc\ub9bd\ub2c8\ub2e4.<\/p>\n<p style=\"margin: 15px 0 0 0; color: #475569;\">\uc800\ud76c\uc5d0\uac8c \uc5f0\ub77d\ud558\uc138\uc694 <a style=\"color: #2d5a87; text-decoration: none; font-weight: 600;\" href=\"mailto:sales@yunrui-controls.com\">sales@yunrui-controls.com<\/a> \ub610\ub294 WhatsApp <a style=\"color: #2d5a87; text-decoration: none; font-weight: 600;\" href=\"https:\/\/wa.me\/8618710784030\">+86 187 1078 4030<\/a>.<\/p>\n<\/div>\n<h3 style=\"color: #1e3a5f; font-size: 24px; margin-top: 40px; margin-bottom: 20px; border-bottom: 2px solid #e2e8f0; padding-bottom: 10px;\">\ucd94\ucc9c \ub3c4\uc11c<\/h3>\n<ul style=\"padding-left: 20px; color: #475569; line-height: 1.8;\">\n<li><a style=\"color: #2d5a87; text-decoration: none; font-weight: 500;\" href=\"https:\/\/www.yunrui-controls.com\/ko\/valve-positioner-working-principle-troubleshooting\/\">\ubc38\ube0c \ud3ec\uc9c0\uc154\ub108 \uc644\ubcbd \uac00\uc774\ub4dc: \uc791\ub3d9 \uc6d0\ub9ac + \ud604\uc7a5 \ubb38\uc81c \ud574\uacb0<\/a><\/li>\n<li><a style=\"color: #2d5a87; text-decoration: none; font-weight: 500;\" href=\"https:\/\/www.yunrui-controls.com\/ko\/control-valve-accessories-guide\/\">\uc81c\uc5b4 \ubc38\ube0c \uc561\uc138\uc11c\ub9ac \uc548\ub0b4\uc11c<\/a><\/li>\n<li><a style=\"color: #2d5a87; text-decoration: none; font-weight: 500;\" href=\"https:\/\/www.yunrui-controls.com\/ko\/fisher-dvc6200-positioners-emerson-ams-trex\/\">Fisher DVC6200 \ud3ec\uc9c0\uc154\ub108: Emerson AMS Trex\uc640\uc758 \uad6c\uc131<\/a><\/li>\n<li><a style=\"color: #2d5a87; text-decoration: none; font-weight: 500;\" href=\"https:\/\/www.yunrui-controls.com\/ko\/control-valve-waterproof-and-moisture-proof-measures\/\">\uc81c\uc5b4 \ubc38\ube0c \ubc29\uc218 \ubc0f \ubc29\uc2b5 \uc870\uce58: \uc644\ubcbd\ud55c \uc0b0\uc5c5 \ubcf4\ud638 \uac00\uc774\ub4dc<\/a><\/li>\n<li><a style=\"color: #2d5a87; text-decoration: none; font-weight: 500;\" href=\"https:\/\/www.yunrui-controls.com\/ko\/transmitter-zero-migration-guide-positive-vs-negative-migration-explained\/\">\uc1a1\uc2e0\uae30 \uc81c\ub85c \ub9c8\uc774\uadf8\ub808\uc774\uc158 \uac00\uc774\ub4dc: \ud3ec\uc9c0\ud2f0\ube0c \ub9c8\uc774\uadf8\ub808\uc774\uc158\uacfc \ub124\uac70\ud2f0\ube0c \ub9c8\uc774\uadf8\ub808\uc774\uc158 \uc124\uba85<\/a><\/li>\n<li><a style=\"color: #2d5a87; text-decoration: none; font-weight: 500;\" href=\"https:\/\/www.yunrui-controls.com\/ko\/radar-level-transmitter-frequency-guide\/\">\ub808\uc774\ub354 \ub808\ubca8 \ud2b8\ub79c\uc2a4\ubbf8\ud130 \uc8fc\ud30c\uc218 \uc548\ub0b4<\/a><\/li>\n<li><a style=\"color: #2d5a87; text-decoration: none; font-weight: 500;\" href=\"https:\/\/www.yunrui-controls.com\/ko\/temperature-transmitter-configuration-and-application-a-complete-technical-guide\/\">\uc628\ub3c4 \ud2b8\ub79c\uc2a4\ubbf8\ud130 \uad6c\uc131 \ubc0f \uc801\uc6a9: \uc644\ubcbd\ud55c \uae30\uc220 \uac00\uc774\ub4dc<\/a><\/li>\n<\/ul>\n<hr style=\"border: none; height: 2px; background: linear-gradient(90deg,#1e3a5f 0%,transparent 100%); margin: 40px 0;\" \/>\n<p style=\"color: #64748b; font-size: 14px;\"><em>\ucd5c\uc885 \uc5c5\ub370\uc774\ud2b8: 2026\ub144 6\uc6d4\u00a0<\/em><\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Control Valve Sizing and Actuator Selection: Complete Engineering Calculation Guide Master Cv calculation, thrust analysis, and actuator sizing for process control applications. Technical formulas, worked examples, and field-proven selection methods. Quick Navigation: Cv Fundamentals | Liquid Cv | Gas Cv | Steam Cv | Actuator Thrust | Selection Guide 1. Control Valve Flow Coefficient (Cv) [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":8419,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[384,1],"tags":[],"class_list":["post-8417","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","category-blogs"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.8 (Yoast SEO v26.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Actuator and Valve Sizing: Engineering Calculation Methods<\/title>\n<meta name=\"description\" content=\"Engineering methods for control valve sizing and actuator selection. Includes Cv formulas for liquid, gas, and steam with worked calculation examples.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.yunrui-controls.com\/ko\/control-valve-cv-calculation-actuator-sizing\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Actuator Selection and Valve Sizing: Engineering Calculation Methods\" \/>\n<meta property=\"og:description\" content=\"Engineering methods for control valve sizing and actuator selection. 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