{"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\/uz\/control-valve-cv-calculation-actuator-sizing\/","title":{"rendered":"Aktuatorni tanlash va klapan o&#039;lchamlari: muhandislik hisoblash usullari"},"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;\">Boshqaruv klapanining o&#039;lchamlari va aktuatorini tanlash: to&#039;liq muhandislik hisoblash qo&#039;llanmasi<\/h2>\n<p style=\"color: #e0e8f0; margin: 0; font-size: 16px;\">Jarayonni boshqarish uchun asosiy Cv hisoblash, tortishish tahlili va aktuator o&#039;lchamlari. Texnik formulalar, ishlangan misollar va dala sinovidan o&#039;tgan tanlash usullari.<\/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>Tezkor navigatsiya:<\/strong> <a style=\"color: #2d5a87; text-decoration: none;\" href=\"#cv-basics\">Rezyume asoslari<\/a> | <a style=\"color: #2d5a87; text-decoration: none;\" href=\"#liquid-cv\">Suyuq CV<\/a> | <a style=\"color: #2d5a87; text-decoration: none;\" href=\"#gas-cv\">Gaz CV<\/a> | <a style=\"color: #2d5a87; text-decoration: none;\" href=\"#steam-cv\">Steam Cv<\/a> | <a style=\"color: #2d5a87; text-decoration: none;\" href=\"#actuator-thrust\">Aktuatorning tortish kuchi<\/a> | <a style=\"color: #2d5a87; text-decoration: none;\" href=\"#selection\">Tanlov qo&#039;llanmasi<\/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. Boshqaruv klapanining oqim koeffitsienti (Cv) asoslari<\/h3>\n<p>The <strong>oqim koeffitsienti Cv<\/strong> boshqaruv klapanining suyuqlikni o&#039;tkazish qobiliyatini aniqlaydi. Standart sharoitlarda aniqlanadi: 1 psi bosim pasayishi bilan 60\u00b0F suv, daqiqasiga AQSh gallonlarida oqimni o&#039;lchaydi. Bilan ishlayotgan muhandislar <a style=\"color: #2d5a87; text-decoration: none; font-weight: 600;\" href=\"https:\/\/www.yunrui-controls.com\/uz\/brands\/fisher\/\">Baliqchi<\/a> va boshqa sanoat klapan brendlari to&#039;g&#039;ri o&#039;lchamlarni aniqlash uchun aniq Cv hisob-kitoblariga tayanadi.<\/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>Standart ta&#039;rif:<\/strong> Cv = Q \u00d7 \u221a(SG\/\u0394P)<\/p>\n<p style=\"margin: 8px 0 0 0; color: #475569; font-size: 14px;\">Bu yerda Q = oqim tezligi (AQSh gal\/min), SG = solishtirma og&#039;irlik (suv = 1.0), \u0394P = bosim pasayishi (psi)<\/p>\n<\/div>\n<h4 style=\"color: #2d5a87; font-size: 18px; margin-top: 25px; margin-bottom: 15px;\">1.1 Cv va Kv konversiyasi<\/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;\">Standart<\/th>\n<th style=\"padding: 14px 12px; text-align: left; font-weight: 600;\">Shartlar<\/th>\n<th style=\"padding: 14px 12px; text-align: left; font-weight: 600;\">Birliklar<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Cv (AQSh)<\/td>\n<td style=\"padding: 12px; border: 1px solid #e2e8f0;\">\u0394P = 1 psi, 60\u00b0F haroratda suv<\/td>\n<td style=\"padding: 12px; border: 1px solid #e2e8f0;\">AQSh gal\/min<\/td>\n<\/tr>\n<tr style=\"background: #f8fafc;\">\n<td style=\"padding: 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Kv (Metrik)<\/td>\n<td style=\"padding: 12px; border: 1px solid #e2e8f0;\">\u0394P = 1 bar, 5-30\u00b0C haroratda suv<\/td>\n<td style=\"padding: 12px; border: 1px solid #e2e8f0;\">m\u00b3\/soat<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"margin-top: 15px;\"><strong>Konversiya:<\/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. Suyuqlik miqdorini hisoblash<\/h3>\n<h4 style=\"color: #2d5a87; font-size: 18px; margin-top: 25px; margin-bottom: 15px;\">2.1 Asosiy formula (Bo&#039;g&#039;ilmagan oqim)<\/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 Bo&#039;g&#039;ilgan oqimni tuzatish<\/h4>\n<p>Bosim pasayishi kritik qiymatdan oshib ketganda (miltillash\/kavitatsiya xavfi):<\/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;\">Parametr<\/th>\n<th style=\"padding: 12px; text-align: left;\">Tavsif<\/th>\n<th style=\"padding: 12px; text-align: left;\">Odatdagi qiymat<\/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;\">Bosimni tiklash koeffitsienti<\/td>\n<td style=\"padding: 10px; border: 1px solid #e2e8f0;\">0.85-0.95 (globus klapani)<\/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;\">Kritik bosim nisbati koeffitsienti<\/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;\">Suyuq bug&#039; bosimi (psia)<\/td>\n<td style=\"padding: 10px; border: 1px solid #e2e8f0;\">Suyuqlikka bog&#039;liq<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4 style=\"color: #2d5a87; font-size: 18px; margin-top: 25px; margin-bottom: 15px;\">2.3 Ishlatilgan misol: Suvdan foydalanish<\/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;\">Jarayon shartlari:<\/p>\n<ul style=\"margin: 0; padding-left: 20px; color: #475569;\">\n<li>O&#039;rtacha: Suv, SG = 1.0<\/li>\n<li>Oqim tezligi: 100 AQSh gal\/min<\/li>\n<li>Kirish bosimi: 100 psig<\/li>\n<li>Chiqish bosimi: 80 psig<\/li>\n<li>Vana turi: Globus klapani, F<sub>L<\/sub> = 0.9<\/li>\n<\/ul>\n<p style=\"margin: 20px 0 10px 0; color: #1e3a5f; font-weight: 600;\">Hisoblash:<\/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>Bo&#039;g&#039;ilgan oqimni tekshiring: \u0394P<sub>muhim<\/sub> = 0.9\u00b2 \u00d7 (114.7 \u2013 0.256) = 92.7 psi<\/li>\n<li>20 psi &lt; 92,7 psi \u2192 tiqilib qolmagan oqimdan beri<\/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>Tanlov:<\/strong> Cv = 25-30 (1,2-1,5 \u00d7 xavfsizlik koeffitsienti) bo&#039;lgan klapanni tanlang.<\/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. Gaz Cv hisoblash<\/h3>\n<h4 style=\"color: #2d5a87; font-size: 18px; margin-top: 25px; margin-bottom: 15px;\">3.1 Subkritik Oqim (\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 Kritik oqim (\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>Qayerda F<sub>k<\/sub> = k\/1.4 (solishtirma issiqlik nisbati tuzatishi)<\/p>\n<h4 style=\"color: #2d5a87; font-size: 18px; margin-top: 25px; margin-bottom: 15px;\">3.3 Ishlatilgan misol: Tabiiy gaz<\/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;\">Jarayon shartlari:<\/p>\n<ul style=\"margin: 0; padding-left: 20px; color: #475569;\">\n<li>O&#039;rta: Tabiiy gaz, SG = 0.65<\/li>\n<li>Oqim: 5000 SCFH<\/li>\n<li>P\u2081 = 164.7 psia, P\u2082 = 114.7 psia<\/li>\n<li>Harorat: 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;\">Hisoblash:<\/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 subkritik<\/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. Bug &#039;Cv hisoblash<\/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;\">To&#039;yingan bug &#039;: 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;\">Qizdirilgan bug\u02bb: Cv = W \/ (63.3 \u00d7 F)<sub>sh<\/sub> \u00d7 \u221a(\u0394P \u00d7 \u03c1))<\/p>\n<\/div>\n<p>Bu yerda W = massa oqimi (lb\/soat), \u03c1 = bug\u02bb zichligi (lb\/ft\u00b3), F<sub>sh<\/sub> = qizib ketishni tuzatish (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. Aktuatorning turtki kuchini hisoblash<\/h3>\n<h4 style=\"color: #2d5a87; font-size: 18px; margin-top: 25px; margin-bottom: 15px;\">5.1 Pnevmatik diafragma aktuatori<\/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;\">Prujina bilan: 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 Ishlatilgan misol: Tortish kuchini hisoblash<\/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;\">Aktuatorning texnik xususiyatlari:<\/p>\n<ul style=\"margin: 0; padding-left: 20px; color: #475569;\">\n<li>Diafragma diametri: 200 mm<\/li>\n<li>Signal: 20-100 kPa<\/li>\n<li>Samaradorlik \u03b7: 0.85<\/li>\n<\/ul>\n<p style=\"margin: 20px 0 10px 0; color: #1e3a5f; font-weight: 600;\">Hisoblash:<\/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>maksimal<\/sub> = 100 000 \u00d7 0.0314 = 3140 N<\/li>\n<li>F<sub>chiqish<\/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 Klapan momenti talablari<\/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;\">Vana turi<\/th>\n<th style=\"padding: 12px; text-align: left;\">Moment koeffitsienti K<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 10px; border: 1px solid #e2e8f0;\">Sharsimon klapan<\/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;\">Kelebek klapani<\/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;\">Vilka klapani<\/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;\">Globus klapani<\/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. Aktuatorni tanlash tartibi<\/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;\">Xavfsizlik omili: SF = F<sub>mavjud<\/sub> \/ F<sub>talab qilinadi<\/sub> = 1.5 \u2013 2.0<\/p>\n<\/div>\n<h4 style=\"color: #2d5a87; font-size: 18px; margin-top: 25px; margin-bottom: 15px;\">Tanlov nazorat ro&#039;yxati:<\/h4>\n<ol style=\"padding-left: 20px; color: #475569; line-height: 1.8;\">\n<li>Jarayon talablaridan klapan turi va o&#039;lchamini aniqlang<\/li>\n<li>Suyuqlik, gaz yoki bug\u02bb xizmati uchun zarur bo\u02bblgan Cv ni hisoblang<\/li>\n<li>Qadoqlash ishqalanishini hisobga olgan holda klapan momentini\/tortish kuchini hisoblang<\/li>\n<li>Aktuator turini tanlang (pnevmatik, elektr, gidravlik)<\/li>\n<li>Aktuator chiqishi xavfsizlik koeffitsienti bilan klapan talabidan oshib ketishini tekshiring<\/li>\n<li>Jarayonga javob berish talablariga qondirishini tekshiring<\/li>\n<li>Xavfsiz holatni aniqlang (xato-ochiq, xato-yopiq, xato-oxirgi)<\/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. Fisher klapanini tanlash resurslari<\/h3>\n<p>Ushbu hisob-kitoblarni real hayotdagi loyihalarga qo&#039;llashda, <a style=\"color: #2d5a87; text-decoration: none; font-weight: 600;\" href=\"https:\/\/www.yunrui-controls.com\/uz\/brands\/fisher\/\">Baliqchi<\/a> keng qamrovli klapan o&#039;lchamlarini aniqlash dasturi va texnik hujjatlarni taklif etadi. Ularning <strong>Boshqaruv klapani qo&#039;llanmasi<\/strong> Cv hisoblash usullari, bo&#039;g&#039;ilib qolgan oqim tahlili va shovqinni bashorat qilish uchun sanoat ma&#039;lumotnomasi bo&#039;lib qolmoqda.<\/p>\n<p>Jiddiy xizmat ko&#039;rsatish dasturlari uchun, <a style=\"color: #2d5a87; text-decoration: none; font-weight: 600;\" href=\"https:\/\/www.yunrui-controls.com\/uz\/brands\/fisher\/\">Fisher&#039;s<\/a> <strong>Kavitrol<\/strong> va <strong>Shivirlash<\/strong> bezak texnologiyalari asosiy Cv hisob-kitoblaridan tashqari yuqori bosim pasayishi va shovqin muammolarini hal qiladi. Ushbu ixtisoslashtirilgan bezaklarni aniq o&#039;lchamlar bilan birlashtirish qiyin jarayon sharoitlarida uzoq muddatli ishonchlilikni ta&#039;minlaydi.<\/p>\n<h3 style=\"color: #1e3a5f; font-size: 24px; margin-top: 40px; margin-bottom: 20px; border-bottom: 2px solid #e2e8f0; padding-bottom: 10px;\">8. Tezkor ma&#039;lumotnoma formulalari<\/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;\">Ilova<\/th>\n<th style=\"padding: 14px 12px; text-align: left; font-weight: 600;\">Formula<\/th>\n<th style=\"padding: 14px 12px; text-align: left; font-weight: 600;\">Birliklar<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Suyuq (bo&#039;g&#039;ilmagan)<\/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;\">Savol: AQSh gpm, \u0394P: psi<\/td>\n<\/tr>\n<tr style=\"background: #f8fafc;\">\n<td style=\"padding: 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Gaz (subkritik)<\/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;\">Savol: SCFH, T: \u00b0R<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 12px; border: 1px solid #e2e8f0; font-weight: 600;\">To&#039;yingan bug&#039;<\/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;\">Vt: lb\/soat, \u03c1: lb\/ft\u00b3<\/td>\n<\/tr>\n<tr style=\"background: #f8fafc;\">\n<td style=\"padding: 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Aktuatorning tortish kuchi<\/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;\">Vana momenti<\/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;\">Vana o&#039;lchamlarini aniqlashda yordam kerakmi?<\/p>\n<p style=\"margin: 10px 0 0 0; color: #475569;\">YUNRUI asl yetkazib beradi <a style=\"color: #2d5a87; text-decoration: none; font-weight: 600;\" href=\"https:\/\/www.yunrui-controls.com\/uz\/brands\/fisher\/control-valves\/\">Fisher boshqaruv klapanlari<\/a>, butun dunyo bo&#039;ylab qayta ishlash sanoati uchun pozitsionerlar va aktuatorlar. Bizning dastur muhandislarimiz sizning aniq sharoitlaringiz uchun klapan tanlash, Cv hisoblashlari va aktuator o&#039;lchamlarini aniqlashda yordam berishlari mumkin.<\/p>\n<p style=\"margin: 15px 0 0 0; color: #475569;\">Biz bilan bog&#039;laning <a style=\"color: #2d5a87; text-decoration: none; font-weight: 600;\" href=\"mailto:sales@yunrui-controls.com\">sales@yunrui-controls.com<\/a> yoki 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;\">Tavsiya etilgan o&#039;qish<\/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\/uz\/valve-positioner-working-principle-troubleshooting\/\">Klapan joylashtirgichining to&#039;liq qo&#039;llanmasi: Ish tamoyillari + Dala muammolarini bartaraf etish<\/a><\/li>\n<li><a style=\"color: #2d5a87; text-decoration: none; font-weight: 500;\" href=\"https:\/\/www.yunrui-controls.com\/uz\/control-valve-accessories-guide\/\">Boshqaruv klapanlari uchun aksessuarlar qo&#039;llanmasi<\/a><\/li>\n<li><a style=\"color: #2d5a87; text-decoration: none; font-weight: 500;\" href=\"https:\/\/www.yunrui-controls.com\/uz\/fisher-dvc6200-positioners-emerson-ams-trex\/\">Fisher DVC6200 pozitsionerlari: Emerson AMS Trex bilan konfiguratsiya<\/a><\/li>\n<li><a style=\"color: #2d5a87; text-decoration: none; font-weight: 500;\" href=\"https:\/\/www.yunrui-controls.com\/uz\/control-valve-waterproof-and-moisture-proof-measures\/\">Boshqaruv klapanining suv o&#039;tkazmaydigan va namlikka chidamli choralari: to&#039;liq sanoat himoyasi qo&#039;llanmasi<\/a><\/li>\n<li><a style=\"color: #2d5a87; text-decoration: none; font-weight: 500;\" href=\"https:\/\/www.yunrui-controls.com\/uz\/transmitter-zero-migration-guide-positive-vs-negative-migration-explained\/\">Transmitter Nol Migratsiya Qo&#039;llanmasi: Ijobiy va Salbiy Migratsiya Ta&#039;rifi<\/a><\/li>\n<li><a style=\"color: #2d5a87; text-decoration: none; font-weight: 500;\" href=\"https:\/\/www.yunrui-controls.com\/uz\/radar-level-transmitter-frequency-guide\/\">Radar darajasidagi uzatgich chastotasi qo&#039;llanmasi<\/a><\/li>\n<li><a style=\"color: #2d5a87; text-decoration: none; font-weight: 500;\" href=\"https:\/\/www.yunrui-controls.com\/uz\/temperature-transmitter-configuration-and-application-a-complete-technical-guide\/\">Harorat o&#039;tkazgichining konfiguratsiyasi va qo&#039;llanilishi: to&#039;liq texnik qo&#039;llanma<\/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>Oxirgi yangilanish: 2026-yil iyun\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. 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