Valfin s\u0131zd\u0131rmazl\u0131k performans\u0131, valf s\u0131zd\u0131rmazl\u0131k \u00e7iftinin ortam s\u0131z\u0131nt\u0131s\u0131n\u0131 \u00f6nleme yetene\u011fini ifade eder. Bu, vanan\u0131n \u00f6nemli bir teknik performans endeksidir. Kelebek vanan\u0131n s\u0131zd\u0131rmazl\u0131k \u00e7ifti s\u00fcrekli olarak geli\u015fmekte ve de\u011fi\u015fmektedir. \u00c7ift eksantrik kelebek vana, s\u0131zd\u0131rmazl\u0131k \u00e7iftleri aras\u0131nda belirli bir elastik deformasyon olu\u015fturmak ve s\u0131zd\u0131rmazl\u0131k sa\u011flamak i\u00e7in valf yuvas\u0131 ile kelebek plaka aras\u0131nda valf \u00e7ubu\u011funun uygulad\u0131\u011f\u0131 kuvveti kullan\u0131r. Biri konik, di\u011feri dairesel olmak \u00fczere iki s\u0131zd\u0131rmazl\u0131k y\u00fczeyi vard\u0131r. Bu nedenle \u00e7ift eksantriklik hat s\u0131zd\u0131rmazl\u0131\u011f\u0131d\u0131r.<\/p>\n\n\n\n
\u00c7ift eksantrik kelebek vanay\u0131 temel alan \u00fc\u00e7 eksantrik kelebek vana, \u00e7ift eksantrik vana \u00e7ubu\u011funun merkezini merkez olarak al\u0131r ve konik s\u0131zd\u0131rmazl\u0131k y\u00fczeyini belirli bir a\u00e7\u0131ya sapt\u0131r\u0131r. \u015eu anda, \u00fc\u00e7l\u00fc eksantrik kelebek vanan\u0131n s\u0131zd\u0131rmazl\u0131k y\u00fcz\u00fc art\u0131k dairesel bir \u00e7izgi s\u0131zd\u0131rmazl\u0131\u011f\u0131 de\u011fil, eliptik bir y\u00fcz\u00fcn s\u0131zd\u0131rmazl\u0131\u011f\u0131d\u0131r ve s\u0131zd\u0131rmazl\u0131k y\u00fczeyi asimetriktir. Kelebek vanan\u0131n a\u015f\u0131r\u0131 kapanmas\u0131n\u0131 \u00f6nlemek i\u00e7in s\u0131zd\u0131rmazl\u0131k y\u00fczeyinin k\u00fc\u00e7\u00fck bir k\u0131sm\u0131 vana ge\u00e7i\u015fine paraleldir. Bu nedenle, \u00fc\u00e7 eksantrik kelebek vana, kelebek vanan\u0131n tasar\u0131m yap\u0131s\u0131n\u0131 temelden de\u011fi\u015ftirmi\u015ftir.<\/p>\n\n\n\n
Kelebek vana kapat\u0131ld\u0131\u011f\u0131nda, \u00fc\u00e7 eksantrik kelebek vanan\u0131n k\u00fc\u00e7\u00fck par\u00e7alar\u0131n\u0131n s\u0131zd\u0131rmazl\u0131\u011f\u0131, vana \u00e7ubu\u011funun spesifik bas\u0131nc\u0131na ba\u011fl\u0131d\u0131r. \u00dc\u00e7l\u00fc eksantri\u011fin etraf\u0131na paslanmaz \u00e7elik plaka ve esnek grafitten olu\u015fan bir s\u0131zd\u0131rmazl\u0131k halkas\u0131 yerle\u015ftirilmi\u015ftir. kelebek vana<\/a>. Bu t\u00fcr bir s\u0131zd\u0131rmazl\u0131k, metal sert s\u0131zd\u0131rmazl\u0131k ve metal olmayan yumu\u015fak s\u0131zd\u0131rmazl\u0131k gibi \u00e7ift avantaja sahiptir. S\u0131zd\u0131rmazl\u0131k performans indeksi y\u00fcksektir. Kelebek vana ultra y\u00fcksek s\u0131cakl\u0131k veya ultra d\u00fc\u015f\u00fck s\u0131cakl\u0131k ko\u015fullar\u0131nda \u00e7al\u0131\u015ft\u0131\u011f\u0131nda s\u0131cakl\u0131k de\u011fi\u015fimi contan\u0131n deformasyonuna neden olur. Deformasyon etkili bir \u015fekilde kontrol edilmez ve telafi edilmezse, s\u0131zd\u0131rmazl\u0131k \u00e7ifti a\u00e7\u0131kl\u0131\u011fa sahip olacak ve bu da s\u0131z\u0131nt\u0131ya neden olacakt\u0131r. Yani genel olarak kelebek vana ultra y\u00fcksek s\u0131cakl\u0131k veya ultra d\u00fc\u015f\u00fck s\u0131cakl\u0131k i\u00e7in uygun de\u011fildir.<\/p>\n\n\n\n Kelebek vanan\u0131n uygulamas\u0131n\u0131 geni\u015fletmek i\u00e7in kelebek vanan\u0131n s\u0131zd\u0131rmazl\u0131k yap\u0131s\u0131n\u0131n tasar\u0131m\u0131yla ba\u015fl\u0131yoruz. Elastik s\u0131zd\u0131rmazl\u0131k \u00e7ifti kullan\u0131larak veya s\u0131zd\u0131rmazl\u0131k \u00e7iftinin elastik deformasyon yetene\u011fi geli\u015ftirilerek, vana s\u0131zd\u0131rmazl\u0131k \u00e7iftleri aras\u0131ndaki s\u0131cakl\u0131k de\u011fi\u015fiminin neden oldu\u011fu deformasyon, kelebek vanan\u0131n ultra bas\u0131n\u00e7 alt\u0131nda g\u00fcvenilir \u015fekilde s\u0131zd\u0131rmazl\u0131\u011f\u0131n\u0131 sa\u011flayacak \u015fekilde telafi edilebilir veya doldurulabilir. y\u00fcksek s\u0131cakl\u0131k durumu.<\/p>\n\n\n\n\n\u0130lgili Etiketler :<\/h2>\n\n\n\n\n