{"id":287,"date":"2025-05-28T06:31:22","date_gmt":"2025-05-28T06:31:22","guid":{"rendered":"https:\/\/tgvalve.com\/?p=287"},"modified":"2025-05-29T01:06:53","modified_gmt":"2025-05-29T01:06:53","slug":"valve-solutions-for-lng-cryogenic-lines-what-really-works","status":"publish","type":"post","link":"https:\/\/www.tgvalve.com\/tr\/blog\/valve-solutions-for-lng-cryogenic-lines-what-really-works\/","title":{"rendered":"LNG Kriyojenik Hatlar\u0131 i\u00e7in Vana \u00c7\u00f6z\u00fcmleri: Ger\u00e7ekten \u0130\u015fe Yarayan Nedir?"},"content":{"rendered":"<p class=\"wp-block-paragraph\">LNG veya s\u0131v\u0131la\u015ft\u0131r\u0131lm\u0131\u015f do\u011fal gaz, kullan\u0131m\u0131 kolay bir malzeme de\u011fildir. -160\u00b0C s\u0131cakl\u0131klarda s\u0131v\u0131 halde kal\u0131r. Malzemeler \u00e7ok d\u00fc\u015f\u00fck s\u0131cakl\u0131klarda k\u0131r\u0131lganla\u015f\u0131r veya g\u00f6revlerini yapamaz hale gelir. Bu nedenle, sistemdeki her par\u00e7an\u0131n, \u00f6zellikle de vanalar\u0131n dayan\u0131kl\u0131 ve g\u00fcvenilir olmas\u0131 gerekir.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">LNG kriyojenik hatlar\u0131nda hangi vana \u00e7\u00f6z\u00fcmlerinin i\u015fe yarad\u0131\u011f\u0131n\u0131 daha yak\u0131ndan inceleyelim.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>LNG Sistemleri Neden \u00d6zel Vanalara \u0130htiya\u00e7 Duyar?<\/strong><strong><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">LNG \u00e7ok d\u00fc\u015f\u00fck s\u0131cakl\u0131klarda y\u00fcklenir ve depolan\u0131r. Bu t\u00fcr hatlarda bir vana kullan\u0131ld\u0131\u011f\u0131nda, a\u015fa\u011f\u0131dakilerin sa\u011flanmas\u0131 gerekir:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A\u015f\u0131r\u0131 so\u011fuk s\u0131cakl\u0131klarda \u00e7al\u0131\u015ft\u0131r\u0131n<\/li>\n\n\n\n<li>Servis s\u0131ras\u0131nda t\u0131kanmaz veya hasar g\u00f6rmez<\/li>\n\n\n\n<li>S\u0131z\u0131nt\u0131lar\u0131 s\u0131k\u0131ca kapat\u0131n<\/li>\n\n\n\n<li>Gerekti\u011finde serbest\u00e7e a\u00e7\u0131l\u0131p kapat\u0131labilir<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Bir vana d\u00fczg\u00fcn \u00e7al\u0131\u015fmazsa, gaz ka\u00e7a\u011f\u0131na, g\u00fcvenlik tehlikesine veya bas\u0131n\u00e7 art\u0131\u015f\u0131na neden olabilir. Bu nedenle uygun vana se\u00e7imi \u00e7ok \u00f6nemlidir.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Hangi Tip Vanalar En Uygunudur?<\/strong><strong><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00fcm vanalar kriyojenik kullan\u0131ma uygun de\u011fildir. So\u011fuk ko\u015fullarda di\u011ferlerinden daha iyi \u00e7al\u0131\u015fan birka\u00e7 vana vard\u0131r. Gelin, ger\u00e7ekte neyin i\u015fe yarad\u0131\u011f\u0131na bakal\u0131m.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Kriyojenik K\u00fcresel Vanalar<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">K\u00fcresel vanalar, LNG boru hatt\u0131 uygulamalar\u0131nda yayg\u0131n olarak kullan\u0131l\u0131r. Kriyojenik k\u00fcresel vanalar, d\u00fc\u015f\u00fck s\u0131cakl\u0131klara dayanacak \u015fekilde \u00f6zel malzemelerden \u00fcretilir. Bu t\u00fcr uygulamalarda kullan\u0131lan vanalar\u0131n sap\u0131 daha uzundur. Bu, kolu veya di\u015fliyi so\u011fuk ak\u0131\u015fkandan uzak tutar. Bu, don olu\u015fumunu \u00f6nler ve vanan\u0131n ama\u00e7land\u0131\u011f\u0131 gibi \u00e7al\u0131\u015fmas\u0131n\u0131 sa\u011flar.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vanan\u0131n i\u00e7indeki bilye, s\u0131k\u0131 bir kapanma sa\u011flar. Bu sayede s\u0131z\u0131nt\u0131 olas\u0131l\u0131\u011f\u0131 daha d\u00fc\u015f\u00fckt\u00fcr. Manuel olarak kullan\u0131lmak \u00fczere tasarlanm\u0131\u015flard\u0131r ve genellikle transfer hatlar\u0131nda ve depolama tanklar\u0131nda kullan\u0131l\u0131rlar.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Kriyojenik K\u00fcresel Vanalar<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">K\u00fcresel vanalar, ak\u0131\u015f\u0131n kontrol edilmesi gereken durumlar i\u00e7in uygundur. Kriyojenik k\u00fcresel vanalar, a\u011f\u0131r hizmet tipi bile\u015fenlerden ve uzun kapaklardan olu\u015fur. Kapak, so\u011fu\u011fun \u00fcst vana b\u00f6l\u00fcm\u00fcne ula\u015fmas\u0131n\u0131 engeller.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bunlar a\u00e7\u0131l\u0131p kapanmas\u0131 daha yava\u015ft\u0131r ancak daha fazla ak\u0131\u015f kontrol\u00fc sa\u011flar. Genellikle LNG sistemlerindeki k\u00fc\u00e7\u00fck hatlarda veya kontrol noktalar\u0131nda kullan\u0131l\u0131rlar.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Kriyojenik S\u00fcrg\u00fcl\u00fc Vanalar<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">S\u00fcrg\u00fcl\u00fc vanalar, tam kapal\u0131 veya tam a\u00e7\u0131k konumlar\u0131n elde edilmesi gereken yerlerde kullan\u0131l\u0131r. Kriyojenik s\u00fcrg\u00fcl\u00fc vanalarda d\u00fcz bir ak\u0131\u015f yolu bulunur, bu nedenle daha d\u00fc\u015f\u00fck bas\u0131n\u00e7 d\u00fc\u015f\u00fc\u015f\u00fc sa\u011flar. Ayr\u0131ca, di\u011fer kriyojenik vanalarda oldu\u011fu gibi g\u00fcvenli kullan\u0131m i\u00e7in uzun bir kapa\u011fa sahiptir.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gaz veya s\u0131v\u0131n\u0131n h\u0131zl\u0131 ak\u0131\u015f h\u0131zlar\u0131n\u0131n ge\u00e7mesinin gerekti\u011fi LNG tesislerinde s\u00fcrg\u00fcl\u00fc vanalar yayg\u0131n olarak kullan\u0131l\u0131r.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Kontrol Vanalar\u0131<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c7ek valfler, y\u00f6n kontrol valfleridir. S\u0131v\u0131n\u0131n yanl\u0131\u015f y\u00f6nde akmas\u0131n\u0131 \u00f6nlerler. Kriyojenik uygulamalar i\u00e7in bu valflerin so\u011fu\u011fa dayan\u0131kl\u0131 olmas\u0131 gerekir. Donmu\u015f bir \u00e7ek valf, LNG hatlar\u0131nda b\u00fcy\u00fck sorunlara yol a\u00e7abilir.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kriyojenik \u00e7ek valfler d\u00fc\u015f\u00fck bas\u0131n\u00e7 alt\u0131nda serbest\u00e7e a\u00e7\u0131lmal\u0131 ve gerekti\u011finde s\u0131k\u0131ca kapanmal\u0131d\u0131r.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Hangi Malzemeleri Kullanmak En \u0130yisidir?<\/strong><strong><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u00fcz \u00e7elik gibi standart vana malzemeleri kriyojenik kullan\u0131ma dayan\u0131kl\u0131 de\u011fildir. Bunun yerine paslanmaz \u00e7elik, Inconel veya bronz gibi \u00f6zel malzemeler kullan\u0131l\u0131r. D\u00fc\u015f\u00fck s\u0131cakl\u0131klarda bozulmazlar ve k\u0131r\u0131lmazlar.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Contalar ve yuvalar da dikkatlice se\u00e7ilmelidir. Yumu\u015fak contalar b\u00fcz\u00fcl\u00fcr veya \u00e7atlar. Bu nedenle, g\u00fcvenilirlik ve uzun s\u00fcreli kullan\u0131m i\u00e7in metal-metal yuvalar en s\u0131k tercih edilenlerdir.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;LNG kriyojenik hatlar\u0131, s\u0131radan vanalardan daha fazlas\u0131n\u0131 gerektirir. Kriyojenik k\u00fcresel vanalar, k\u00fcresel vanalar, s\u00fcrg\u00fcl\u00fc vanalar ve \u00e7ek valfler gibi sa\u011flam, so\u011fu\u011fa dayan\u0131kl\u0131 vana \u00e7\u00f6z\u00fcmleri gerektirirler. Her biri, ak\u0131\u015f, bas\u0131n\u00e7 ve kontrol gereksinimlerine ba\u011fl\u0131 olarak kendi \u00f6zel uygulamas\u0131 i\u00e7in kullan\u0131l\u0131r. Uygun vanan\u0131n ve uygun malzemenin se\u00e7imi, sistemin s\u0131zd\u0131rmaz, stabil ve g\u00fcvenli kalmas\u0131n\u0131 sa\u011flar.<\/p>","protected":false},"excerpt":{"rendered":"<p>LNG or liquefied natural gas is not a friendly material to deal with. It remains liquid at \u2013160\u00b0C temperatures. Materials become brittle or can&#8217;t do what<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":1,"featured_media":292,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[25],"tags":[],"class_list":["post-287","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/www.tgvalve.com\/tr\/wp-json\/wp\/v2\/posts\/287","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.tgvalve.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.tgvalve.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.tgvalve.com\/tr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.tgvalve.com\/tr\/wp-json\/wp\/v2\/comments?post=287"}],"version-history":[{"count":2,"href":"https:\/\/www.tgvalve.com\/tr\/wp-json\/wp\/v2\/posts\/287\/revisions"}],"predecessor-version":[{"id":293,"href":"https:\/\/www.tgvalve.com\/tr\/wp-json\/wp\/v2\/posts\/287\/revisions\/293"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tgvalve.com\/tr\/wp-json\/wp\/v2\/media\/292"}],"wp:attachment":[{"href":"https:\/\/www.tgvalve.com\/tr\/wp-json\/wp\/v2\/media?parent=287"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.tgvalve.com\/tr\/wp-json\/wp\/v2\/categories?post=287"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.tgvalve.com\/tr\/wp-json\/wp\/v2\/tags?post=287"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}