{"id":6236,"date":"2021-08-01T21:44:31","date_gmt":"2021-08-01T13:44:31","guid":{"rendered":"https:\/\/www.stvvalves.com\/?p=6236"},"modified":"2025-01-02T16:22:27","modified_gmt":"2025-01-02T08:22:27","slug":"what-are-gate-valves","status":"publish","type":"post","link":"https:\/\/www.stvvalves.com\/ro\/what-are-gate-valves\/","title":{"rendered":"Ce sunt supapele de gunoi"},"content":{"rendered":"<p>Supapele cu \u0219art\u0103 sunt robinete care au mult\u0103 popularitate atunci c\u00e2nd vine vorba de toate tipurile de aplica\u021bii \u0219i ata\u0219amente \u0219i, prin urmare, sunt potrivite at\u00e2t pentru instala\u021bii supraterane, c\u00e2t \u0219i subterane. Atunci c\u00e2nd instala\u021bi supape cu \u0219ar\u021b\u0103 \u00een subteran, este vital s\u0103 alege\u021bi tipul adecvat de supap\u0103 pentru a evita costurile mari de \u00eenlocuire.<\/p>\n<p>Supapele cu gur\u0103 sunt realizate fie pentru servicii complet deschise, fie complet \u00eenchise. Ele sunt instalate \u00een conducte, supape de re\u021binere similare, ca supape de izolare \u0219i cu siguran\u021b\u0103 nu ar trebui utilizate ca supape de reglare sau de moderare. Func\u021bionarea pe o supap\u0103 de gunoi are loc de obicei f\u0103c\u00e2nd mi\u0219care de rota\u021bie a aburului fie \u00een sensul acelor de ceasornic pentru a \u00eenchide, fie \u00een sensul acelor de ceasornic pentru a deschide. La ac\u0163ionarea supapei, poarta se mi\u015fc\u0103 fie \u00een sus, fie \u00een jos; nu lateral.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-6054\" src=\"https:\/\/www.stvvalves.com\/wp-content\/uploads\/2021\/05\/Stainless-Steel-Gate-Valve.jpg\" alt=\"Stainless Steel Gate Valve\" width=\"500\" height=\"500\" srcset=\"https:\/\/www.stvvalves.com\/wp-content\/uploads\/2021\/05\/Stainless-Steel-Gate-Valve.jpg 500w, https:\/\/www.stvvalves.com\/wp-content\/uploads\/2021\/05\/Stainless-Steel-Gate-Valve-300x300.jpg 300w, https:\/\/www.stvvalves.com\/wp-content\/uploads\/2021\/05\/Stainless-Steel-Gate-Valve-100x100.jpg 100w, https:\/\/www.stvvalves.com\/wp-content\/uploads\/2021\/05\/Stainless-Steel-Gate-Valve-80x80.jpg 80w, https:\/\/www.stvvalves.com\/wp-content\/uploads\/2021\/05\/Stainless-Steel-Gate-Valve-36x36.jpg 36w, https:\/\/www.stvvalves.com\/wp-content\/uploads\/2021\/05\/Stainless-Steel-Gate-Valve-180x180.jpg 180w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.stvvalves.com\/ro\/what-are-gate-valves\/#Where_are_gate_valves_used\" >Unde se folosesc supapele cu gur\u0103?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.stvvalves.com\/ro\/what-are-gate-valves\/#Gate_valves_with_bypass\" >Supape de gunoi cu by-pass<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.stvvalves.com\/ro\/what-are-gate-valves\/#Parallel_vs_Wedge-Shaped_Gate_valves\" >Supape paralele vs \u00een form\u0103 de pan\u0103<\/a><\/li><\/ul><\/nav><\/div>\n<h3><span class=\"ez-toc-section\" id=\"Where_are_gate_valves_used\"><\/span><strong>Unde se folosesc supapele cu gur\u0103?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/storiesflow.com\/what-are-gate-valves\/\" target=\"_blank\" rel=\"noopener\">Vane de \u00eenchidere<\/a> sunt de obicei utilizate atunci c\u00e2nd alezajul liber \u0219i pierderea minim\u0103 de presiune sunt cerin\u021be. Atunci c\u00e2nd conducta este complet deschis\u0103, o supap\u0103 cu poart\u0103 obi\u0219nuit\u0103 nu are obstruc\u021bii \u00een calea curgerii, ceea ce duce la o pierdere de presiune extrem de sc\u0103zut\u0103. Acest design face posibil\u0103 utilizarea unui porc pentru cur\u0103\u021barea \u021bevilor.<\/p>\n<p>O supap\u0103 cu gur\u0103 este o supap\u0103 cu mai multe ture, ceea ce \u00eenseamn\u0103 c\u0103 func\u021bionarea supapei este finalizat\u0103 cu ajutorul unei tije filetate. Deoarece supapa trebuie s\u0103 se roteasc\u0103 de mai multe ori pentru a trece de la o pozi\u021bie deschis\u0103 la una \u00eenchis\u0103, opera\u021bia opre\u0219te \u0219i efectele ciocanului de ariete.<\/p>\n<p>Supapele cu gur\u0103 pot fi utilizate pentru o multitudine de fluide diferite. Produsele de la\u00a0<a href=\"https:\/\/www.stvvalves.com\/ro\/china-gate-valve-manufacturer\/\">Produc\u0103tor de supape de poart\u0103 din China<\/a>\u00a0sunt de obicei potrivite pentru urm\u0103toarele condi\u021bii de lucru:<\/p>\n<ul>\n<li><strong>Apa neutr\u0103, uzat\u0103 \u0219i potabil\u0103:<\/strong>\u00a0temperaturi undeva \u00eentre -20 \u0219i 70+ grade Celsius, viteza de curgere de maxim 5 m\/s \u0219i presiune diferen\u021bial\u0103 limitat\u0103 la 16 bar.<\/li>\n<li><strong>Orice gaz:<\/strong>\u00a0temperaturi intre -20 si +60 grade Celsius, viteza maxima de curgere: viteza de curgere de 20 m\/s, si atingerea de pana la 16 presiune diferentiala.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Gate_valves_with_bypass\"><\/span><strong>Supape de gunoi cu by-pass<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Supapele de tip bypass sunt utilizate \u00een principal din trei motive simple:<\/p>\n<ul>\n<li>Umplerea \u00eent\u00e2rziat\u0103 a conductelor<\/li>\n<li>Cu supapa principal\u0103 \u00eenchis\u0103 \u0219i supapa de bypass deschis\u0103, este permis un debit consistent, prevenind posibila stagnare<\/li>\n<li>Pentru a echilibra presiunea diferen\u021bial\u0103 a conductei, sc\u0103derea necesarului de cuplu a supapei \u0219i pentru a permite opera\u021biuni cu un singur om<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Parallel_vs_Wedge-Shaped_Gate_valves\"><\/span><strong>Supape paralele vs \u00een form\u0103 de pan\u0103<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Supapele cu gur\u0103 pot fi \u00eemp\u0103r\u021bite \u00een dou\u0103 tipuri alfa:<\/strong>\u00a0Paralel \u0219i \u00een form\u0103 de pan\u0103. Diferen\u021ba const\u0103 \u00een faptul c\u0103 supapele cu gur\u0103 paralel\u0103 folosesc o poart\u0103 plat\u0103 \u00eentre dou\u0103 scaune paralele (de unde provine numele lor), iar o variant\u0103 popular\u0103 este supapa cu \u0219urub cu\u021bit proiectat\u0103 cu margini ascu\u021bite pe partea inferioar\u0103 a por\u021bii. Supapele de tip pan\u0103 utilizau dou\u0103 scaune \u00eenclinate \u0219i o poart\u0103 \u00eenclinat\u0103 nepotrivit\u0103.<\/p>\n<p><strong>Supape cu \u0219urub cu scaun metalic vs. cu scaun elastic<\/strong><\/p>\n<p>\u00cenainte ca supapa cu scaun elastic s\u0103 fie fabricat\u0103 \u00een mas\u0103, au fost utilizate pe scar\u0103 larg\u0103 supapele cu \u0219urub, inclusiv o pan\u0103 cu scaun metalic. Structura pan\u0103 ascu\u021bit\u0103 \u0219i dispozitivele de etan\u0219are unghiular\u0103 ale unei pane cu a\u0219ezare metalic\u0103 au nevoie de un orificiu al fundului supapei pentru a confirma \u00eenchiderea etan\u0219\u0103. Prin urmare, nisipul \u0219i pietricelele sunt \u00eencorporate \u00een depresiune. Re\u021beaua de conducte nu va fi niciodat\u0103 complet lipsit\u0103 de impurit\u0103\u021bi. Indiferent de c\u00e2t de bine este sp\u0103lat\u0103 conducta \u00een timpul instal\u0103rii sau repara\u021biei.<\/p>","protected":false},"excerpt":{"rendered":"<p>Gate valves are valves that have much popularity when it comes to all types of applications and attachments and is therefore suitable for both above-ground and underground installation. When installing gate valves underground, it is vital to pick the appropriate type of valve to avoid high replacement costs. Gate valves are made for either fully [&hellip;]<\/p>\n","protected":false},"author":290641,"featured_media":6054,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[1457],"class_list":["post-6236","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news","tag-gate-valves"],"_links":{"self":[{"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/posts\/6236","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/users\/290641"}],"replies":[{"embeddable":true,"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/comments?post=6236"}],"version-history":[{"count":2,"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/posts\/6236\/revisions"}],"predecessor-version":[{"id":6238,"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/posts\/6236\/revisions\/6238"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/media\/6054"}],"wp:attachment":[{"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/media?parent=6236"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/categories?post=6236"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/tags?post=6236"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}