{"id":3682,"date":"2024-07-29T12:40:07","date_gmt":"2024-07-29T12:40:07","guid":{"rendered":"https:\/\/sinovalveco.com\/?p=3682"},"modified":"2024-08-25T15:39:47","modified_gmt":"2024-08-25T15:39:47","slug":"high-pressure-globe-valve-structure","status":"publish","type":"post","link":"https:\/\/ntgdvalve.com\/pt\/high-pressure-globe-valve-structure\/","title":{"rendered":"Estrutura da v\u00e1lvula globo de alta press\u00e3o"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 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\">\u00cdndice<\/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=\"Alternar tabela de conte\u00fado\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Alternar<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #0a0a0a;color:#0a0a0a\" 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: #0a0a0a;color:#0a0a0a\" 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-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/ntgdvalve.com\/pt\/high-pressure-globe-valve-structure\/#What_is_a_high-pressure_globe_valve\" >O que \u00e9 uma v\u00e1lvula globo de alta press\u00e3o?\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/ntgdvalve.com\/pt\/high-pressure-globe-valve-structure\/#Components_of_a_high-pressure_globe_valve\" >Componentes de uma v\u00e1lvula globo de alta press\u00e3o\u00a0<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/ntgdvalve.com\/pt\/high-pressure-globe-valve-structure\/#Actuator\" >Atuador\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/ntgdvalve.com\/pt\/high-pressure-globe-valve-structure\/#Stem\" >Caule\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/ntgdvalve.com\/pt\/high-pressure-globe-valve-structure\/#Valve_disc\" >Disco da v\u00e1lvula\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/ntgdvalve.com\/pt\/high-pressure-globe-valve-structure\/#Seats\" >Assentos\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/ntgdvalve.com\/pt\/high-pressure-globe-valve-structure\/#Body\" >Corpo\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/ntgdvalve.com\/pt\/high-pressure-globe-valve-structure\/#Bonnet\" >Bon\u00e9\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/ntgdvalve.com\/pt\/high-pressure-globe-valve-structure\/#Gland_packing\" >Embalagem de gl\u00e2ndulas\u00a0<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_is_a_high-pressure_globe_valve\"><\/span><span style=\"font-size: 14pt; color: #0000ff;\"><strong>O que \u00e9 uma v\u00e1lvula globo de alta press\u00e3o?\u00a0<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Uma v\u00e1lvula globo de alta press\u00e3o \u00e9 uma v\u00e1lvula especialmente projetada para uso em aplica\u00e7\u00f5es de alta press\u00e3o. A constru\u00e7\u00e3o da v\u00e1lvula emprega materiais de alta resist\u00eancia e m\u00e9todos de fabrica\u00e7\u00e3o confi\u00e1veis, como forjamento e fundi\u00e7\u00e3o. Alta press\u00e3o <a href=\"https:\/\/ntgdvalve.com\/pt\/globe-valve\/\">fabricantes de v\u00e1lvulas globo<\/a> A empresa fabrica essas v\u00e1lvulas usando materiais como ferro d\u00factil, a\u00e7o carbono e a\u00e7o inoxid\u00e1vel. Esses materiais t\u00eam boas propriedades t\u00e9rmicas e mec\u00e2nicas, o que torna a v\u00e1lvula adequada para aplica\u00e7\u00f5es de alta press\u00e3o e alta temperatura. A v\u00e1lvula opera usando um componente conhecido como disco que fecha e abre o fluxo de fluido conforme necess\u00e1rio. Essas v\u00e1lvulas s\u00e3o ideais para aplica\u00e7\u00f5es de fechamento e estrangulamento. O projeto mec\u00e2nico dessas v\u00e1lvulas as torna propensas a altas quedas de press\u00e3o. A opera\u00e7\u00e3o da v\u00e1lvula \u00e9 feita por meio de um volante manual ou de atuadores. Dessa forma, a v\u00e1lvula pode operar manualmente, ser automatizada ou semiautomatizada, dependendo das prefer\u00eancias do usu\u00e1rio e dos requisitos industriais.<\/p>\n<p style=\"text-align: center;\"><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-3683\" src=\"https:\/\/ntgdvalve.com\/wp-content\/uploads\/2023\/03\/image002-2.jpg\" alt=\"\" width=\"486\" height=\"442\" \/><\/p>\n<p style=\"text-align: center;\">Figura: V\u00e1lvula globo de alta press\u00e3o.<\/p>\n<p><strong>\u00a0<\/strong><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Components_of_a_high-pressure_globe_valve\"><\/span><span style=\"font-size: 14pt; color: #0000ff;\"><strong>Componentes de uma v\u00e1lvula globo de alta press\u00e3o\u00a0<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Actuator\"><\/span><strong><em>Atuador\u00a0<\/em><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>O atuador nessas v\u00e1lvulas \u00e9, em sua maioria, um volante. Outras v\u00e1lvulas operam usando um atuador el\u00e9trico e pneum\u00e1tico. A escolha do atuador depende de v\u00e1rios fatores, entre eles os requisitos do setor, o conhecimento para reparo e os requisitos de torque. O trabalho do atuador\/volante manual \u00e9 fornecer o torque necess\u00e1rio para operar a v\u00e1lvula e permitir ou fechar o fluxo de fluido. O operador aplica um torque no volante para que as v\u00e1lvulas manuais operem.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Stem\"><\/span><strong><em>Caule\u00a0<\/em><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>A haste \u00e9 um eixo que conecta o volante ou o atuador ao disco da v\u00e1lvula. Como em outras m\u00e1quinas mec\u00e2nicas, a haste\/eixo transmite o torque do volante para o disco da v\u00e1lvula. Ela tamb\u00e9m ajuda a transformar o movimento rotativo do volante em movimento linear. A haste vem com roscas que melhoram o movimento linear a partir do movimento rotativo.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Valve_disc\"><\/span><strong><em>Disco da v\u00e1lvula\u00a0<\/em><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>O disco da v\u00e1lvula \u00e9 um componente que controla o fluxo de fluido atrav\u00e9s da v\u00e1lvula. Ele recebe a energia para controlar o fluxo de fluido do volante por meio da haste da v\u00e1lvula. A escolha do material do disco determina o tipo de fluido que a v\u00e1lvula pode controlar. Alguns l\u00edquidos s\u00e3o corrosivos e, portanto, o disco precisa ser feito de material resistente \u00e0 corros\u00e3o, como o a\u00e7o inoxid\u00e1vel.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Seats\"><\/span><strong><em>Assentos\u00a0<\/em><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>H\u00e1 duas sedes nessa v\u00e1lvula. A sede \u00e9 um componente que ajuda o disco a vedar o fluxo de fluido e o vazamento quando a v\u00e1lvula est\u00e1 fechada. A v\u00e1lvula pode ter as sedes parafusadas no corpo da v\u00e1lvula ou integradas ao corpo da v\u00e1lvula. Outras v\u00e1lvulas t\u00eam assentos traseiros no castelo da v\u00e1lvula. As sedes traseiras ajudam a melhorar a veda\u00e7\u00e3o estanque entre a haste e o castelo para impedir o ac\u00famulo de press\u00e3o contra o engaxetamento da v\u00e1lvula.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Body\"><\/span><strong><em>Corpo\u00a0<\/em><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>O corpo \u00e9 um componente externo que cobre as partes internas da v\u00e1lvula. Ele tamb\u00e9m cont\u00e9m as portas de entrada e sa\u00edda da v\u00e1lvula. O corpo geralmente \u00e9 espesso para garantir sua capacidade de suportar a alta press\u00e3o do fluido e tamb\u00e9m para proteger as partes internas contra danos por impacto. O corpo tem flanges com orif\u00edcios que permitem a conex\u00e3o com a tubula\u00e7\u00e3o usando parafusos e porcas.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Bonnet\"><\/span><strong><em>Bon\u00e9\u00a0<\/em><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>O castelo \u00e9 outro componente externo montado na parte superior do corpo da v\u00e1lvula. O castelo ajuda a conter as pe\u00e7as internas superiores e veda o vazamento de fluido. Alta press\u00e3o <a href=\"https:\/\/ntgdvalve.com\/pt\/globe-valve\/\">v\u00e1lvula globo<\/a> os fabricantes conectam o corpo e o castelo usando parafusos ou veda\u00e7\u00f5es de press\u00e3o.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Gland_packing\"><\/span><strong><em>Embalagem de gl\u00e2ndulas\u00a0<\/em><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>O engaxetamento \u00e9 um componente que usa veda\u00e7\u00f5es entre a haste e o castelo para evitar vazamento de fluido. Ela tamb\u00e9m garante que nenhuma sujeira entre na v\u00e1lvula.<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-3684 aligncenter\" src=\"https:\/\/ntgdvalve.com\/wp-content\/uploads\/2023\/03\/image004-1.jpg\" alt=\"\" width=\"766\" height=\"564\" srcset=\"https:\/\/ntgdvalve.com\/wp-content\/uploads\/2023\/03\/image004-1.jpg 766w, https:\/\/ntgdvalve.com\/wp-content\/uploads\/2023\/03\/image004-1-600x442.jpg 600w\" sizes=\"(max-width: 766px) 100vw, 766px\" \/><\/p>\n<p style=\"text-align: center;\">Figura: Componentes de uma v\u00e1lvula globo de alta press\u00e3o.<\/p>","protected":false},"excerpt":{"rendered":"<p>What is a high-pressure globe valve?\u00a0 A high-pressure globe valve is a valve that is specially designed for use in [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":3683,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_eb_attr":"","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":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-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":"","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-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":"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":""},"mobile":{"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":""}},"footnotes":""},"categories":[45],"tags":[],"class_list":["post-3682","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"_links":{"self":[{"href":"https:\/\/ntgdvalve.com\/pt\/wp-json\/wp\/v2\/posts\/3682","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ntgdvalve.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ntgdvalve.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ntgdvalve.com\/pt\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ntgdvalve.com\/pt\/wp-json\/wp\/v2\/comments?post=3682"}],"version-history":[{"count":0,"href":"https:\/\/ntgdvalve.com\/pt\/wp-json\/wp\/v2\/posts\/3682\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ntgdvalve.com\/pt\/wp-json\/wp\/v2\/media\/3683"}],"wp:attachment":[{"href":"https:\/\/ntgdvalve.com\/pt\/wp-json\/wp\/v2\/media?parent=3682"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ntgdvalve.com\/pt\/wp-json\/wp\/v2\/categories?post=3682"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ntgdvalve.com\/pt\/wp-json\/wp\/v2\/tags?post=3682"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}