{"id":3698,"date":"2024-07-29T12:40:08","date_gmt":"2024-07-29T12:40:08","guid":{"rendered":"https:\/\/sinovalveco.com\/?p=3698"},"modified":"2024-07-31T16:42:06","modified_gmt":"2024-07-31T16:42:06","slug":"high-pressure-globe-valve-application-and-troubleshooting","status":"publish","type":"post","link":"https:\/\/ntgdvalve.com\/pt\/high-pressure-globe-valve-application-and-troubleshooting\/","title":{"rendered":"Aplica\u00e7\u00e3o e solu\u00e7\u00e3o de problemas da v\u00e1lvula globo de alta press\u00e3o"},"content":{"rendered":"<p>As v\u00e1lvulas globo de alta press\u00e3o s\u00e3o tipos de v\u00e1lvulas globo projetadas para uso em alta press\u00e3o e alta temperatura. A v\u00e1lvula \u00e9 operada por meio de um atuador manual ou \u00e9 automatizada por meio de um atuador el\u00e9trico ou pneum\u00e1tico. Ela opera quando o torque \u00e9 aplicado no volante e transmitido por meio de um componente conhecido como haste para o disco da v\u00e1lvula. O disco da v\u00e1lvula tem a tarefa de fechar, iniciar e regular o fluxo de fluido. Quando a haste se move para cima, ela se move com o disco, abrindo a v\u00e1lvula e permitindo o fluxo de fluido. Quando se move para baixo, ela for\u00e7a o disco da v\u00e1lvula para a sede, garantindo fluxo zero de fluido e vazamento zero.<\/p>\n<p>As vantagens da alta press\u00e3o <a href=\"https:\/\/ntgdvalve.com\/pt\/globe-valve\/\">v\u00e1lvulas globo<\/a> s\u00e3o adequadas para estrangulamento, vers\u00e1teis em tamanho e aplica\u00e7\u00e3o, dur\u00e1veis e t\u00eam alta resist\u00eancia a altas temperaturas e press\u00f5es. As aplica\u00e7\u00f5es dessas v\u00e1lvulas s\u00e3o usinas de energia a vapor, produtos qu\u00edmicos, petr\u00f3leo e g\u00e1s e sistemas de caldeiras, entre outros. Entre os principais tipos de v\u00e1lvulas fabricadas pelos fabricantes de v\u00e1lvulas de luva de alta press\u00e3o est\u00e3o a v\u00e1lvula de padr\u00e3o Z, a v\u00e1lvula de padr\u00e3o angular, a v\u00e1lvula de padr\u00e3o Y, a v\u00e1lvula el\u00e9trica, a v\u00e1lvula pneum\u00e1tica, a v\u00e1lvula de extremidade soldada e a v\u00e1lvula de extremidade flangeada, entre outras.<\/p>\n<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-application-and-troubleshooting\/#Applications_of_high-pressure_globe_valves\" >Aplica\u00e7\u00f5es das v\u00e1lvulas 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-application-and-troubleshooting\/#Advantages_of_high-pressure_globe_valves\" >Vantagens das v\u00e1lvulas 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-3\" href=\"https:\/\/ntgdvalve.com\/pt\/high-pressure-globe-valve-application-and-troubleshooting\/#Disadvantages_of_high-pressure_globe_valves\" >Desvantagens das v\u00e1lvulas 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-4\" href=\"https:\/\/ntgdvalve.com\/pt\/high-pressure-globe-valve-application-and-troubleshooting\/#Troubleshooting_high-pressure_globe_valves\" >Solu\u00e7\u00e3o de problemas em v\u00e1lvulas 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-5\" href=\"https:\/\/ntgdvalve.com\/pt\/high-pressure-globe-valve-application-and-troubleshooting\/#Fluid_leakage_through_the_packing\" >Vazamento de fluido atrav\u00e9s da gaxeta\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-application-and-troubleshooting\/#Leakage_between_seals\" >Vazamento entre as veda\u00e7\u00f5es\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-application-and-troubleshooting\/#Leakage_between_the_body_and_bonnet_joint\" >Vazamento entre a junta da carroceria e do cap\u00f4\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-application-and-troubleshooting\/#Handwheel_cannot_turn_flexibly\" >O volante n\u00e3o pode girar de forma flex\u00edvel\u00a0<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Applications_of_high-pressure_globe_valves\"><\/span><span style=\"font-size: 14pt; color: #0000ff;\"><strong>Aplica\u00e7\u00f5es das v\u00e1lvulas globo de alta press\u00e3o\u00a0<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>As v\u00e1lvulas globo de alta press\u00e3o s\u00e3o usadas em v\u00e1rias aplica\u00e7\u00f5es, como:<\/p>\n<ul>\n<li>\u00a0Usinas de energia a vapor.<\/li>\n<li>F\u00e1bricas de processamento e fabrica\u00e7\u00e3o de produtos qu\u00edmicos.<\/li>\n<li>Sistemas de \u00e1gua de alimenta\u00e7\u00e3o de caldeiras para controle de vapor e \u00e1gua.<\/li>\n<li>Setores de petr\u00f3leo e g\u00e1s.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Advantages_of_high-pressure_globe_valves\"><\/span><span style=\"font-size: 14pt; color: #0000ff;\"><strong>Vantagens das v\u00e1lvulas globo de alta press\u00e3o\u00a0<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>Essas v\u00e1lvulas s\u00e3o de alta resist\u00eancia, o que permite seu uso em altas temperaturas e press\u00f5es.<\/li>\n<li>Apresentam bom desempenho na regulagem e no fechamento do fluxo.<\/li>\n<li>As v\u00e1lvulas globo de alta press\u00e3o s\u00e3o altamente vers\u00e1teis, pois s\u00e3o usadas em v\u00e1rias aplica\u00e7\u00f5es industriais.<\/li>\n<li>Elas s\u00e3o altamente dur\u00e1veis, principalmente se usadas de acordo com as instru\u00e7\u00f5es do fabricante da v\u00e1lvula globo de alta press\u00e3o.<\/li>\n<li>Eles podem ser reparados.<\/li>\n<li>Eles t\u00eam um design simples, o que facilita o reparo e a limpeza.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Disadvantages_of_high-pressure_globe_valves\"><\/span><span style=\"font-size: 14pt; color: #0000ff;\"><strong>Desvantagens das v\u00e1lvulas globo de alta press\u00e3o\u00a0<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>Essas v\u00e1lvulas s\u00e3o mais caras em rela\u00e7\u00e3o a outras v\u00e1lvulas globo.<\/li>\n<li>Essas v\u00e1lvulas t\u00eam queda de alta press\u00e3o, o que pode afetar a cabe\u00e7a de bombeamento.<\/li>\n<li>As v\u00e1lvulas globo de alta press\u00e3o precisam de mais torque para abrir e fechar.<\/li>\n<li>Elas s\u00e3o relativamente grossas, o que as torna pesadas.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Troubleshooting_high-pressure_globe_valves\"><\/span><span style=\"font-size: 14pt; color: #0000ff;\"><strong>Solu\u00e7\u00e3o de problemas em v\u00e1lvulas globo de alta press\u00e3o\u00a0<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Fluid_leakage_through_the_packing\"><\/span><strong><em>Vazamento de fluido atrav\u00e9s da gaxeta\u00a0<\/em><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Embalagem danificada ou desgastada. Substitua a embalagem.<\/li>\n<li>Gaxeta solta. Apertou a gaxeta.<\/li>\n<li>An\u00e9is de veda\u00e7\u00e3o insuficientes. Adicione mais an\u00e9is de veda\u00e7\u00e3o.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Leakage_between_seals\"><\/span><strong><em>Vazamento entre as veda\u00e7\u00f5es\u00a0<\/em><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Veda\u00e7\u00f5es desgastadas ou danificadas. Substitua as veda\u00e7\u00f5es.<\/li>\n<li>Sujeira na superf\u00edcie de veda\u00e7\u00e3o. Limpe a sujeira.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Leakage_between_the_body_and_bonnet_joint\"><\/span><strong><em>Vazamento entre a junta da carroceria e do cap\u00f4\u00a0<\/em><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Parafusos soltos. Aperte os parafusos e as porcas para atingir o torque recomendado pelo fabricante da v\u00e1lvula globo de alta press\u00e3o.<\/li>\n<li>Anel de veda\u00e7\u00e3o de metal danificado ou desgastado. Substitua o anel de veda\u00e7\u00e3o.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Handwheel_cannot_turn_flexibly\"><\/span><strong><em>O volante n\u00e3o pode girar de forma flex\u00edvel\u00a0<\/em><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>A gaxeta est\u00e1 muito apertada. Aperte a gaxeta, mas n\u00e3o a deixe muito frouxa, pois isso pode causar vazamento.<\/li>\n<li>Porca da haste danificada. Substitua a porca da haste.<\/li>\n<li>Sujeira na porca da haste. Limpe a sujeira.<\/li>\n<li>Gl\u00e2ndula torta. Retificar a gl\u00e2ndula.<\/li>\n<li>As roscas da haste est\u00e3o gastas. Substitua a haste.<\/li>\n<li>Dobrado na haste. Retifique a haste ou substitua-a conforme necess\u00e1rio.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>High-pressure globe valves are types of globe valves designed for use in high pressure and high temperature. The valve is [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":3699,"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-3698","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\/3698","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=3698"}],"version-history":[{"count":0,"href":"https:\/\/ntgdvalve.com\/pt\/wp-json\/wp\/v2\/posts\/3698\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ntgdvalve.com\/pt\/wp-json\/wp\/v2\/media\/3699"}],"wp:attachment":[{"href":"https:\/\/ntgdvalve.com\/pt\/wp-json\/wp\/v2\/media?parent=3698"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ntgdvalve.com\/pt\/wp-json\/wp\/v2\/categories?post=3698"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ntgdvalve.com\/pt\/wp-json\/wp\/v2\/tags?post=3698"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}