{"id":27269,"date":"2022-10-24T03:34:13","date_gmt":"2022-10-24T03:34:13","guid":{"rendered":"https:\/\/zecovalve.com\/?post_type=product&#038;p=27269"},"modified":"2023-06-17T02:28:44","modified_gmt":"2023-06-17T02:28:44","slug":"axial-flow-check-valve","status":"publish","type":"product","link":"https:\/\/zecovalve.com\/pt\/produto\/axial-flow-check-valve","title":{"rendered":"V\u00e1lvula de reten\u00e7\u00e3o de fluxo axial"},"content":{"rendered":"<figure class=\"wp-block-image size-full is-resized\">\r\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-27930 size-medium\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/10\/Axial-Flow-Check-Valve-1-300x225.jpg\" alt=\"V\u00e1lvula de reten\u00e7\u00e3o de fluxo axial\" width=\"300\" height=\"225\" srcset=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/10\/Axial-Flow-Check-Valve-1-300x225.jpg 300w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/10\/Axial-Flow-Check-Valve-1-768x576.jpg 768w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/10\/Axial-Flow-Check-Valve-1-600x450.jpg 600w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/10\/Axial-Flow-Check-Valve-1.jpg 800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\r\n<\/figure>\r\n\r\n\r\n<div class=\"gb-button-wrapper gb-button-wrapper-6d8495a3\">\r\n\r\n\r\n<p><a class=\"gb-button gb-button-3d442e11 gb-button-text\" href=\"mailto:commercial@zecovalve.com\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>OBTER PRE\u00c7O DA V\u00c1LVULA DE RETEN\u00c7\u00c3O DE FLUXO AXIAL<\/strong><\/a><\/p>\r\n<\/div>\r\n\r\n\r\n<p>Uma v\u00e1lvula de reten\u00e7\u00e3o axial \u00e9 a solu\u00e7\u00e3o preferida para aplica\u00e7\u00f5es cr\u00edticas sem retorno, como a prote\u00e7\u00e3o de equipamentos rotativos e sistemas onde baixa perda de press\u00e3o, opera\u00e7\u00e3o est\u00e1vel e comportamento din\u00e2mico s\u00e3o essenciais.<\/p>\r\n\r\n\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">O que \u00e9 uma v\u00e1lvula de reten\u00e7\u00e3o de fluxo axial?<\/h2>\r\n\r\n\r\n\r\n<p>As v\u00e1lvulas de reten\u00e7\u00e3o de fluxo axial s\u00e3o um tipo de v\u00e1lvula anti-retorno, projetada para evitar a revers\u00e3o r\u00e1pida de um fluxo em uma tubula\u00e7\u00e3o conhecida como \u201cgolpe de ar\u00edete\u201d que pode causar graves danos aos diversos equipamentos de um sistema de tubula\u00e7\u00e3o. Este tipo de v\u00e1lvula fecha r\u00e1pido o suficiente sem criar picos de press\u00e3o excessiva, evitando bater.<\/p>\r\n\r\n\r\n\r\n<p>O design simplificado da v\u00e1lvula de reten\u00e7\u00e3o de fluxo axial permite sua abertura total em baixas vaz\u00f5es e velocidades de fluido, obtendo uma baixa queda de press\u00e3o. Seu sistema assistido por mola e recursos de veda\u00e7\u00e3o metal com metal proporcionam um fechamento sem batidas e pouca manuten\u00e7\u00e3o.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Princ\u00edpio de funcionamento da v\u00e1lvula de reten\u00e7\u00e3o de fluxo axial<\/h2>\r\n\r\n\r\n\r\n<p>Quando o diferencial de press\u00e3o entre os lados a montante e a jusante da v\u00e1lvula excede a press\u00e3o de abertura da mola, o obturador se mover\u00e1 e permitir\u00e1 o fluxo. A \u00e1rea de fluxo da v\u00e1lvula diminui continuamente at\u00e9 o di\u00e2metro da sede; este \u00e9 o projeto Venturi.<\/p>\r\n\r\n\r\n\r\n<p>Como resultado do projeto Venturi, a \u00e1rea de fluxo reduzida aumenta a press\u00e3o cin\u00e9tica e reduz a press\u00e3o est\u00e1tica, permitindo que a v\u00e1lvula abra totalmente rapidamente. A mola \u00e9 selecionada de modo que o disco esteja totalmente aberto e est\u00e1vel contra seu contra recuo sob condi\u00e7\u00f5es normais de fluxo.<\/p>\r\n\r\n\r\n\r\n<p>Quando ocorre uma redu\u00e7\u00e3o not\u00e1vel no fluxo, a mola reage antecipadamente contra a for\u00e7a do fluxo redutor.<\/p>\r\n\r\n\r\n<div class=\"wp-block-image\">\r\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"720\" height=\"201\" class=\"wp-image-15758\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/05\/zeco-axial-check-valve.jpg\" alt=\"\" srcset=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/05\/zeco-axial-check-valve.jpg 720w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/05\/zeco-axial-check-valve-600x168.jpg 600w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/05\/zeco-axial-check-valve-300x84.jpg 300w\" sizes=\"auto, (max-width: 720px) 100vw, 720px\" \/><\/figure>\r\n<\/div>\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Por que \u00e9 usada uma v\u00e1lvula de reten\u00e7\u00e3o de fluxo axial?<\/h2>\r\n\r\n\r\n\r\n<p>Quando o fluxo \u00e9 revertido em um tubo, isso pode causar a passagem de ondas de choque hidr\u00e1ulico (tamb\u00e9m conhecido como golpe de ar\u00edete). Isto pode causar danos graves ao equipamento na tubula\u00e7\u00e3o se n\u00e3o forem tomadas medidas para evitar isso. A introdu\u00e7\u00e3o da v\u00e1lvula de reten\u00e7\u00e3o correta, em posi\u00e7\u00e3o totalmente fechada durante o fluxo reverso, pode evitar que isso ocorra e cause problemas graves no local.<\/p>\r\n\r\n\r\n\r\n<p>As v\u00e1lvulas que evitam o golpe de ar\u00edete e fecham rapidamente sem bater s\u00e3o chamadas de v\u00e1lvulas de reten\u00e7\u00e3o sem batida.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Como s\u00e3o usadas as v\u00e1lvulas de reten\u00e7\u00e3o de fluxo axial?<\/h2>\r\n\r\n\r\n\r\n<p>As v\u00e1lvulas de reten\u00e7\u00e3o axiais s\u00e3o projetadas especificamente para sistemas de revers\u00e3o r\u00e1pida onde o refluxo \u00e9 uma preocupa\u00e7\u00e3o constante. Ela \u00e9 categorizada como uma v\u00e1lvula de reten\u00e7\u00e3o sem batida, pois a v\u00e1lvula fecha sem bater, o que significa que n\u00e3o s\u00e3o criados picos de press\u00e3o excessiva. A maioria das v\u00e1lvulas de reten\u00e7\u00e3o de fluxo axial s\u00e3o acionadas por mola, com um \u00fanico disco de baixa massa, o que facilita uma resposta r\u00e1pida e din\u00e2mica a uma redu\u00e7\u00e3o no fluxo. Por ter um \u00fanico disco e mola quando o disco est\u00e1 abrindo, a for\u00e7a \u00e9 equilibrada resultando em um fluxo uniforme.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Caracter\u00edsticas das v\u00e1lvulas de reten\u00e7\u00e3o de fluxo axial<\/h2>\r\n\r\n\r\n\r\n<p>As v\u00e1lvulas de reten\u00e7\u00e3o de fluxo axial oferecem diversas vantagens sobre outros tipos de v\u00e1lvulas de reten\u00e7\u00e3o, tais como:<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>A\u00e7\u00e3o de fechamento r\u00e1pido (evita golpes de ar\u00edete)<\/li>\r\n<li>A capacidade de ser dimensionado adequadamente para cada aplica\u00e7\u00e3o<\/li>\r\n<li>Durabilidade<\/li>\r\n<li>Maior longevidade da v\u00e1lvula<\/li>\r\n<li>A capacidade de acomodar quedas de baixa press\u00e3o e alto fluxo<\/li>\r\n<li>A\u00e7\u00e3o de abertura e fechamento sem batidas<\/li>\r\n<li>Fechamento herm\u00e9tico levando a vazamento zero<\/li>\r\n<li>V\u00e1rias op\u00e7\u00f5es de ponta a ponta<\/li>\r\n<li>A capacidade de ser instalado na orienta\u00e7\u00e3o horizontal e vertical<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>As v\u00e1lvulas de reten\u00e7\u00e3o de fluxo axial oferecem muitas vantagens sobre outros tipos de v\u00e1lvulas de reten\u00e7\u00e3o. As v\u00e1lvulas de reten\u00e7\u00e3o de fluxo axial podem economizar tempo e dinheiro, evitando danos e aumentando a vida \u00fatil de suas bombas, v\u00e1lvulas, tubula\u00e7\u00f5es e outras pe\u00e7as do sistema.<\/p>","protected":false},"excerpt":{"rendered":"<p>Uma v\u00e1lvula de reten\u00e7\u00e3o axial \u00e9 uma solu\u00e7\u00e3o preferida para aplica\u00e7\u00f5es cr\u00edticas sem retorno, como a prote\u00e7\u00e3o de equipamentos rotativos e sistemas onde\u2026 <a title=\"V\u00e1lvula de reten\u00e7\u00e3o de fluxo axial\" class=\"read-more\" href=\"https:\/\/zecovalve.com\/pt\/produto\/axial-flow-check-valve\" aria-label=\"Mais em V\u00e1lvula de reten\u00e7\u00e3o de fluxo axial\">Ler mais<\/a><\/p>","protected":false},"featured_media":27930,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_generate-full-width-content":"","kt_blocks_editor_width":""},"product_cat":[2455],"product_tag":[2657,2661],"class_list":["post-27269","product","type-product","status-publish","has-post-thumbnail","hentry","product_cat-check-valve","product_tag-non-return-valve","product_tag-nrv-valve","sales-flash-overlay","woocommerce-text-align-center","woocommerce-image-align-center","do-quantity-buttons"],"featured_image_src_large":["https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/10\/Axial-Flow-Check-Valve-1.jpg",800,600,false],"author_info":[],"comment_info":0,"taxonomy_info":{"product_cat":[{"value":2455,"label":"Check Valve"}],"product_tag":[{"value":2657,"label":"Non Return Valve"},{"value":2661,"label":"NRV Valve"}]},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Axial Flow Check Valve - ZECO Valve<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/zecovalve.com\/pt\/produto\/axial-flow-check-valve\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Axial Flow Check Valve - ZECO Valve\" \/>\n<meta property=\"og:description\" content=\"An axial check valve is a preferred solution for critical non-return applications such as the protection of rotating equipment and systems where ... 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