{"id":17475,"date":"2022-06-27T15:17:55","date_gmt":"2022-06-27T15:17:55","guid":{"rendered":"https:\/\/zecovalve.com\/?p=17475"},"modified":"2022-06-27T15:17:56","modified_gmt":"2022-06-27T15:17:56","slug":"a-brief-introduction-to-bronze-balancing-valve","status":"publish","type":"post","link":"https:\/\/zecovalve.com\/pt\/a-brief-introduction-to-bronze-balancing-valve.html","title":{"rendered":"Uma breve introdu\u00e7\u00e3o \u00e0 v\u00e1lvula de balanceamento de bronze"},"content":{"rendered":"<h2 class=\"wp-block-heading\" id=\"h-performance-characteristics-of-bronze-balancing-valve\">Caracter\u00edsticas de desempenho de\u00a0<strong>v\u00e1lvula de balanceamento de bronze<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>1. Desempenho de regula\u00e7\u00e3o ideal;<\/li><li>2. Excelente fun\u00e7\u00e3o de corte;<\/li><li>3. Exibi\u00e7\u00e3o de estado aberto com precis\u00e3o de 1\/10 de c\u00edrculo;<\/li><li>4. A curva caracter\u00edstica de fluxo te\u00f3rica \u00e9 uma curva caracter\u00edstica de porcentagem igual.<\/li><li>5. Dispositivo de travamento de abertura e fechamento patenteado nacional;<\/li><li>6. Correspondente ao coeficiente de fluxo de cada c\u00edrculo, desde que a diferen\u00e7a de press\u00e3o entre as duas extremidades da v\u00e1lvula seja medida durante o comissionamento, o fluxo atrav\u00e9s da v\u00e1lvula pode ser facilmente calculado.<\/li><li>7. Veda\u00e7\u00f5es de politetrafluoretileno e s\u00edlica gel com desempenho de veda\u00e7\u00e3o confi\u00e1vel.<\/li><li>8. Os componentes internos s\u00e3o feitos de YICr18Ni9 ou liga de cobre, que possui forte resist\u00eancia \u00e0 corros\u00e3o e longa vida \u00fatil.<\/li><li>9. Haste da v\u00e1lvula de eleva\u00e7\u00e3o interna sem reserva de espa\u00e7o de opera\u00e7\u00e3o.<\/li><li>10. \u00c9 v\u00e1lvula de grupo.<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-main-characteristics-of-bronze-balancing-valve\">Principais caracter\u00edsticas de&nbsp;<strong>v\u00e1lvula de balanceamento de bronze<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>(1) Caracter\u00edsticas de fluxo linear, ou seja, quando a diferen\u00e7a de press\u00e3o entre a parte frontal e traseira da v\u00e1lvula \u00e9 constante, o fluxo e a abertura s\u00e3o geralmente lineares.<\/li><li>(2) Indicadores precisos de abertura<\/li><li>(3) Dispositivo de travamento aberto<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-regulation-principle-of-bronze-balancing-valve\">O princ\u00edpio da regula\u00e7\u00e3o&nbsp;<strong>v\u00e1lvula de balanceamento de bronze<\/strong>:<\/h2>\n\n\n\n<p>A v\u00e1lvula de equil\u00edbrio pertence \u00e0 categoria da v\u00e1lvula de controle. Seu princ\u00edpio de funcionamento \u00e9 ajustar a vaz\u00e3o alterando a folga entre o carretel e a sede (ou seja, abertura) e alterando a resist\u00eancia ao fluxo do fluido atrav\u00e9s da v\u00e1lvula.<\/p>\n\n\n\n<p>A v\u00e1lvula de equil\u00edbrio \u00e9 equivalente a um elemento acelerador cuja resist\u00eancia local pode ser alterada. Para fluido incompress\u00edvel, a equa\u00e7\u00e3o de fluxo pode ser obtida da seguinte forma: o coeficiente de resist\u00eancia de Q\u2013 fluxo atrav\u00e9s da v\u00e1lvula de equil\u00edbrio, o coeficiente de resist\u00eancia da v\u00e1lvula de equil\u00edbrio, P1-, a press\u00e3o antes da v\u00e1lvula, a press\u00e3o atr\u00e1s de P2-, o press\u00e3o F-, a \u00e1rea da se\u00e7\u00e3o transversal do bocal da v\u00e1lvula de equil\u00edbrio e a densidade do fluido. Pode-se observar pela f\u00f3rmula acima que quando F \u00e9 constante (ou seja, para um certo tipo de v\u00e1lvula de equil\u00edbrio), a queda de press\u00e3o P1-P2 \u00e9 constante antes e depois da v\u00e1lvula, o fluxo Q \u00e9 afetado apenas pela resist\u00eancia do equil\u00edbrio v\u00e1lvula. Quando a v\u00e1lvula est\u00e1 fechada, Q diminui, enquanto que quando a v\u00e1lvula \u00e9 aberta, Q aumenta.<\/p>\n\n\n\n<p>A v\u00e1lvula de balanceamento de bronze serve para alterar o coeficiente de resist\u00eancia alterando a abertura do carretel para atingir o objetivo de regular o fluxo. Kv \u00e9 o coeficiente de v\u00e1lvula da v\u00e1lvula de equil\u00edbrio. \u00c9 definido como o valor da vaz\u00e3o (m\u00b3\/h) que flui atrav\u00e9s da v\u00e1lvula de balanceamento quando a press\u00e3o diferencial entre a parte frontal e traseira da v\u00e1lvula de balanceamento \u00e9 de 1 bar (cerca de 1 kgf\/cm\u00b2). Quando a v\u00e1lvula de equil\u00edbrio est\u00e1 totalmente aberta, o coeficiente da v\u00e1lvula \u00e9 equivalente \u00e0 capacidade de fluxo da v\u00e1lvula comum. Se a abertura da v\u00e1lvula de equil\u00edbrio permanecer inalterada, o coeficiente Kv da v\u00e1lvula permanece inalterado, ou seja, o coeficiente Kv da v\u00e1lvula depende da abertura. Os coeficientes de v\u00e1lvula em diferentes aberturas podem ser obtidos por medi\u00e7\u00e3o real. V\u00e1lvulas de balanceamento de bronze podem ser usadas como elementos de estrangulamento para regula\u00e7\u00e3o quantitativa de fluxo. Ao ajustar o equil\u00edbrio da rede de tubula\u00e7\u00e3o, a v\u00e1lvula de medi\u00e7\u00e3o de press\u00e3o da v\u00e1lvula de balanceamento de bronze ser\u00e1 conectada a um instrumento inteligente especial por uma mangueira. O instrumento pode exibir o valor do fluxo (e o valor da queda de press\u00e3o) que flui atrav\u00e9s da v\u00e1lvula. Ap\u00f3s o di\u00e1logo homem-m\u00e1quina com o instrumento e inserir o valor de vaz\u00e3o necess\u00e1rio na v\u00e1lvula de equil\u00edbrio para o instrumento, o instrumento pode calcular, analisar e obter o sistema de tubula\u00e7\u00e3o. O valor de abertura da v\u00e1lvula quando o equil\u00edbrio hidr\u00e1ulico \u00e9 atingido.<\/p>","protected":false},"excerpt":{"rendered":"<p>Caracter\u00edsticas de desempenho da v\u00e1lvula de balanceamento de bronze 1. Desempenho de regula\u00e7\u00e3o ideal; 2. Excelente fun\u00e7\u00e3o de corte; 3. Exibi\u00e7\u00e3o de estado aberto com precis\u00e3o de 1\/10\u2026 <a title=\"Uma breve introdu\u00e7\u00e3o \u00e0 v\u00e1lvula de balanceamento de bronze\" class=\"read-more\" href=\"https:\/\/zecovalve.com\/pt\/a-brief-introduction-to-bronze-balancing-valve.html\" aria-label=\"Mais em Uma breve introdu\u00e7\u00e3o \u00e0 v\u00e1lvula de balanceamento de bronze\">Ler mais<\/a><\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","kt_blocks_editor_width":"","footnotes":""},"categories":[1],"tags":[2534,153,5],"class_list":["post-17475","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-balance","tag-flow","tag-valve","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"featured_image_src_large":false,"author_info":{"display_name":"Jerry","author_link":"https:\/\/zecovalve.com\/pt\/author\/jerry"},"comment_info":0,"category_info":[{"term_id":1,"name":"Uncategorized","slug":"uncategorized","term_group":0,"term_taxonomy_id":1,"taxonomy":"category","description":"","parent":0,"count":452,"filter":"raw","cat_ID":1,"category_count":452,"category_description":"","cat_name":"Uncategorized","category_nicename":"uncategorized","category_parent":0}],"tag_info":[{"term_id":2534,"name":"balance","slug":"balance","term_group":0,"term_taxonomy_id":2534,"taxonomy":"post_tag","description":"","parent":0,"count":4,"filter":"raw"},{"term_id":153,"name":"flow","slug":"flow","term_group":0,"term_taxonomy_id":153,"taxonomy":"post_tag","description":"","parent":0,"count":25,"filter":"raw"},{"term_id":5,"name":"valve","slug":"valve","term_group":0,"term_taxonomy_id":5,"taxonomy":"post_tag","description":"","parent":0,"count":116,"filter":"raw"}],"taxonomy_info":{"category":[{"value":1,"label":"Uncategorized"}],"post_tag":[{"value":2534,"label":"balance"},{"value":153,"label":"flow"},{"value":5,"label":"valve"}]},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>A Brief Introduction to Bronze Balancing 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\/a-brief-introduction-to-bronze-balancing-valve.html\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"A Brief Introduction to Bronze Balancing Valve - ZECO Valve\" \/>\n<meta property=\"og:description\" content=\"Performance characteristics of\u00a0bronze balancing valve 1. 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