{"id":3690,"date":"2024-05-29T09:00:00","date_gmt":"2024-05-29T01:00:00","guid":{"rendered":"https:\/\/globalquartztube.com\/?p=3690"},"modified":"2024-06-27T16:57:46","modified_gmt":"2024-06-27T08:57:46","slug":"vacuum-sealed-quartz-tube-operation-instructions","status":"publish","type":"post","link":"https:\/\/globalquartztube.com\/pt\/vacuum-sealed-quartz-tube-operation-instructions\/","title":{"rendered":"Instru\u00e7\u00f5es de opera\u00e7\u00e3o do tubo de quartzo selado a v\u00e1cuo"},"content":{"rendered":"<p><\/p>\n\n\n\t\t\t\t<div class=\"wp-block-uagb-table-of-contents uagb-toc__align-left uagb-toc__columns-1  uagb-block-13c036c6\"\n\t\t\t\t\tdata-scroll= \"1\"\n\t\t\t\t\tdata-offset= \"30\"\n\t\t\t\t\tstyle=\"\"\n\t\t\t\t>\n\t\t\t\t<div class=\"uagb-toc__wrap\">\n\t\t\t\t\t\t<div class=\"uagb-toc__title\">\n\t\t\t\t\t\t\t\u00cdndice\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"uagb-toc__list-wrap\">\n\t\t\t\t\t\t<ol class=\"uagb-toc__list\"><li class=\"uagb-toc__list\"><a href=\"#preliminary-checks\" class=\"uagb-toc-link__trigger\">Verifica\u00e7\u00f5es Preliminares<\/a><li class=\"uagb-toc__list\"><a href=\"#operation-steps\" class=\"uagb-toc-link__trigger\">Etapas da opera\u00e7\u00e3o<\/a><ul class=\"uagb-toc__list\"><li class=\"uagb-toc__list\"><a href=\"#1-sample-installation\" class=\"uagb-toc-link__trigger\">1. Exemplo de instala\u00e7\u00e3o<\/a><li class=\"uagb-toc__list\"><li class=\"uagb-toc__list\"><a href=\"#2-low-vacuum-extraction\" class=\"uagb-toc-link__trigger\">2. Extra\u00e7\u00e3o a baixo v\u00e1cuo<\/a><li class=\"uagb-toc__list\"><li class=\"uagb-toc__list\"><a href=\"#3-high-vacuum-extraction\" class=\"uagb-toc-link__trigger\">3. Extra\u00e7\u00e3o de alto v\u00e1cuo<\/a><li class=\"uagb-toc__list\"><li class=\"uagb-toc__list\"><a href=\"#4-gas-filling\" class=\"uagb-toc-link__trigger\">4. Enchimento de g\u00e1s<\/a><li class=\"uagb-toc__list\"><li class=\"uagb-toc__list\"><a href=\"#5-ignition\" class=\"uagb-toc-link__trigger\">5. Igni\u00e7\u00e3o<\/a><li class=\"uagb-toc__list\"><li class=\"uagb-toc__list\"><a href=\"#6-flame-adjustment\" class=\"uagb-toc-link__trigger\">6. Ajuste de Chama<\/a><li class=\"uagb-toc__list\"><li class=\"uagb-toc__list\"><a href=\"#7-sealing-operation\" class=\"uagb-toc-link__trigger\">7. Opera\u00e7\u00e3o de veda\u00e7\u00e3o<\/a><li class=\"uagb-toc__list\"><li class=\"uagb-toc__list\"><a href=\"#8-post-sealing-procedures\" class=\"uagb-toc-link__trigger\">8. Procedimentos P\u00f3s-Selagem<\/a><li class=\"uagb-toc__list\"><li class=\"uagb-toc__list\"><a href=\"#9-completion-of-experiments\" class=\"uagb-toc-link__trigger\">9. Conclus\u00e3o de Experimentos<\/a><\/li><\/ul><\/li><li class=\"uagb-toc__list\"><a href=\"#precautions\" class=\"uagb-toc-link__trigger\">Precau\u00e7\u00f5es<\/a><li class=\"uagb-toc__list\"><a href=\"#additional-instructions\" class=\"uagb-toc-link__trigger\">Instru\u00e7\u00f5es adicionais<\/a><\/ul><\/ol>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-c0749cd5\"><h2 class=\"uagb-heading-text\">Verifica\u00e7\u00f5es Preliminares<\/h2><\/div>\n\n\n\n<p>Antes de iniciar o processo de veda\u00e7\u00e3o, inspecione cuidadosamente o equipamento quanto a falhas. Certifique-se de que todas as v\u00e1lvulas de veda\u00e7\u00e3o estejam fechadas e verifique os n\u00edveis de acetileno e oxig\u00eanio. Se for necess\u00e1rio reabastecer, verifique se o Ar (arg\u00f4nio) de alta press\u00e3o est\u00e1 esgotado. Se o equipamento e os cilindros de g\u00e1s estiverem em boas condi\u00e7\u00f5es, proceda com os seguintes passos:<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-b75300be\"><h2 class=\"uagb-heading-text\">Etapas da opera\u00e7\u00e3o<\/h2><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-b4774c19\"><h3 class=\"uagb-heading-text\">1. Exemplo de instala\u00e7\u00e3o<\/h3><\/div>\n\n\n\n<p>Selecionar a op\u00e7\u00e3o adequada <a href=\"https:\/\/globalquartztube.com\/pt\/quartz-tube\/\" data-type=\"page\" data-id=\"1240\">tubo de quartzo<\/a>, manga e anel de veda\u00e7\u00e3o.<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-13e66613\"><h3 class=\"uagb-heading-text\">2. Extra\u00e7\u00e3o a baixo v\u00e1cuo<\/h3><\/div>\n\n\n\n<p>Ligue o interruptor de alimenta\u00e7\u00e3o principal (G1) e o interruptor mec\u00e2nico da bomba (G2). Abra lentamente a v\u00e1lvula V4. Quando o medidor de baixo v\u00e1cuo (mostrador do lado direito) mostrar uma leitura inferior a 5 Pa, feche V4.<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-3b0081f1\"><h3 class=\"uagb-heading-text\">3. Extra\u00e7\u00e3o de alto v\u00e1cuo<\/h3><\/div>\n\n\n\n<p>Abra lentamente a v\u00e1lvula V1. Assim que a leitura do medidor de baixo v\u00e1cuo se estabilizar, ligue o interruptor da bomba molecular (G3). Quando a leitura estabilizar, abra a v\u00e1lvula V2. Voc\u00ea tamb\u00e9m pode ligar o medidor de alto v\u00e1cuo (mostrador do lado esquerdo) para monitorar o n\u00edvel de v\u00e1cuo. Quando o n\u00edvel de v\u00e1cuo atingir o requisito de veda\u00e7\u00e3o (geralmente abaixo de 10^-5 Pa), inicie o processo de veda\u00e7\u00e3o.<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-a22ddf3c\"><h3 class=\"uagb-heading-text\">4. Enchimento de g\u00e1s<\/h3><\/div>\n\n\n\n<p>Feche as v\u00e1lvulas V2 e V1, abra o cilindro de g\u00e1s Ar e ajuste a v\u00e1lvula V3 para encher o g\u00e1s. Quando o fluxo de g\u00e1s atender aos requisitos, feche V3 e o cilindro.<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-33d4cb71\"><h3 class=\"uagb-heading-text\">5. Igni\u00e7\u00e3o<\/h3><\/div>\n\n\n\n<p>Abra os cilindros de acetileno e oxig\u00eanio. Antes da igni\u00e7\u00e3o, purgue qualquer ar residual dos tubos. Abra ligeiramente o interruptor de acetileno (bot\u00e3o vermelho) no bico e acenda.<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-5651c412\"><h3 class=\"uagb-heading-text\">6. Ajuste de Chama<\/h3><\/div>\n\n\n\n<p>Alterne os ajustes dos interruptores de acetileno e oxig\u00eanio (bot\u00e3o azul) para atingir a chama desejada.<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-a68dd852\"><h3 class=\"uagb-heading-text\">7. Opera\u00e7\u00e3o de veda\u00e7\u00e3o<\/h3><\/div>\n\n\n\n<p>Uma vez regulada a chama, proceda \u00e0 opera\u00e7\u00e3o de selagem necess\u00e1ria.<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-c41710da\"><h3 class=\"uagb-heading-text\">8. Procedimentos P\u00f3s-Selagem<\/h3><\/div>\n\n\n\n<p>Ap\u00f3s a selagem, feche alternadamente os interruptores de acetileno e oxig\u00eanio, fechando o interruptor de acetileno por \u00faltimo at\u00e9 que a chama se apague. Feche os cilindros de acetileno e oxig\u00eanio e purgue quaisquer gases residuais dos tubos. Feche as v\u00e1lvulas V2 e V1 e remova o tubo de quartzo para a pr\u00f3xima opera\u00e7\u00e3o de veda\u00e7\u00e3o (repita as etapas 1-7).<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-4f3cf5cb\"><h3 class=\"uagb-heading-text\">9. Conclus\u00e3o de Experimentos<\/h3><\/div>\n\n\n\n<p>Ap\u00f3s a conclus\u00e3o de todos os experimentos, feche com seguran\u00e7a as v\u00e1lvulas V4, V3, V2 e V1. Desligue sequencialmente G3, G2 e G1. Limpe o espa\u00e7o de trabalho e registre os detalhes do experimento.<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-51912dff\"><h2 class=\"uagb-heading-text\">Precau\u00e7\u00f5es<\/h2><\/div>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Assegurar que o <a href=\"https:\/\/globalquartztube.com\/pt\/quartz-tube\/\" data-type=\"page\" data-id=\"1240\">tubo de quartzo<\/a> esteja limpo e seco para evitar a contamina\u00e7\u00e3o da bomba molecular por humidade ou detritos.<\/li>\n\n\n\n<li>Mantenha uma dist\u00e2ncia de veda\u00e7\u00e3o de mais de 15 cm da junta para evitar danos \u00e0 junta de veda\u00e7\u00e3o devido a altas temperaturas.<\/li>\n\n\n\n<li>Opere a v\u00e1lvula da bomba molecular V2 com cautela durante os experimentos; a entrada atmosf\u00e9rica direta na bomba molecular \u00e9 estritamente proibida para evitar alarmes e danos \u00e0 bomba.<\/li>\n\n\n\n<li>Os n\u00edveis de v\u00e1cuo s\u00e3o influenciados pelas condi\u00e7\u00f5es atmosf\u00e9ricas. Se o n\u00edvel de v\u00e1cuo necess\u00e1rio n\u00e3o for alcan\u00e7ado ao longo do tempo, considere aquecer a bomba molecular e assar moderadamente o tubo e os tubos de quartzo, evitando temperaturas excessivas para evitar perigos.<\/li>\n\n\n\n<li>Ap\u00f3s a igni\u00e7\u00e3o, evite direcionar a chama para as mangueiras de acetileno, oxig\u00eanio ou outros objetos pr\u00f3ximos para evitar explos\u00f5es.<\/li>\n\n\n\n<li>A limpeza p\u00f3s-experimento \u00e9 essencial, garantindo que todos os cilindros de g\u00e1s, v\u00e1lvulas e fontes de energia estejam desligados e que os registros do experimento sejam mantidos.<\/li>\n\n\n\n<li>A ades\u00e3o a estas regras \u00e9 obrigat\u00f3ria; viola\u00e7\u00f5es que levam a acidentes ser\u00e3o responsabilizadas.<\/li>\n\n\n\n<li>Qualquer d\u00favida entre em contato com o respons\u00e1vel pelo equipamento.<\/li>\n<\/ol>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-3194203f\"><h2 class=\"uagb-heading-text\">Instru\u00e7\u00f5es adicionais<\/h2><\/div>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Para evitar a deriva da chama durante o processo de veda\u00e7\u00e3o, feche as janelas, mas abra-as ap\u00f3s ventilar os tubos para evitar res\u00edduos de acetileno e oxig\u00eanio no ambiente.<\/li>\n\n\n\n<li>Calcule o volume seguro de enchimento de g\u00e1s para evitar enchimento excessivo, o que pode complicar o processo de veda\u00e7\u00e3o e representar riscos de recozimento.<\/li>\n\n\n\n<li>Em caso de vazamento de veda\u00e7\u00e3o durante o experimento, feche imediatamente a v\u00e1lvula da bomba molecular V2, se as condi\u00e7\u00f5es permitirem, para evitar influxo repentino de g\u00e1s e danos \u00e0 l\u00e2mina da bomba.<\/li>\n\n\n\n<li>Se o operador estiver ausente durante a extra\u00e7\u00e3o do g\u00e1s, coloque sinais de alerta para evitar que outras pessoas quebrem o tubo de vidro e causem entrada atmosf\u00e9rica na bomba molecular. Se o tubo de vidro for quebrado acidentalmente, informe imediatamente o propriet\u00e1rio da amostra para discutir solu\u00e7\u00f5es.<\/li>\n\n\n\n<li>Se o equipamento n\u00e3o estiver em uso ap\u00f3s a selagem, coloque um tubo de vidro vazio e coloque-o em baixo v\u00e1cuo antes de deslig\u00e1-lo para manter a limpeza do sistema de v\u00e1cuo.<\/li>\n\n\n\n<li>Evite a opera\u00e7\u00e3o prolongada do medidor de ioniza\u00e7\u00e3o de alto v\u00e1cuo.<\/li>\n<\/ol>\n\n\n\n<p>A GlobalQT \u00e9 especializada no fabrico de produtos de alta qualidade <a href=\"https:\/\/globalquartztube.com\/pt\/quartz-tube\/\" data-type=\"page\" data-id=\"1240\">tubos de quartzo<\/a> e <a href=\"https:\/\/globalquartztube.com\/pt\/heater-quartz-tube\/\" data-type=\"page\" data-id=\"1388\">aquecedores de tubos de quartzo<\/a>, A nossa empresa \u00e9 uma empresa de servi\u00e7os, que fornece solu\u00e7\u00f5es personalizadas a pre\u00e7os razo\u00e1veis. Para mais informa\u00e7\u00f5es, visite o nosso <a href=\"https:\/\/globalquartztube.com\/pt\/\">local na rede Internet<\/a> ou <a href=\"https:\/\/globalquartztube.com\/pt\/contact\/\" data-type=\"page\" data-id=\"2080\">Contate-nos<\/a> por correio eletr\u00f3nico para <a>contact@globalquartztube.com<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Preliminary Checks Before starting the sealing process, carefully inspect the equipment for faults. Ensure all sealing valves are closed, and check the acetylene and oxygen levels. If refilling is needed, verify if the high-pressure Ar (argon) is depleted. If both the equipment and gas cylinders are in good condition, proceed with the following steps: Operation [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":3693,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Vacuum Sealed Quartz Tube Operation Instructions","_seopress_titles_desc":"Learn the detailed steps and precautions for operating vacuum sealed quartz tube systems, ensuring safety and efficiency in your lab procedures.","_seopress_robots_index":"","_uag_custom_page_level_css":"","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":"","ast-disable-related-posts":"","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":"set","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 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"ppma_author":[13],"class_list":["post-3690","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","author-casper-peng"],"uagb_featured_image_src":{"full":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/05\/Vacuum-Sealed-Quartz-Tube-Operation-Instructions.webp",1024,1024,false],"thumbnail":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/05\/Vacuum-Sealed-Quartz-Tube-Operation-Instructions-150x150.webp",150,150,true],"medium":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/05\/Vacuum-Sealed-Quartz-Tube-Operation-Instructions-300x300.webp",300,300,true],"medium_large":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/05\/Vacuum-Sealed-Quartz-Tube-Operation-Instructions-768x768.webp",768,768,true],"large":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/05\/Vacuum-Sealed-Quartz-Tube-Operation-Instructions.webp",1024,1024,false],"1536x1536":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/05\/Vacuum-Sealed-Quartz-Tube-Operation-Instructions.webp",1024,1024,false],"2048x2048":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/05\/Vacuum-Sealed-Quartz-Tube-Operation-Instructions.webp",1024,1024,false],"trp-custom-language-flag":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/05\/Vacuum-Sealed-Quartz-Tube-Operation-Instructions-12x12.webp",12,12,true]},"uagb_author_info":{"display_name":"Peng, Casper","author_link":"https:\/\/globalquartztube.com\/pt\/author\/casper-peng\/"},"uagb_comment_info":0,"uagb_excerpt":"Preliminary Checks Before starting the sealing process, carefully inspect the equipment for faults. Ensure all sealing valves are closed, and check the acetylene and oxygen levels. If refilling is needed, verify if the high-pressure Ar (argon) is depleted. If both the equipment and gas cylinders are in good condition, proceed with the following steps: Operation&hellip;","authors":[{"term_id":13,"user_id":3,"is_guest":0,"slug":"casper-peng","display_name":"Peng, Casper","avatar_url":{"url":"https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/06\/Casper-Peng.webp","url2x":"https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/06\/Casper-Peng.webp"},"0":null,"1":"","2":"","3":"","4":"","5":"","6":"","7":""}],"_links":{"self":[{"href":"https:\/\/globalquartztube.com\/pt\/wp-json\/wp\/v2\/posts\/3690","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/globalquartztube.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/globalquartztube.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/pt\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/pt\/wp-json\/wp\/v2\/comments?post=3690"}],"version-history":[{"count":3,"href":"https:\/\/globalquartztube.com\/pt\/wp-json\/wp\/v2\/posts\/3690\/revisions"}],"predecessor-version":[{"id":4258,"href":"https:\/\/globalquartztube.com\/pt\/wp-json\/wp\/v2\/posts\/3690\/revisions\/4258"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/pt\/wp-json\/wp\/v2\/media\/3693"}],"wp:attachment":[{"href":"https:\/\/globalquartztube.com\/pt\/wp-json\/wp\/v2\/media?parent=3690"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/globalquartztube.com\/pt\/wp-json\/wp\/v2\/categories?post=3690"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/globalquartztube.com\/pt\/wp-json\/wp\/v2\/tags?post=3690"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/globalquartztube.com\/pt\/wp-json\/wp\/v2\/ppma_author?post=3690"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}