{"id":119240,"date":"2023-01-19T20:55:51","date_gmt":"2023-01-19T19:55:51","guid":{"rendered":"https:\/\/material-properties.org\/o-que-sao-limites-de-taxa-de-aquecimento-e-resfriamento-definicao\/"},"modified":"2023-01-30T09:57:30","modified_gmt":"2023-01-30T08:57:30","slug":"o-que-sao-limites-de-taxa-de-aquecimento-e-resfriamento-definicao","status":"publish","type":"post","link":"https:\/\/material-properties.org\/pt-br\/o-que-sao-limites-de-taxa-de-aquecimento-e-resfriamento-definicao\/","title":{"rendered":"O que s\u00e3o limites de taxa de aquecimento e resfriamento &#8211; Defini\u00e7\u00e3o"},"content":{"rendered":"<p><span><div class=\"su-quote su-quote-style-default\"><div class=\"su-quote-inner su-u-clearfix su-u-trim\"> Os limites de taxa de aquecimento e resfriamento s\u00e3o baseados no impacto na futura vida de fadiga da planta.\u00a0Os limites de aquecimento e resfriamento garantem que a vida de fadiga da planta seja igual ou maior que a vida operacional da planta.<\/div><\/div><\/span><\/p>\n<p><span><div class=\"su-divider su-divider-style-dotted\" style=\"margin:15px 0;border-width:2px;border-color:#999999\"><\/div><\/span><\/p>\n<p><span><div  class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<p><span>O aquecimento do NSSS de Cold Shutdown (MODE 5) para Hot Standby (MODE3) \u00e9 realizado <\/span><strong><span>por\u00a0<\/span><a href=\"https:\/\/www.nuclear-power.com\/reactor-coolant-pump\/\"><span>bombas de refrigera\u00e7\u00e3o do reator<\/span><\/a><\/strong><span>\u00a0que s\u00e3o muito potentes (podem consumir at\u00e9 6 MW cada) e, portanto, seu trabalho em conjunto com um calor de decaimento pode ser usado para aquecer o refrigerante prim\u00e1rio antes da inicializa\u00e7\u00e3o do reator.\u00a0Para operar as bombas de refrigera\u00e7\u00e3o do reator, a press\u00e3o do sistema de refrigera\u00e7\u00e3o do reator deve ser aumentada para satisfazer os requisitos de\u00a0<\/span><a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/fluid-dynamics\/centrifugal-pumps\/net-positive-suction-head\/\"><span>cabe\u00e7a de suc\u00e7\u00e3o l\u00edquida positiva<\/span><\/a><span>.\u00a0As bombas de refrigera\u00e7\u00e3o do reator s\u00e3o iniciadas sequencialmente.\u00a0A taxa de aquecimento da planta prim\u00e1ria \u00e9 limitada a cerca\u00a0<\/span><strong><span>de 30\u00b0C por hora<\/span><\/strong><span>, a fim de minimizar o estresse interno no material do\u00a0<\/span><a href=\"https:\/\/www.nuclear-power.com\/nuclear-power-plant\/nuclear-reactor\/reactor-pressure-vessel\/\"><span>vaso de press\u00e3o<\/span><\/a><span>, tubula\u00e7\u00e3o prim\u00e1ria e outros componentes.<\/span><\/p>\n<p><strong><span>Os limites de taxa de aquecimento e esfriamento<\/span><\/strong><span>\u00a0s\u00e3o baseados no impacto na futura\u00a0<\/span><strong><span>vida de fadiga<\/span><\/strong><span>\u00a0da planta.\u00a0Os limites de aquecimento e resfriamento garantem que a vida de fadiga da planta seja igual ou maior que a vida operacional da planta.\u00a0Grandes componentes, como flanges, a cabe\u00e7a do vaso do reator e at\u00e9 mesmo o pr\u00f3prio vaso do reator s\u00e3o os componentes limitantes.\u00a0Normalmente, o componente mais limitante definir\u00e1 as taxas de aquecimento e resfriamento.<\/span><\/p>\n<p><span><\/span><\/p><\/div><\/div><\/span><\/p>\n<p><span><div  class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<p><span><div class=\"su-accordion su-u-trim\"><div class=\"su-spoiler su-spoiler-style-default su-spoiler-icon-plus su-spoiler-closed\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span>Refer\u00eancias:<\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\"><\/div><\/div><\/div><\/span><\/p>\n<p><span>Ci\u00eancia de materiais:<\/span><\/p>\n<ol>\n<li><span>Departamento de Energia dos EUA, Ci\u00eancia de Materiais.\u00a0DOE Fundamentals Handbook, Volume 1 e 2. Janeiro de 1993.<\/span><\/li>\n<li><span>Departamento de Energia dos EUA, Ci\u00eancia de Materiais.\u00a0DOE Fundamentals Handbook, Volume 2 e 2. Janeiro de 1993.<\/span><\/li>\n<li><span>William D. Callister, David G. Rethwisch.\u00a0Ci\u00eancia e Engenharia de Materiais: Uma Introdu\u00e7\u00e3o 9\u00aa Edi\u00e7\u00e3o, Wiley;\u00a09 edi\u00e7\u00e3o (4 de dezembro de 2013), ISBN-13: 978-1118324578.<\/span><\/li>\n<li><span>Eberhart, Mark (2003).\u00a0Por que as coisas quebram: entendendo o mundo pela maneira como ele se desfaz.\u00a0Harmonia.\u00a0ISBN 978-1-4000-4760-4.<\/span><\/li>\n<li><span>Gaskell, David R. (1995).\u00a0Introdu\u00e7\u00e3o \u00e0 Termodin\u00e2mica dos Materiais (4\u00aa ed.).\u00a0Editora Taylor e Francis.\u00a0ISBN 978-1-56032-992-3.<\/span><\/li>\n<li><span>Gonz\u00e1lez-Vi\u00f1as, W. &amp; Mancini, HL (2004).\u00a0Uma Introdu\u00e7\u00e3o \u00e0 Ci\u00eancia dos Materiais.\u00a0Princeton University Press.\u00a0ISBN 978-0-691-07097-1.<\/span><\/li>\n<li><span>Ashby, Michael;\u00a0Hugh Shercliff;\u00a0David Cebon (2007).\u00a0Materiais: engenharia, ci\u00eancia, processamento e design (1\u00aa ed.).\u00a0Butterworth-Heinemann.\u00a0ISBN 978-0-7506-8391-3.<\/span><\/li>\n<li><span>JR Lamarsh, AJ Baratta, Introdu\u00e7\u00e3o \u00e0 Engenharia Nuclear, 3\u00aa ed., Prentice-Hall, 2001, ISBN: 0-201-82498-1.<\/span><\/li>\n<\/ol>\n<p><span><\/span><\/p><\/div><\/div><div class=\"su-divider su-divider-style-dotted\" style=\"margin:15px 0;border-width:2px;border-color:#999999\"><\/div><div class=\"su-divider su-divider-style-default\" style=\"margin:15px 0;border-width:2px;border-color:#999999\"><\/div><div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\"><\/div><\/div><div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<p><span>Veja acima:<\/span><br \/>\n<span>Materiais da Usina El\u00e9trica<a href=\"https:\/\/www.nuclear-power.com\/nuclear-power-plant\/reactor-and-power-plant-materials\/\" class=\"su-button su-button-style-flat\" style=\"color:#606060;background-color:#ffffff ;border-color:#ffffff ;border-radius:10px;-moz-border-radius:10px;-webkit-border-radius:10px\" target=\"_self\"><span style=\"color:#606060;padding:7px 20px;font-size:16px;line-height:24px;border-color:#ffffff ;border-radius:10px;-moz-border-radius:10px;-webkit-border-radius:10px;text-shadow:0px 0px 0px #000000;-moz-text-shadow:0px 0px 0px #000000;-webkit-text-shadow:0px 0px 0px #000000\"><i class=\"sui sui-link\" style=\"font-size:16px;color:#5d5d5d\"><\/i> <\/span><\/a><\/span><\/p><\/div><\/div><div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\"><\/div><\/div><\/span><\/p>\n<p><span><div class=\"su-divider su-divider-style-dotted\" style=\"margin:15px 0;border-width:2px;border-color:#999999\"><\/div><\/span><\/p>\n<p><span>Esperamos que este artigo,\u00a0<\/span><strong><span>Limites de taxa<\/span><\/strong><span>\u00a0de aquecimento e resfriamento , ajude voc\u00ea.\u00a0Se sim,\u00a0<\/span><strong><span>d\u00ea um like<\/span><\/strong><span>\u00a0na barra lateral.\u00a0O objetivo principal deste site \u00e9 ajudar o p\u00fablico a aprender algumas informa\u00e7\u00f5es interessantes e importantes sobre materiais e suas propriedades.<\/span><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Esperamos que este artigo,\u00a0Limites de taxa\u00a0de aquecimento e resfriamento , ajude voc\u00ea.\u00a0Se sim,\u00a0d\u00ea um like\u00a0na barra lateral.\u00a0O objetivo principal deste site \u00e9 ajudar o p\u00fablico a aprender algumas informa\u00e7\u00f5es interessantes e importantes sobre materiais e suas propriedades. &nbsp;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[53],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>O que s\u00e3o limites de taxa de aquecimento e resfriamento - Defini\u00e7\u00e3o | Propriedades do material<\/title>\n<meta name=\"description\" content=\"Os limites de taxa de aquecimento e esfriamento s\u00e3o baseados no impacto na futura vida de fadiga da planta. 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