{"id":43,"date":"2024-08-07T22:59:12","date_gmt":"2024-08-07T22:59:12","guid":{"rendered":"https:\/\/www.ct.ufpb.br\/lhdr2\/?page_id=43"},"modified":"2025-08-10T17:38:38","modified_gmt":"2025-08-10T17:38:38","slug":"experiencia-5-forca-de-impacto-de-jatos","status":"publish","type":"page","link":"https:\/\/www.ct.ufpb.br\/lhdr\/experiencias-mecanica-dos-fluidos\/experiencia-5-forca-de-impacto-de-jatos\/","title":{"rendered":"Experi\u00eancia 5 \u2013 For\u00e7a de impacto de jatos"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">O roteiro da <strong>Experi\u00eancia 05 \u2013 For\u00e7a de Impacto de Jatos<\/strong> do Laborat\u00f3rio de Hidr\u00e1ulica da UFPB tem como objetivo principal mensurar a for\u00e7a de impacto de um jato de um fluido por meio do deslocamento sofrido por uma placa (superf\u00edcie defletora) perpendicular ao vetor de aplica\u00e7\u00e3o do fluxo.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1. Objetivo:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Determina\u00e7\u00e3o experimental de for\u00e7as de impacto de jatos d\u2019\u00e1gua em superf\u00edcies defletoras.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. Base Te\u00f3rica:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Quantidade de Movimento:<\/strong> A for\u00e7a exercida por um jato sobre uma superf\u00edcie est\u00e1 diretamente relacionada \u00e0 varia\u00e7\u00e3o da quantidade de movimento do fluido ao colidir e ser desviado. A an\u00e1lise se baseia na segunda lei de Newton aplicada a volumes de controle.<\/li>\n\n\n\n<li><strong>Princ\u00edpio da Conserva\u00e7\u00e3o de Massa<\/strong>: O escoamento do fluido obedece \u00e0 equa\u00e7\u00e3o da continuidade, garantindo que a vaz\u00e3o volum\u00e9trica seja constante entre a se\u00e7\u00e3o de sa\u00edda do bocal e a superf\u00edcie defletora, desconsiderando perdas.<\/li>\n\n\n\n<li><strong>Deflex\u00e3o e Componente de For\u00e7a<\/strong>: O \u00e2ngulo da superf\u00edcie altera a dire\u00e7\u00e3o e a intensidade da for\u00e7a resultante. A proje\u00e7\u00e3o do vetor de velocidade ap\u00f3s o impacto determina a fra\u00e7\u00e3o da for\u00e7a em cada dire\u00e7\u00e3o.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. Equipamentos:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Bocal de Convergente de Jato.<\/li>\n\n\n\n<li>Superf\u00edcie Defletora.<\/li>\n\n\n\n<li>Mola.<\/li>\n\n\n\n<li>Cilindro de A\u00e7o.<\/li>\n\n\n\n<li>Haste Milimetrada.<\/li>\n\n\n\n<li>Recipiente Volum\u00e9trico.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4. Procedimento:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>V\u00e1lvula de Reten\u00e7\u00e3o (Registro Globo):<\/strong> Abrir o registro para diferentes tipos de vaz\u00e3o do fl\u00faido.<\/li>\n\n\n\n<li><strong>Haste Milimetrada e Cilindro de A\u00e7o:<\/strong> Anotar a dist\u00e2ncia do ponto de equil\u00edbrio do cilindro de A\u00e7o na Haste Milimetrada em compara\u00e7\u00e3o ao ponto inicial.<\/li>\n\n\n\n<li><strong>Recipiente Volum\u00e9trico:<\/strong> Observar o tempo necess\u00e1rio para se encher o recipiente volum\u00e9trico com o volume de fluido fornecido na sa\u00edda do experimento.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5. Resultados Esperados:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Para cada vaz\u00e3o, determinar a for\u00e7a do jato, medida atrav\u00e9s do deslocamento do cilindro.<\/li>\n\n\n\n<li>Para cada vaz\u00e3o, determinar a for\u00e7a de jato te\u00f3rica.<\/li>\n\n\n\n<li>Calcular as velocidades do jato atrav\u00e9s de continuidade.<\/li>\n\n\n\n<li>Calcular os valores do coeficiente de placa.<\/li>\n\n\n\n<li>Tra\u00e7ar gr\u00e1fico das curvas relacionadas no roteiro.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>6. Discuss\u00e3o e Conclus\u00e3o:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Comparar os valores das for\u00e7as de jato experimental e te\u00f3rico, e discutir: as discrep\u00e2ncias, o comportamento das curvas e as poss\u00edveis fontes de erro existentes na experi\u00eancia.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/onedrive.live.com\/download?cid=D0E5A9BAEDFA1461&amp;resid=D0E5A9BAEDFA1461%21300592&amp;authkey=AP38RKr-xICvy7M&amp;em=2\" target=\"_blank\" rel=\"noreferrer noopener\">EXPERI\u00caNCIA 5 \u2013 For\u00e7as de impacto de jatos em superf\u00edcies (Download Roteiro):<\/a><\/p>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/www.ct.ufpb.br\/lhdr\/wp-content\/uploads\/sites\/107\/sites\/200\/2025\/08\/Experimento-5-Corrigido.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Incorporado de Experimento 5 - Corrigido.\"><\/object><a id=\"wp-block-file--media-88b21735-3553-48f8-ac60-0d27bf3eddd6\" href=\"https:\/\/www.ct.ufpb.br\/lhdr\/wp-content\/uploads\/sites\/107\/sites\/200\/2025\/08\/Experimento-5-Corrigido.pdf\">Experimento 5 &#8211; Corrigido<\/a><a href=\"https:\/\/www.ct.ufpb.br\/lhdr\/wp-content\/uploads\/sites\/107\/sites\/200\/2025\/08\/Experimento-5-Corrigido.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-88b21735-3553-48f8-ac60-0d27bf3eddd6\">Baixar<\/a><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/drive.google.com\/uc?export=dowload&amp;id=1ueV-409c-U7mBj4nEetlxtscv-_1t83z\">Experi\u00eancia 5- Download da Planilha<\/a><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/www.ct.ufpb.br\/lhdr2\/wp-content\/uploads\/sites\/107\/sites\/200\/2024\/08\/Image20211006at16.12.10-768x1024.jpeg\" alt=\"\" class=\"wp-image-44\" srcset=\"https:\/\/www.ct.ufpb.br\/lhdr\/wp-content\/uploads\/sites\/107\/sites\/200\/2024\/08\/Image20211006at16.12.10-768x1024.jpeg 768w, https:\/\/www.ct.ufpb.br\/lhdr\/wp-content\/uploads\/sites\/107\/sites\/200\/2024\/08\/Image20211006at16.12.10-225x300.jpeg 225w, https:\/\/www.ct.ufpb.br\/lhdr\/wp-content\/uploads\/sites\/107\/sites\/200\/2024\/08\/Image20211006at16.12.10-1152x1536.jpeg 1152w, https:\/\/www.ct.ufpb.br\/lhdr\/wp-content\/uploads\/sites\/107\/sites\/200\/2024\/08\/Image20211006at16.12.10.jpeg 1200w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>O roteiro da Experi\u00eancia 05 \u2013 For\u00e7a de Impacto de Jatos do Laborat\u00f3rio de Hidr\u00e1ulica [&hellip;]<\/p>\n","protected":false},"author":47,"featured_media":0,"parent":28,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-43","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.ct.ufpb.br\/lhdr\/wp-json\/wp\/v2\/pages\/43","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ct.ufpb.br\/lhdr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.ct.ufpb.br\/lhdr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.ct.ufpb.br\/lhdr\/wp-json\/wp\/v2\/users\/47"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ct.ufpb.br\/lhdr\/wp-json\/wp\/v2\/comments?post=43"}],"version-history":[{"count":4,"href":"https:\/\/www.ct.ufpb.br\/lhdr\/wp-json\/wp\/v2\/pages\/43\/revisions"}],"predecessor-version":[{"id":342,"href":"https:\/\/www.ct.ufpb.br\/lhdr\/wp-json\/wp\/v2\/pages\/43\/revisions\/342"}],"up":[{"embeddable":true,"href":"https:\/\/www.ct.ufpb.br\/lhdr\/wp-json\/wp\/v2\/pages\/28"}],"wp:attachment":[{"href":"https:\/\/www.ct.ufpb.br\/lhdr\/wp-json\/wp\/v2\/media?parent=43"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}