{"id":709458,"date":"2024-09-26T02:56:17","date_gmt":"2024-09-26T01:56:17","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=709458"},"modified":"2024-09-26T02:56:17","modified_gmt":"2024-09-26T01:56:17","slug":"khai-niem-co-ban-ve-hieu-ung-coanda-trong-chat-long","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/khai-niem-co-ban-ve-hieu-ung-coanda-trong-chat-long\/","title":{"rendered":"Kh\u00e1i Ni\u1ec7m C\u01a1 B\u1ea3n v\u1ec1 Hi\u1ec7u \u1ee8ng Coanda trong Ch\u1ea5t L\u1ecfng"},"content":{"rendered":"<p class=\"sidekick\">Hi\u1ec7u \u1ee8ng Coanda trong ch\u1ea5t l\u1ecfng: T\u00ecm hi\u1ec3u nguy\u00ean l\u00fd c\u01a1 b\u1ea3n, \u1ee9ng d\u1ee5ng trong th\u1ef1c t\u1ebf v\u00e0 t\u1ea7m quan tr\u1ecdng trong ng\u00e0nh k\u1ef9 thu\u1eadt nhi\u1ec7t.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/khai_niem_co_ban_ve_hieu_ung_coanda_trong_chat_long.png\" alt=\"Kh\u00e1i Ni\u1ec7m C\u01a1 B\u1ea3n v\u1ec1 Hi\u1ec7u \u1ee8ng Coanda trong Ch\u1ea5t L\u1ecfng\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>Kh\u00e1i Ni\u1ec7m C\u01a1 B\u1ea3n v\u1ec1 Hi\u1ec7u \u1ee8ng Coanda trong Ch\u1ea5t L\u1ecfng<\/h2>\n<p>Hi\u1ec7u \u1ee9ng Coanda l\u00e0 m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng trong ch\u1ea5t l\u1ecfng, m\u00e0 m\u1ed9t d\u00f2ng ch\u1ea5t l\u1ecfng c\u00f3 xu h\u01b0\u1edbng b\u00e1m s\u00e1t v\u00e0 ch\u1ea3y d\u1ecdc theo b\u1ec1 m\u1eb7t cong khi n\u00f3 di chuy\u1ec3n. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y \u0111\u01b0\u1ee3c \u0111\u1eb7t t\u00ean theo nh\u00e0 khoa h\u1ecdc ng\u01b0\u1eddi Romania, Henri Coanda, ng\u01b0\u1eddi \u0111\u00e3 ph\u00e1t hi\u1ec7n ra hi\u1ec7u \u1ee9ng n\u00e0y v\u00e0o \u0111\u1ea7u th\u1ebf k\u1ef7 20.<\/p>\n<h2>L\u00fd Thuy\u1ebft v\u1ec1 Hi\u1ec7u \u1ee8ng Coanda<\/h2>\n<p>Trong th\u1ef1c t\u1ebf, khi m\u1ed9t d\u00f2ng ch\u1ea5t l\u1ecfng (nh\u01b0 n\u01b0\u1edbc ho\u1eb7c kh\u00ed) ch\u1ea3y g\u1ea7n m\u1ed9t b\u1ec1 m\u1eb7t, n\u00f3 s\u1ebd b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi l\u1ef1c k\u00e9o t\u1eeb b\u1ec1 m\u1eb7t n\u00e0y. \u0110i\u1ec1u n\u00e0y g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea5t l\u1ecfng b\u00e1m s\u00e1t v\u00e0o b\u1ec1 m\u1eb7t v\u00e0 ch\u1ea3y theo b\u1ec1 m\u1eb7t \u0111\u00f3 thay v\u00ec t\u00e1ch ra. L\u1ef1c k\u00e9o n\u00e0y \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1edfi s\u1ef1 ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t gi\u1eefa d\u00f2ng ch\u1ea5t l\u1ecfng v\u00e0 b\u1ec1 m\u1eb7t, c\u0169ng nh\u01b0 l\u1ef1c ma s\u00e1t tr\u00ean b\u1ec1 m\u1eb7t \u0111\u00f3.<\/p>\n<ul>\n<li>B\u1ec1 m\u1eb7t cong s\u1ebd t\u1ea1o ra m\u1ed9t v\u00f9ng \u00e1p su\u1ea5t th\u1ea5p, k\u00e9o d\u00f2ng ch\u1ea5t l\u1ecfng theo b\u1ec1 m\u1eb7t.<\/li>\n<li>Khi ch\u1ea5t l\u1ecfng di chuy\u1ec3n qua m\u1ed9t b\u1ec1 m\u1eb7t u\u1ed1n cong, \u0111\u1ed9ng n\u0103ng c\u1ee7a n\u00f3 thay \u0111\u1ed5i h\u01b0\u1edbng \u0111\u1ec3 tu\u00e2n theo b\u1ec1 m\u1eb7t.<\/li>\n<\/ul>\n<p>C\u00f4ng th\u1ee9c c\u01a1 b\u1ea3n \u0111\u1ec3 m\u00f4 t\u1ea3 s\u1ef1 bi\u1ebfn \u0111\u1ed5i \u00e1p su\u1ea5t trong d\u00f2ng ch\u1ea5t l\u1ecfng khi c\u00f3 s\u1ef1 thay \u0111\u1ed5i \u0111\u01b0\u1eddng \u0111i c\u1ee7a d\u00f2ng ch\u1ea3y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n nh\u01b0 sau:<\/p>\n<p>\\[ \\frac{dP}{dx} = \\rho \\left( \\frac{dv}{dt} \\right) \\]\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li>\\( P \\): \u00c1p su\u1ea5t trong d\u00f2ng ch\u1ea5t l\u1ecfng<\/li>\n<li>\\( x \\): Chi\u1ec1u d\u00e0i \u0111o d\u1ecdc theo b\u1ec1 m\u1eb7t<\/li>\n<li>\\( \\rho \\): M\u1eadt \u0111\u1ed9 ch\u1ea5t l\u1ecfng<\/li>\n<li>\\( v \\): V\u1eadn t\u1ed1c d\u00f2ng ch\u1ea5t l\u1ecfng<\/li>\n<\/ul>\n<h2>\u1ee8ng D\u1ee5ng c\u1ee7a Hi\u1ec7u \u1ee8ng Coanda<\/h2>\n<p>Hi\u1ec7u \u1ee9ng Coanda c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng trong th\u1ef1c t\u1ebf, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p v\u00e0 k\u1ef9 thu\u1eadt. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn c\u1ee7a hi\u1ec7u \u1ee9ng n\u00e0y:<\/p>\n<ol>\n<li><strong>H\u00e0ng kh\u00f4ng:<\/strong> Hi\u1ec7u \u1ee9ng Coanda \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong thi\u1ebft k\u1ebf c\u00e1nh m\u00e1y bay \u0111\u1ec3 ki\u1ec3m so\u00e1t v\u00e0 t\u0103ng c\u01b0\u1eddng l\u1ef1c n\u00e2ng. N\u00f3 gi\u00fap m\u00e1y bay c\u00f3 th\u1ec3 duy tr\u00ec \u0111\u01b0\u1ee3c \u0111\u1ed9 cao v\u00e0 th\u0103ng b\u1eb1ng trong kh\u00f4ng kh\u00ed.<\/li>\n<li><strong>Thi\u1ebft b\u1ecb y t\u1ebf:<\/strong> M\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb y t\u1ebf s\u1eed d\u1ee5ng hi\u1ec7u \u1ee9ng Coanda \u0111\u1ec3 ki\u1ec3m so\u00e1t ho\u1eb7c \u0111i\u1ec1u ch\u1ec9nh lu\u1ed3ng kh\u00f4ng kh\u00ed ho\u1eb7c ch\u1ea5t l\u1ecfng trong c\u00e1c qu\u00e1 tr\u00ecnh \u0111i\u1ec1u tr\u1ecb.<\/li>\n<li><strong>C\u00f4ng nghi\u1ec7p:<\/strong> Hi\u1ec7u \u1ee9ng n\u00e0y c\u0169ng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong c\u00e1c quy tr\u00ecnh s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p, nh\u01b0 trong vi\u1ec7c thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng phun s\u01a1n ho\u1eb7c t\u01b0\u1edbi ti\u00eau.<\/li>\n<\/ol>\n<h2>K\u1ebft Lu\u1eadn<\/h2>\n<p>Hi\u1ec7u \u1ee9ng Coanda l\u00e0 m\u1ed9t nguy\u00ean l\u00fd quan tr\u1ecdng trong l\u0129nh v\u1ef1c \u0111\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng v\u00e0 c\u00f3 \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p. Hi\u1ec3u r\u00f5 hi\u1ec7u \u1ee9ng n\u00e0y kh\u00f4ng ch\u1ec9 gi\u00fap ch\u00fang ta khai th\u00e1c t\u1ed1i \u0111a c\u00e1c \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt, m\u00e0 c\u00f2n m\u1edf r\u1ed9ng ki\u1ebfn th\u1ee9c v\u1ec1 c\u00e1ch c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng v\u1eadt l\u00fd \u0111\u01a1n gi\u1ea3n c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng l\u1edbn \u0111\u1ebfn th\u1ebf gi\u1edbi xung quanh ch\u00fang ta.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hi\u1ec7u \u1ee8ng Coanda trong ch\u1ea5t l\u1ecfng: T\u00ecm hi\u1ec3u nguy\u00ean l\u00fd c\u01a1 b\u1ea3n, \u1ee9ng d\u1ee5ng trong th\u1ef1c t\u1ebf v\u00e0 t\u1ea7m quan tr\u1ecdng trong ng\u00e0nh k\u1ef9 thu\u1eadt nhi\u1ec7t.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[132],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Kh\u00e1i Ni\u1ec7m C\u01a1 B\u1ea3n v\u1ec1 Hi\u1ec7u \u1ee8ng Coanda trong Ch\u1ea5t L\u1ecfng<\/title>\n<meta name=\"description\" content=\"Hi\u1ec7u \u1ee8ng Coanda trong ch\u1ea5t l\u1ecfng: T\u00ecm hi\u1ec3u nguy\u00ean l\u00fd c\u01a1 b\u1ea3n, \u1ee9ng d\u1ee5ng trong th\u1ef1c t\u1ebf v\u00e0 t\u1ea7m quan tr\u1ecdng trong ng\u00e0nh k\u1ef9 thu\u1eadt nhi\u1ec7t.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.thermal-engineering.org\/vi\/khai-niem-co-ban-ve-hieu-ung-coanda-trong-chat-long\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Kh\u00e1i Ni\u1ec7m C\u01a1 B\u1ea3n v\u1ec1 Hi\u1ec7u \u1ee8ng Coanda trong Ch\u1ea5t L\u1ecfng\" \/>\n<meta property=\"og:description\" content=\"Hi\u1ec7u \u1ee8ng Coanda trong ch\u1ea5t l\u1ecfng: T\u00ecm hi\u1ec3u nguy\u00ean l\u00fd c\u01a1 b\u1ea3n, \u1ee9ng d\u1ee5ng trong th\u1ef1c t\u1ebf v\u00e0 t\u1ea7m quan tr\u1ecdng trong ng\u00e0nh k\u1ef9 thu\u1eadt nhi\u1ec7t.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.thermal-engineering.org\/vi\/khai-niem-co-ban-ve-hieu-ung-coanda-trong-chat-long\/\" \/>\n<meta property=\"og:site_name\" content=\"Thermal Engineering\" \/>\n<meta property=\"article:published_time\" content=\"2024-09-26T01:56:17+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/khai_niem_co_ban_ve_hieu_ung_coanda_trong_chat_long.png\" \/>\n<meta name=\"twitter:card\" content=\"summary\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\">\n\t<meta name=\"twitter:data1\" content=\"Nick Connor\">\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\">\n\t<meta name=\"twitter:data2\" content=\"3 minutes\">\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#website\",\"url\":\"https:\/\/www.thermal-engineering.org\/fr\/\",\"name\":\"Thermal Engineering\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":\"https:\/\/www.thermal-engineering.org\/fr\/?s={search_term_string}\",\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"vi-VN\"},{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/khai-niem-co-ban-ve-hieu-ung-coanda-trong-chat-long\/#primaryimage\",\"inLanguage\":\"vi-VN\",\"url\":\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/khai_niem_co_ban_ve_hieu_ung_coanda_trong_chat_long.png\",\"width\":1000,\"height\":1000,\"caption\":\"Kh\\u00e1i Ni\\u1ec7m C\\u01a1 B\\u1ea3n v\\u1ec1 Hi\\u1ec7u \\u1ee8ng Coanda trong Ch\\u1ea5t L\\u1ecfng\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/khai-niem-co-ban-ve-hieu-ung-coanda-trong-chat-long\/#webpage\",\"url\":\"https:\/\/www.thermal-engineering.org\/vi\/khai-niem-co-ban-ve-hieu-ung-coanda-trong-chat-long\/\",\"name\":\"Kh\\u00e1i Ni\\u1ec7m C\\u01a1 B\\u1ea3n v\\u1ec1 Hi\\u1ec7u \\u1ee8ng Coanda trong Ch\\u1ea5t L\\u1ecfng\",\"isPartOf\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/khai-niem-co-ban-ve-hieu-ung-coanda-trong-chat-long\/#primaryimage\"},\"datePublished\":\"2024-09-26T01:56:17+00:00\",\"dateModified\":\"2024-09-26T01:56:17+00:00\",\"author\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\"},\"description\":\"Hi\\u1ec7u \\u1ee8ng Coanda trong ch\\u1ea5t l\\u1ecfng: T\\u00ecm hi\\u1ec3u nguy\\u00ean l\\u00fd c\\u01a1 b\\u1ea3n, \\u1ee9ng d\\u1ee5ng trong th\\u1ef1c t\\u1ebf v\\u00e0 t\\u1ea7m quan tr\\u1ecdng trong ng\\u00e0nh k\\u1ef9 thu\\u1eadt nhi\\u1ec7t.\",\"inLanguage\":\"vi-VN\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.thermal-engineering.org\/vi\/khai-niem-co-ban-ve-hieu-ung-coanda-trong-chat-long\/\"]}]},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\",\"name\":\"Nick Connor\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#personlogo\",\"inLanguage\":\"vi-VN\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/84c0dec310b44b65da29dc9df6925239?s=96&d=mm&r=g\",\"caption\":\"Nick Connor\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","_links":{"self":[{"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/posts\/709458"}],"collection":[{"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/comments?post=709458"}],"version-history":[{"count":0,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/posts\/709458\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/media?parent=709458"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/categories?post=709458"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/tags?post=709458"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}