{"id":690946,"date":"2024-08-11T19:58:39","date_gmt":"2024-08-11T18:58:39","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=690946"},"modified":"2024-08-11T19:58:39","modified_gmt":"2024-08-11T18:58:39","slug":"bom-xoan-oc-hieu-qua-toi-uu-tai-mot-diem-hoat-dong","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/bom-xoan-oc-hieu-qua-toi-uu-tai-mot-diem-hoat-dong\/","title":{"rendered":"B\u01a1m Xo\u1eafn \u1ed0c | Hi\u1ec7u Qu\u1ea3 T\u1ed1i \u01afu T\u1ea1i M\u1ed9t \u0110i\u1ec3m Ho\u1ea1t \u0110\u1ed9ng"},"content":{"rendered":"<p class=\"sidekick\">B\u01a1m Xo\u1eafn \u1ed0c | Hi\u1ec7u Qu\u1ea3 T\u1ed1i \u01afu T\u1ea1i M\u1ed9t \u0110i\u1ec3m Ho\u1ea1t \u0110\u1ed9ng: T\u00ecm hi\u1ec3u c\u00e1ch b\u01a1m xo\u1eafn \u1ed1c ho\u1ea1t \u0111\u1ed9ng, \u01b0u \u0111i\u1ec3m v\u00e0 \u1ee9ng d\u1ee5ng trong ng\u00e0nh k\u1ef9 thu\u1eadt nhi\u1ec7t.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/bom_xoan_oc_hieu_qua_toi_uu_tai_mot_diem_hoat_dong.png\" alt=\"B\u01a1m Xo\u1eafn \u1ed0c | Hi\u1ec7u Qu\u1ea3 T\u1ed1i \u01afu T\u1ea1i M\u1ed9t \u0110i\u1ec3m Ho\u1ea1t \u0110\u1ed9ng\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>B\u01a1m Xo\u1eafn \u1ed0c | Hi\u1ec7u Qu\u1ea3 T\u1ed1i \u01afu T\u1ea1i M\u1ed9t \u0110i\u1ec3m Ho\u1ea1t \u0110\u1ed9ng<\/h2>\n<p>B\u01a1m xo\u1eafn \u1ed1c, hay c\u00f2n g\u1ecdi l\u00e0 b\u01a1m scroll, l\u00e0 m\u1ed9t lo\u1ea1i b\u01a1m \u0111\u1eb7c bi\u1ec7t d\u00f9ng trong nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau t\u1eeb \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed \u0111\u1ebfn m\u00e1y b\u01a1m nhi\u1ec7t. V\u1edbi thi\u1ebft k\u1ebf \u0111\u1ed9c \u0111\u00e1o, b\u01a1m xo\u1eafn \u1ed1c c\u00f3 kh\u1ea3 n\u0103ng n\u00e9n v\u00e0 v\u1eadn chuy\u1ec3n ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 v\u00e0 li\u00ean t\u1ee5c.<\/p>\n<h2>Nguy\u00ean L\u00fd Ho\u1ea1t \u0110\u1ed9ng<\/h2>\n<p>B\u01a1m xo\u1eafn \u1ed1c ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean hai \u0111\u0129a xo\u1eafn \u1ed1c, m\u1ed9t \u0111\u0129a c\u1ed1 \u0111\u1ecbnh v\u00e0 m\u1ed9t \u0111\u0129a di chuy\u1ec3n. Khi \u0111\u0129a di chuy\u1ec3n quay quanh tr\u1ee5c c\u1ee7a \u0111\u0129a c\u1ed1 \u0111\u1ecbnh, ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed b\u1ecb h\u00fat v\u00e0o c\u00e1c khoang gi\u1eefa hai \u0111\u0129a v\u00e0 b\u1ecb n\u00e9n d\u1ea7n d\u1ea7n khi kh\u00f4ng gian khoang gi\u1ea3m d\u1ea7n. K\u1ebft qu\u1ea3 l\u00e0, ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed b\u1ecb \u0111\u1ea9y ra ngo\u00e0i v\u1edbi \u00e1p su\u1ea5t cao h\u01a1n.<\/p>\n<p>Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 qua ph\u01b0\u01a1ng tr\u00ecnh c\u01a1 b\u1ea3n c\u1ee7a b\u01a1m:<\/p>\n<p>N\u0103ng l\u01b0\u1ee3ng nh\u1eadp v\u00e0o (W) = C\u00f4ng su\u1ea5t b\u01a1m (P) + T\u1ed5n th\u1ea5t c\u01a1 h\u1ecdc v\u00e0 t\u1ed5n th\u1ea5t nhi\u1ec7t (Q)<\/p>\n<h2>Hi\u1ec7u Qu\u1ea3 T\u1ed1i \u01afu T\u1ea1i M\u1ed9t \u0110i\u1ec3m Ho\u1ea1t \u0110\u1ed9ng<\/h2>\n<p>Hi\u1ec7u qu\u1ea3 c\u1ee7a b\u01a1m xo\u1eafn \u1ed1c th\u01b0\u1eddng \u0111\u1ea1t \u0111\u01b0\u1ee3c gi\u00e1 tr\u1ecb t\u1ed1i \u01b0u t\u1ea1i m\u1ed9t \u0111i\u1ec3m ho\u1ea1t \u0111\u1ed9ng nh\u1ea5t \u0111\u1ecbnh. \u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u qu\u1ea3 t\u1ed1i \u01b0u n\u00e0y, c\u1ea7n ph\u1ea3i quan t\u00e2m \u0111\u1ebfn:<\/p>\n<ul>\n<li><b>\u0110i\u1ec3m ho\u1ea1t \u0111\u1ed9ng<\/b>: \u0110\u00e2y l\u00e0 \u0111i\u1ec3m m\u00e0 t\u1ea1i \u0111\u00f3 b\u01a1m ho\u1ea1t \u0111\u1ed9ng v\u1edbi hi\u1ec7u su\u1ea5t cao nh\u1ea5t. Th\u00f4ng th\u01b0\u1eddng, \u0111i\u1ec3m n\u00e0y \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1eb1ng c\u00e1c th\u00f4ng s\u1ed1 nh\u01b0 l\u01b0u l\u01b0\u1ee3ng (Q) v\u00e0 \u00e1p su\u1ea5t (P).<\/li>\n<li><b>T\u1ed1i \u0111a h\u00f3a hi\u1ec7u su\u1ea5t<\/b>: \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0m t\u0103ng tu\u1ed5i th\u1ecd b\u01a1m v\u00e0 gi\u1ea3m ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng. \u0110\u1ec3 t\u1ed1i \u0111a h\u00f3a hi\u1ec7u su\u1ea5t, c\u1ea7n c\u00e2n nh\u1eafc \u0111\u1ebfn c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 ch\u1ea5t l\u01b0\u1ee3ng l\u1eafp \u0111\u1eb7t, b\u1ea3o tr\u00ec \u0111\u1ecbnh k\u1ef3 v\u00e0 \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 quay.<\/li>\n<\/ul>\n<h2>C\u00f4ng Th\u1ee9c T\u00ednh Hi\u1ec7u Su\u1ea5t<\/h2>\n<p>Hi\u1ec7u su\u1ea5t (\u03b7) c\u1ee7a b\u01a1m xo\u1eafn \u1ed1c c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng c\u00f4ng th\u1ee9c:<\/p>\n<p>\\[<br \/>\n\\eta = \\frac{{C\u00f4ng su\u1ea5t \u0111\u1ea7u ra}}{{C\u00f4ng su\u1ea5t \u0111\u1ea7u v\u00e0o}}<br \/>\n\\]\n<p>Trong \u0111\u00f3:<\/p>\n<ol>\n<li>C\u00f4ng su\u1ea5t \u0111\u1ea7u ra l\u00e0 n\u0103ng l\u01b0\u1ee3ng c\u00f3 \u00edch m\u00e0 b\u01a1m chuy\u1ec3n \u0111\u1ed5i t\u1eeb \u0111i\u1ec7n n\u0103ng sang n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc \u0111\u1ec3 n\u00e9n ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed.<\/li>\n<li>C\u00f4ng su\u1ea5t \u0111\u1ea7u v\u00e0o l\u00e0 t\u1ed5ng l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng c\u1ea7n thi\u1ebft \u0111\u1ec3 v\u1eadn h\u00e0nh b\u01a1m.<\/li>\n<\/ol>\n<h2>\u01afu \u0110i\u1ec3m C\u1ee7a B\u01a1m Xo\u1eafn \u1ed0c<\/h2>\n<ul>\n<li><b>Hi\u1ec7u qu\u1ea3 cao h\u01a1n<\/b>: Do thi\u1ebft k\u1ebf \u0111\u01a1n gi\u1ea3n v\u00e0 \u00edt t\u1ed1n n\u0103ng l\u01b0\u1ee3ng.<\/li>\n<li><b>\u00cdt ti\u1ebfng \u1ed3n<\/b>: V\u1eadn h\u00e0nh \u00eam \u00e1i h\u01a1n so v\u1edbi nhi\u1ec1u lo\u1ea1i b\u01a1m kh\u00e1c.<\/li>\n<li><b>\u0110\u1ed9 b\u1ec1n cao<\/b>: V\u00ec kh\u00f4ng c\u00f3 c\u00e1c b\u1ed9 ph\u1eadn chuy\u1ec3n \u0111\u1ed9ng qua l\u1ea1i, b\u01a1m xo\u1eafn \u1ed1c th\u01b0\u1eddng c\u00f3 \u0111\u1ed9 b\u1ec1n v\u00e0 tu\u1ed5i th\u1ecd cao h\u01a1n.<\/li>\n<\/ul>\n<h2>K\u1ebft Lu\u1eadn<\/h2>\n<p>B\u01a1m xo\u1eafn \u1ed1c l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb hi\u1ec7u qu\u1ea3 v\u00e0 \u0111\u00e1ng tin c\u1eady trong nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau nh\u1edd v\u00e0o thi\u1ebft k\u1ebf v\u00e0 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng \u0111\u1eb7c bi\u1ec7t c\u1ee7a n\u00f3. \u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u qu\u1ea3 t\u1ed1i \u01b0u, c\u1ea7n ph\u1ea3i ch\u00fa tr\u1ecdng \u0111\u1ebfn vi\u1ec7c x\u00e1c \u0111\u1ecbnh v\u00e0 duy tr\u00ec \u0111i\u1ec3m ho\u1ea1t \u0111\u1ed9ng t\u01b0\u01a1ng \u1ee9ng. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 gi\u00fap t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t n\u0103ng l\u01b0\u1ee3ng m\u00e0 c\u00f2n t\u0103ng t\u00ednh b\u1ec1n v\u1eefng v\u00e0 gi\u1ea3m thi\u1ec3u chi ph\u00ed v\u1eadn h\u00e0nh trong d\u00e0i h\u1ea1n.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>B\u01a1m Xo\u1eafn \u1ed0c | Hi\u1ec7u Qu\u1ea3 T\u1ed1i \u01afu T\u1ea1i M\u1ed9t \u0110i\u1ec3m Ho\u1ea1t \u0110\u1ed9ng: T\u00ecm hi\u1ec3u c\u00e1ch b\u01a1m xo\u1eafn \u1ed1c ho\u1ea1t \u0111\u1ed9ng, \u01b0u \u0111i\u1ec3m v\u00e0 \u1ee9ng d\u1ee5ng 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>B\u01a1m Xo\u1eafn \u1ed0c | Hi\u1ec7u Qu\u1ea3 T\u1ed1i \u01afu T\u1ea1i M\u1ed9t \u0110i\u1ec3m Ho\u1ea1t \u0110\u1ed9ng<\/title>\n<meta name=\"description\" content=\"B\u01a1m Xo\u1eafn \u1ed0c | Hi\u1ec7u Qu\u1ea3 T\u1ed1i \u01afu T\u1ea1i M\u1ed9t \u0110i\u1ec3m Ho\u1ea1t \u0110\u1ed9ng: T\u00ecm hi\u1ec3u c\u00e1ch b\u01a1m xo\u1eafn \u1ed1c ho\u1ea1t \u0111\u1ed9ng, \u01b0u \u0111i\u1ec3m v\u00e0 \u1ee9ng d\u1ee5ng 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\/bom-xoan-oc-hieu-qua-toi-uu-tai-mot-diem-hoat-dong\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"B\u01a1m Xo\u1eafn \u1ed0c | Hi\u1ec7u Qu\u1ea3 T\u1ed1i \u01afu T\u1ea1i M\u1ed9t \u0110i\u1ec3m Ho\u1ea1t \u0110\u1ed9ng\" \/>\n<meta property=\"og:description\" content=\"B\u01a1m Xo\u1eafn \u1ed0c | Hi\u1ec7u Qu\u1ea3 T\u1ed1i \u01afu T\u1ea1i M\u1ed9t \u0110i\u1ec3m Ho\u1ea1t \u0110\u1ed9ng: T\u00ecm hi\u1ec3u c\u00e1ch b\u01a1m xo\u1eafn \u1ed1c ho\u1ea1t \u0111\u1ed9ng, \u01b0u \u0111i\u1ec3m v\u00e0 \u1ee9ng d\u1ee5ng trong ng\u00e0nh k\u1ef9 thu\u1eadt nhi\u1ec7t.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.thermal-engineering.org\/vi\/bom-xoan-oc-hieu-qua-toi-uu-tai-mot-diem-hoat-dong\/\" \/>\n<meta property=\"og:site_name\" content=\"Thermal Engineering\" \/>\n<meta property=\"article:published_time\" content=\"2024-08-11T18:58:39+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/bom_xoan_oc_hieu_qua_toi_uu_tai_mot_diem_hoat_dong.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\/bom-xoan-oc-hieu-qua-toi-uu-tai-mot-diem-hoat-dong\/#primaryimage\",\"inLanguage\":\"vi-VN\",\"url\":\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/bom_xoan_oc_hieu_qua_toi_uu_tai_mot_diem_hoat_dong.png\",\"width\":1000,\"height\":1000,\"caption\":\"B\\u01a1m Xo\\u1eafn \\u1ed0c | Hi\\u1ec7u Qu\\u1ea3 T\\u1ed1i \\u01afu T\\u1ea1i M\\u1ed9t \\u0110i\\u1ec3m Ho\\u1ea1t \\u0110\\u1ed9ng\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/bom-xoan-oc-hieu-qua-toi-uu-tai-mot-diem-hoat-dong\/#webpage\",\"url\":\"https:\/\/www.thermal-engineering.org\/vi\/bom-xoan-oc-hieu-qua-toi-uu-tai-mot-diem-hoat-dong\/\",\"name\":\"B\\u01a1m Xo\\u1eafn \\u1ed0c | Hi\\u1ec7u Qu\\u1ea3 T\\u1ed1i \\u01afu T\\u1ea1i M\\u1ed9t \\u0110i\\u1ec3m Ho\\u1ea1t \\u0110\\u1ed9ng\",\"isPartOf\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/bom-xoan-oc-hieu-qua-toi-uu-tai-mot-diem-hoat-dong\/#primaryimage\"},\"datePublished\":\"2024-08-11T18:58:39+00:00\",\"dateModified\":\"2024-08-11T18:58:39+00:00\",\"author\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\"},\"description\":\"B\\u01a1m Xo\\u1eafn \\u1ed0c | Hi\\u1ec7u Qu\\u1ea3 T\\u1ed1i \\u01afu T\\u1ea1i M\\u1ed9t \\u0110i\\u1ec3m Ho\\u1ea1t \\u0110\\u1ed9ng: T\\u00ecm hi\\u1ec3u c\\u00e1ch b\\u01a1m xo\\u1eafn \\u1ed1c ho\\u1ea1t \\u0111\\u1ed9ng, \\u01b0u \\u0111i\\u1ec3m v\\u00e0 \\u1ee9ng d\\u1ee5ng trong ng\\u00e0nh k\\u1ef9 thu\\u1eadt nhi\\u1ec7t.\",\"inLanguage\":\"vi-VN\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.thermal-engineering.org\/vi\/bom-xoan-oc-hieu-qua-toi-uu-tai-mot-diem-hoat-dong\/\"]}]},{\"@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\/690946"}],"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=690946"}],"version-history":[{"count":0,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/posts\/690946\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/media?parent=690946"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/categories?post=690946"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/tags?post=690946"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}