{"id":695146,"date":"2024-11-28T11:12:13","date_gmt":"2024-11-28T10:12:13","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=695146"},"modified":"2024-11-28T11:12:13","modified_gmt":"2024-11-28T10:12:13","slug":"on-dinh-thuy-dong-luc-hoc-cua-tau-thuyen","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/on-dinh-thuy-dong-luc-hoc-cua-tau-thuyen\/","title":{"rendered":"\u1ed4n \u0111\u1ecbnh th\u1ee7y \u0111\u1ed9ng l\u1ef1c h\u1ecdc c\u1ee7a t\u00e0u thuy\u1ec1n"},"content":{"rendered":"<p class=\"sidekick\">\u1ed4n \u0111\u1ecbnh th\u1ee7y \u0111\u1ed9ng l\u1ef1c h\u1ecdc c\u1ee7a t\u00e0u thuy\u1ec1n: Gi\u1ea3i th\u00edch nguy\u00ean l\u00fd v\u00e0 \u1ee9ng d\u1ee5ng th\u1ef1c ti\u1ec5n gi\u00fap t\u00e0u thuy\u1ec1n di chuy\u1ec3n an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 trong m\u1ecdi \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/on_dinh_thuy_dong_luc_hoc_cua_tau_thuyen.png\" alt=\"\u1ed4n \u0111\u1ecbnh th\u1ee7y \u0111\u1ed9ng l\u1ef1c h\u1ecdc c\u1ee7a t\u00e0u thuy\u1ec1n\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>\u1ed4n \u0111\u1ecbnh th\u1ee7y \u0111\u1ed9ng l\u1ef1c h\u1ecdc c\u1ee7a t\u00e0u thuy\u1ec1n<\/h2>\n<p>\u1ed4n \u0111\u1ecbnh th\u1ee7y \u0111\u1ed9ng l\u1ef1c h\u1ecdc c\u1ee7a t\u00e0u thuy\u1ec1n l\u00e0 m\u1ed9t trong nh\u1eefng kh\u00eda c\u1ea1nh quan tr\u1ecdng nh\u1ea5t \u0111\u1ec3 b\u1ea3o \u0111\u1ea3m \u0111\u1ed9 an to\u00e0n v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a t\u00e0u. S\u1ef1 \u1ed5n \u0111\u1ecbnh n\u00e0y li\u00ean quan \u0111\u1ebfn kh\u1ea3 n\u0103ng c\u1ee7a t\u00e0u thuy\u1ec1n gi\u1eef \u0111\u01b0\u1ee3c th\u0103ng b\u1eb1ng v\u00e0 tr\u1edf l\u1ea1i v\u1ecb tr\u00ed ban \u0111\u1ea7u sau khi b\u1ecb l\u1ec7ch do t\u00e1c \u0111\u1ed9ng c\u1ee7a s\u00f3ng, gi\u00f3 hay c\u00e1c l\u1ef1c b\u00ean ngo\u00e0i kh\u00e1c.<\/p>\n<h2>C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u1ed5n \u0111\u1ecbnh<\/h2>\n<p>C\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u1ed5n \u0111\u1ecbnh th\u1ee7y \u0111\u1ed9ng l\u1ef1c h\u1ecdc c\u1ee7a t\u00e0u thuy\u1ec1n bao g\u1ed3m:<\/p>\n<ul>\n<li>Tr\u1ecdng t\u00e2m c\u1ee7a t\u00e0u<\/li>\n<li>\u0110\u01b0\u1eddng n\u01b0\u1edbc<\/li>\n<li>B\u1ed1 tr\u00ed v\u00e0 ph\u00e2n b\u1ed5 tr\u1ecdng l\u01b0\u1ee3ng<\/li>\n<li>Thi\u1ebft k\u1ebf h\u00ecnh d\u00e1ng c\u1ee7a th\u00e2n t\u00e0u<\/li>\n<\/ul>\n<h2>Tr\u1ecdng t\u00e2m v\u00e0 metacentric height<\/h2>\n<p>Tr\u1ecdng t\u00e2m <em>(center of gravity, G)<\/em> l\u00e0 \u0111i\u1ec3m m\u00e0 to\u00e0n b\u1ed9 tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a t\u00e0u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c coi l\u00e0 t\u1eadp trung. Metacentric height <em>(GM)<\/em> l\u00e0 kho\u1ea3ng c\u00e1ch gi\u1eefa tr\u1ecdng t\u00e2m v\u00e0 \u0111i\u1ec3m metacentric <em>(M)<\/em>. C\u00f4ng th\u1ee9c c\u01a1 b\u1ea3n \u0111\u1ec3 t\u00ednh GM l\u00e0:<\/p>\n<p>\\[<br \/>\n    GM = KM &#8211; KG<br \/>\n\\]\n<p><u1><\/p>\n<li>KM: Kho\u1ea3ng c\u00e1ch t\u1eeb \u0111\u00e1y t\u00e0u \u0111\u1ebfn \u0111i\u1ec3m M<\/li>\n<li>KG: Kho\u1ea3ng c\u00e1ch t\u1eeb \u0111\u00e1y t\u00e0u \u0111\u1ebfn tr\u1ecdng t\u00e2m G<\/li>\n<p><\/u1><\/p>\n<p>Khi GM l\u1edbn, t\u00e0u s\u1ebd \u1ed5n \u0111\u1ecbnh h\u01a1n v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng tr\u1edf l\u1ea1i v\u1ecb tr\u00ed ban \u0111\u1ea7u sau khi b\u1ecb l\u1ec7ch. Khi GM nh\u1ecf, t\u00e0u s\u1ebd \u00edt \u1ed5n \u0111\u1ecbnh v\u00e0 d\u1ec5 b\u1ecb l\u1eadt.<\/p>\n<h2>T\u00e1c \u0111\u1ed9ng c\u1ee7a h\u00ecnh d\u00e1ng th\u00e2n t\u00e0u<\/h2>\n<p>H\u00ecnh d\u00e1ng c\u1ee7a th\u00e2n t\u00e0u c\u0169ng c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn \u1ed5n \u0111\u1ecbnh th\u1ee7y \u0111\u1ed9ng l\u1ef1c h\u1ecdc. M\u1ed9t th\u00e2n t\u00e0u r\u1ed9ng v\u00e0 ph\u1eb3ng s\u1ebd c\u00f3 xu h\u01b0\u1edbng \u1ed5n \u0111\u1ecbnh t\u1ed1t h\u01a1n so v\u1edbi h\u00ecnh d\u00e1ng h\u1eb9p v\u00e0 d\u00e0i.<\/p>\n<ol>\n<li>Th\u00e2n t\u00e0u r\u1ed9ng v\u00e0 ph\u1eb3ng: Cung c\u1ea5p di\u1ec7n t\u00edch ti\u1ebfp x\u00fac l\u1edbn v\u1edbi m\u1eb7t n\u01b0\u1edbc, t\u0103ng c\u01b0\u1eddng s\u1ef1 n\u1ed5i v\u00e0 \u1ed5n \u0111\u1ecbnh.<\/li>\n<li>Th\u00e2n t\u00e0u h\u1eb9p v\u00e0 d\u00e0i: Th\u01b0\u1eddng di chuy\u1ec3n nhanh h\u01a1n nh\u01b0ng k\u00e9m \u1ed5n \u0111\u1ecbnh h\u01a1n, d\u1ec5 b\u1ecb l\u1eadt trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n b\u1ea5t l\u1ee3i.<\/li>\n<\/ol>\n<h2>\u1ee8ng d\u1ee5ng th\u1ef1c t\u1ebf<\/h2>\n<p>Trong th\u1ef1c t\u1ebf, c\u00e1c k\u1ef9 s\u01b0 v\u00e0 nh\u00e0 thi\u1ebft k\u1ebf t\u00e0u thuy\u1ec1n lu\u00f4n ph\u1ea3i c\u00e2n nh\u1eafc gi\u1eefa nhi\u1ec1u y\u1ebfu t\u1ed1 \u0111\u1ec3 t\u1ea1o ra m\u1ed9t con t\u00e0u kh\u00f4ng ch\u1ec9 c\u00f3 hi\u1ec7u su\u1ea5t cao m\u00e0 c\u00f2n r\u1ea5t \u1ed5n \u0111\u1ecbnh. \u0110i\u1ec1u n\u00e0y bao g\u1ed3m ch\u1ecdn l\u1ef1a v\u1eadt li\u1ec7u, c\u1ea5u tr\u00fac th\u00e2n t\u00e0u, ph\u00e2n b\u1ed5 tr\u1ecdng l\u01b0\u1ee3ng, v\u00e0 nhi\u1ec1u y\u1ebfu t\u1ed1 kh\u00e1c.<\/p>\n<p>V\u00ed d\u1ee5, trong thi\u1ebft k\u1ebf t\u00e0u container, tr\u1ecdng t\u00e2m ph\u1ea3i \u0111\u01b0\u1ee3c gi\u1eef \u1edf m\u1ee9c th\u1ea5p nh\u1ea5t c\u00f3 th\u1ec3 \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng s\u1ef1 \u1ed5n \u0111\u1ecbnh, \u0111\u1eb7c bi\u1ec7t khi t\u00e0u ch\u1edf \u0111\u1ea7y h\u00e0ng. Ng\u01b0\u1ee3c l\u1ea1i, \u0111\u1ed1i v\u1edbi c\u00e1c du thuy\u1ec1n nh\u1ecf, s\u1ef1 tho\u1ea3i m\u00e1i v\u00e0 t\u1ed1c \u0111\u1ed9 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u01b0u ti\u00ean h\u01a1n, d\u1eabn \u0111\u1ebfn thi\u1ebft k\u1ebf kh\u00e1c bi\u1ec7t v\u1ec1 h\u00ecnh d\u00e1ng v\u00e0 ph\u00e2n b\u1ed5 tr\u1ecdng l\u01b0\u1ee3ng.<\/p>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>Hi\u1ec3u bi\u1ebft v\u1ec1 \u1ed5n \u0111\u1ecbnh th\u1ee7y \u0111\u1ed9ng l\u1ef1c h\u1ecdc l\u00e0 r\u1ea5t quan tr\u1ecdng trong thi\u1ebft k\u1ebf v\u00e0 v\u1eadn h\u00e0nh c\u00e1c lo\u1ea1i t\u00e0u thuy\u1ec1n. B\u1eb1ng c\u00e1ch ki\u1ec3m so\u00e1t v\u00e0 c\u00e2n nh\u1eafc c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 tr\u1ecdng t\u00e2m, metacentric height, v\u00e0 h\u00ecnh d\u00e1ng th\u00e2n t\u00e0u, ch\u00fang ta c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng t\u00e0u thuy\u1ec1n s\u1ebd ho\u1ea1t \u0111\u1ed9ng an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 trong m\u1ecdi ho\u00e0n c\u1ea3nh.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u1ed4n \u0111\u1ecbnh th\u1ee7y \u0111\u1ed9ng l\u1ef1c h\u1ecdc c\u1ee7a t\u00e0u thuy\u1ec1n: Gi\u1ea3i th\u00edch nguy\u00ean l\u00fd v\u00e0 \u1ee9ng d\u1ee5ng th\u1ef1c ti\u1ec5n gi\u00fap t\u00e0u thuy\u1ec1n di chuy\u1ec3n an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 trong m\u1ecdi \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft.<\/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>\u1ed4n \u0111\u1ecbnh th\u1ee7y \u0111\u1ed9ng l\u1ef1c h\u1ecdc c\u1ee7a t\u00e0u thuy\u1ec1n<\/title>\n<meta name=\"description\" content=\"\u1ed4n \u0111\u1ecbnh th\u1ee7y \u0111\u1ed9ng l\u1ef1c h\u1ecdc c\u1ee7a t\u00e0u thuy\u1ec1n: Gi\u1ea3i th\u00edch nguy\u00ean l\u00fd v\u00e0 \u1ee9ng d\u1ee5ng th\u1ef1c ti\u1ec5n gi\u00fap t\u00e0u thuy\u1ec1n di chuy\u1ec3n an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 trong m\u1ecdi \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft.\" \/>\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\/on-dinh-thuy-dong-luc-hoc-cua-tau-thuyen\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u1ed4n \u0111\u1ecbnh th\u1ee7y \u0111\u1ed9ng l\u1ef1c h\u1ecdc c\u1ee7a t\u00e0u thuy\u1ec1n\" \/>\n<meta property=\"og:description\" content=\"\u1ed4n \u0111\u1ecbnh th\u1ee7y \u0111\u1ed9ng l\u1ef1c h\u1ecdc c\u1ee7a t\u00e0u thuy\u1ec1n: Gi\u1ea3i th\u00edch nguy\u00ean l\u00fd v\u00e0 \u1ee9ng d\u1ee5ng th\u1ef1c ti\u1ec5n gi\u00fap t\u00e0u thuy\u1ec1n di chuy\u1ec3n an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 trong m\u1ecdi \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.thermal-engineering.org\/vi\/on-dinh-thuy-dong-luc-hoc-cua-tau-thuyen\/\" \/>\n<meta property=\"og:site_name\" content=\"Thermal Engineering\" \/>\n<meta property=\"article:published_time\" content=\"2024-11-28T10:12:13+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/on_dinh_thuy_dong_luc_hoc_cua_tau_thuyen.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\/on-dinh-thuy-dong-luc-hoc-cua-tau-thuyen\/#primaryimage\",\"inLanguage\":\"vi-VN\",\"url\":\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/on_dinh_thuy_dong_luc_hoc_cua_tau_thuyen.png\",\"width\":1000,\"height\":1000,\"caption\":\"\\u1ed4n \\u0111\\u1ecbnh th\\u1ee7y \\u0111\\u1ed9ng l\\u1ef1c h\\u1ecdc c\\u1ee7a t\\u00e0u thuy\\u1ec1n\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/on-dinh-thuy-dong-luc-hoc-cua-tau-thuyen\/#webpage\",\"url\":\"https:\/\/www.thermal-engineering.org\/vi\/on-dinh-thuy-dong-luc-hoc-cua-tau-thuyen\/\",\"name\":\"\\u1ed4n \\u0111\\u1ecbnh th\\u1ee7y \\u0111\\u1ed9ng l\\u1ef1c h\\u1ecdc c\\u1ee7a t\\u00e0u thuy\\u1ec1n\",\"isPartOf\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/on-dinh-thuy-dong-luc-hoc-cua-tau-thuyen\/#primaryimage\"},\"datePublished\":\"2024-11-28T10:12:13+00:00\",\"dateModified\":\"2024-11-28T10:12:13+00:00\",\"author\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\"},\"description\":\"\\u1ed4n \\u0111\\u1ecbnh th\\u1ee7y \\u0111\\u1ed9ng l\\u1ef1c h\\u1ecdc c\\u1ee7a t\\u00e0u thuy\\u1ec1n: Gi\\u1ea3i th\\u00edch nguy\\u00ean l\\u00fd v\\u00e0 \\u1ee9ng d\\u1ee5ng th\\u1ef1c ti\\u1ec5n gi\\u00fap t\\u00e0u thuy\\u1ec1n di chuy\\u1ec3n an to\\u00e0n v\\u00e0 hi\\u1ec7u qu\\u1ea3 trong m\\u1ecdi \\u0111i\\u1ec1u ki\\u1ec7n th\\u1eddi ti\\u1ebft.\",\"inLanguage\":\"vi-VN\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.thermal-engineering.org\/vi\/on-dinh-thuy-dong-luc-hoc-cua-tau-thuyen\/\"]}]},{\"@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\/695146"}],"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=695146"}],"version-history":[{"count":0,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/posts\/695146\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/media?parent=695146"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/categories?post=695146"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/tags?post=695146"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}