{"id":497,"date":"2022-11-16T10:00:00","date_gmt":"2022-11-16T10:00:00","guid":{"rendered":"https:\/\/demo.dillerbottle.com\/info\/how-vacuum-flask-prevents-heat-loss.html"},"modified":"2022-11-16T10:00:00","modified_gmt":"2022-11-16T10:00:00","slug":"binh-chan-khong-ngan-ngua-mat-nhiet-nhu-the-nao","status":"publish","type":"post","link":"https:\/\/www.dillerbottle.com\/vn\/info\/how-vacuum-flask-prevents-heat-loss.html","title":{"rendered":"B\u00ecnh ch\u00e2n kh\u00f4ng ng\u0103n ng\u1eeba m\u1ea5t nhi\u1ec7t nh\u01b0 th\u1ebf n\u00e0o?"},"content":{"rendered":"<p><strong><span style=\"font-family: arial, helvetica, sans-serif\">B\u00ecnh ch\u00e2n kh\u00f4ng ng\u0103n ng\u1eeba m\u1ea5t nhi\u1ec7t nh\u01b0 th\u1ebf n\u00e0o<\/span><\/strong><\/p>\n<p><strong><span style=\"font-family: arial, helvetica, sans-serif\">Khoa h\u1ecdc \u0111\u1eb1ng sau c\u00e1ch b\u00ecnh ch\u00e2n kh\u00f4ng ng\u0103n ng\u1eeba m\u1ea5t nhi\u1ec7t<br \/><\/span><\/strong><span style=\"font-family: arial, helvetica, sans-serif\">B\u00ecnh ch\u00e2n kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e1t minh v\u00e0o n\u0103m 1892 b\u1edfi Sir James Dewar. \u0110\u00e2y l\u00e0 b\u00ecnh c\u00f3 hai l\u1edbp th\u00e0nh v\u1edbi ch\u00e2n kh\u00f4ng gi\u1eefa c\u00e1c l\u1edbp th\u00e0nh. \u0110i\u1ec1u n\u00e0y ng\u0103n c\u1ea3n s\u1ef1 truy\u1ec1n nhi\u1ec7t t\u1eeb b\u00ean trong b\u00ecnh ra b\u00ean ngo\u00e0i. B\u00ecnh ch\u00e2n kh\u00f4ng \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng hai l\u1edbp th\u00e0nh th\u1ee7y tinh ho\u1eb7c kim lo\u1ea1i c\u00f3 ch\u00e2n kh\u00f4ng \u1edf gi\u1eefa. Ch\u00e2n kh\u00f4ng \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1eb1ng c\u00e1ch \u0111un s\u00f4i n\u01b0\u1edbc trong m\u1ed9t b\u00ecnh ch\u1ee9a nh\u1ecf r\u1ed3i g\u1eafn b\u00ecnh ch\u1ee9a v\u00e0o b\u00ecnh. N\u01b0\u1edbc s\u00f4i t\u1ea1o ra ch\u00e2n kh\u00f4ng trong b\u00ecnh ch\u1ee9a, h\u00fat kh\u00f4ng kh\u00ed ra kh\u1ecfi b\u00ecnh. \u0110i\u1ec1u n\u00e0y \u0111\u1ec3 l\u1ea1i ch\u00e2n kh\u00f4ng gi\u1eefa c\u00e1c l\u1edbp th\u00e0nh b\u00ecnh, ng\u0103n c\u1ea3n s\u1ef1 truy\u1ec1n nhi\u1ec7t t\u1eeb b\u00ean trong b\u00ecnh ra b\u00ean ngo\u00e0i.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif\"><img decoding=\"async\" src=\"\/wp-content\/uploads\/2024\/09\/20221116100427983886d483fe40e69be6426779215e9c.jpg\"><\/span><\/p>\n<p><strong><span style=\"font-family: arial, helvetica, sans-serif\">L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng b\u00ecnh ch\u00e2n kh\u00f4ng<br \/><\/span><\/strong><span style=\"font-family: arial, helvetica, sans-serif\">B\u00ecnh ch\u00e2n kh\u00f4ng l\u00e0 m\u1ed9t v\u1eadt ch\u1ee9a \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 gi\u1eef \u0111\u1ed3 u\u1ed1ng n\u00f3ng ho\u1eb7c th\u1ee9c \u0103n \u1ea5m v\u00e0 \u0111\u1ed3 u\u1ed1ng l\u1ea1nh ho\u1eb7c th\u1ee9c \u0103n l\u1ea1nh. Ch\u00fang c\u00f3 \u0111\u1ee7 m\u1ecdi h\u00ecnh d\u1ea1ng v\u00e0 k\u00edch c\u1ee1 v\u00e0 c\u00f3 nhi\u1ec1u th\u01b0\u01a1ng hi\u1ec7u kh\u00e1c nhau \u0111\u1ec3 l\u1ef1a ch\u1ecdn. C\u00f3 m\u1ed9t s\u1ed1 l\u1ee3i \u00edch ch\u00ednh khi s\u1eed d\u1ee5ng b\u00ecnh ch\u00e2n kh\u00f4ng.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif\">L\u1ee3i \u00edch \u0111\u1ea7u ti\u00ean l\u00e0 n\u00f3 gi\u1eef cho \u0111\u1ed3 u\u1ed1ng ho\u1eb7c th\u1ef1c ph\u1ea9m c\u1ee7a b\u1ea1n l\u1ea1nh trong th\u1eddi gian d\u00e0i h\u01a1n. \u0110i\u1ec1u n\u00e0y l\u00e0 do b\u00ecnh ch\u00e2n kh\u00f4ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 gi\u1eef kh\u00f4ng kh\u00ed ra kh\u1ecfi b\u00ecnh. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 nhi\u1ec7t \u0111\u1ed9 l\u1ea1nh \u00edt c\u00f3 c\u01a1 h\u1ed9i tho\u00e1t ra ngo\u00e0i.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif\">L\u1ee3i \u00edch th\u1ee9 hai l\u00e0 n\u00f3 gi\u1eef cho \u0111\u1ed3 u\u1ed1ng ho\u1eb7c th\u1ee9c \u0103n c\u1ee7a b\u1ea1n \u1ea5m trong th\u1eddi gian d\u00e0i h\u01a1n. \u0110i\u1ec1u n\u00e0y l\u00e0 do b\u00ecnh ch\u00e2n kh\u00f4ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 gi\u1eef kh\u00f4ng kh\u00ed ra kh\u1ecfi b\u00ecnh. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 nhi\u1ec7t \u00edt c\u00f3 c\u01a1 h\u1ed9i tho\u00e1t ra ngo\u00e0i.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif\">L\u1ee3i \u00edch th\u1ee9 ba l\u00e0 \u0111\u00e2y l\u00e0 c\u00e1ch tuy\u1ec7t v\u1eddi \u0111\u1ec3 mang theo \u0111\u1ed3 u\u1ed1ng ho\u1eb7c th\u1ee9c \u0103n khi di chuy\u1ec3n. L\u00fd do l\u00e0 v\u00ec ch\u00fang \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf nh\u1eb9 v\u00e0 d\u1ec5 mang theo.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif\">V\u00ec v\u1eady, n\u1ebfu b\u1ea1n \u0111ang t\u00ecm c\u00e1ch gi\u1eef \u0111\u1ed3 u\u1ed1ng ho\u1eb7c th\u1ee9c \u0103n l\u1ea1nh ho\u1eb7c \u1ea5m trong th\u1eddi gian d\u00e0i h\u01a1n th\u00ec b\u00ecnh ch\u00e2n kh\u00f4ng l\u00e0 l\u1ef1a ch\u1ecdn ho\u00e0n h\u1ea3o d\u00e0nh cho b\u1ea1n.<\/span><\/p>\n<p><strong><span style=\"font-family: arial, helvetica, sans-serif\">C\u00e1ch ch\u1ecdn b\u00ecnh ch\u00e2n kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a b\u1ea1n<br \/><\/span><\/strong><span style=\"font-family: arial, helvetica, sans-serif\">Khi n\u00f3i \u0111\u1ebfn b\u00ecnh ch\u00e2n kh\u00f4ng, c\u00f3 r\u1ea5t nhi\u1ec1u y\u1ebfu t\u1ed1 c\u1ea7n c\u00e2n nh\u1eafc \u0111\u1ec3 t\u00ecm \u0111\u01b0\u1ee3c lo\u1ea1i ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a b\u1ea1n. C\u00e2n nh\u1eafc quan tr\u1ecdng nh\u1ea5t l\u00e0 lo\u1ea1i \u0111\u1ed3 u\u1ed1ng b\u1ea1n s\u1ebd \u0111\u1ef1ng trong b\u00ecnh. N\u1ebfu b\u1ea1n s\u1ebd s\u1eed d\u1ee5ng b\u00ecnh \u0111\u1ec3 \u0111\u1ef1ng \u0111\u1ed3 u\u1ed1ng n\u00f3ng, b\u1ea1n s\u1ebd c\u1ea7n m\u1ed9t b\u00ecnh c\u00f3 c\u1ea5u tr\u00fac hai l\u1edbp \u0111\u1ec3 gi\u1eef nhi\u1ec7t. N\u1ebfu b\u1ea1n s\u1ebd s\u1eed d\u1ee5ng b\u00ecnh \u0111\u1ec3 \u0111\u1ef1ng \u0111\u1ed3 u\u1ed1ng l\u1ea1nh, b\u1ea1n s\u1ebd c\u1ea7n m\u1ed9t b\u00ecnh c\u00f3 l\u1edbp c\u00e1ch nhi\u1ec7t ch\u00e2n kh\u00f4ng \u0111\u1ec3 gi\u1eef l\u1ea1nh \u0111\u1ed3 u\u1ed1ng.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif\">C\u00e1c y\u1ebfu t\u1ed1 kh\u00e1c c\u1ea7n xem x\u00e9t bao g\u1ed3m k\u00edch th\u01b0\u1edbc b\u00ecnh, lo\u1ea1i n\u1eafp v\u00e0 lo\u1ea1i v\u1eadt li\u1ec7u. N\u1ebfu b\u1ea1n s\u1ebd s\u1eed d\u1ee5ng b\u00ecnh \u0111\u1ec3 \u0111i du l\u1ecbch, h\u00e3y \u0111\u1ea3m b\u1ea3o ch\u1ecdn lo\u1ea1i b\u00ecnh nh\u1eb9 v\u00e0 nh\u1ecf g\u1ecdn. N\u1ebfu b\u1ea1n s\u1ebd s\u1eed d\u1ee5ng \u1edf nh\u00e0, b\u1ea1n c\u00f3 th\u1ec3 mu\u1ed1n ch\u1ecdn b\u00ecnh c\u00f3 thi\u1ebft k\u1ebf trang tr\u00ed nhi\u1ec1u h\u01a1n.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif\">B\u1ea5t k\u1ec3 nhu c\u1ea7u c\u1ee7a b\u1ea1n l\u00e0 g\u00ec, ch\u1eafc ch\u1eafn s\u1ebd c\u00f3 m\u1ed9t b\u00ecnh ch\u00e2n kh\u00f4ng ho\u00e0n h\u1ea3o d\u00e0nh cho b\u1ea1n. Ch\u1ec9 c\u1ea7n d\u00e0nh th\u1eddi gian \u0111\u1ec3 nghi\u00ean c\u1ee9u v\u00e0 t\u00ecm ra b\u00ecnh ph\u00f9 h\u1ee3p v\u1edbi b\u1ea1n.<\/span><\/p>\n<p><strong><span style=\"font-family: arial, helvetica, sans-serif\">Nh\u1eefng c\u00e1ch t\u1ed1t nh\u1ea5t \u0111\u1ec3 s\u1eed d\u1ee5ng b\u00ecnh ch\u00e2n kh\u00f4ng<br \/><\/span><\/strong><span style=\"font-family: arial, helvetica, sans-serif\">C\u00f3 nhi\u1ec1u c\u00e1ch \u0111\u1ec3 s\u1eed d\u1ee5ng b\u00ecnh ch\u00e2n kh\u00f4ng, nh\u01b0ng m\u1ed9t s\u1ed1 c\u00e1ch t\u1ed1t h\u01a1n nh\u1eefng c\u00e1ch kh\u00e1c. M\u1ed9t trong nh\u1eefng c\u00e1ch t\u1ed1t nh\u1ea5t \u0111\u1ec3 s\u1eed d\u1ee5ng b\u00ecnh ch\u00e2n kh\u00f4ng l\u00e0 cho th\u1ee9c \u0103n n\u00f3ng v\u00e0o b\u00ecnh v\u00e0 gi\u1eef \u1ea5m. \u0110\u00e2y l\u00e0 m\u1ed9t c\u00e1ch tuy\u1ec7t v\u1eddi \u0111\u1ec3 c\u00f3 m\u1ed9t b\u1eefa \u0103n \u1ea5m \u00e1p v\u00e0o m\u1ed9t ng\u00e0y l\u1ea1nh. M\u1ed9t c\u00e1ch tuy\u1ec7t v\u1eddi kh\u00e1c \u0111\u1ec3 s\u1eed d\u1ee5ng b\u00ecnh ch\u00e2n kh\u00f4ng l\u00e0 cho th\u1ee9c \u0103n l\u1ea1nh v\u00e0o b\u00ecnh v\u00e0 gi\u1eef l\u1ea1nh. \u0110\u00e2y l\u00e0 m\u1ed9t c\u00e1ch tuy\u1ec7t v\u1eddi \u0111\u1ec3 c\u00f3 m\u1ed9t th\u1ee9c u\u1ed1ng l\u1ea1nh ho\u1eb7c \u0111\u1ed3 \u0103n nh\u1eb9 v\u00e0o m\u1ed9t ng\u00e0y n\u00f3ng. Cu\u1ed1i c\u00f9ng, b\u00ecnh ch\u00e2n kh\u00f4ng l\u00e0 m\u1ed9t c\u00e1ch tuy\u1ec7t v\u1eddi \u0111\u1ec3 gi\u1eef cho th\u1ee9c \u0103n v\u00e0 \u0111\u1ed3 u\u1ed1ng c\u1ee7a b\u1ea1n \u1ea5m ho\u1eb7c l\u1ea1nh khi di chuy\u1ec3n.<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>How a Vacuum Flask Prevents Heat Loss The science behind how a vacuum flask prevents heat lossThe vacuum flask was invented in 1892 by Sir James Dewar. It is a double-walled flask with a vacuum between the walls. This prevents the transfer of heat from the inside of the flask to the outside. The vacuum [&hellip;]<\/p>\n","protected":false},"author":0,"featured_media":496,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[3],"tags":[],"class_list":["post-497","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-info"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.5 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>How Vacuum Flask Prevents Heat Loss? - Diller Water Bottle Manufacturer<\/title>\n<meta name=\"description\" content=\"How Vacuum Flask Prevents Heat Loss?\" \/>\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.dillerbottle.com\/vn\/thong-tin\/binh-chan-khong-ngan-ngua-mat-nhiet-nhu-the-nao-html\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How Vacuum Flask Prevents Heat Loss?\" \/>\n<meta property=\"og:description\" content=\"How Vacuum Flask Prevents Heat Loss?\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.dillerbottle.com\/vn\/thong-tin\/binh-chan-khong-ngan-ngua-mat-nhiet-nhu-the-nao-html\" \/>\n<meta property=\"og:site_name\" content=\"Diller Water Bottle Manufacturer\" \/>\n<meta property=\"article:published_time\" content=\"2022-11-16T10:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.dillerbottle.com\/wp-content\/uploads\/2024\/09\/20221116100427983886d483fe40e69be6426779215e9c.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"750\" \/>\n\t<meta property=\"og:image:height\" content=\"707\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.dillerbottle.com\\\/info\\\/how-vacuum-flask-prevents-heat-loss.html#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.dillerbottle.com\\\/info\\\/how-vacuum-flask-prevents-heat-loss.html\"},\"author\":{\"name\":\"\",\"@id\":\"\"},\"headline\":\"How Vacuum Flask Prevents Heat Loss?\",\"datePublished\":\"2022-11-16T10:00:00+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.dillerbottle.com\\\/info\\\/how-vacuum-flask-prevents-heat-loss.html\"},\"wordCount\":654,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.dillerbottle.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.dillerbottle.com\\\/info\\\/how-vacuum-flask-prevents-heat-loss.html#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.dillerbottle.com\\\/wp-content\\\/uploads\\\/2024\\\/09\\\/20221116100427983886d483fe40e69be6426779215e9c.jpg\",\"articleSection\":[\"info\"],\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.dillerbottle.com\\\/info\\\/how-vacuum-flask-prevents-heat-loss.html#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.dillerbottle.com\\\/info\\\/how-vacuum-flask-prevents-heat-loss.html\",\"url\":\"https:\\\/\\\/www.dillerbottle.com\\\/info\\\/how-vacuum-flask-prevents-heat-loss.html\",\"name\":\"How Vacuum Flask Prevents Heat Loss? 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