{"id":688885,"date":"2024-10-26T03:48:22","date_gmt":"2024-10-26T02:48:22","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=688885"},"modified":"2024-10-26T03:48:22","modified_gmt":"2024-10-26T02:48:22","slug":"chat-long-sieu-lanh-nhiet-do-thap-luu-tru-van-chuyen","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/chat-long-sieu-lanh-nhiet-do-thap-luu-tru-van-chuyen\/","title":{"rendered":"Ch\u1ea5t l\u1ecfng si\u00eau l\u1ea1nh | Nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, L\u01b0u tr\u1eef & V\u1eadn chuy\u1ec3n"},"content":{"rendered":"

Ch\u1ea5t l\u1ecfng si\u00eau l\u1ea1nh: Hi\u1ec3u v\u1ec1 nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, ph\u01b0\u01a1ng ph\u00e1p l\u01b0u tr\u1eef v\u00e0 v\u1eadn chuy\u1ec3n an to\u00e0n, \u1ee9ng d\u1ee5ng trong c\u00f4ng nghi\u1ec7p v\u00e0 nghi\u00ean c\u1ee9u khoa h\u1ecdc.<\/p>\n

\"Ch\u1ea5t<\/p>\n

Ch\u1ea5t L\u1ecfng Si\u00eau L\u1ea1nh: Nhi\u1ec7t \u0110\u1ed9 Th\u1ea5p, L\u01b0u Tr\u1eef & V\u1eadn Chuy\u1ec3n<\/h2>\n

Ch\u1ea5t l\u1ecfng si\u00eau l\u1ea1nh l\u00e0 nh\u1eefng ch\u1ea5t l\u1ecfng \u0111\u01b0\u1ee3c l\u00e0m l\u1ea1nh xu\u1ed1ng nhi\u1ec7t \u0111\u1ed9 r\u1ea5t th\u1ea5p, th\u01b0\u1eddng \u1edf m\u1ee9c d\u01b0\u1edbi -150\u00b0C (-238\u00b0F). C\u00e1c ch\u1ea5t n\u00e0y c\u00f3 nh\u1eefng \u1ee9ng d\u1ee5ng quan tr\u1ecdng trong nhi\u1ec1u l\u0129nh v\u1ef1c nh\u01b0 y h\u1ecdc, v\u1eadt l\u00fd, v\u00e0 k\u1ef9 thu\u1eadt. Vi\u1ec7c l\u01b0u tr\u1eef v\u00e0 v\u1eadn chuy\u1ec3n ch\u1ea5t l\u1ecfng si\u00eau l\u1ea1nh \u0111\u00f2i h\u1ecfi k\u1ef9 thu\u1eadt v\u00e0 thi\u1ebft b\u1ecb \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 c\u1ef1c th\u1ea5p. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 \u0111i\u1ec1u c\u1ea7n bi\u1ebft v\u1ec1 ch\u1ea5t l\u1ecfng si\u00eau l\u1ea1nh.<\/p>\n

Nhi\u1ec7t \u0110\u1ed9 Th\u1ea5p<\/h2>\n

Ch\u1ea5t l\u1ecfng si\u00eau l\u1ea1nh th\u01b0\u1eddng l\u00e0 c\u00e1c kh\u00ed \u0111\u00e3 \u0111\u01b0\u1ee3c h\u00f3a l\u1ecfng \u1edf nhi\u1ec7t \u0111\u1ed9 c\u1ef1c th\u1ea5p. M\u1ed9t s\u1ed1 v\u00ed d\u1ee5 \u0111i\u1ec3n h\u00ecnh bao g\u1ed3m:<\/p>\n

<\/p>\n

  • Helium l\u1ecfng: S\u00f4i \u1edf nhi\u1ec7t \u0111\u1ed9 kho\u1ea3ng -269\u00b0C (-452\u00b0F).<\/li>\n
  • Hydrogen l\u1ecfng: S\u00f4i \u1edf nhi\u1ec7t \u0111\u1ed9 kho\u1ea3ng -253\u00b0C (-423\u00b0F).<\/li>\n
  • Nitrogen l\u1ecfng: S\u00f4i \u1edf nhi\u1ec7t \u0111\u1ed9 kho\u1ea3ng -196\u00b0C (-320\u00b0F).<\/li>\n
  • Oxygen l\u1ecfng: S\u00f4i \u1edf nhi\u1ec7t \u0111\u1ed9 kho\u1ea3ng -183\u00b0C (-297\u00b0F).<\/li>\n

    <\/u1><\/p>\n

    L\u01b0u Tr\u1eef<\/h2>\n

    \u0110\u1ec3 l\u01b0u tr\u1eef ch\u1ea5t l\u1ecfng si\u00eau l\u1ea1nh, ng\u01b0\u1eddi ta th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00e1c b\u00ecnh ch\u1ee9a \u0111\u1eb7c bi\u1ec7t \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 b\u00ecnh Dewar<\/em>. Nh\u1eefng b\u00ecnh n\u00e0y c\u00f3 c\u1ea5u t\u1ea1o c\u00e1ch nhi\u1ec7t r\u1ea5t t\u1ed1t, gi\u1ea3m thi\u1ec3u s\u1ef1 truy\u1ec1n nhi\u1ec7t t\u1eeb m\u00f4i tr\u01b0\u1eddng b\u00ean ngo\u00e0i v\u00e0o b\u00ean trong. C\u00e1c b\u00ecnh Dewar th\u01b0\u1eddng c\u00f3 nhi\u1ec1u l\u1edbp, s\u1eed d\u1ee5ng ch\u00e2n kh\u00f4ng ho\u1eb7c v\u1eadt li\u1ec7u c\u00e1ch nhi\u1ec7t kh\u00e1c \u0111\u1ec3 gi\u1eef nhi\u1ec7t \u0111\u1ed9 trong b\u00ecnh \u1edf m\u1ee9c th\u1ea5p.<\/p>\n

    V\u1eadn Chuy\u1ec3n<\/h2>\n

    V\u1eadn chuy\u1ec3n ch\u1ea5t l\u1ecfng si\u00eau l\u1ea1nh c\u1ea7n ph\u1ea3i tu\u00e2n th\u1ee7 nhi\u1ec1u quy \u0111\u1ecbnh an to\u00e0n nghi\u00eam ng\u1eb7t \u0111\u1ec3 tr\u00e1nh r\u1ee7i ro n\u1ed5, ch\u00e1y ho\u1eb7c t\u1ecfa ra kh\u00ed \u0111\u1ed9c. M\u1ed9t s\u1ed1 bi\u1ec7n ph\u00e1p an to\u00e0n trong v\u1eadn chuy\u1ec3n ch\u1ea5t l\u1ecfng si\u00eau l\u1ea1nh bao g\u1ed3m:<\/p>\n

    <\/p>\n

  • S\u1eed d\u1ee5ng c\u00e1c b\u00ecnh ch\u1ee9a c\u00e1ch nhi\u1ec7t t\u1ed1t \u0111\u1ec3 gi\u1eef nhi\u1ec7t \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh.<\/li>\n
  • \u0110\u1ea3m b\u1ea3o c\u00e1c b\u00ecnh ch\u1ee9a \u0111\u01b0\u1ee3c gi\u1eef k\u00edn v\u00e0 ki\u1ec3m tra th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 ph\u00e1t hi\u1ec7n r\u00f2 r\u1ec9.<\/li>\n
  • V\u1eadn chuy\u1ec3n trong \u0111i\u1ec1u ki\u1ec7n th\u00f4ng gi\u00f3 t\u1ed1t \u0111\u1ec3 ph\u00f2ng ng\u1eeba t\u00edch t\u1ee5 kh\u00ed g\u00e2y nguy hi\u1ec3m.<\/li>\n
  • Tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t c\u00e1c quy \u0111\u1ecbnh c\u1ee7a qu\u1ed1c gia v\u00e0 qu\u1ed1c t\u1ebf v\u1ec1 v\u1eadn chuy\u1ec3n ch\u1ea5t nguy hi\u1ec3m.<\/li>\n

    <\/o1><\/p>\n

    \u1ee8ng D\u1ee5ng<\/h2>\n

    Ch\u1ea5t l\u1ecfng si\u00eau l\u1ea1nh c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng quan tr\u1ecdng, bao g\u1ed3m:<\/p>\n

    <\/p>\n

  • Y h\u1ecdc:<\/b> S\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft b\u1ecb MRI v\u00e0 \u0111i\u1ec1u tr\u1ecb ung th\u01b0 b\u1eb1ng L\u1ee5c kh\u00ed l\u1ea1nh.<\/li>\n
  • V\u1eadt l\u00fd h\u1ecdc:<\/b> Nghi\u00ean c\u1ee9u v\u1eadt l\u00fd l\u01b0\u1ee3ng t\u1eed v\u00e0 si\u00eau d\u1eabn.<\/li>\n
  • Kh\u00f4ng gian:<\/b> S\u1eed d\u1ee5ng nhi\u00ean li\u1ec7u l\u1ecfng cho c\u00e1c t\u00ean l\u1eeda v\u00e0 t\u00e0u v\u0169 tr\u1ee5.<\/li>\n
  • C\u00f4ng nghi\u1ec7p:<\/b> S\u1eed d\u1ee5ng trong c\u00e1c quy tr\u00ecnh h\u00e0n v\u00e0 c\u1eaft kim lo\u1ea1i \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p.<\/li>\n

    <\/o1><\/p>\n

    S\u1ef1 ph\u00e1t tri\u1ec3n v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a ch\u1ea5t l\u1ecfng si\u00eau l\u1ea1nh m\u1edf ra nhi\u1ec1u c\u00e1nh c\u1eeda m\u1edbi trong khoa h\u1ecdc v\u00e0 c\u00f4ng ngh\u1ec7, t\u1ea1o n\u00ean nh\u1eefng \u0111\u1ed9t ph\u00e1 quan tr\u1ecdng trong nhi\u1ec1u l\u0129nh v\u1ef1c.<\/p>\n","protected":false},"excerpt":{"rendered":"

    Ch\u1ea5t l\u1ecfng si\u00eau l\u1ea1nh: Hi\u1ec3u v\u1ec1 nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, ph\u01b0\u01a1ng ph\u00e1p l\u01b0u tr\u1eef v\u00e0 v\u1eadn chuy\u1ec3n an to\u00e0n, \u1ee9ng d\u1ee5ng trong c\u00f4ng nghi\u1ec7p v\u00e0 nghi\u00ean c\u1ee9u khoa h\u1ecdc.<\/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":"\nCh\u1ea5t l\u1ecfng si\u00eau l\u1ea1nh | Nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, L\u01b0u tr\u1eef & V\u1eadn chuy\u1ec3n<\/title>\n<meta name=\"description\" content=\"Ch\u1ea5t l\u1ecfng si\u00eau l\u1ea1nh: Hi\u1ec3u v\u1ec1 nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, ph\u01b0\u01a1ng ph\u00e1p l\u01b0u tr\u1eef v\u00e0 v\u1eadn chuy\u1ec3n an to\u00e0n, \u1ee9ng d\u1ee5ng trong c\u00f4ng nghi\u1ec7p v\u00e0 nghi\u00ean c\u1ee9u khoa h\u1ecdc.\" \/>\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\/chat-long-sieu-lanh-nhiet-do-thap-luu-tru-van-chuyen\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ch\u1ea5t l\u1ecfng si\u00eau l\u1ea1nh | Nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, L\u01b0u tr\u1eef & V\u1eadn chuy\u1ec3n\" \/>\n<meta property=\"og:description\" content=\"Ch\u1ea5t l\u1ecfng si\u00eau l\u1ea1nh: Hi\u1ec3u v\u1ec1 nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, ph\u01b0\u01a1ng ph\u00e1p l\u01b0u tr\u1eef v\u00e0 v\u1eadn chuy\u1ec3n an to\u00e0n, \u1ee9ng d\u1ee5ng trong c\u00f4ng nghi\u1ec7p v\u00e0 nghi\u00ean c\u1ee9u khoa h\u1ecdc.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.thermal-engineering.org\/vi\/chat-long-sieu-lanh-nhiet-do-thap-luu-tru-van-chuyen\/\" \/>\n<meta property=\"og:site_name\" content=\"Thermal Engineering\" \/>\n<meta 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