{"id":690471,"date":"2024-11-04T04:25:33","date_gmt":"2024-11-04T03:25:33","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=690471"},"modified":"2024-11-04T04:25:33","modified_gmt":"2024-11-04T03:25:33","slug":"bom-cryogenic-chat-long-nhiet-do-thap-ung-dung","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/bom-cryogenic-chat-long-nhiet-do-thap-ung-dung\/","title":{"rendered":"B\u01a1m Cryogenic | Ch\u1ea5t l\u1ecfng Nhi\u1ec7t \u0111\u1ed9 Th\u1ea5p & \u1ee8ng d\u1ee5ng"},"content":{"rendered":"

B\u01a1m Cryogenic: Gi\u1edbi thi\u1ec7u v\u1ec1 b\u01a1m cryogenic, c\u00e1ch ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a ch\u1ea5t l\u1ecfng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p trong c\u00f4ng nghi\u1ec7p v\u00e0 y t\u1ebf.<\/p>\n

\"B\u01a1m<\/p>\n

B\u01a1m Cryogenic | Ch\u1ea5t l\u1ecfng Nhi\u1ec7t \u0111\u1ed9 Th\u1ea5p & \u1ee8ng d\u1ee5ng<\/h2>\n

B\u01a1m cryogenic l\u00e0 lo\u1ea1i b\u01a1m chuy\u00ean d\u00f9ng \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c ch\u1ea5t l\u1ecfng \u1edf nhi\u1ec7t \u0111\u1ed9 c\u1ef1c th\u1ea5p, th\u01b0\u1eddng xuy\u00ean d\u01b0\u1edbi 120 Kelvin (-153\u00b0C). Nh\u1eefng ch\u1ea5t l\u1ecfng n\u00e0y th\u01b0\u1eddng l\u00e0 kh\u00ed \u0111\u01b0\u1ee3c h\u00f3a l\u1ecfng nh\u01b0 hydro (H2<\/sub>), oxy (O2<\/sub>), v\u00e0 heli (He).<\/p>\n

Ch\u1ea5t l\u1ecfng Nhi\u1ec7t \u0111\u1ed9 Th\u1ea5p<\/h2>\n

Ch\u1ea5t l\u1ecfng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, c\u00f2n g\u1ecdi l\u00e0 ch\u1ea5t l\u1ecfng criogen, l\u00e0 c\u00e1c ch\u1ea5t kh\u00ed \u0111\u01b0\u1ee3c l\u00e0m l\u1ea1nh v\u00e0 h\u00f3a l\u1ecfng \u1edf nhi\u1ec7t \u0111\u1ed9 r\u1ea5t th\u1ea5p. Sau \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 ch\u1ea5t l\u1ecfng quan tr\u1ecdng:<\/p>\n

<\/p>\n

  • Hydro l\u1ecfng (LH2<\/sub>): Kho\u1ea3ng -253\u00b0C<\/li>\n
  • Oxy l\u1ecfng (LOX): Kho\u1ea3ng -183\u00b0C<\/li>\n
  • Heli l\u1ecfng (LHe): Kho\u1ea3ng -269\u00b0C<\/li>\n
  • Nit\u01a1 l\u1ecfng (LN2<\/sub>): Kho\u1ea3ng -195\u00b0C<\/li>\n

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

    \u0110\u1ec3 l\u01b0u tr\u1eef v\u00e0 v\u1eadn chuy\u1ec3n c\u00e1c ch\u1ea5t l\u1ecfng n\u00e0y, c\u1ea7n c\u00f3 b\u01a1m cryogenic c\u00f9ng v\u1edbi c\u00e1c b\u00ecnh ch\u1ee9a \u0111\u1eb7c bi\u1ec7t, b\u00e0i vi\u1ebft n\u00e0y s\u1ebd \u0111i s\u00e2u v\u00e0o \u1ee9ng d\u1ee5ng c\u1ee7a c\u00e1c b\u01a1m n\u00e0y.<\/p>\n

    Nguy\u00ean l\u00fd Ho\u1ea1t \u0111\u1ed9ng<\/h2>\n

    B\u01a1m cryogenic ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean c\u01a1 ch\u1ebf b\u01a1m ly t\u00e2m ho\u1eb7c b\u01a1m piston. M\u1ed9t s\u1ed1 \u0111i\u1ec3m \u0111\u1eb7c bi\u1ec7t trong thi\u1ebft k\u1ebf bao g\u1ed3m:<\/p>\n

    <\/p>\n

  • V\u1eadt li\u1ec7u ch\u1ebf t\u1ea1o: Ph\u1ea3i ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 c\u1ef1c th\u1ea5p v\u00e0 kh\u00f4ng b\u1ecb gi\u00f2n khi l\u1ea1nh.<\/li>\n
  • H\u1ec7 th\u1ed1ng c\u00e1ch nhi\u1ec7t: Gi\u1ea3m m\u1ea5t m\u00e1t nhi\u1ec7t n\u0103ng \u0111\u1ec3 duy tr\u00ec ch\u1ea5t l\u1ecfng \u1edf tr\u1ea1ng th\u00e1i l\u1ea1nh s\u00e2u.<\/li>\n
  • K\u00edch th\u01b0\u1edbc v\u00e0 c\u00f4ng su\u1ea5t: T\u00f9y thu\u1ed9c v\u00e0o l\u01b0u l\u01b0\u1ee3ng v\u00e0 \u00e1p su\u1ea5t y\u00eau c\u1ea7u.<\/li>\n

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

    Ch\u00fang th\u01b0\u1eddng \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng trong m\u00f4i tr\u01b0\u1eddng k\u00edn<\/em> \u0111\u1ec3 tr\u00e1nh b\u1ea5t k\u1ef3 s\u1ef1 ti\u1ebfp x\u00fac n\u00e0o v\u1edbi nhi\u1ec7t \u0111\u1ed9 b\u00ean ngo\u00e0i, gi\u00fap duy tr\u00ec ch\u1ea5t l\u1ecfng \u1edf \u0111i\u1ec1u ki\u1ec7n c\u1ea7n thi\u1ebft.<\/p>\n

    \u1ee8ng d\u1ee5ng c\u1ee7a B\u01a1m Cryogenic<\/h2>\n

    Ng\u00e0nh C\u00f4ng nghi\u1ec7p V\u0169 tr\u1ee5<\/h3>\n

    Trong ng\u00e0nh c\u00f4ng nghi\u1ec7p v\u0169 tr\u1ee5, b\u01a1m cryogenic d\u00f9ng \u0111\u1ec3 b\u01a1m nhi\u00ean li\u1ec7u nh\u01b0 hydro l\u1ecfng v\u00e0 oxy l\u1ecfng v\u00e0o t\u00ean l\u1eeda. Nhi\u00ean li\u1ec7u n\u00e0y gi\u00fap t\u00ean l\u1eeda \u0111\u1ea1t t\u1ed1c \u0111\u1ed9 v\u00e0 hi\u1ec7u su\u1ea5t cao trong kh\u00f4ng gian.<\/p>\n

    Y h\u1ecdc<\/h3>\n

    Heli l\u1ecfng th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft b\u1ecb MRI (Magnetic Resonance Imaging) \u0111\u1ec3 l\u00e0m l\u1ea1nh cu\u1ed9n d\u00e2y si\u00eau d\u1eabn. B\u01a1m cryogenic gi\u00fap duy tr\u00ec heli l\u1ecfng \u1edf nhi\u1ec7t \u0111\u1ed9 c\u1ef1c th\u1ea5p c\u1ea7n thi\u1ebft cho ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y MRI.<\/p>\n

    C\u00f4ng ngh\u1ec7 Si\u00eau d\u1eabn<\/h3>\n

    Trong c\u00e1c c\u00f4ng ngh\u1ec7 li\u00ean quan \u0111\u1ebfn si\u00eau d\u1eabn, vi\u1ec7c duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 d\u01b0\u1edbi \u0111i\u1ec3m t\u1edbi h\u1ea1n c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u si\u00eau d\u1eabn l\u00e0 c\u1ef1c k\u1ef3 quan tr\u1ecdng. B\u01a1m cryogenic gi\u00fap l\u01b0u tr\u1eef v\u00e0 cung c\u1ea5p ch\u1ea5t l\u1ecfng c\u1ea7n thi\u1ebft \u0111\u1ec3 l\u00e0m l\u1ea1nh c\u00e1c cu\u1ed9n d\u00e2y v\u00e0 thi\u1ebft b\u1ecb si\u00eau d\u1eabn.<\/p>\n

    K\u1ebft Lu\u1eadn<\/h2>\n

    B\u01a1m cryogenic \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong nhi\u1ec1u l\u0129nh v\u1ef1c t\u1eeb ng\u00e0nh c\u00f4ng nghi\u1ec7p v\u0169 tr\u1ee5 \u0111\u1ebfn y h\u1ecdc v\u00e0 c\u00f4ng ngh\u1ec7 si\u00eau d\u1eabn. Vi\u1ec7c hi\u1ec3u r\u00f5 v\u00e0 \u00e1p d\u1ee5ng \u0111\u00fang c\u00e1ch c\u00e1c lo\u1ea1i b\u01a1m n\u00e0y s\u1ebd gi\u00fap c\u00e1c h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 v\u00e0 an to\u00e0n.<\/p>\n","protected":false},"excerpt":{"rendered":"

    B\u01a1m Cryogenic: Gi\u1edbi thi\u1ec7u v\u1ec1 b\u01a1m cryogenic, c\u00e1ch ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a ch\u1ea5t l\u1ecfng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p trong c\u00f4ng nghi\u1ec7p v\u00e0 y t\u1ebf.<\/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":"\nB\u01a1m Cryogenic | Ch\u1ea5t l\u1ecfng Nhi\u1ec7t \u0111\u1ed9 Th\u1ea5p & \u1ee8ng d\u1ee5ng<\/title>\n<meta name=\"description\" content=\"B\u01a1m Cryogenic: Gi\u1edbi thi\u1ec7u v\u1ec1 b\u01a1m cryogenic, c\u00e1ch ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a ch\u1ea5t l\u1ecfng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p trong c\u00f4ng nghi\u1ec7p v\u00e0 y t\u1ebf.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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