{"id":710715,"date":"2024-09-18T13:54:23","date_gmt":"2024-09-18T12:54:23","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=710715"},"modified":"2024-09-18T13:54:23","modified_gmt":"2024-09-18T12:54:23","slug":"cach-hoat-dong-cua-dong-co-quay","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/cach-hoat-dong-cua-dong-co-quay\/","title":{"rendered":"C\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9ng c\u01a1 quay"},"content":{"rendered":"

C\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9ng c\u01a1 quay: H\u01b0\u1edbng d\u1eabn chi ti\u1ebft v\u1ec1 nguy\u00ean l\u00fd, c\u1ea5u t\u1ea1o v\u00e0 \u1ee9ng d\u1ee5ng th\u1ef1c ti\u1ec5n c\u1ee7a \u0111\u1ed9ng c\u01a1 quay trong ng\u00e0nh nhi\u1ec7t k\u1ef9 thu\u1eadt.<\/p>\n

\"C\u00e1ch<\/p>\n

C\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9ng c\u01a1 quay<\/h2>\n

\u0110\u1ed9ng c\u01a1 quay l\u00e0 m\u1ed9t lo\u1ea1i \u0111\u1ed9ng c\u01a1 nhi\u1ec7t bi\u1ebfn \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng nhi\u1ec7t tr\u1ef1c ti\u1ebfp th\u00e0nh n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc th\u00f4ng qua m\u1ed9t nhi\u1ec7m v\u1ee5 \u0111\u01a1n gi\u1ea3n l\u00e0 quay. C\u00e1c \u0111\u1ed9ng c\u01a1 n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p v\u00e0 \u00f4 t\u00f4. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd t\u00ecm hi\u1ec3u c\u00e1ch m\u00e0 \u0111\u1ed9ng c\u01a1 quay ho\u1ea1t \u0111\u1ed9ng v\u00e0 nh\u1eefng nguy\u00ean l\u00fd c\u01a1 b\u1ea3n \u0111\u1eb1ng sau n\u00f3.<\/p>\n

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

\u0110\u1ed9ng c\u01a1 quay ho\u1ea1t \u0111\u1ed9ng theo nguy\u00ean l\u00fd c\u01a1 b\u1ea3n gi\u1ed1ng nh\u01b0 c\u00e1c d\u1ea1ng \u0111\u1ed9ng c\u01a1 nhi\u1ec7t kh\u00e1c, nh\u01b0ng thay v\u00ec chuy\u1ec3n \u0111\u1ed9ng t\u1ecbnh ti\u1ebfn, n\u00f3 s\u1eed d\u1ee5ng chuy\u1ec3n \u0111\u1ed9ng quay li\u00ean t\u1ee5c. \u0110\u1ed9ng c\u01a1 quay g\u1ed3m c\u00f3 ba ph\u1ea7n ch\u00ednh:<\/p>\n

<\/p>\n

  • V\u00f2ng quay (Rotor)<\/li>\n
  • Stator (v\u1ecf ngo\u00e0i)<\/li>\n
  • C\u00e1c bu\u1ed3ng \u0111\u1ed1t<\/li>\n

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

    Rotor c\u00f3 c\u1ea5u tr\u00fac gi\u1ed1ng m\u1ed9t tam gi\u00e1c tr\u00f2n v\u00e0 quay b\u00ean trong stator c\u00f3 h\u00ecnh oval. \u0110\u1eb7c \u0111i\u1ec3m n\u00e0y t\u1ea1o ra c\u00e1c bu\u1ed3ng \u0111\u1ed1t c\u00f3 thay \u0111\u1ed5i th\u1ec3 t\u00edch trong qu\u00e1 tr\u00ecnh rotor quay.<\/p>\n

    Chu k\u1ef3 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9ng c\u01a1 quay<\/h2>\n
      \n
    • N\u1ea1p (Intake):<\/b> Khi rotor quay, m\u1ed9t bu\u1ed3ng \u0111\u1ed1t m\u1edf ra v\u00e0 h\u1ed7n h\u1ee3p kh\u00f4ng kh\u00ed – nhi\u00ean li\u1ec7u \u0111\u01b0\u1ee3c h\u00fat v\u00e0o bu\u1ed3ng.<\/li>\n
    • N\u00e9n (Compression):<\/b> Bu\u1ed3ng \u0111\u1ed1t b\u1ecb thu h\u1eb9p l\u1ea1i khi ti\u1ebfp t\u1ee5c quay, n\u00e9n h\u1ed7n h\u1ee3p nhi\u00ean li\u1ec7u v\u00e0 kh\u00f4ng kh\u00ed.<\/li>\n
    • \u0110\u1ed1t (Combustion):<\/b> Khi h\u1ed7n h\u1ee3p b\u1ecb n\u00e9n \u0111\u1ebfn m\u1ee9c ph\u00f9 h\u1ee3p, tia l\u1eeda \u0111i\u1ec7n t\u1eeb bugi s\u1ebd \u0111\u1ed1t ch\u00e1y nhi\u00ean li\u1ec7u t\u1ea1o ra \u00e1p su\u1ea5t cao, \u0111\u1ea9y rotor quay m\u1ed9t v\u00f2ng n\u1eefa.<\/li>\n
    • X\u1ea3 (Exhaust):<\/b> Bu\u1ed3ng \u0111\u1ed1t l\u1ea1i m\u1edf ra khi ti\u1ebfp t\u1ee5c quay, v\u00e0 kh\u00ed th\u1ea3i \u0111\u01b0\u1ee3c th\u1ea3i ra ngo\u00e0i.<\/li>\n<\/ul>\n

      Qu\u00e1 tr\u00ecnh n\u00e0y di\u1ec5n ra li\u00ean t\u1ee5c, gi\u00fap \u0111\u1ed9ng c\u01a1 quay ch\u1ea1y m\u1ed9t c\u00e1ch m\u01b0\u1ee3t m\u00e0 v\u00e0 hi\u1ec7u qu\u1ea3.<\/p>\n

      \u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m<\/h2>\n

      \u01afu \u0111i\u1ec3m<\/h3>\n
        \n
      • K\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9 so v\u1edbi \u0111\u1ed9ng c\u01a1 piston truy\u1ec1n th\u1ed1ng.<\/li>\n
      • \u00cdt b\u1ed9 ph\u1eadn v\u00e0 chuy\u1ec3n \u0111\u1ed9ng h\u01a1n, d\u1eabn \u0111\u1ebfn \u00edt h\u1ecfng h\u00f3c.<\/li>\n
      • Mang l\u1ea1i c\u00f4ng su\u1ea5t cao \u1edf v\u00f2ng tua m\u00e1y th\u1ea5p.<\/li>\n<\/ul>\n

        Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/h3>\n
          \n
        • Ti\u00eau th\u1ee5 nhi\u00ean li\u1ec7u kh\u00f4ng hi\u1ec7u qu\u1ea3 so v\u1edbi \u0111\u1ed9ng c\u01a1 piston.<\/li>\n
        • Kh\u1ea3 n\u0103ng ph\u00e1t th\u1ea3i cao h\u01a1n.<\/li>\n
        • Kh\u00f3 s\u1eeda ch\u1eefa v\u00e0 b\u1ea3o tr\u00ec h\u01a1n do c\u1ea5u tr\u00fac ph\u1ee9c t\u1ea1p.<\/li>\n<\/ul>\n

          \u0110\u1ed9ng c\u01a1 quay \u0111\u00e3 t\u1eebng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong xe th\u1ec3 thao c\u1ee7a Mazda v\u1edbi d\u00f2ng xe RX-7 v\u00e0 RX-8. Tuy nhi\u00ean, do v\u1ea5n \u0111\u1ec1 v\u1edbi hi\u1ec7u su\u1ea5t nhi\u00ean li\u1ec7u v\u00e0 ti\u00eau chu\u1ea9n kh\u00ed th\u1ea3i ng\u00e0y c\u00e0ng nghi\u00eam ng\u1eb7t, lo\u1ea1i \u0111\u1ed9ng c\u01a1 n\u00e0y \u0111ang d\u1ea7n b\u1ecb thay th\u1ebf b\u1edfi c\u00e1c c\u00f4ng ngh\u1ec7 kh\u00e1c ti\u1ebft ki\u1ec7m h\u01a1n v\u00e0 th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng h\u01a1n.<\/p>\n","protected":false},"excerpt":{"rendered":"

          C\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9ng c\u01a1 quay: H\u01b0\u1edbng d\u1eabn chi ti\u1ebft v\u1ec1 nguy\u00ean l\u00fd, c\u1ea5u t\u1ea1o v\u00e0 \u1ee9ng d\u1ee5ng th\u1ef1c ti\u1ec5n c\u1ee7a \u0111\u1ed9ng c\u01a1 quay trong ng\u00e0nh nhi\u1ec7t k\u1ef9 thu\u1eadt.<\/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":"\nC\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9ng c\u01a1 quay<\/title>\n<meta name=\"description\" content=\"C\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9ng c\u01a1 quay: H\u01b0\u1edbng d\u1eabn chi ti\u1ebft v\u1ec1 nguy\u00ean l\u00fd, c\u1ea5u t\u1ea1o v\u00e0 \u1ee9ng d\u1ee5ng th\u1ef1c ti\u1ec5n c\u1ee7a \u0111\u1ed9ng c\u01a1 quay trong ng\u00e0nh nhi\u1ec7t k\u1ef9 thu\u1eadt.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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