{"id":4792,"date":"2025-08-25T23:51:50","date_gmt":"2025-08-26T07:51:50","guid":{"rendered":"https:\/\/3waycatalyst.com\/?p=4792"},"modified":"2025-08-25T23:51:52","modified_gmt":"2025-08-26T07:51:52","slug":"where-is-the-three-way-catalytic-converter-installed-in-a-car","status":"publish","type":"post","link":"https:\/\/3waycatalyst.com\/vi\/where-is-the-three-way-catalytic-converter-installed-in-a-car\/","title":{"rendered":"B\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u \u0111\u01b0\u1ee3c l\u1eafp \u1edf \u0111\u00e2u tr\u00ean \u00f4 t\u00f4?"},"content":{"rendered":"

C\u00e1c b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u<\/strong> l\u00e0 m\u1ed9t trong nh\u1eefng th\u00e0nh ph\u1ea7n quan tr\u1ecdng nh\u1ea5t c\u1ee7a m\u1ed9t chi\u1ebfc xe hi\u1ec7n \u0111\u1ea1i h\u1ec7 th\u1ed1ng x\u1ea3<\/strong>. C\u00f4ng vi\u1ec7c c\u1ee7a n\u00f3 \u0111\u01a1n gi\u1ea3n nh\u01b0ng quan tr\u1ecdng: n\u00f3 chuy\u1ec3n h\u00f3a c\u00e1c ch\u1ea5t c\u00f3 h\u1ea1i kh\u00ed th\u1ea3i<\/strong> v\u00e0o trong c\u00e1c ch\u1ea5t \u00edt g\u00e2y h\u1ea1i h\u01a1n<\/strong> th\u00f4ng qua m\u1ed9t lo\u1ea1t c\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc<\/strong>Nh\u01b0ng \u0111\u1ed1i v\u1edbi nhi\u1ec1u ch\u1ee7 xe, c\u00e2u h\u1ecfi l\u1edbn l\u00e0: B\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u \u0111\u01b0\u1ee3c l\u1eafp ch\u00ednh x\u00e1c \u1edf \u0111\u00e2u tr\u00ean \u00f4 t\u00f4?<\/em><\/p>\n\n\n\n

Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang t\u00f4i s\u1ebd gi\u1ea3i th\u00edch v\u1ecb tr\u00ed ch\u00ednh x\u00e1c c\u1ee7a b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u, l\u00fd do t\u1ea1i sao n\u00f3 \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t \u1edf \u0111\u00f3, c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng v\u00e0 nh\u1eefng \u0111i\u1ec1u ch\u1ee7 xe c\u1ea7n bi\u1ebft v\u1ec1 vi\u1ec7c b\u1ea3o d\u01b0\u1ee1ng v\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 ti\u1ec1m \u1ea9n.<\/p>\n\n\n\n

B\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u l\u00e0 g\u00ec?<\/h2>\n\n\n\n

M\u1ed8T b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u<\/strong> (TWC) \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 gi\u1ea3m ba ch\u1ea5t \u00f4 nhi\u1ec5m c\u00f3 h\u1ea1i nh\u1ea5t \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1edfi \u0111\u1ed9ng c\u01a1 \u0111\u1ed1t trong<\/strong>:<\/p>\n\n\n\n

    \n
  • Cacbon monoxit (CO)<\/strong> \u2013 m\u1ed9t ch\u1ea5t \u0111\u1ed9c kh\u00ed<\/strong> \u0111\u01b0\u1ee3c t\u1ea1o ra do qu\u00e1 tr\u00ecnh \u0111\u1ed1t ch\u00e1y kh\u00f4ng ho\u00e0n to\u00e0n.<\/li>\n\n\n\n
  • Hi\u0111rocacbon (HC)<\/strong> \u2013 nhi\u00ean li\u1ec7u ch\u01b0a ch\u00e1y g\u00f3p ph\u1ea7n g\u00e2y ra kh\u00f3i b\u1ee5i v\u00e0 \u00f4 nhi\u1ec5m kh\u00f4ng kh\u00ed<\/strong>.<\/li>\n\n\n\n
  • Oxit nit\u01a1 (NOx)<\/strong> \u2013 c\u00e1c lo\u1ea1i kh\u00ed g\u00e2y ra m\u01b0a axit v\u00e0 s\u01b0\u01a1ng m\u00f9 khi nit\u01a1 v\u00e0 oxy<\/strong> k\u1ebft h\u1ee3p \u1edf nhi\u1ec7t \u0111\u1ed9 \u0111\u1ed9ng c\u01a1 cao.<\/li>\n<\/ul>\n\n\n\n

    Thu\u1eadt ng\u1eef "ba chi\u1ec1u" xu\u1ea5t ph\u00e1t t\u1eeb th\u1ef1c t\u1ebf l\u00e0 b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u1eed l\u00fd c\u1ea3 ba lo\u1ea1i kh\u00ed th\u1ea3i n\u00e0y c\u00f9ng m\u1ed9t l\u00fac, b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng k\u1ebft h\u1ee3p ch\u1ea5t x\u00fac t\u00e1c oxy h\u00f3a<\/strong> V\u00e0 s\u1ef1 kh\u1eed v\u00e0 s\u1ef1 oxy h\u00f3a<\/strong> ph\u1ea3n \u1ee9ng. C\u00e1c kim lo\u1ea1i b\u00ean trong b\u1ed9 chuy\u1ec3n \u0111\u1ed5i \u2013 th\u01b0\u1eddng b\u1ea1ch kim, pala\u0111i v\u00e0 rhodi<\/strong> \u2013 \u0111\u00f3ng vai tr\u00f2 l\u00e0 ch\u1ea5t x\u00fac t\u00e1c<\/strong> \u0111i\u1ec1u \u0111\u00f3 l\u00e0m t\u0103ng t\u1ed1c nh\u1eefng \u0111i\u1ec1u n\u00e0y ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc<\/strong> m\u00e0 kh\u00f4ng b\u1ecb ti\u00eau th\u1ee5.<\/p>\n\n\n\n

    Khi ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng, b\u1ed9 chuy\u1ec3n \u0111\u1ed5i chuy\u1ec3n \u0111\u1ed5i c\u00e1c lo\u1ea1i kh\u00ed \u0111\u1ed9c h\u1ea1i th\u00e0nh carbon dioxide v\u00e0 n\u01b0\u1edbc<\/strong>, c\u00f9ng v\u1edbi v\u00f4 h\u1ea1i nit\u01a1<\/strong>.<\/p>\n\n\n\n

    B\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t \u1edf \u0111\u00e2u?<\/h2>\n\n\n\n

    C\u00e1c b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t \u1edf ph\u00eda tr\u01b0\u1edbc \u1ed1ng x\u1ea3<\/strong>, g\u1ea7n \u0111\u1ed9ng c\u01a1. N\u1ebfu b\u1ea1n n\u00e2ng xe l\u00ean v\u00e0 nh\u00ecn b\u00ean d\u01b0\u1edbi khung g\u1ea7m ph\u00eda sau th\u1ea5p h\u01a1n, b\u1ed9 chuy\u1ec3n \u0111\u1ed5i l\u00e0 b\u1ed9 ph\u1eadn l\u1edbn \u0111\u1ea7u ti\u00ean, h\u00ecnh \u1ea5m \u0111un n\u01b0\u1edbc m\u00e0 b\u1ea1n s\u1ebd th\u1ea5y trong h\u1ec7 th\u1ed1ng x\u1ea3<\/strong>.<\/p>\n\n\n\n

    N\u00f3 th\u01b0\u1eddng n\u1eb1m gi\u1eefa hai c\u1ea3m bi\u1ebfn quan tr\u1ecdng:<\/p>\n\n\n\n

      \n
    • C\u1ea3m bi\u1ebfn oxy ph\u00eda tr\u01b0\u1edbc<\/strong> \u2013 \u0111o l\u01b0\u1eddng h\u00e0m l\u01b0\u1ee3ng oxy<\/strong> trong kh\u00ed th\u1ea3i<\/strong> khi ch\u00fang tho\u00e1t ra kh\u1ecfi \u0111\u1ed9ng c\u01a1.<\/li>\n\n\n\n
    • C\u1ea3m bi\u1ebfn oxy ph\u00eda sau<\/strong> \u2013 \u0111o c\u00e1c lo\u1ea1i kh\u00ed sau khi ch\u00fang \u0111i qua b\u1ed9 chuy\u1ec3n \u0111\u1ed5i \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c l\u00e0 m\u1ed9t \u0111i\u1ec1u c\u1ea7n thi\u1ebft<\/strong> thi\u1ebft b\u1ecb ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng.<\/li>\n<\/ul>\n\n\n\n

      V\u1ecb tr\u00ed n\u00e0y l\u00e0 c\u1ed1 \u00fd. B\u1ed9 chuy\u1ec3n \u0111\u1ed5i ph\u1ea3i g\u1ea7n v\u1edbi \u0111\u1ed9ng c\u01a1 v\u00ec n\u00f3 ph\u1ee5 thu\u1ed9c v\u00e0o kh\u00ed th\u1ea3i n\u00f3ng<\/strong> \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng cao c\u1ea7n thi\u1ebft cho hi\u1ec7u qu\u1ea3 ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc<\/strong>. N\u1ebfu \u0111\u1eb7t xa h\u01a1n, kh\u00ed s\u1ebd ngu\u1ed9i \u0111i v\u00e0 ph\u1ea3n \u1ee9ng s\u1ebd k\u00e9m hi\u1ec7u qu\u1ea3 h\u01a1n.<\/p>\n\n\n\n

      V\u00ec v\u1eady, c\u00e2u tr\u1ea3 l\u1eddi \u0111\u01a1n gi\u1ea3n l\u00e0: b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u \u0111\u01b0\u1ee3c l\u1eafp \u1edf ph\u00eda tr\u01b0\u1edbc \u1ed1ng x\u1ea3, gi\u1eefa c\u1ea3m bi\u1ebfn oxy tr\u01b0\u1edbc v\u00e0 sau, v\u00e0 ngay ph\u00eda sau \u1ed1ng x\u1ea3<\/strong>.<\/p>\n\n\n\n

      T\u1ea1i sao b\u1ed9 chuy\u1ec3n \u0111\u1ed5i \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t \u1edf v\u1ecb tr\u00ed n\u00e0y?<\/h2>\n\n\n\n

      V\u1ecb tr\u00ed \u0111\u1eb7t b\u1ed9 chuy\u1ec3n \u0111\u1ed5i d\u1ef1a tr\u00ean nhu c\u1ea7u v\u1ec1 k\u1ef9 thu\u1eadt v\u00e0 m\u00f4i tr\u01b0\u1eddng:<\/p>\n\n\n\n

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      1. Y\u00eau c\u1ea7u nhi\u1ec7t \u0111\u1ed9 cao<\/strong> \u2013 C\u00e1i ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc bi\u1ebfn \u0111\u1ed5i<\/strong> Kh\u00ed \u0111\u1ed9c h\u1ea1i ch\u1ec9 x\u1ea3y ra hi\u1ec7u qu\u1ea3 khi b\u1ed9 chuy\u1ec3n \u0111\u1ed5i r\u1ea5t n\u00f3ng. \u0110\u1eb7t n\u00f3 g\u1ea7n \u0111\u1ed9ng c\u01a1 \u0111\u1ea3m b\u1ea3o n\u00f3 nh\u1eadn \u0111\u01b0\u1ee3c kh\u00ed th\u1ea3i n\u00f3ng<\/strong> tr\u1ef1c ti\u1ebfp.<\/li>\n\n\n\n
      2. Ki\u1ec3m so\u00e1t kh\u00ed th\u1ea3i hi\u1ec7u qu\u1ea3<\/strong> \u2013 Do g\u1ea7n v\u1edbi \u0111\u1ed9ng c\u01a1, b\u1ed9 chuy\u1ec3n \u0111\u1ed5i b\u1eaft \u0111\u1ea7u ho\u1ea1t \u0111\u1ed9ng g\u1ea7n nh\u01b0 ngay l\u1eadp t\u1ee9c sau khi kh\u1edfi \u0111\u1ed9ng, gi\u00fap gi\u1ea3m kh\u00ed th\u1ea3i carbon monoxide<\/strong> v\u00e0 c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m kh\u00e1c nhanh h\u01a1n.<\/li>\n\n\n\n
      3. T\u00edch h\u1ee3p v\u1edbi c\u1ea3m bi\u1ebfn<\/strong> \u2013 C\u00e1i c\u1ea3m bi\u1ebfn oxy<\/strong> C\u00e1c ch\u1ec9 s\u1ed1 tr\u01b0\u1edbc v\u00e0 sau b\u1ed9 chuy\u1ec3n \u0111\u1ed5i cho ph\u00e9p m\u00e1y t\u00ednh c\u1ee7a xe ki\u1ec3m tra xem b\u1ed9 chuy\u1ec3n \u0111\u1ed5i c\u00f3 ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng hay kh\u00f4ng. N\u1ebfu c\u1ea3 hai c\u1ea3m bi\u1ebfn \u0111\u1ec1u hi\u1ec3n th\u1ecb d\u1eef li\u1ec7u t\u01b0\u01a1ng t\u1ef1, h\u1ec7 th\u1ed1ng s\u1ebd k\u00edch ho\u1ea1t \u0111\u00e8n ki\u1ec3m tra \u0111\u1ed9ng c\u01a1<\/strong>, c\u1ea3nh b\u00e1o ng\u01b0\u1eddi l\u00e1i xe r\u1eb1ng b\u1ed9 chuy\u1ec3n \u0111\u1ed5i c\u00f3 th\u1ec3 kh\u00f4ng c\u00f2n ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 n\u1eefa.<\/li>\n<\/ol>\n\n\n\n

        B\u1ed9 chuy\u1ec3n \u0111\u1ed5i ba chi\u1ec1u ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o sau khi l\u1eafp \u0111\u1eb7t?<\/h2>\n\n\n\n

        Khi \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t \u1edf ph\u00eda tr\u01b0\u1edbc c\u1ee7a h\u1ec7 th\u1ed1ng x\u1ea3 c\u1ee7a xe<\/strong>, c\u00e1i b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u<\/strong> th\u1ef1c hi\u1ec7n ba nhi\u1ec7m v\u1ee5 ch\u00ednh:<\/p>\n\n\n\n

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        • Qu\u00e1 tr\u00ecnh oxy h\u00f3a cacbon monoxit<\/strong>: Chuy\u1ec3n \u0111\u1ed5i cacbon monoxit th\u00e0nh cacbon dioxit<\/strong>, M\u1ed9t \u00edt g\u00e2y h\u1ea1i h\u01a1n<\/strong> kh\u00ed.<\/li>\n\n\n\n
        • S\u1ef1 oxy h\u00f3a c\u1ee7a Hydrocacbon<\/strong>: L\u01b0\u1ee3t hydrocarbon<\/strong> c\u1eb7n nhi\u00ean li\u1ec7u v\u00e0o carbon dioxide v\u00e0 n\u01b0\u1edbc<\/strong>.<\/li>\n\n\n\n
        • Gi\u1ea3m oxit nit\u01a1<\/strong>: H\u1ecfng h\u00f3c nit\u01a1 oxit<\/strong> th\u00e0nh v\u00f4 h\u1ea1i nit\u01a1 v\u00e0 oxy<\/strong>.<\/li>\n<\/ul>\n\n\n\n

          \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 b\u1ed9 chuy\u1ec3n \u0111\u1ed5i li\u00ean t\u1ee5c chuy\u1ec3n \u0111\u1ed5i ch\u1ea5t \u0111\u1ed9c h\u1ea1i kh\u00ed th\u1ea3i<\/strong> v\u00e0o trong c\u00e1c ch\u1ea5t \u00edt g\u00e2y h\u1ea1i h\u01a1n<\/strong>, \u0111\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n kh\u00ed th\u1ea3i<\/strong> \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp b\u1edfi c\u00e1c c\u01a1 quan qu\u1ea3n l\u00fd nh\u01b0 C\u01a1 quan B\u1ea3o v\u1ec7 M\u00f4i tr\u01b0\u1eddng<\/strong>.<\/p>\n\n\n\n

          \u0110i\u1ec1u g\u00ec x\u1ea3y ra n\u1ebfu b\u1ed9 chuy\u1ec3n \u0111\u1ed5i b\u1ecb h\u1ecfng?<\/h2>\n\n\n\n

          N\u1ebfu b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u<\/strong> b\u1ecb t\u1eafc ngh\u1ebdn ho\u1eb7c h\u1ecfng, b\u1ea1n c\u00f3 th\u1ec3 nh\u1eadn th\u1ea5y m\u1ed9t s\u1ed1 v\u1ea5n \u0111\u1ec1:<\/p>\n\n\n\n

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          • C\u00e1c \u0111\u00e8n ki\u1ec3m tra \u0111\u1ed9ng c\u01a1<\/strong> s\u1ebd b\u1eadt, th\u01b0\u1eddng \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi c\u1ea3m bi\u1ebfn oxy<\/strong> b\u00e0i \u0111\u1ecdc.<\/li>\n\n\n\n
          • Gi\u1ea3m hi\u1ec7u su\u1ea5t xe<\/strong> v\u00e0 c\u00f4ng su\u1ea5t \u0111\u1ed9ng c\u01a1 do h\u1ea1n ch\u1ebf kh\u00ed<\/strong> ch\u1ea3y.<\/li>\n\n\n\n
          • T\u0103ng \u00f4 nhi\u1ec5m kh\u00f4ng kh\u00ed<\/strong>, v\u00ec c\u00e1c kh\u00ed \u0111\u1ed9c h\u1ea1i kh\u00f4ng c\u00f2n \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i th\u00e0nh c\u00e1c ch\u1ea5t \u00edt g\u00e2y h\u1ea1i h\u01a1n<\/strong>.<\/li>\n\n\n\n
          • M\u00f9i l\u01b0u hu\u1ef3nh ho\u1eb7c m\u00f9i tr\u1ee9ng th\u1ed1i n\u1ed3ng n\u1eb7c t\u1eeb kh\u00ed th\u1ea3i<\/strong>.<\/li>\n<\/ul>\n\n\n\n

            Nh\u1eefng l\u00fd do ph\u1ed5 bi\u1ebfn m\u00e0 l\u00e0m h\u1ecfng b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c<\/strong> bao g\u1ed3m s\u1eed d\u1ee5ng nhi\u00ean li\u1ec7u c\u00f3 ch\u00ec, \u0111\u1ed9ng c\u01a1 b\u1ecb h\u1ecfng ho\u1eb7c qu\u00e1 m\u1ee9c kh\u00ed th\u1ea3i<\/strong> v\u1edbi oxy d\u01b0 th\u1eeba<\/strong> l\u00e0m cho b\u1ed9 chuy\u1ec3n \u0111\u1ed5i qu\u00e1 n\u00f3ng.<\/p>\n\n\n\n

            B\u1ea3o tr\u00ec v\u00e0 thay th\u1ebf<\/h2>\n\n\n\n

            K\u1ec3 t\u1eeb khi b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u<\/strong> ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 li\u00ean t\u1ee5c kh\u00ed th\u1ea3i \u00f4 t\u00f4<\/strong>, n\u00f3 d\u1ea7n m\u1ea5t hi\u1ec7u qu\u1ea3. C\u00e1c c\u1eb7n b\u1ea9n c\u00f3 th\u1ec3 l\u00e0m t\u1eafc ngh\u1ebdn l\u1edbp n\u1ec1n g\u1ed1m x\u1ed1p, l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng x\u1eed l\u00fd kh\u00ed c\u1ee7a n\u00f3.<\/p>\n\n\n\n

            N\u1ebfu \u0111i\u1ec1u n\u00e0y x\u1ea3y ra, b\u1ea1n s\u1ebd c\u1ea7n ph\u1ea3i \u0111\u1ebfn th\u0103m m\u1ed9t c\u1eeda h\u00e0ng s\u1eeda ch\u1eefa<\/strong> \u0111\u1ec3 v\u1ec7 sinh ho\u1eb7c thay th\u1ebf. T\u00f9y thu\u1ed9c v\u00e0o xe c\u1ee7a b\u1ea1n, b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn OEM<\/strong> b\u1ed9 chuy\u1ec3n \u0111\u1ed5i t\u1eeb nh\u00e0 s\u1ea3n xu\u1ea5t \u00f4 t\u00f4<\/strong> (cu\u1ed9c h\u1ecdp nghi\u00eam ng\u1eb7t b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c li\u00ean bang<\/strong> quy \u0111\u1ecbnh) ho\u1eb7c m\u1ed9t h\u1eadu m\u00e3i<\/strong> t\u00f9y ch\u1ecdn, c\u00f3 th\u1ec3 \u00edt t\u1ed1n k\u00e9m h\u01a1n nh\u01b0ng kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t y\u00eau c\u1ea7u v\u1ec1 kh\u00ed th\u1ea3i<\/strong>.<\/p>\n\n\n\n

            T\u1ea1i sao k\u1ebb tr\u1ed9m nh\u1eafm v\u00e0o th\u00e0nh ph\u1ea7n n\u00e0y<\/h2>\n\n\n\n

            Th\u1eadt kh\u00f4ng may, nguy c\u01a1 tr\u1ed9m c\u1eafp<\/strong> \u0111\u1ed1i v\u1edbi b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c \u0111\u00e3 t\u0103ng m\u1ea1nh trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y. K\u1ebb tr\u1ed9m<\/strong> c\u1eaft ch\u00fang ra kh\u1ecfi xe v\u00ec kim lo\u1ea1i b\u00ean trong b\u1ed9 chuy\u1ec3n \u0111\u1ed5i<\/strong>\u2014b\u1ea1ch kim, pala\u0111i v\u00e0 rhodi<\/strong>\u2014c\u00f3 gi\u00e1 tr\u1ecb cao. Nh\u1eefng kim lo\u1ea1i qu\u00fd c\u00f3 gi\u00e1 tr\u1ecb<\/strong> c\u00f3 gi\u00e1 tr\u1ecb h\u00e0ng ng\u00e0n \u0111\u00f4 la tr\u00ean th\u1ecb tr\u01b0\u1eddng, khi\u1ebfn c\u00e1c nh\u00e0 chuy\u1ec3n \u0111\u1ed5i tr\u1edf th\u00e0nh m\u1ee5c ti\u00eau ch\u00ednh.<\/p>\n\n\n\n

            \u0110\u1ebeN gi\u00fap ng\u0103n ng\u1eeba tr\u1ed9m c\u1eafp<\/strong>Nhi\u1ec1u ch\u1ee7 xe hi\u1ec7n nay l\u1eafp \u0111\u1eb7t l\u1ed3ng b\u1ea3o v\u1ec7 ho\u1eb7c t\u1ea5m ch\u1eafn xung quanh b\u1ed9 chuy\u1ec3n \u0111\u1ed5i. \u0110\u1ed7 xe \u1edf nh\u1eefng n\u01a1i c\u00f3 \u00e1nh s\u00e1ng t\u1ed1t v\u00e0 kh\u1eafc s\u1ed1 s\u00ea-ri l\u00ean b\u1ed9 chuy\u1ec3n \u0111\u1ed5i c\u0169ng c\u00f3 th\u1ec3 ng\u0103n ch\u1eb7n tr\u1ed9m b\u1ed9 chuy\u1ec3n \u0111\u1ed5i<\/strong>.<\/p>\n\n\n\n

            T\u00f3m t\u1eaft: Nh\u1eefng \u0111i\u1ec1u quan tr\u1ecdng c\u1ea7n nh\u1edb<\/h2>\n\n\n\n
              \n
            • C\u00e1c b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u<\/strong> \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t tr\u01b0\u1edbc \u1ed1ng x\u1ea3<\/strong>, gi\u1eefa c\u1ea3m bi\u1ebfn oxy tr\u01b0\u1edbc v\u00e0 sau<\/strong>.<\/li>\n\n\n\n
            • N\u00f3 n\u1eb1m ngay ph\u00eda sau \u1ed1ng x\u1ea3<\/strong>, n\u01a1i n\u00f3 c\u00f3 th\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c kh\u00ed th\u1ea3i n\u00f3ng<\/strong> tr\u1ef1c ti\u1ebfp.<\/li>\n\n\n\n
            • B\u1ed9 chuy\u1ec3n \u0111\u1ed5i bi\u1ebfn \u0111\u1ed5i hydrocarbon v\u00e0 carbon monoxide<\/strong> V\u00e0 nit\u01a1 oxit<\/strong> v\u00e0o trong c\u00e1c ch\u1ea5t \u00edt g\u00e2y h\u1ea1i h\u01a1n<\/strong> gi\u1ed1ng carbon dioxide v\u00e0 h\u01a1i n\u01b0\u1edbc<\/strong>.<\/li>\n\n\n\n
            • V\u1ecb tr\u00ed \u0111\u1eb7t \u0111\u00fang \u0111\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n kh\u00ed th\u1ea3i<\/strong> v\u00e0 gi\u1ea3m thi\u1ec3u hi\u1ec7u qu\u1ea3 kh\u00ed th\u1ea3i xe c\u1ed9<\/strong>.<\/li>\n\n\n\n
            • N\u1ebfu b\u1ed9 chuy\u1ec3n \u0111\u1ed5i b\u1ecb l\u1ed7i, b\u1ea1n c\u00f3 th\u1ec3 nh\u1eadn th\u1ea5y m\u1ed9t \u0111\u00e8n ki\u1ec3m tra \u0111\u1ed9ng c\u01a1<\/strong>, ngh\u00e8o hi\u1ec7u su\u1ea5t xe<\/strong>ho\u1eb7c m\u00f9i l\u1ea1.<\/li>\n\n\n\n
            • Do kim lo\u1ea1i c\u00f3 gi\u00e1 tr\u1ecb<\/strong> b\u00ean trong, nguy c\u01a1 tr\u1ed9m c\u1eafp<\/strong> cao, do \u0111\u00f3 c\u1ea7n ph\u1ea3i c\u00f3 bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 m\u1ea1nh m\u1ebd.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

              T\u00ecm hi\u1ec3u v\u1ecb tr\u00ed ch\u00ednh x\u00e1c c\u1ee7a b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u, c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a n\u00f3 trong h\u1ec7 th\u1ed1ng x\u1ea3 v\u00e0 l\u00fd do t\u1ea1i sao n\u00f3 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 gi\u1ea3m l\u01b0\u1ee3ng kh\u00ed th\u1ea3i \u0111\u1ed9c h\u1ea1i t\u1eeb xe c\u1ed9.<\/p>","protected":false},"author":1,"featured_media":4797,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"googlesitekit_rrm_CAowgdPcCw:productID":"","footnotes":""},"categories":[98],"tags":[528,1026,34,32,482,26,1027],"class_list":["post-4792","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guide","tag-car-maintenance","tag-catalytic-converter-location","tag-emission-control","tag-exhaust-system","tag-oxygen-sensor","tag-three-way-catalytic-converter","tag-where-is-catalytic-converter"],"_links":{"self":[{"href":"https:\/\/3waycatalyst.com\/vi\/wp-json\/wp\/v2\/posts\/4792","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/3waycatalyst.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/3waycatalyst.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/3waycatalyst.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/3waycatalyst.com\/vi\/wp-json\/wp\/v2\/comments?post=4792"}],"version-history":[{"count":0,"href":"https:\/\/3waycatalyst.com\/vi\/wp-json\/wp\/v2\/posts\/4792\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/3waycatalyst.com\/vi\/wp-json\/wp\/v2\/media\/4797"}],"wp:attachment":[{"href":"https:\/\/3waycatalyst.com\/vi\/wp-json\/wp\/v2\/media?parent=4792"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/3waycatalyst.com\/vi\/wp-json\/wp\/v2\/categories?post=4792"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/3waycatalyst.com\/vi\/wp-json\/wp\/v2\/tags?post=4792"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}