{"id":6438,"date":"2026-02-27T19:31:21","date_gmt":"2026-02-28T03:31:21","guid":{"rendered":"https:\/\/3waycatalyst.com\/?p=6438"},"modified":"2026-02-27T19:31:23","modified_gmt":"2026-02-28T03:31:23","slug":"three-way-catalytic-converter-gpf-dpf","status":"publish","type":"post","link":"https:\/\/3waycatalyst.com\/vi\/three-way-catalytic-converter-gpf-dpf\/","title":{"rendered":"B\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u: 7 s\u1ef1 th\u1eadt thi\u1ebft y\u1ebfu v\u1ec1 GPF so v\u1edbi DPF"},"content":{"rendered":"

Gi\u1edbi thi\u1ec7u<\/h2>\n\n\n\n

K\u1ef9 thu\u1eadt \u00f4 t\u00f4 hi\u1ec7n \u0111\u1ea1i \u0111ang \u0111\u1ed1i m\u1eb7t v\u1edbi m\u1ed9t th\u00e1ch th\u1ee9c quan tr\u1ecdng. C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t ph\u1ea3i gi\u1ea3m l\u01b0\u1ee3ng kh\u00ed th\u1ea3i \u0111\u1ed9c h\u1ea1i t\u1eeb \u1ed1ng x\u1ea3 \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n to\u00e0n c\u1ea7u, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c ti\u00eau chu\u1ea9n do [t\u00ean t\u1ed5 ch\u1ee9c] \u0111\u1eb7t ra.\u00a0C\u01a1 quan B\u1ea3o v\u1ec7 M\u00f4i tr\u01b0\u1eddng Hoa K\u1ef3 (EPA)<\/a>Hai c\u00f4ng ngh\u1ec7 ch\u00ednh d\u1eabn \u0111\u1ea7u n\u1ed7 l\u1ef1c n\u00e0y l\u00e0 B\u1ed9 l\u1ecdc h\u1ea1t x\u0103ng (GPF) v\u00e0 B\u1ed9 l\u1ecdc h\u1ea1t diesel (DPF). C\u1ea3 hai b\u1ed9 ph\u1eadn \u0111\u1ec1u s\u1eed d\u1ee5ng c\u1ea5u tr\u00fac t\u1ed5 ong b\u1eb1ng g\u1ed1m \u0111\u1ec3 gi\u1eef l\u1ea1i c\u00e1c h\u1ea1t mu\u1ed9i than m\u1ecbn. Tuy nhi\u00ean, thi\u1ebft k\u1ebf b\u00ean trong v\u00e0 logic ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ch\u00fang kh\u00e1c nhau \u0111\u00e1ng k\u1ec3. C\u00e1c b\u1ed9 l\u1ecdc n\u00e0y ho\u1ea1t \u0111\u1ed9ng c\u00f9ng v\u1edbi...\u00a0b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u<\/a><\/strong>\u00a0\u0110\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n lu\u00f4n tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh v\u1ec1 m\u00f4i tr\u01b0\u1eddng. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd \u0111i s\u00e2u v\u00e0o c\u00e1c kh\u00eda c\u1ea1nh k\u1ef9 thu\u1eadt, quy tr\u00ecnh t\u00e1i t\u1ea1o v\u00e0 y\u00eau c\u1ea7u b\u1ea3o tr\u00ec c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t kh\u00ed th\u1ea3i thi\u1ebft y\u1ebfu n\u00e0y.<\/p>\n\n\n\n

Vai tr\u00f2 c\u01a1 b\u1ea3n c\u1ee7a l\u1ecdc h\u1ea1t<\/h2>\n\n\n\n

\u0110\u1ed9ng c\u01a1 \u0111\u1ed1t trong t\u1ea1o ra c\u00e1c h\u1ea1t v\u1eadt ch\u1ea5t (PM) trong chu k\u1ef3 \u0111\u1ed1t ch\u00e1y. \u0110\u1ed9ng c\u01a1 diesel truy\u1ec1n th\u1ed1ng t\u1ea1o ra l\u01b0\u1ee3ng l\u1edbn mu\u1ed9i than c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c. Ng\u01b0\u1ee3c l\u1ea1i, \u0111\u1ed9ng c\u01a1 phun x\u0103ng tr\u1ef1c ti\u1ebfp (GDI) hi\u1ec7n \u0111\u1ea1i t\u1ea1o ra c\u00e1c h\u1ea1t m\u1ecbn h\u01a1n, kh\u00f3 nh\u00ecn th\u1ea5y h\u01a1n. Nh\u1eefng h\u1ea1t n\u00e0y g\u00e2y ra nh\u1eefng r\u1ee7i ro \u0111\u00e1ng k\u1ec3 cho s\u1ee9c kh\u1ecfe. Do \u0111\u00f3, c\u00e1c k\u1ef9 s\u01b0 t\u00edch h\u1ee3p h\u1ec7 th\u1ed1ng l\u1ecdc v\u00e0o d\u00f2ng kh\u00ed th\u1ea3i, m\u1ed9t quy tr\u00ecnh \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 chi ti\u1ebft trong\u00a0H\u01b0\u1edbng d\u1eabn k\u1ef9 thu\u1eadt c\u1ee7a DieselNet<\/a>.<\/p>\n\n\n\n

B\u1ed9 l\u1ecdc h\u1ea1t diesel (DPF) \u0111\u00f3ng vai tr\u00f2 l\u00e0 l\u1edbp b\u1ea3o v\u1ec7 ch\u00ednh cho h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng diesel. N\u00f3 thu gi\u1eef l\u01b0\u1ee3ng mu\u1ed9i than l\u1edbn tr\u01b0\u1edbc khi ch\u00fang tho\u00e1t ra \u1ed1ng x\u1ea3. B\u1ed9 l\u1ecdc kh\u00ed th\u1ea3i (GPF) gi\u1ea3i quy\u1ebft nh\u1eefng th\u00e1ch th\u1ee9c ri\u00eang c\u1ee7a \u0111\u1ed9ng c\u01a1 phun nhi\u00ean li\u1ec7u tr\u1ef1c ti\u1ebfp (GDI). Nh\u1eefng \u0111\u1ed9ng c\u01a1 n\u00e0y c\u00f3 hi\u1ec7u su\u1ea5t nhi\u00ean li\u1ec7u cao nh\u01b0ng l\u1ea1i th\u1ea3i ra l\u01b0\u1ee3ng l\u1edbn c\u00e1c h\u1ea1t m\u1ecbn. C\u1ea3 hai h\u1ec7 th\u1ed1ng \u0111\u1ec1u d\u1ef1a v\u00e0o c\u00e1c v\u00e1ch x\u1ed1p \u0111\u1ec3 t\u00e1ch ch\u1ea5t r\u1eafn kh\u1ecfi kh\u00ed th\u1ea3i.<\/p>\n\n\n\n

S\u1ef1 ph\u1ed1i h\u1ee3p hi\u1ec7u qu\u1ea3 v\u1edbi b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u<\/h2>\n\n\n\n

Trong c\u00e1c xe ch\u1ea1y x\u0103ng, b\u1ed9 l\u1ecdc h\u1ea1t diesel (GPF) kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp. N\u00f3 duy tr\u00ec m\u1ed1i quan h\u1ec7 ch\u1eb7t ch\u1ebd v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn kh\u00e1c.\u00a0b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u<\/strong><\/a>. C\u00e1c\u00a0b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u<\/a><\/strong>\u00a0B\u1ed9 l\u1ecdc h\u1ea1t th\u00f4 (GPF) x\u1eed l\u00fd c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m d\u1ea1ng kh\u00ed nh\u01b0 carbon monoxide (CO), oxit nit\u01a1 (NOx) v\u00e0 hydrocarbon (HC). C\u00e1c k\u1ef9 s\u01b0 th\u01b0\u1eddng \u0111\u1eb7t GPF ngay sau...\u00a0b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u<\/strong><\/a>.<\/p>\n\n\n\n

M\u1ed9t s\u1ed1 thi\u1ebft k\u1ebf ti\u00ean ti\u1ebfn th\u1eadm ch\u00ed c\u00f2n k\u1ebft h\u1ee3p hai th\u00e0nh ph\u1ea7n n\u00e0y. C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t ph\u1ee7 m\u1ed9t l\u1edbp x\u00fac t\u00e1c tr\u1ef1c ti\u1ebfp l\u00ean ch\u1ea5t n\u1ec1n GPF. H\u1ec7 th\u1ed1ng x\u00fac t\u00e1c \u201cb\u1ed1n chi\u1ec1u\u201d n\u00e0y ti\u1ebft ki\u1ec7m kh\u00f4ng gian v\u00e0 gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng. N\u00f3 cho ph\u00e9p b\u1ed9 l\u1ecdc oxy h\u00f3a c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m d\u1ea1ng kh\u00ed \u0111\u1ed3ng th\u1eddi gi\u1eef l\u1ea1i mu\u1ed9i than. M\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao g\u1ea7n\u00a0b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u<\/strong>\u00a0<\/a>\u0110i\u1ec1u n\u00e0y c\u00f3 l\u1ee3i cho b\u1ed9 l\u1ecdc GPF. N\u00f3 \u0111\u1ea3m b\u1ea3o b\u1ed9 l\u1ecdc \u0111\u1ea1t \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 c\u1ea7n thi\u1ebft \u0111\u1ec3 oxy h\u00f3a mu\u1ed9i than li\u00ean t\u1ee5c.<\/p>\n\n\n\n

So s\u00e1nh k\u1ef9 thu\u1eadt: GPF so v\u1edbi DPF<\/h2>\n\n\n\n
T\u00ednh n\u0103ng<\/th>B\u1ed9 l\u1ecdc h\u1ea1t diesel (DPF)<\/th>B\u1ed9 l\u1ecdc h\u1ea1t x\u0103ng (GPF)<\/th><\/tr><\/thead>
Nhi\u00ean li\u1ec7u ch\u00ednh<\/strong><\/td>D\u1ea7u diesel<\/td>X\u0103ng (GDI)<\/td><\/tr>
Nhi\u1ec7t \u0111\u1ed9 kh\u00ed th\u1ea3i<\/strong><\/td>Nhi\u1ec7t \u0111\u1ed9 th\u1ea5p h\u01a1n (300\u00b0C \u2013 500\u00b0C)<\/td>Cao h\u01a1n (600\u00b0C \u2013 800\u00b0C)<\/td><\/tr>
L\u01b0\u1ee3ng b\u1ed3 h\u00f3ng<\/strong><\/td>Cao<\/td>Th\u1ea5p \u0111\u1ebfn trung b\u00ecnh<\/td><\/tr>
Lo\u1ea1i t\u00e1i t\u1ea1o<\/strong><\/td>N\u0103ng \u0111\u1ed9ng v\u00e0 ph\u1ee9c t\u1ea1p<\/td>B\u1ecb \u0111\u1ed9ng v\u00e0 Li\u00ean t\u1ee5c<\/td><\/tr>
\u0110\u1ed9 x\u1ed1p<\/strong><\/td>Ph\u1ea7n d\u01b0\u1edbi (C\u1ea5u tr\u00fac v\u1eefng ch\u1eafc)<\/td>Cao h\u01a1n (C\u1ea5u tr\u00fac nh\u1eb9 h\u01a1n)<\/td><\/tr>
\u00c1p su\u1ea5t ng\u01b0\u1ee3c<\/strong><\/td>T\u00e1c \u0111\u1ed9ng l\u1edbn h\u01a1n \u0111\u1ebfn hi\u1ec7u su\u1ea5t<\/td>\u00cdt \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t<\/td><\/tr>
G\u1ea7n TWC<\/strong><\/td>Th\u01b0\u1eddng l\u00e0 ri\u00eang bi\u1ec7t<\/td>Th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p ho\u1eb7c li\u1ec1n k\u1ec1<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

C\u01a1 ch\u1ebf h\u1ed3i ph\u1ee5c: Ch\u1ee7 \u0111\u1ed9ng so v\u1edbi th\u1ee5 \u0111\u1ed9ng<\/h2>\n\n\n\n

Qu\u00e1 tr\u00ecnh t\u00e1i t\u1ea1o m\u00f4 t\u1ea3 vi\u1ec7c \u0111\u1ed1t ch\u00e1y mu\u1ed9i than t\u00edch t\u1ee5. N\u1ebfu kh\u00f4ng c\u00f3 qu\u00e1 tr\u00ecnh n\u00e0y, b\u1ed9 l\u1ecdc s\u1ebd b\u1ecb t\u1eafc ngh\u1ebdn v\u00e0 l\u00e0m t\u0103ng \u00e1p su\u1ea5t ng\u01b0\u1ee3c. \u0110i\u1ec1u n\u00e0y cu\u1ed1i c\u00f9ng s\u1ebd l\u00e0m \u0111\u1ed9ng c\u01a1 ch\u1ebft m\u00e1y.<\/p>\n\n\n\n

DPF: Ph\u01b0\u01a1ng ph\u00e1p ti\u1ebfp c\u1eadn ch\u1ee7 \u0111\u1ed9ng<\/h3>\n\n\n\n

Kh\u00ed th\u1ea3i diesel th\u01b0\u1eddng t\u01b0\u01a1ng \u0111\u1ed1i m\u00e1t trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh b\u00ecnh th\u01b0\u1eddng. N\u00f3 hi\u1ebfm khi \u0111\u1ea1t \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 600\u00b0C c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ed1t ch\u00e1y mu\u1ed9i than m\u1ed9t c\u00e1ch t\u1ef1 nhi\u00ean. Do \u0111\u00f3, B\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9ng c\u01a1 (ECU) c\u1ee7a xe ph\u1ea3i k\u00edch ho\u1ea1t "qu\u00e1 tr\u00ecnh t\u00e1i t\u1ea1o ch\u1ee7 \u0111\u1ed9ng". H\u1ec7 th\u1ed1ng s\u1ebd b\u01a1m th\u00eam nhi\u00ean li\u1ec7u v\u00e0o xi-lanh ho\u1eb7c d\u00f2ng kh\u00ed th\u1ea3i. Nhi\u00ean li\u1ec7u n\u00e0y s\u1ebd ch\u00e1y v\u00e0 l\u00e0m t\u0103ng nhi\u1ec7t \u0111\u1ed9 c\u1ee7a b\u1ed9 l\u1ecdc h\u1ea1t diesel (DPF). Qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u00f2i h\u1ecfi c\u00e1c \u0111i\u1ec1u ki\u1ec7n l\u00e1i xe c\u1ee5 th\u1ec3, ch\u1eb3ng h\u1ea1n nh\u01b0 duy tr\u00ec t\u1ed1c \u0111\u1ed9 cao tr\u00ean \u0111\u01b0\u1eddng cao t\u1ed1c. Nh\u1eefng chuy\u1ebfn \u0111i ng\u1eafn th\u01b0\u1eddng xuy\u00ean s\u1ebd c\u1ea3n tr\u1edf qu\u00e1 tr\u00ecnh t\u00e1i t\u1ea1o DPF th\u00e0nh c\u00f4ng.<\/p>\n\n\n\n

GPF: L\u1ee3i th\u1ebf th\u1ee5 \u0111\u1ed9ng<\/h3>\n\n\n\n

\u0110\u1ed9ng c\u01a1 x\u0103ng ho\u1ea1t \u0111\u1ed9ng \u1edf nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n nhi\u1ec1u. Kh\u00ed th\u1ea3i th\u01b0\u1eddng v\u01b0\u1ee3t qu\u00e1 \u0111i\u1ec3m b\u1eaft l\u1eeda c\u1ee7a mu\u1ed9i than trong qu\u00e1 tr\u00ecnh l\u00e1i xe b\u00ecnh th\u01b0\u1eddng. Do \u0111\u00f3, b\u1ed9 l\u1ecdc h\u1ea1t x\u0103ng (GPF) s\u1eed d\u1ee5ng c\u01a1 ch\u1ebf "t\u00e1i t\u1ea1o th\u1ee5 \u0111\u1ed9ng". Mu\u1ed9i than li\u00ean t\u1ee5c b\u1ecb \u0111\u1ed1t ch\u00e1y khi ng\u01b0\u1eddi l\u00e1i v\u1eadn h\u00e0nh xe. Giai \u0111o\u1ea1n gi\u1ea3m t\u1ed1c t\u1ea1o ra m\u00f4i tr\u01b0\u1eddng gi\u00e0u oxy. Oxy n\u00e0y \u0111\u1ea9y nhanh qu\u00e1 tr\u00ecnh oxy h\u00f3a carbon b\u1ecb gi\u1eef l\u1ea1i. V\u00ec l\u00fd do n\u00e0y, GPF hi\u1ebfm khi g\u1eb7p ph\u1ea3i c\u00e1c v\u1ea5n \u0111\u1ec1 t\u1eafc ngh\u1ebdn th\u01b0\u1eddng th\u1ea5y \u1edf h\u1ec7 th\u1ed1ng diesel.<\/p>\n\n\n\n

\"What-Is-a-Gasoline-Particulate-Filter-Catalytic-Converter\"<\/a>
What-Is-a-Gasoline-Particulate-Filter-Catalytic-Converter<\/a><\/figcaption><\/figure>\n\n\n\n

Khoa h\u1ecdc V\u1eadt li\u1ec7u v\u00e0 Thi\u1ebft k\u1ebf K\u1ebft c\u1ea5u<\/h2>\n\n\n\n

C\u00e1c k\u1ef9 s\u01b0 l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u d\u1ef1a tr\u00ean \u1ee9ng su\u1ea5t nhi\u1ec7t v\u00e0 hi\u1ec7u qu\u1ea3 l\u1ecdc. H\u1ea7u h\u1ebft c\u00e1c b\u1ed9 l\u1ecdc s\u1eed d\u1ee5ng Cordierite ho\u1eb7c Silicon Carbide.<\/p>\n\n\n\n

B\u1ed9 l\u1ecdc DPF c\u1ea7n m\u1ed9t ch\u1ea5t n\u1ec1n ch\u1eafc ch\u1eafn v\u00e0 \u0111\u1eb7c. N\u00f3 ph\u1ea3i ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 cao trong c\u00e1c chu k\u1ef3 t\u00e1i t\u1ea1o ch\u1ee7 \u0111\u1ed9ng. C\u00e1c chu k\u1ef3 n\u00e0y t\u1ea1o ra s\u1ef1 ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 \u0111\u00e1ng k\u1ec3 tr\u00ean to\u00e0n b\u1ed9 b\u1ed9 l\u1ecdc. C\u1ea5u tr\u00fac \u0111\u1eb7c gi\u00fap ng\u0103n b\u1ed9 l\u1ecdc b\u1ecb n\u1ee9t d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a \u1ee9ng su\u1ea5t.<\/p>\n\n\n\n

B\u1ed9 l\u1ecdc h\u1ea1t m\u1ecbn (GPF) \u01b0u ti\u00ean \u00e1p su\u1ea5t ng\u01b0\u1ee3c th\u1ea5p. \u0110\u1ed9ng c\u01a1 x\u0103ng r\u1ea5t nh\u1ea1y c\u1ea3m v\u1edbi c\u00e1c h\u1ea1n ch\u1ebf v\u1ec1 kh\u00ed th\u1ea3i. Do \u0111\u00f3, GPF c\u00f3 \u0111\u1ed9 x\u1ed1p cao h\u01a1n v\u00e0 th\u00e0nh m\u1ecfng h\u01a1n. Thi\u1ebft k\u1ebf n\u00e0y cho ph\u00e9p kh\u00ed th\u1ea3i l\u01b0u th\u00f4ng t\u1ef1 do h\u01a1n, gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn hi\u1ec7u su\u1ea5t nhi\u00ean li\u1ec7u v\u00e0 c\u00f4ng su\u1ea5t \u0111\u1ed9ng c\u01a1. M\u1eb7c d\u00f9 tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9 h\u01a1n, GPF v\u1eabn duy tr\u00ec hi\u1ec7u qu\u1ea3 cao, c\u00f3 th\u1ec3 lo\u1ea1i b\u1ecf h\u01a1n 90% c\u00e1c h\u1ea1t m\u1ecbn kh\u1ecfi d\u00f2ng kh\u00ed th\u1ea3i.<\/p>\n\n\n\n

K\u1ef3 v\u1ecdng v\u1ec1 b\u1ea3o tr\u00ec v\u00e0 v\u00f2ng \u0111\u1eddi s\u1ea3n ph\u1ea9m<\/h2>\n\n\n\n

C\u00e1c y\u00eau c\u1ea7u b\u1ea3o tr\u00ec s\u1ebd quy\u1ebft \u0111\u1ecbnh chi ph\u00ed s\u1edf h\u1eefu d\u00e0i h\u1ea1n c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y.<\/p>\n\n\n\n

B\u1ed9 l\u1ecdc h\u1ea1t diesel (DPF) t\u00edch t\u1ee5 tro kh\u00f4ng ch\u00e1y theo th\u1eddi gian. Tro n\u00e0y \u0111\u1ebfn t\u1eeb c\u00e1c ch\u1ea5t ph\u1ee5 gia trong d\u1ea7u \u0111\u1ed9ng c\u01a1 v\u00e0 t\u1ea1p ch\u1ea5t trong nhi\u00ean li\u1ec7u. Qu\u00e1 tr\u00ecnh t\u00e1i t\u1ea1o ch\u1ee7 \u0111\u1ed9ng kh\u00f4ng th\u1ec3 lo\u1ea1i b\u1ecf tro. Cu\u1ed1i c\u00f9ng, tro s\u1ebd l\u1ea5p \u0111\u1ea7y c\u00e1c \u00f4 l\u1ecdc. \u0110i\u1ec1u n\u00e0y \u0111\u00f2i h\u1ecfi ph\u1ea3i l\u00e0m s\u1ea1ch chuy\u00ean nghi\u1ec7p b\u1eb1ng m\u00e1y m\u00f3c chuy\u00ean d\u1ee5ng ho\u1eb7c thay th\u1ebf ho\u00e0n to\u00e0n. Ch\u1ee7 xe n\u00ean s\u1eed d\u1ee5ng d\u1ea7u \u0111\u1ed9ng c\u01a1 \u201c\u00edt SAPS\u201d \u0111\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a DPF.<\/p>\n\n\n\n

B\u1ed9 l\u1ecdc h\u1ea1t x\u0103ng (GPF) th\u01b0\u1eddng \u00edt c\u1ea7n b\u1ea3o d\u01b0\u1ee1ng. Qu\u00e1 tr\u00ecnh t\u00e1i t\u1ea1o li\u00ean t\u1ee5c c\u1ee7a ch\u00fang gi\u00fap ng\u0103n ng\u1eeba s\u1ef1 t\u00edch t\u1ee5 mu\u1ed9i than. H\u01a1n n\u1eefa, \u0111\u1ed9ng c\u01a1 x\u0103ng t\u1ea1o ra \u00edt tro h\u01a1n \u0111\u1ed9ng c\u01a1 diesel. H\u1ea7u h\u1ebft c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft k\u1ebf GPF \u0111\u1ec3 c\u00f3 tu\u1ed5i th\u1ecd t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi tu\u1ed5i th\u1ecd c\u1ee7a xe. Trong h\u1ea7u h\u1ebft c\u00e1c tr\u01b0\u1eddng h\u1ee3p, n\u00f3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t b\u1ed9 ph\u1eadn "l\u1eafp \u0111\u1eb7t v\u00e0 qu\u00ean \u0111i". Tuy nhi\u00ean, vi\u1ec7c s\u1eed d\u1ee5ng d\u1ea7u \u0111\u1ed9ng c\u01a1 ph\u00f9 h\u1ee3p v\u1eabn r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 b\u1ea3o v\u1ec7 b\u1ed9 l\u1ecdc t\u00edch h\u1ee3p.\u00a0b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u<\/a><\/strong>\u00a0v\u00e0 ch\u1ea5t n\u1ec1n l\u1ecdc.<\/p>\n\n\n\n

S\u1ef1 ti\u1ebfn h\u00f3a c\u1ee7a c\u00e1c ch\u1ea5t n\u1ec1n l\u1ecdc<\/h2>\n\n\n\n

Nh\u1eefng c\u1ea3i ti\u1ebfn g\u1ea7n \u0111\u00e2y t\u1eadp trung v\u00e0o vi\u1ec7c gi\u1ea3m th\u1eddi gian "t\u1eaft s\u00e1ng" cho c\u00e1c h\u1ec7 th\u1ed1ng ph\u00e1t x\u1ea1. Nhi\u1ec7t \u0111\u1ed9 "t\u1eaft s\u00e1ng" l\u00e0 \u0111i\u1ec3m m\u00e0 t\u1ea1i \u0111\u00f3...\u00a0b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u<\/strong>\u00a0<\/a>Tr\u1edf n\u00ean ho\u1ea1t \u0111\u1ed9ng.<\/p>\n\n\n\n

C\u00e1c k\u1ef9 s\u01b0 hi\u1ec7n nay s\u1eed d\u1ee5ng th\u00e0nh m\u1ecfng h\u01a1n v\u00e0 m\u1eadt \u0111\u1ed9 t\u1ebf b\u00e0o cao h\u01a1n. \u0110i\u1ec1u n\u00e0y l\u00e0m gi\u1ea3m kh\u1ed1i l\u01b0\u1ee3ng nhi\u1ec7t c\u1ee7a h\u1ec7 th\u1ed1ng kh\u00ed th\u1ea3i. Kh\u1ed1i l\u01b0\u1ee3ng nhi\u1ec7t th\u1ea5p h\u01a1n cho ph\u00e9p...\u00a0b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u<\/strong>\u00a0<\/a>v\u00e0 GPF gi\u00fap l\u00e0m n\u00f3ng nhanh h\u01a1n. L\u00e0m n\u00f3ng nhanh h\u01a1n gi\u00fap gi\u1ea3m l\u01b0\u1ee3ng kh\u00ed th\u1ea3i khi kh\u1edfi \u0111\u1ed9ng ngu\u1ed9i. Kh\u1edfi \u0111\u1ed9ng ngu\u1ed9i chi\u1ebfm m\u1ed9t t\u1ef7 l\u1ec7 l\u1edbn trong t\u1ed5ng l\u01b0\u1ee3ng kh\u00ed th\u1ea3i c\u1ee7a xe. B\u1eb1ng c\u00e1ch t\u1ed1i \u01b0u h\u00f3a v\u1eadt li\u1ec7u n\u1ec1n, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c c\u00e1c ti\u00eau chu\u1ea9n Euro 6d v\u00e0 Euro 7 nghi\u00eam ng\u1eb7t.<\/p>\n\n\n\n

T\u00e1c \u0111\u1ed9ng \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng v\u00e0 ph\u00e1p l\u00fd<\/h2>\n\n\n\n

C\u00e1c quy \u0111\u1ecbnh to\u00e0n c\u1ea7u th\u00fac \u0111\u1ea9y vi\u1ec7c \u00e1p d\u1ee5ng c\u00e1c b\u1ed9 l\u1ecdc n\u00e0y. Ti\u00eau chu\u1ea9n Trung Qu\u1ed1c 6 v\u00e0 Euro 6 \u0111\u1eb7t ra c\u00e1c gi\u1edbi h\u1ea1n nghi\u00eam ng\u1eb7t v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng h\u1ea1t (PN).<\/p>\n\n\n\n

\u0110\u1ed9ng c\u01a1 diesel \u0111\u00e3 s\u1eed d\u1ee5ng b\u1ed9 l\u1ecdc h\u1ea1t diesel (DPF) h\u01a1n m\u1ed9t th\u1eadp k\u1ef7 nay. Ch\u00fang \u0111\u00e3 lo\u1ea1i b\u1ecf th\u00e0nh c\u00f4ng "kh\u00f3i \u0111en" th\u01b0\u1eddng th\u1ea5y \u1edf c\u00e1c xe t\u1ea3i \u0111\u1eddi c\u0169. Gi\u1edd \u0111\u00e2y, tr\u1ecdng t\u00e2m chuy\u1ec3n sang \u0111\u1ed9ng c\u01a1 x\u0103ng. C\u00f4ng ngh\u1ec7 phun nhi\u00ean li\u1ec7u tr\u1ef1c ti\u1ebfp (GDI) \u0111\u00e3 c\u1ea3i thi\u1ec7n c\u00f4ng su\u1ea5t nh\u01b0ng l\u00e0m t\u0103ng l\u01b0\u1ee3ng h\u1ea1t m\u1ecbn. B\u1ed9 l\u1ecdc h\u1ea1t x\u0103ng (GPF) gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. N\u00f3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c xe ch\u1ea1y x\u0103ng hi\u1ec7n \u0111\u1ea1i s\u1ea1ch s\u1ebd nh\u01b0 c\u00e1c xe ch\u1ea1y diesel. C\u1ea3 hai c\u00f4ng ngh\u1ec7 \u0111\u1ec1u ho\u1ea1t \u0111\u1ed9ng v\u1edbi...\u00a0b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u<\/strong>\u00a0<\/a>\u0111\u1ec3 t\u1ea1o ra m\u1ed9t h\u1ec7 th\u1ed1ng l\u1ecdc nhi\u1ec1u giai \u0111o\u1ea1n.<\/p>\n\n\n\n

Th\u00e1ch th\u1ee9c v\u1eadn h\u00e0nh v\u00e0 kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1<\/h2>\n\n\n\n

M\u1eb7c d\u00f9 hi\u1ec7u qu\u1ea3, c\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y v\u1eabn c\u00f3 th\u1ec3 g\u1eb7p ph\u1ea3i nh\u1eefng th\u00e1ch th\u1ee9c.<\/p>\n\n\n\n

L\u1ed7i b\u1ed9 l\u1ecdc DPF th\u01b0\u1eddng b\u1eaft ngu\u1ed3n t\u1eeb c\u00e1c v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn \u201cchu k\u1ef3 l\u00e1i xe\u201d. Vi\u1ec7c l\u00e1i xe trong th\u00e0nh ph\u1ed1 khi\u1ebfn b\u1ed9 l\u1ecdc kh\u00f4ng \u0111\u1ea1t \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 t\u00e1i t\u1ea1o. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn \u201cch\u1ebf \u0111\u1ed9 h\u1ea1n ch\u1ebf c\u00f4ng su\u1ea5t\u201d khi\u1ebfn \u0111\u1ed9ng c\u01a1 b\u1ecb gi\u1ea3m hi\u1ec7u n\u0103ng. Khi \u0111\u00f3, ng\u01b0\u1eddi l\u00e1i xe ph\u1ea3i th\u1ef1c hi\u1ec7n \u201ct\u00e1i t\u1ea1o c\u01b0\u1ee1ng b\u1ee9c\u201d t\u1ea1i trung t\u00e2m d\u1ecbch v\u1ee5.<\/p>\n\n\n\n

C\u00e1c s\u1ef1 c\u1ed1 li\u00ean quan \u0111\u1ebfn GPF r\u1ea5t hi\u1ebfm g\u1eb7p nh\u01b0ng th\u01b0\u1eddng do h\u01b0 h\u1ecfng v\u1eadt l\u00fd. Va ch\u1ea1m t\u1ed1c \u0111\u1ed9 cao ho\u1eb7c hi\u1ec7n t\u01b0\u1ee3ng \u0111\u00e1nh l\u1eeda sai nghi\u00eam tr\u1ecdng c\u00f3 th\u1ec3 l\u00e0m ch\u1ea3y l\u1edbp n\u1ec1n. \u0110\u1ed9ng c\u01a1 \u0111\u00e1nh l\u1eeda sai s\u1ebd \u0111\u01b0a nhi\u00ean li\u1ec7u ch\u01b0a ch\u00e1y h\u1ebft v\u00e0o b\u1ed9 l\u1ecdc GPF n\u00f3ng.\u00a0b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u<\/a><\/strong>Nhi\u00ean li\u1ec7u n\u00e0y b\u1ed1c ch\u00e1y v\u00e0 t\u1ea1o ra hi\u1ec7n t\u01b0\u1ee3ng "tan ch\u1ea3y" c\u1ee5c b\u1ed9. B\u1ea3o d\u01b0\u1ee1ng \u0111\u1ed9ng c\u01a1 \u0111\u00fang c\u00e1ch s\u1ebd ng\u0103n ng\u1eeba nh\u1eefng s\u1ef1 c\u1ed1 nghi\u00eam tr\u1ecdng n\u00e0y.<\/p>\n\n\n\n

T\u00f3m t\u1eaft chi ph\u00ed v\u00f2ng \u0111\u1eddi<\/h2>\n\n\n\n
Nh\u00e2n t\u1ed1<\/th>DPF (Diesel)<\/th>GPF (X\u0103ng)<\/th><\/tr><\/thead>
Chi ph\u00ed ban \u0111\u1ea7u<\/strong><\/td>Cao<\/td>V\u1eeba ph\u1ea3i<\/td><\/tr>
Nhu c\u1ea7u d\u1ea7u<\/strong><\/td>D\u1ea7u c\u00f3 h\u00e0m l\u01b0\u1ee3ng tro th\u1ea5p \u0111\u1eb7c bi\u1ec7t<\/td>T\u1ed5ng h\u1ee3p ti\u00eau chu\u1ea9n<\/td><\/tr>
Kho\u1ea3ng th\u1eddi gian v\u1ec7 sinh<\/strong><\/td>100.000 \u2013 150.000 km<\/td>Tr\u1ecdn \u0111\u1eddi (Kh\u00f4ng c\u1ea7n v\u1ec7 sinh)<\/td><\/tr>
Chi ph\u00ed thay th\u1ebf<\/strong><\/td>Very High<\/td>V\u1eeba ph\u1ea3i<\/td><\/tr>
\u0110\u1ed9 tin c\u1eady<\/strong><\/td>Nh\u1ea1y c\u1ea3m v\u1edbi phong c\u00e1ch l\u00e1i xe<\/td>C\u1ef1c k\u1ef3 m\u1ea1nh m\u1ebd<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Ph\u1ea7n k\u1ebft lu\u1eadn<\/h2>\n\n\n\n

B\u1ed9 l\u1ecdc GPF v\u00e0 DPF \u0111\u1ea1i di\u1ec7n cho \u0111\u1ec9nh cao c\u1ee7a c\u00f4ng ngh\u1ec7 ki\u1ec3m so\u00e1t h\u1ea1t b\u1ee5i. M\u1eb7c d\u00f9 ch\u00fang c\u00f3 chung m\u1ee5c ti\u00eau, nh\u01b0ng con \u0111\u01b0\u1eddng d\u1eabn \u0111\u1ebfn th\u00e0nh c\u00f4ng c\u1ee7a ch\u00fang l\u1ea1i kh\u00e1c nhau. DPF x\u1eed l\u00fd mu\u1ed9i than n\u1eb7ng th\u00f4ng qua can thi\u1ec7p nhi\u1ec7t ch\u1ee7 \u0111\u1ed9ng. GPF t\u1eadn d\u1ee5ng nhi\u1ec7t \u0111\u1ed9 cao t\u1ef1 nhi\u00ean c\u1ee7a kh\u00ed th\u1ea3i x\u0103ng \u0111\u1ec3 l\u00e0m s\u1ea1ch th\u1ee5 \u0111\u1ed9ng. C\u1ea3 hai h\u1ec7 th\u1ed1ng \u0111\u1ec1u d\u1ef1a tr\u00ean n\u1ec1n t\u1ea3ng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a...\u00a0b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u<\/strong><\/a>\u00a0\u0110\u1ec3 trung h\u00f2a c\u00e1c ch\u1ea5t \u0111\u1ed9c d\u1ea1ng kh\u00ed. Hi\u1ec3u \u0111\u01b0\u1ee3c nh\u1eefng kh\u00e1c bi\u1ec7t n\u00e0y gi\u00fap c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t ch\u1ebf t\u1ea1o nh\u1eefng chi\u1ebfc xe t\u1ed1t h\u01a1n. N\u00f3 c\u0169ng gi\u00fap ng\u01b0\u1eddi ti\u00eau d\u00f9ng b\u1ea3o d\u01b0\u1ee1ng xe c\u1ee7a h\u1ecd \u0111\u1ec3 g\u00f3p ph\u1ea7n b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng s\u1ea1ch h\u01a1n. Khi ch\u00fang ta h\u01b0\u1edbng t\u1edbi c\u00e1c ti\u00eau chu\u1ea9n nghi\u00eam ng\u1eb7t h\u01a1n, c\u00e1c b\u1ed9 l\u1ecdc n\u00e0y s\u1ebd ti\u1ebfp t\u1ee5c \u0111\u01b0\u1ee3c c\u1ea3i ti\u1ebfn. Ch\u00fang v\u1eabn l\u00e0 y\u1ebfu t\u1ed1 thi\u1ebft y\u1ebfu cho t\u01b0\u01a1ng lai c\u1ee7a \u0111\u1ed9ng c\u01a1 \u0111\u1ed1t trong.<\/p>","protected":false},"excerpt":{"rendered":"

T\u00ecm hi\u1ec3u s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa h\u1ec7 th\u1ed1ng GPF v\u00e0 DPF. Kh\u00e1m ph\u00e1 c\u00e1ch ch\u00fang ho\u1ea1t \u0111\u1ed9ng c\u00f9ng v\u1edbi b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c ba chi\u1ec1u \u0111\u1ec3 gi\u1ea3m l\u01b0\u1ee3ng kh\u00ed th\u1ea3i v\u00e0 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t.<\/p>","protected":false},"author":1,"featured_media":6440,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"googlesitekit_rrm_CAowgdPcCw:productID":"","footnotes":""},"categories":[98],"tags":[467,1686,542,34,1685,382,1564,99],"class_list":["post-6438","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guide","tag-automotive-technology","tag-diesel-soot","tag-dpf","tag-emission-control","tag-gdi-engine","tag-gpf","tag-particulate-filter","tag-three-way-catalytic-converter-2"],"_links":{"self":[{"href":"https:\/\/3waycatalyst.com\/vi\/wp-json\/wp\/v2\/posts\/6438","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=6438"}],"version-history":[{"count":0,"href":"https:\/\/3waycatalyst.com\/vi\/wp-json\/wp\/v2\/posts\/6438\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/3waycatalyst.com\/vi\/wp-json\/wp\/v2\/media\/6440"}],"wp:attachment":[{"href":"https:\/\/3waycatalyst.com\/vi\/wp-json\/wp\/v2\/media?parent=6438"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/3waycatalyst.com\/vi\/wp-json\/wp\/v2\/categories?post=6438"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/3waycatalyst.com\/vi\/wp-json\/wp\/v2\/tags?post=6438"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}