
● Eria tele o le fogāeleele patino: ia mautinoa le avanoa atoatoa i le kasa e alu ese ai le vai fa'atasi ai ma le mea fa'atupu fa'alavelave.
● Miti mautu o le vai: ia mautinoa o loʻo pipii lelei le catalyst i luga o le mea e feaveaʻi ai le catalyst.
● Fa'amafanafana: a uma ona fa'aola le afi, e mafai e le vevela o le mea e feavea'i ai ona o'o atu i le vevela o le fa'agaoioiga o le catalyst i se taimi pu'upu'u e mafai ai.
● E itiiti le tete'e atu o le afi i le paipa 'asu: e la'ititi le tete'e atu o le afi i le paipa 'asu, ina ia mautinoa e le afaina ai le fa'atinoga o le afi.
● Malosi tele: o le siosiomaga fa'agaoioia o le mea e feavea'i ai le catalyst o lo'o i totonu o le ta'avale gatete, o lea e tatau ai ona malosi tele le mea e feavea'i ai le catalyst e aunoa ma le fa'aleagaina mai fafo.
● Fa'apotopotoga lelei: o le aveta'avale o se vaega fa'apotopotoga o le ausa, na'o foliga lelei ma fua sa'o e mafai ona fa'amautinoa le fa'apotopotoga atoatoa.
| Mea | Iunite | Fa'asinomaga Fa'atekinolosi |
| Anotusi Sic | % | >90 |
| Mafiafia o sela | CPSI | 200 |
| Mafiafia o le puipui | mm | 0.35-0.41 |
| Umi o le sela | mm | 1.2-1.45 |
| Porosity foliga vaaia | % | 42-60 |
| Tele o pu i le ogatotonu | m | 12-20 |
| Malosiaga o le fa'apipi'i fa'alava | Mpa | >2.3 |
| Malosiaga fa'apipi'i fa'atulagaina | Mpa | 10-18 |
| Fa'atusatusaga o le fa'alauteleina o le vevela (40-800ºC) | 10-6 /ºC | 4.3-4.4 |
| Fa'avevela (500ºC) | W/mK | 14-22 |
| Saosaoa o le pu'eina | % | >95 |
| Mafiafia tele | Kg/L | 0.8 |
| Vaega faamama | m²/L | 0.75 |
| Vevela fa'amalūlūina | ºC | 1400 |
| Foliga | Mafiafia o pu (pu/inisi2) | Tele (mm) | Tele (inisi) |
| Lapotopoto | 300 CPSI | Φ101.6 x152.4 | 4×6 |
| Lapotopoto | 300 CPSI | Φ118.4 x100 | 4.66×3.94 |
| Lapotopoto | 300 CPSI | Φ118.4 x152.4 | 4.66×6 |
| Lapotopoto | 300 CPSI | Φ150 x100 | 5.9×3.94 |
| Lapotopoto | 300 CPSI | Φ170 x100 | 6.69×3.94 |
| Lapotopoto | 300 CPSI | Φ190 x100 | 7.48×3.94 |
| Lapotopoto | 300 CPSI | Φ210 x130 | 8.26×5.12 |
| Lapotopoto | 300 CPSI | Φ240 x76.2 | 9.45×3 |
| Lapotopoto | 300 CPSI | Φ240 x100 | 9.45×3.94 |
| Oval | 300 CPSI | Φ120.6 x 80 x 152.4 | 4.75×3.15×6 |
| Oval | 300 CPSI | Φ144.8 x 81.3 x 152.4 | 5.7×3.2×6 |
| Oval | 300 CPSI | Φ169.7 x 80.8 x 115 | 6.68×3.18×4.52 |
| Lapotopoto | 400 CPSI | Φ150 x100 | 5.9×3.94 |
| Lapotopoto | 400 CPSI | Φ144 x 152.4 | 5.66×6 |
| Lapotopoto | 400 CPSI | Φ118.4 x 152.4 | 4.66×6 |
| Lapotopoto | 400 CPSI | Φ115.4 x 152.4 | 4.54×6 |
| Lapotopoto | 400 CPSI | Φ106 x 100 | 4.17×3.94 |
| Lapotopoto | 400 CPSI | Φ103 x 100 | 4.05×3.94 |
| Lapotopoto | 400 CPSI | Φ101.6 x 152.4 | 4×6 |
| Lapotopoto | 400 CPSI | Φ100 x 100 | 3.94×3.94 |
| Lapotopoto | 400 CPSI | Φ93 x 152.4 | 3.66×6 |
| Lapotopoto | 400 CPSI | Φ83 x 152.4 | 3.26×6 |
| Lapotopoto | 400 CPSI | Φ80 x 100 | 3.15×3.94 |
| Lapotopoto | 400 CPSI | Φ76.2×50 | 3×1.97 |
| Lapotopoto | 400 CPSI | Φ60×85 | 2.36×3.34 |
| Oval | 400 CPSI | Φ169 x 85.7 x 115 | 6.65 x 3.37 x 4.52 |
| Oval | 400 CPSI | Φ169 x 80.8 x 115 | 6.65 x 3.18 x 4.52 |
| Oval | 400 CPSI | Φ148 x 84 x 152.4 | 5.82 x 3.3 x 6 |
| Oval | 400 CPSI | Φ144.8 x 81.3 x 152.4 | 5.7 x 3.2 x 6 |
| Oval | 400 CPSI | Φ127 x 63.5 x 152.4 | 5 x 2.5 x 6 |
| Oval | 400 CPSI | Φ93 x 61 x 90 | 3.66 x2.4 x 3.54 |
| Oval | 400 CPSI | Φ120.6 x 80 x 152.4 | 4.75 x 3.15 x6 |
| Oval | 400 CPSI | Φ143 x 98 x 152.4 | 5.63 x 3.86 x 6 |
| Oval | 400 CPSI | Φ147 x 95 x 152.4 | 5.78 x 3.74 x 6 |
| Oval | 400 CPSI | Φ177.8 x 114.3 x 170 | 7 x 4.5 x 6.7 |
| Lē masani | 400 CPSI | 144 x 84 x 75 | 5.67 x 3.3x 2.95 |
| Lē masani | 400 CPSI | 114 x 105 x 115 | 4.49 x 4.13 x 4.52 |
| Lē masani | 400 CPSI | 112.2 x 92 x 115 | 4.42 x 3.62 x 4.52 |
| Lē masani | 400 CPSI | 119.5 x 99.5 x 115 | 4.7 x3.92 x 4.52 |
| Lē masani | 400 CPSI | 120.2 x 108.2 x 75 | 4.73 x 4.26 x 2.95 |
| Lē masani | 400 CPSI | 122.3 x 104.4 x 80 | 4.81 x 4.11 x 3.15 |
1. E tafe mai le paipa e alu ese mai
E ulufale atu le kasa alu ese mai le diesel i le SiC DPF, o se faamama seramika e tafe i le puipui e faia i le silicon carbide.
2. Ua maileia le lefulefu
E pu'eina fasi lefulefu (asu uliuli) i puipui ma pu o le faamama, a'o ui atu ai le kesi mama.
3. E susunuina e le toe fa'afouina le lefulefu
A faaputuputu le lefulefu, o le vevela tele o le paipa e alu ese mai le asu po o le tuiina o le suauu e siitia ai le vevela o le faamama.
E susunuina le lefulefu ua maileia i le CO₂ ma le ausa o le vai, ma faʻamamāina ai le faamama.
4. Puleaina faifai pea o le faʻasaʻolotoina o le ea
E toe fai le faagasologa: e pu'eina le lefulefu e le faamama → toe fa'afouina → tausia le mama o le ausa ina ia ausia tulaga fa'atonuina o le kasa fa'asao.