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| ¸Å¿¬Àú°¨ÇÊÅÍ´Â µðÁ© ¿£Áø¿¡¼ ¹èÃâµÇ´Â ÀÔÀÚ»ó ¹°Áú(PM) ¹× À¯Çذ¡½º¸¦ Àú°¨½ÃŰ´Â ¸Å¿¬Àú°¨ÀåÄ¡ÀÇ ¼º´É °áÁ¤ÇÏ´Â Á¦Ç°ÀÔ´Ï´Ù.
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| Ư¼ö ÇÕ±Ý ¼ÒÀç(Fecralloy)¸¦ »ç¿ëÇϸç, Wall Flow ¹æ½ÄÀ¸·Î ¼³°èµÇ¾î ³ôÀº PM Àú°¨À²°ú ¾Ð·ÂÀÌ Àû°Ô °á·Á¼ ³ôÀº ³»±¸¼ºÀ» °¡Áö°í ÀÖ½À´Ï´Ù.
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| ÈÀ̹öÅØ ¸Å¿¬Àú°¨ÇÊÅÍ´Â ´Ù°ø¼ºÀÌ ¶Ù¾î³ ±Ý¼Ó¼¶À¯¸¦ ÀÌ¿ëÇÑ Wall flow À¸·Î ¸Å¿¬À» Àú°¨ÇÕ´Ï´Ù. ¹è±â°¡½º´Â ¿·ÁÀÖ´Â Åë·Î¸¦ ÅëÇÏ¿© ±Ý¼Ó¼¶À¯ ÇÊÅ͸¦ Åë°úÇÏ¿© ¹Ý´ëÆí Åë·Î·Î ÅëÇÏ¿© ¹èÃâµË´Ï´Ù. ÀÔÀÚ»ó¹°Áú(PM)Àº ±Ý¼Ó¼¶À¯ Ç¥¸é¿¡ ¸ð¾ÆÁö°Ô µË´Ï´Ù.
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| ÈÀ̹öÅØ ÇÊÅÍ´Â µðÁ© ¿£Áø¿¡¼ ¹èÃâµÇ´Â ¸Å¿¬(Soot)À» 65% ÀÌ»ó Àú°¨½ÃÄÑÁÝ´Ï´Ù. ¶ÇÇÑ Soot Loading ¾ç¿¡ ´Ù¸¥ Æ÷ÁýÀ² ºÐ¼®°á°ú 10g/L Æ÷Áý½Ã¿¡µµ 60%ÀÌ»ó À¯ÁöÇÕ´Ï´Ù. ´Ù°ø¼ºÀÌ ¿ì¼öÇÑ Æ¯¼öÇÕ±ÝÀ» »ç¿ëÇÏ¿©, µðÁ©¿£Áø ÀÛµ¿½Ã ¸Å¿¬ Àú°¨ È¿À²ÀÌ ¿ì¼öÇϰí, Â÷¾ÐÀÌ ³·¾Æ ¿£Áø Ãæ°ÝÀÌ Àû½À´Ï´Ù.
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| Contents |
Codierite |
SiC |
Fecralloy (FiberTech) |
| Material |
Strength (MPa) |
1 |
6 |
540 |
| Thermal Shock Resistance (¥ÄT) |
100 |
600 |
- |
| Heat Resistance (¡É) |
1,200 |
1,500 |
1,200 |
| Thermal Conductivity (W/mK) |
2 |
6 |
16 |
| Specific Heat (kJ/kg¡É) |
1 |
0.67 |
0.5 |
| Heat Expansion (¡¿10-6¡É-1) |
1 |
1.74 |
11 |
| Melting Point (¡É) |
1,450 |
2,400 |
1,530 |
| Density (g/§¨) |
2.5 |
3.2 |
7.22 |
| Performance |
Porosity (%) |
54 |
45~55 |
90 |
| Specific Surface Area (§³/§¤) |
0.8~2.5 |
1~2.5 |
0.7~1.5 |
| DP (mbar) |
Fresh |
65 |
85 |
20 |
| soot loading |
|
|
140(8g/§¤) |
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