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SCR(Selective Catalytic Reduction,
¼±ÅÃÀû Ã˸Šȯ¿ø)À̶õ Ã˸Ÿ¦ »ç¿ëÇÏ¿© Áú¼Ò»êȹ°(NOx)À» ȯ¿øÇÏ´Â
´ëÇ¥ÀûÀÎ
¹è¿¬Å»Áú ±â¼úÀÌ´Ù. ȯ¿øÁ¦·Î´Â ¾Ï¸ð´Ï¾Æ³ª Urea¸¦ »ç¿ëÇÏ¿© ¹ÝÀÀ°á°ú
NOx´Â Áú¼Ò¿Í ¼öÁõ±â·Î ȯ¿øµÈ´Ù.
ÀÌ ±â¼úÀº ´Ù¸¥ ±â¼ú¿¡ ºñÇÏ¿© Àú°¨È¿À²ÀÌ 70 ~ 90%·Î Å»Áú±â¼ú
Áß °¡Àå ³ô¾Æ »ó¾÷¿ë ¼³ºñ·Î¼ ³Î¸® »ç¿ëµÇ°í ÀÖ´Ù. |
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¾Ï¸ð´Ï¾Æ(¶Ç´Â Urea) ÁÖÀÔºÎ
- Ã˸йÝÀÀºÎ
- ¹è°¡½º Duct ºÎ |
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| 񃬣 |
SCR |
SNCR |
Low
Nox Burner |
| °³¿ä |
- Ã˸ÅÃþ¿¡ HN3¸¦
ºÐ»ç
- NOx¸¦ ȯ¿ø |
- Urea / HN3¸¦
ºÐ»ç
- NOx¸¦ ȯ¿ø |
- ´Ü°èÀû ¿¬¼Ò¹æ¹ý
- »ê¼Ò³óµµ, È¿°¿Âµµ ÀúÇÏ |
| NOx
Á¦°ÅÀ² |
70~90% |
25~50% |
30~50% |
| ÅõÀÚºñ |
³ôÀ½ |
³·À½ |
Áß°£ |
| ¿î¿µºñ |
Áß°£ |
³ôÀ½ |
³·À½ |
| °í·Á»çÇ× |
¼³Ä¡°ø°£
Ã˸żö°Å/±³Ã¼ |
¿¬¼Ò·Î
±¸Á¶
ȯ¿øÁ¦ ä·ù½Ã°£ |
Fan
¿ë·®
È¿°¾ÈÁ¤¼º |
| Á¾ÇÕÆò°¡ |
- Áß,´ë±Ô¸ð ¼³ºñ¿¡
¼³Ä¡ È®´ë |
- ¿îÀüÁ¶°Ç Á¦¾à
- ¼ÒºñÀÚ ºÒ¸¸¿äÀÎ Á¸Àç |
- ¼ÒÇü¼³ºñ¿¡ ÀûÇÕ
- NOx Á¦°ÅÀ² ÇѰè |
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| ±¹°¡ |
¹Ì
±¹ |
ÀÏ
º» |
µ¶
ÀÏ |
´ë
¸¸ |
ÇÑ ±¹ |
| `99 |
2005 |
SOx
(ppm) |
°íü |
240-480 |
½Å±Ô
70-140
±âÁ¸ 180-220 |
140-700 |
200 |
½Å±Ô
120
±âÁ¸ 150-270 |
½Å±Ô
80
±âÁ¸ 100-270 |
| ¾×ü |
350 |
140-595 |
300 |
½Å±Ô
70
±âÁ¸100-180 |
NOx
(ppm) |
°íü |
450 |
200-450 |
100-195 |
250 |
350 |
½Å±Ô
80
±âÁ¸ 150-350 |
| ¾×ü |
260 |
130-250 |
70-140 |
180 |
250 |
½Å±Ô
70
±âÁ¸ 250 |
| ±âü |
170 |
60-150 |
50-100 |
100 |
400-500 |
½Å±Ô
50
±âÁ¸ 150-350 |
Dust
(mg/m3) |
°íü |
35 |
50-100 |
50 |
32-144 |
50 |
½Å±Ô
20
±âÁ¸ 30-40 |
| ¾×ü |
40 |
40-50 |
50 |
40-50 |
½Å±Ô
20
±âÁ¸ 30-40 |
| ±âü |
40 |
30-50 |
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