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³í¹®¸í ±¤Ã˸ŠÆäÀÎÆ®¿Í UV ·¥ÇÁÀÇ NOx(Áú¼Ò»êÈ­¹°) ³óµµ º¯È­ Mock-up ½ÇÇè / Mock-up Test on NOx Concentration of Photocatalytic Paint and UV Lamps
ÀúÀÚ¸í ¼Û¿ë¿ì(Yong Woo Song)½Äº°ÀúÀÚ ; ±è¹Î¿µ(Min Young Kim)½Äº°ÀúÀÚ ; ±è¹Ì¿¬(Mi Yeon Kim)½Äº°ÀúÀÚ ; ¹ÚÁøö(Jin Chul Park)
¹ßÇà»ç ´ëÇѼ³ºñ°øÇÐȸ
¼ö·Ï»çÇ× ¼³ºñ°øÇÐ³í¹®Áý, Vol.31 No.09 (2019-09)
ÆäÀÌÁö ½ÃÀÛÆäÀÌÁö(411) ÃÑÆäÀÌÁö(9)
ISSN 1229-6422
ÁÖÁ¦ºÐ·ù ȯ°æ¹×¼³ºñ
ÁÖÁ¦¾î »êȭƼź; ±¤Ã˸Å; Áú¼Ò»êÈ­¹°; ½Ç¹° ½ÇÇè; Àڿܼ± Àü±¸ ; TiO2; Photocatalyst; NOx; Mock-up Test; UV Lamp
¿ä¾à1 º» ¿¬±¸´Â ¹Ì¼¼¸ÕÁöÀÇ 2Â÷ ¿À¿°¹°Áú Àú°¨À» À§ÇÑ TiO2¸¦ È¥ÇÕÇÑ ±¤Ã˸ŠÆäÀÎÆ®¿Í UV ·¥ÇÁ¿¡ µû¸¥ NOx ³óµµ º¯È­¸¦ Mock-up ½ÇÇèÀ» ÅëÇØ ½Ç½ÃÇÑ °ÍÀ¸·Î ±× ¿¬±¸°á°ú¸¦ ¿ä¾àÇÏ¸é ´ÙÀ½°ú °°´Ù.
ù°, »êȭƼź(TiO2)À» È°¿ëÇÑ ±¤Ã˸Ŵ Àڿܼ±°úÀÇ ±¤¹ÝÀÀÀ» ÅëÇÏ¿© 2Â÷ ¿À¿°¹°Áú ¹ß»ýÀ» °¨¼Ò½Ãų ¼ö ÀÖ´Â ´ëÇ¥ÀûÀÎ ¹°Áú·Î ¾Ë·ÁÁ® ÀÖ´Ù. ±×·¯³ª, ½Ç³»ÀÎ °æ¿ì Àڿܼ± µµÀÔÀÌ ¾î·Æ°í ±¤¿øµµ ¾àÇÏ¿© Áö±Ý±îÁö »ç¿ëÀÌ ½±Áö ¾ÊÀº ÇüÆíÀ̾ú´Ù. ÃÖ±Ù ±â¼úÀÇ ¹ß´Þ·Î ´ëÇ¥ÀûÀÎ °ÇÃà ÀÚÀç Áß ÆäÀÎÆ®¿¡ ±¤Ã˸Ÿ¦ È¥ÇÕÇÑ Àç·á°¡ NOx ³óµµ¸¦ °¨¼ÒÇÑ´Ù°í Çϴµ¥ ¾ÆÁ÷±îÁö °ËÁõµÇÁö ¾ÊÀº »óȲÀÌ´Ù.
µÑ° º» ¿¬±¸¿¡¼­ Mock up ½ÇÇèÀ» ÅëÇÏ¿© ±¤Ã˸ŠÆäÀÎÆ®°¡ µµÆ÷µÈ ¹ÐÆóµÈ ½Ç³»¿¡¼­ UV ·¥ÇÁ ON/OFF¿¡ µû¸¥ NOx ³óµµ º¯È­¸¦ È®ÀÎÇÑ °á°ú UV·¥ÇÁ ON »óÅ°¡ OFF »óÅ¿¡ ºñÇØ ¾à 11.87%(3ȸ Æò±Õ °ª) Á¤µµ NOx ³óµµ°¡ °¨¼ÒµÇ´Â °ÍÀ» È®ÀÎÇÏ¿´´Ù.
¼Â°, ±¤Ã˸ŠÆäÀÎÆ®°¡ µµÆ÷µÈ º®¸é¿¡ UV ·¥ÇÁ ±¤·®Å©±â¸¦ 2¹è, 4¹è, 6¹è·Î Áõ°¡Çϸ鼭 Áú¼Ò»êÈ­¹°(NOx) ³óµµº¯È­¸¦ ÃøÁ¤ÇÑ °á°ú ±¤·®ÀÇ Áõ°¡¿¡ µû¶ó NOx ³óµµ Àú°¨ÀÌ ºñ·ÊÇÏÁø ¾Ê´Â °ÍÀ¸·Î ³ªÅ¸³µ´Ù. ±×·¯³ª, UV ·¥ÇÁÀÇ ±¤·®ÀÌ ¾à 0.25 mW/cm2º¸´Ù 2¹èÀÎ 0.5 mW/cm2¿¡¼­ °¡Àå ³ôÀº Àý°¨À²(3ȸ Æò±Õ 18.6%)À» ³ªÅ¸³»°í ÀÖ¾ú´Ù. ¶ÇÇÑ, ¸¶Âù°¡Áö·Î ±¤Ã˸ŠÆäÀÎÆ®¿¡¼­ UV ·¥ÇÁ°¡µ¿½Ã(ON)¿¡ ·¥ÇÁºñ°¡µ¿½Ã(OFF) º¸´Ù Áú¼Ò»êÈ­¹°(NOx) ³óµµ´Â 15.44%~18.60% Àú°¨µÇ°í ÀÖÀ½À» È®ÀÎÇÏ¿´´Ù.
ÃßÈÄ ±¤Ã˸ÅÆäÀÎÆ®ÀÇ ¸éÀû°ú UV ·¥ÇÁ ±¤·®ÀÇ Å©±â¿¡ µû¸¥ Áú¼Ò»êÈ­¹°(NOx) ³óµµ º¯È­¿¡ ´ëÇÑ ¼¼ºÎ Èļӿ¬±¸°¡ ´õ ÇÊ¿äÇÑ °ÍÀ¸·Î »ç·áµÈ´Ù.
¿ä¾à2 The objective of this study was to confirm the effect of nitrogen oxide reduction, which is a representative precursor of Particulate Matter in paint containing TiO2 (Titanic Oxide) photocatalyst. For photochemical reaction, A mock-up experiment using UV lamp was performed. TiO2 photocatalytic paint was applied to plaster board, which is a typical indoor finishing material. The concentration of nitrogen oxide was confirmed by changing UV lamp ON/OFF and UV lamp luminance. As a result, it was confirmed that the concentration reduction of TiO2 photocatalysts was changed based on the amount of light by reducing the concentration of nitrogen oxides by photochemical reaction. However, there was no proportional change in the concentration of nitrogen oxides as the amount of light increased.
¼ÒÀåó ´ëÇѼ³ºñ°øÇÐȸ
¾ð¾î Çѱ¹¾î
DOI https://doi.org/10.6110/KJACR.2019.31.9.411
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