{"id":372954,"date":"2024-06-23T10:33:17","date_gmt":"2024-06-23T09:33:17","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/%ec%b4%89%eb%a7%a4-%eb%b3%80%ed%99%98%ea%b8%b0%eb%8a%94-%ec%96%b4%eb%96%bb%ea%b2%8c-%eb%b0%b0%ec%b6%9c%ea%b0%80%ec%8a%a4%eb%a5%bc-%ec%a4%84%ec%9d%bc%ea%b9%8c\/"},"modified":"2024-06-23T10:33:17","modified_gmt":"2024-06-23T09:33:17","slug":"%ec%b4%89%eb%a7%a4-%eb%b3%80%ed%99%98%ea%b8%b0%eb%8a%94-%ec%96%b4%eb%96%bb%ea%b2%8c-%eb%b0%b0%ec%b6%9c%ea%b0%80%ec%8a%a4%eb%a5%bc-%ec%a4%84%ec%9d%bc%ea%b9%8c","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/ko\/%ec%b4%89%eb%a7%a4-%eb%b3%80%ed%99%98%ea%b8%b0%eb%8a%94-%ec%96%b4%eb%96%bb%ea%b2%8c-%eb%b0%b0%ec%b6%9c%ea%b0%80%ec%8a%a4%eb%a5%bc-%ec%a4%84%ec%9d%bc%ea%b9%8c\/","title":{"rendered":"\ucd09\ub9e4 \ubcc0\ud658\uae30\ub294 \uc5b4\ub5bb\uac8c \ubc30\ucd9c\uac00\uc2a4\ub97c \uc904\uc77c\uae4c?"},"content":{"rendered":"

\ucd09\ub9e4 \ubcc0\ud658\uae30\ub294 \uc790\ub3d9\ucc28 \ubc30\ucd9c\uac00\uc2a4\ub97c \ub35c \ud574\ub85c\uc6b4 \ubb3c\uc9c8\ub85c \ubcc0\ud658\ud558\uc5ec \ud658\uacbd \uc624\uc5fc\uc744 \uc904\uc774\ub294 \uc911\uc694\ud55c \uc7a5\uce58\uc785\ub2c8\ub2e4. \uc791\ub3d9 \uc6d0\ub9ac\uc640 \uad6c\uc870 \uc774\ud574\ud558\uae30.<\/p>\n

\"\ucd09\ub9e4<\/p>\n

\ucd09\ub9e4 \ubcc0\ud658\uae30\ub294 \uc5b4\ub5bb\uac8c \ubc30\ucd9c\uac00\uc2a4\ub97c \uc904\uc77c\uae4c?<\/h2>\n

\uc790\ub3d9\ucc28\uc758 \ubc30\ucd9c\uac00\uc2a4\ub294 \ud658\uacbd \uc624\uc5fc\uacfc \uac74\uac15 \ubb38\uc81c\ub97c \uc77c\uc73c\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ubc30\ucd9c\uac00\uc2a4\ub97c \uc904\uc774\uae30 \uc704\ud574\uc11c \uc81c\uc870\uc0ac\ub4e4\uc740 \ucd09\ub9e4 \ubcc0\ud658\uae30\ub77c\ub294 \uc7a5\uce58\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uadf8\ub7fc \ucd09\ub9e4 \ubcc0\ud658\uae30\ub294 \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud558\uc5ec \ubc30\ucd9c\uac00\uc2a4\ub97c \uc904\uc774\uac8c \ub418\ub294 \uac78\uae4c\uc694?<\/p>\n

\ucd09\ub9e4 \ubcc0\ud658\uae30\uc758 \uc6d0\ub9ac<\/h2>\n

\ucd09\ub9e4 \ubcc0\ud658\uae30\ub294 \ubc30\ucd9c\uac00\uc2a4 \uc911\uc758 \uc720\ud574\ud55c \ubb3c\uc9c8\uc744 \ub35c \ud574\ub85c\uc6b4 \ubb3c\uc9c8\ub85c \ubcc0\ud658 \uc2dc\ud0b5\ub2c8\ub2e4. \uc774 \ubcc0\ud658 \uacfc\uc815\uc740 \uc8fc\ub85c \ub2e4\uc74c \uc138 \uac00\uc9c0 \ud654\ud559 \ubc18\uc751\uc5d0 \uc758\ud574 \uc774\ub8e8\uc5b4\uc9d1\ub2c8\ub2e4:<\/p>\n

<\/p>\n

  • \uc0b0\ud654 \ubc18\uc751 (Oxidation)<\/li>\n
  • \ud658\uc6d0 \ubc18\uc751 (Reduction)<\/li>\n
  • \uc9c8\uc18c \uc0b0\ud654\ubb3c\uc758 \uc120\ud0dd\uc801 \ud658\uc6d0 \ubc18\uc751 (Selective Catalytic Reduction)<\/li>\n

    <\/u1><\/p>\n

    \uc0b0\ud654 \ubc18\uc751<\/h2>\n

    \uc0b0\ud654 \ubc18\uc751\uc5d0\uc11c\ub294 \uc77c\uc0b0\ud654\ud0c4\uc18c (CO)\uc640 \ud0c4\ud654\uc218\uc18c (HC)\ub97c \ub354 \uc548\uc804\ud55c \uc774\uc0b0\ud654\ud0c4\uc18c (CO2<\/sub>)\uc640 \ubb3c (H2<\/sub>O)\ub85c \ubcc0\ud658\ud569\ub2c8\ub2e4. \ubc18\uc751\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n

    \n2CO + O2<\/sub> \u2192 2CO2<\/sub>
    \n2Cx<\/sub>Hy<\/sub> + (x+0.5y)O2<\/sub> \u2192 xCO2<\/sub> + yH2<\/sub>O\n<\/p>\n

    \ud658\uc6d0 \ubc18\uc751<\/h2>\n

    \ud658\uc6d0 \ubc18\uc751\uc5d0\uc11c\ub294 \uc9c8\uc18c \uc0b0\ud654\ubb3c (NOx<\/sub>)\uc744 \uc9c8\uc18c (N2<\/sub>)\uc640 \uc0b0\uc18c (O2<\/sub>)\ub85c \ubcc0\ud658\ud569\ub2c8\ub2e4. \uc774\ub294 \ub2e4\uc74c \ubc18\uc751\uc2dd\uc73c\ub85c \ud45c\ud604\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n

    2NO + 2CO \u2192 N2<\/sub> + 2CO2<\/sub>

    \n2NO2<\/sub> + 4CO \u2192 N2<\/sub> + 4CO2<\/sub>\n<\/p>\n

    \uc9c8\uc18c \uc0b0\ud654\ubb3c\uc758 \uc120\ud0dd\uc801 \ud658\uc6d0 \ubc18\uc751<\/h2>\n

    \uc120\ud0dd\uc801 \ud658\uc6d0 \ubc18\uc751\uc5d0\uc11c\ub294 \uc554\ubaa8\ub2c8\uc544 (NH3<\/sub>)\uc640 \uac19\uc740 \ud658\uc6d0\uc81c\ub97c \uc0ac\uc6a9\ud558\uc5ec NOx<\/sub>\ub97c \uc9c8\uc18c (N2<\/sub>)\uc640 \ubb3c (H2<\/sub>O)\ub85c \ubcc0\ud658\ud569\ub2c8\ub2e4. \uc774 \ubc18\uc751\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n

    4NO + 4NH3<\/sub> + O2<\/sub> \u2192 4N2<\/sub> + 6H2<\/sub>O<\/p>\n

    \ucd09\ub9e4 \ubcc0\ud658\uae30\uc758 \uad6c\uc870<\/h2>\n

    \ucd09\ub9e4 \ubcc0\ud658\uae30\ub294 \uc8fc\ub85c \uc138 \uac00\uc9c0 \uce35\uc73c\ub85c \uc774\ub8e8\uc5b4\uc838 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n

    <\/p>\n

  • \uc785\uc790 \ud544\ud130 (Substrate): \uc138\ub77c\ubbf9 \ub610\ub294 \uae08\uc18d\uc73c\ub85c \uad6c\uc131\ub418\uba70, \uc791\uc740 \uad6c\uba4d\uc774 \ub9ce\uc740 \uad6c\uc870\uc785\ub2c8\ub2e4.<\/li>\n
  • \ucd09\ub9e4 \uce35 (Catalytic Layer): \ubc31\uae08 (Pt), \ud314\ub77c\ub4d0 (Pd), \ub85c\ub4d0 (Rh) \ub4f1\uc758 \uadc0\uae08\uc18d\uc73c\ub85c \ucf54\ud305\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n
  • \ubcf4\ud638 \uce35 (Washcoat): \ucd09\ub9e4 \uce35\uc744 \ubcf4\ud638\ud558\uba70, \ud45c\uba74\uc801\uc744 \ub113\ud600 \ubc18\uc751 \ud6a8\uc728\uc744 \ub192\uc5ec\uc90d\ub2c8\ub2e4.<\/li>\n

    <\/o1><\/p>\n

    \uacb0\ub860<\/h2>\n

    \ucd09\ub9e4 \ubcc0\ud658\uae30\ub294 \uc774\ub7ec\ud55c \ubc18\uc751\uacfc \uad6c\uc870\ub97c \ud1b5\ud574 \ubc30\ucd9c\uac00\uc2a4\ub97c \uc904\uc774\uace0 \ud658\uacbd\uc5d0 \ub354\uc6b1 \uc548\uc804\ud55c \ubc30\ucd9c\ubb3c\ub85c \ubcc0\ud658\ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \uc6b0\ub9ac\ub294 \ub354 \uae68\ub057\ud558\uace0 \uac74\uac15\ud55c \uc0dd\ud65c \ud658\uacbd\uc744 \uc720\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"

    \ucd09\ub9e4 \ubcc0\ud658\uae30\ub294 \uc790\ub3d9\ucc28 \ubc30\ucd9c\uac00\uc2a4\ub97c \ub35c \ud574\ub85c\uc6b4 \ubb3c\uc9c8\ub85c \ubcc0\ud658\ud558\uc5ec \ud658\uacbd \uc624\uc5fc\uc744 \uc904\uc774\ub294 \uc911\uc694\ud55c \uc7a5\uce58\uc785\ub2c8\ub2e4. \uc791\ub3d9 \uc6d0\ub9ac\uc640 \uad6c\uc870 \uc774\ud574\ud558\uae30.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[124],"tags":[],"yoast_head":"\n\ucd09\ub9e4 \ubcc0\ud658\uae30\ub294 \uc5b4\ub5bb\uac8c \ubc30\ucd9c\uac00\uc2a4\ub97c \uc904\uc77c\uae4c?<\/title>\n<meta name=\"description\" content=\"\ucd09\ub9e4 \ubcc0\ud658\uae30\ub294 \uc790\ub3d9\ucc28 \ubc30\ucd9c\uac00\uc2a4\ub97c \ub35c \ud574\ub85c\uc6b4 \ubb3c\uc9c8\ub85c \ubcc0\ud658\ud558\uc5ec \ud658\uacbd \uc624\uc5fc\uc744 \uc904\uc774\ub294 \uc911\uc694\ud55c \uc7a5\uce58\uc785\ub2c8\ub2e4. \uc791\ub3d9 \uc6d0\ub9ac\uc640 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