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: celestial14
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: 14-09-02 14:19
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structured packingÀ» º¸´Ù º¸´Ï±î, HETP¿Í F-factorÀÇ ±×·¡ÇÁ°¡ ³ª¿À´õ¶ó±¸¿ä.
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Stefano
14-09-03 15:20
(1) HETP, F-Factor Packing Vendor¿¡¼ ¿©·¯¹°Áú¿¡ ´ëÇØ Liquid/Vapor Flow Áõ·ù½ÇÇèÀ» ÇØ º¸°í ¾ò¾î³½ ÀÚ·áµéÀÔ´Ï´Ù.
(Column VendeorÀÇ °íÀ¯ÀÚ·á·Î ÀÌ·±µ¥ÀÌÅ͸¦ º¸À¯Çϱâ À§ÇØ ºñ¿ëÀÌ ¸¹ÀÌ µé¾î°¡¼ÀÎÁö... Packing °¡°ÝÀÌ ²Ï ³ô½À´Ï´Ù.)
HETP(Height Equivalent to Theoretical Plate)´Â ¹®ÀÚ±×´ë·Î 100% ÆòÇü»óÅ·Π¿îÀüµÇ´Â Tray´Ü¼ö 1´Ü¿¡ ÇØ´çÇÏ´Â PackingÀÇ ³ôÀ̸¦ ¸»ÇÕ´Ï´Ù. ÀÌ °ª ¾È¿¡ È¿À²ÀÌ Æ÷ÇԵǾî ÀÖ½À´Ï´Ù. È¿À²Àº HETP ³ôÀÌ·Î ÆǴܵǴµ¥ È¿À²ÀÌ ³·À¸¸é 1´ÜÀÇ ³ôÀÌ°¡ ´Ã¾î³ª°í ¹Ý´ëÀÇ °æ¿ì ÁÙ¾îŠÒ´Ï´Ù.
(2) F-factor´Â Packed Bed¿¡¼ VaporÀÇ Kinetic EnergyÀÇ (1/2)½Â¿¡ ÇØ´çÇÏ´Â °ªÀε¥ PackingÀÇ À¯È¿´Ü¸éÀûÀ» ±âÁØÀ¸·Î ÇÏ´Â °æ¿ìµµ ÀÖ°í Superficial Velocity¸¦ ±âÁØÀ¸·Î ÇÏ´Â °æ¿ìµµ Àִµ¥ PackingÀÇ Void Fraction°ú Vapor À¯¼Ó¿¡ °ü·ÃµÈ »çÇ×À̶ó HETP¿Í´Â ¹«°üÇÕ´Ï´Ù.
(3) HETP¿Í FactorÀÇ ±×·¡ÇÁ¿¡ ´ëÇØ ¾ð±ÞÇߴµ¥ ÀÌ´Â HETP¿Í Packing Factor, HETP¿Í Specific Surface Area, ȤÀº HETP¿Í Vapor/Liquid FlowÀÇ ¿¬°ü¼ºÀ» ¾ð±ÞÇÑ °Í °°½À´Ï´Ù. HETP´Â °øÈ÷ Packing Factor, Liquid Flow Rate¿¡ µû¶ó ´Þ¶óÁý´Ï´Ù. ¿Ö³ÄÇÏ¸é ¹°ÁúÀü´Þ°è¼ö´Â Á¢ÃËÇ¥¸éÀû¿¡ ºñ·ÊÇÏ°í ÀÌ Ç¥¸éÀûÀº ÃæÀü¹°ÀÇ ºñÇ¥¸éÀû »Ó¸¸ ¾Æ´Ï¶ó Wet Liquid Surface Area¿¡ µû¶ó¼µµ ´Þ¶óÁö±â ¶§¹®ÀÔ´Ï´Ù.
(1) HETP, F-Factor Packing Vendor¿¡¼ ¿©·¯¹°Áú¿¡ ´ëÇØ Liquid/Vapor Flow Áõ·ù½ÇÇèÀ» ÇØ º¸°í ¾ò¾î³½ ÀÚ·áµéÀÔ´Ï´Ù. (Column VendeorÀÇ °íÀ¯ÀÚ·á·Î ÀÌ·±µ¥ÀÌÅ͸¦ º¸À¯Çϱâ À§ÇØ ºñ¿ëÀÌ ¸¹ÀÌ µé¾î°¡¼ÀÎÁö... Packing °¡°ÝÀÌ ²Ï ³ô½À´Ï´Ù.) HETP(Height Equivalent to Theoretical Plate)´Â ¹®ÀÚ±×´ë·Î 100% ÆòÇü»óÅ·Π¿îÀüµÇ´Â Tray´Ü¼ö 1´Ü¿¡ ÇØ´çÇÏ´Â PackingÀÇ ³ôÀ̸¦ ¸»ÇÕ´Ï´Ù. ÀÌ °ª ¾È¿¡ È¿À²ÀÌ Æ÷ÇԵǾî ÀÖ½À´Ï´Ù. È¿À²Àº HETP ³ôÀÌ·Î ÆǴܵǴµ¥ È¿À²ÀÌ ³·À¸¸é 1´ÜÀÇ ³ôÀÌ°¡ ´Ã¾î³ª°í ¹Ý´ëÀÇ °æ¿ì ÁÙ¾îŠÒ´Ï´Ù. (2) F-factor´Â Packed Bed¿¡¼ VaporÀÇ Kinetic EnergyÀÇ (1/2)½Â¿¡ ÇØ´çÇÏ´Â °ªÀε¥ PackingÀÇ À¯È¿´Ü¸éÀûÀ» ±âÁØÀ¸·Î ÇÏ´Â °æ¿ìµµ ÀÖ°í Superficial Velocity¸¦ ±âÁØÀ¸·Î ÇÏ´Â °æ¿ìµµ Àִµ¥ PackingÀÇ Void Fraction°ú Vapor À¯¼Ó¿¡ °ü·ÃµÈ »çÇ×À̶ó HETP¿Í´Â ¹«°üÇÕ´Ï´Ù. (3) HETP¿Í FactorÀÇ ±×·¡ÇÁ¿¡ ´ëÇØ ¾ð±ÞÇߴµ¥ ÀÌ´Â HETP¿Í Packing Factor, HETP¿Í Specific Surface Area, ȤÀº HETP¿Í Vapor/Liquid FlowÀÇ ¿¬°ü¼ºÀ» ¾ð±ÞÇÑ °Í °°½À´Ï´Ù. HETP´Â °øÈ÷ Packing Factor, Liquid Flow Rate¿¡ µû¶ó ´Þ¶óÁý´Ï´Ù. ¿Ö³ÄÇÏ¸é ¹°ÁúÀü´Þ°è¼ö´Â Á¢ÃËÇ¥¸éÀû¿¡ ºñ·ÊÇÏ°í ÀÌ Ç¥¸éÀûÀº ÃæÀü¹°ÀÇ ºñÇ¥¸éÀû »Ó¸¸ ¾Æ´Ï¶ó Wet Liquid Surface Area¿¡ µû¶ó¼µµ ´Þ¶óÁö±â ¶§¹®ÀÔ´Ï´Ù.
celestial
celestial14
14-09-16 11:25
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