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  Heat Exchanger ¼³°è½Ã ¿­Àü´Þ°è¼ö¿Í Fouling Factor¿¡ °üÇؼ­ ±Ã±ÝÇÑ Á¡ ÀÖ½À´Ï´Ù.
  ±Û¾´ÀÌ : withdraw   °íÀ¯ID : withdraw     ³¯Â¥ : 13-03-08 18:01     Á¶È¸ : 5830    
CCW Heat Exchanger ¼³°è¿¡¼­ ±Ã±ÝÇÑ Á¡ÀÌ À־ ÀÌ·¸°Ô ¿©Âã°íÀÚ ÇÕ´Ï´Ù.
Á¦°¡ ¾Ë°í ÀÖ´Â Heat duty ±¸ÇÏ´Â ½ÄÀº,
Heat duty (Kcal/h) = mass flow (kg/h) * heat capacity (kcal/kg-c) * temperature difference (T2-T1)
¶ó°í ¾Ë°í ÀÖ½À´Ï´Ù. ±Ã±ÝÇÑ °ÍÀº ¸¸¾à Heat duty = 6,000,000 kcal/h, LMTD = 5.5,
Inlet / Outlet viscosity = 0.586, 0.666 (Hot),  0.736, 0.654 (Cold)
Heat capacity = 1  À̶ó°í °¡Á¤ÇÒ ¶§,
À̶§ÀÇ ¿­Àü´Þ°è¼ö(U)¸¦ ¾î¶»°Ô ±¸ÇÏ´ÂÁö¿Í Inlet/OutletÀÇ temperature°¡ 50µµ ÀÌÇÏÀÏ ¶§ Fouling Factor¸¦ 0.0002·Î Àû¿ëÇÏ´Â °ÍÀ¸·Î ¾Ë°í Àִµ¥ ¹®Á¦´Â ÀÌ Fouling Factor¸¦ ¾î¶»°Ô Àû¿ëÇÏ´ÂÁö¸¦ ¸ð¸£°Ú½À´Ï´Ù.
ÀúÀÇ ±Ã±ÝÇÑ Á¡À» ÇØ°áÇØ ÁÖ½Ã±æ ºÎŹµå¸³´Ï´Ù.
 

½ºÅ×Æijë Stefano   13-03-13 13:00
(1) ¿­Àü´Þ °è¼ö´Â ¿­±³È¯±âÀÇ Tube Side¿Í Shell Side¿¡¼­ÀÇ Reynolds No., Plandtl No·ÎºÎÅÍ °è»êÇØ¾ß ÇÕ´Ï´Ù. ´ÜÀ§Á¶ÀÛÀÇ ¿­±³È¯±â ºÎºÐ ȤÀº ¿­±³È¯±â °ü·Ã ¼­ÀûÀ» ã¾Æº¸¼¼¿ä.

(2) Fouling Factor´Â »ç¿ëÇÏ´Â À¯Ã¼µé¿¡ ´ëÇØ °æÇèÀûÀ¸·Î °áÁ¤µÈ ¼öÄ¡ÀÔ´Ï´Ù.  °ªÀ» ¸ð¸¦ °æ¿ì À¯»ç¹°ÁúÀÇ °ªµéÀ» Àû¿ëÇÏ´Â °ÍÀÌ ÁÁ½À´Ï´Ù.
   

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