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  [ROT] ¿­±³È¯±â ±ÇÀåÀ¯¼Ó Recommended Shell and Tube Velocities in Heat Exchangers
  ±Û¾´ÀÌ : ½ºÅ×Æij렠 °íÀ¯ID : Stefano     ³¯Â¥ : 18-10-14 11:31     Á¶È¸ : 4767    
(1) ¿­±³È¯±âÀÇ Tube¿Í Shell ¿¡¼­ÀÇ ±ÇÀå¼Óµµ´Â °ú°ÅÀÇ °æÇè¿¡ ¹ÙÅÁÀ» µÎ°í ÁÖ·Î Carbon Steel Tube¿Í Shell¿¡ ¹ÙÅÁÀ» µÎ°í ¾ò¾îÁø ¼öÄ¡·Î º¾´Ï´Ù.  ¾Ö¼®ÇÏ°Ôµµ Tube Àç·á°¡ °í±ÞÈ­ µÇ¸é ¼Óµµ°¡ ´õ »¡¶óµµ µÉ ÅÍÀε¥ ÀÌ¿¡ °üÇÑ ¿¬±¸ÀÚ·á´Â ã¾Æº¸±â ¾î·Æ½À´Ï´Ù.   Ȳ»ê, ÀÚ¿¬¹ßÈ­¼º ¹°Áúµî °ú °°Àº Ư¼öÀ¯Ã¼ÀÇ °æ¿ì º°µµÀÇ Çã¿ë À¯¼ÓÀÌ Àû¿ëµË´Ï´Ù.
 
(2) TubeÃø À¯¼ÓÀÌ ´À¸®¸é Àü¿­°è¼ö°¡ ³Ê¹« ¶³¾îÁö°í ºü¸£¸é ¾Ð·Â¼Õ½ÇÀÌ ´Ã¾î³ª µ¿·ÂÀÌ ¸¹ÀÌ ¼Ò¿äµÇ°í Àç·áÀÇ ºÎ½ÄÀ̳ª ¸¶¸ð°¡ ´Ã¾î³ª±â ¶§¹®¿¡ ÀûÁ¤ÇÑ °ªÀ» ÃëÇØ¾ß Çϴµ¥ Tube Sheet ±æÀÌ¿Í Tube Side Pass ¼ö¸¦ Á¶Á¤Çؼ­ ¸ÂÃä´Ï´Ù.  À¯·®ÀÌ Å©¸é Tube Sheet ±æÀÌ°¡ ªÀº°Ô À¯¸®ÇÏ°í Tube³»À¯¼ÓÀÌ ³·À» °æ¿ì TubeÃø Pass ¼öÈ¿¸¦ ´Ã¿©ÁÝ´Ï´Ù.  
 
(3) Shell Side¿¡¼­µµ ¼ÓµµÁ¦ÇÑÀÌ Àִµ¥ ¸¶¸ð¿Í ºÎ½Ä ¹®Á¦ ¿Ü¿¡µµ ¼ÒÀ½°ú Áøµ¿¿¡ ÀÇÇÑ Á¦ÇÑÀ» ¹Þ½À´Ï´Ù.   Áøµ¿Çؼ®¿¡ °üÇؼ­´Â HTRI, HTFS µî ¿­±³È¯±â Rating Program¿¡¼­ ÀÚ¼¼È÷ ´Ù·ç°í Àִµ¥ ¼¼ºÎ»çÇ×À» Á¢ÇϱⰡ ½±Áö ¾Ê°í ÀÌÇصµ ¾î·Æ½À´Ï´Ù.  Àü¿­°è¼ö°¡ ³·À¸¸é Baffle SpacingÀ» ÁÙ¿©ÁÖ°í ¾Ð·ÂÂ÷°¡ ³Ê¹« Å©¸é Baffle ¼öÈ¿¸¦ ÁÙ¿© Baffle °£°ÝÀ» ´Ã¿©ÁÖµµ·Ï ÇÕ´Ï´Ù. 
 
Shell & Tube Heat ExchangerÀÇ ±ÇÀå À¯¼ÓÀ» ÀÌ°÷¿¡¼­ ã¾Æ º¼ ¼ö ÀÖ½À´Ï´Ù.  ¾Æ·¡ ÀοëÀÚ·á¿¡¼­ Vapor À¯¼ÓÀº Shell°ú Tube °øÅëÀ¸·Î Àû¿ëµÈ´Ù°í º¸¸é µË´Ï´Ù.
 
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LIQUIDS

Tube side:  Water and similar liquids ranges from 3 – 8 ft/s (0.9 – 2.4 m/s)
Shell side:  Water and similar liquids ranges from 2 – 5 ft/s (0.6 – 1.5 m/s) 

VAPOURS

Atmospheric pressure: 33 – 98.5  ft/s (10 – 30 m/s)
High Pressure: 16.4 – 33 ft/s  (5 – 10 m/s)
Vacuum: 164 – 230 ft/s (50 – 70 m/s)

 

Keywords: recommended velocities, shell and tube side velocities, tube side velocities, shell side velocities

References

R.K. Sinnott, Coulson & Richardson¡¯s Chemical Engineering Design, Volume 6, 3rd Edition, Butterworth-Heinemann

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