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  deaerator Å»±â±â
  ±Û¾´ÀÌ : kongsoon   °íÀ¯ID : doridori85     ³¯Â¥ : 08-03-14 07:03     Á¶È¸ : 6917    
Å»±â±â »ý»ê ÇÒ ¶§  »çÀÌÁ ¾î¶»°Ô °è»êÇÏ´ÂÁö
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½ºÅ×Æijë Stefano   08-03-14 23:46
(1) Condensate Holding Volume

Steam Condensate¿Í Boiler Feed Water¸¦ Deaerator¿¡ °ø±ÞÇÏ¿© Deaeration ÇÑ ´ÙÀ½ Boiler¿¡ °ø±ÞÇÏ´Â °æ¿ì
Deaerator¿¡ ´ã¾ÆµÎ´Â ¾×»óÀÇ ºÎÇÇ, Áï Å»±â±âÀÇ Net VolumeÀº ´ëü·Î ´ÙÀ½°ú °°ÀÌ Å©±â¸¦ Á¤ÇÏ¸é µË´Ï´Ù.

Liquid Holding Volume (Low Liquid Level(LLL)~High Liquid Level(HLL) )  Q = Boiler Feed Water À¯·® * ¾à 20ºÐ
Liquid Space Fraction in the Deaerator = 60~80%  Let 70%

Deaerator Gross Volume = Q/0.7

(2) Steam ¼Ò¿ä·®Àº ..
iler Feed WaterÀÇ ¿Âµµ¸¦ ºñÁ¡ ÀÌ»óÀ¸·Î ¿Ã¸± ¼ö ÀÖ´Â ·®¿¡´Ù  Ãß°¡·Î 10~20%¸¦ ´õ °¡ÇØÁÖ¾î¾ß ÇÕ´Ï´Ù.  Steam ·®ÀÌ °°¾Æµµ ¾Ð·ÂÀÌ ³ôÀ¸¸é Deaeration È¿°ú°¡ ´Þ¶óÁú ¼ö Àֱ⠶§¹®¿¡ ¹°ºÐ¼®À» ÇغÁ¼­ Steam·®À» Á¶ÀýÇØ ÁÖ¾î¾ß ÇÒ °ÍÀÔ´Ï´Ù.

(3) ColumnÀÇ Á÷°æÀº...
TrayȤÀº Packing ÇüÅÂÀÇ Deaerator°¡ ¸¹ÀÌ »ç¿ëµÇ´Âµ¥ TrayÀÇ °æ¿ì Liquid Flooding PointÀÇ ¾à 75% Á¤µµÀÇ Áõ±â À¯¼ÓÀ» °®µµ·Ï ÇÏ¸é µÇ´Âµ¥ Packed TowerÀÇ °æ¿ì º¸Åë 20~50 mm H2O/m ÀÇ ¾Ð·ÂÂ÷ ¹üÀ§°¡ Àû´çÇÕ´Ï´Ù. 

Tray¿Í ColumnÀÇ Flooding Point³ª Pressure Drop¸¦ °è»êÇÏ´Â °ÍÀº Áõ·ùž ¼³°è °ü·Ã ¼­Àû¿¡¼­ ½±°Ô ã¾Æº¼ ¼ö ÀÖ½À´Ï´Ù.
   

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