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  Control valve Áú¹®µå¸³´Ï´Ù.(Cv °ü·Ã)
  ±Û¾´ÀÌ : pneuma   °íÀ¯ID : cjtzl     ³¯Â¥ : 21-11-16 11:45     Á¶È¸ : 4332    
Á¢¼öµÈ Control Valve Data Sheet¸¦ º¸´Ùº¸´Ï,
Rated Cv¿Í Required Cv°ªÀÌ ÀÖ¾ú½À´Ï´Ù.
ÀÌ µÑÀÇ »ó°ü°ü°è¿¡¼­ °ËÅä ¹æ¹ý Áú¹®µå¸³´Ï´Ù.
¿¹¸¦ µé¾î Rated Cv°ªÀÌ 0.8Àε¥, NorÀº 0.15(50.72%), Max´Â 0.17(52.68%) À̶ó°í Çϸé
ÇÕ´çÇÑ °ªÀÎÁö ¾Æ´ÑÁö ¾î¶»°Ô °ËÅ並 Çغ¼ ¼ö ÀÖ³ª¿ä?
Rated Cv°¡ 0.8À̶ó´Â°Å´Â ¹ëºê°¡ 100%¿ÀǵÆÀ»¶§ 0.8À̶ó´Â°Å ¾Æ´Ñ°¡¿ä?
±×·³ 50%¿¡¼­ Cv´Â 0.4°¡ ¾Æ´ÑÁö........
¹ëºêÃʺ¸¶ó¼­ Áú¹®µå¸³´Ï´ç¤Ì¤Ì


½ºÅ×Æijë Stefano   21-11-16 23:33
(A1) <Rated Cv°¡ 0.8À̶ó´Â°Å´Â ¹ëºê°¡ 100%¿ÀǵÆÀ»¶§ 0.8À̶ó´Â°Å ¾Æ´Ñ°¡¿ä?> =>¸Â½À´Ï´Ù.
Rated Cv´Â  ÁöÁ¤µÈ Control ValveÀÇ ÀüÈÄÀÇ ¾Ð·ÂÇÏ¿¡¼­ ÃÖ´ë°ª¿¡ ÇØ´ç´Â À¯·®°è¼ö·Î Control Valve <¼±Á¤±âÁØ°ª>¿¡ ÇØ´çÇÕ´Ï´Ù.  ÀÌ °ªÀº Valve°¡ 100% ¿­¸°»óÅ¿¡¼­ ÇØ´ç ¾Ð·ÂÂ÷¸¦ ³ªÅ¸³¾ ¶§ÀÇ À¯·®°è¼öÀÔ´Ï´Ù.

(A2) <..50%¿¡¼­ Cv´Â 0.4°¡ ¾Æ´ÑÁö...>=> (i) Rated °ªÀÏ ¶§¿Í  Â÷¾ÐÀÌ °°°í (ii)Valve Opening PositinÀÌ 50% ÀÌ°í (iii) Valve Flow Characteristic TypeÀÌ LinearÀÎ °æ¿ì (¼¼°¡Áö Á¶°ÇÀÌ ¸ðµÎ ÀÏÄ¡ÇÏ´Â °æ¿ì)¶ó¸é  0.4°¡ µË´Ï´Ù.  °°Àº ¹ëºêÅ©±â¶ó Çصµ(i) Â÷¾ÐÀÌ ´Ù¸£°Å³ª  (iii) Linear°¡ ¾Æ´Ï¸é °°Àº Valve Opening 50%À̶ó°í Çصµ À¯·®°è¼ö´Â 0.4°¡ ¾Æ´Ñ ´Ù¸¥ °ªÀ» ³ªÅ¸³À´Ï´Ù.
     
pneuma cjtzl   21-11-17 08:27
°¨»çÇÕ´Ï´Ù. LinearÀÇ °æ¿ì¿¡´Â À§¿¡ ¸»¾¸ÇØÁ̴ּø°ú °°ÀÌ 0.4°¡ µÇ´Â°Ô ¸Â´Ù´Â°Çµ¥ ¸¸¾à Equal ŸÀÔÀ̶ó¸é curve ¸¦ º¸°í À¯ÃßÇϴ°ǰ¡¿ä?
     
½Åµ¿¾Æ dj1965   23-02-02 01:20
openingÀÌ 100%À϶§¿Í 50%À϶§ control valve dP°¡ °°À» °æ¿ì°¡ ÀÖ³ª¿ä?
Stefano    21-11-17 16:46
¸Â½À´Ï´Ù.
   

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