ÀÚµ¿·Î±×ÀÎ
ÄÁÅÙÃ÷ | contents
ÀϹݰԽÃÆÇ
Q&A°Ô½ÃÆÇ
°øÇÐ S/W
½ºÅ͵ð | study
´ÜÀ§È¯»ê
³óµµ°è»ê
ÀϹÝÈ­ÇÐ
È­°øÀϹÝ
È­°ø½Ç¹«

   
  Water PumpÀÇ discharge ¾Ð·Â °ü·Ã ¹®Àǵ帳´Ï´Ù.
  ±Û¾´ÀÌ : ÀºÀ¯¾Æºü   °íÀ¯ID : jeraldin     ³¯Â¥ : 16-08-11 11:41     Á¶È¸ : 3805    
   Pump Discharge.pdf (199.1K), Down : 37, 2016-08-11 11:41:50
±²ÀåÈ÷ ±âº»ÀûÀÎ »çÇ×Àε¥ Àǹ®ÀÌ »ý°Ü ¹®Àǵ帳´Ï´Ù.

1. ÷ºÎ¿Í °°Àº system ±¸¼º¿¡¼­ water pump ÈÄ´Ü¿¡ °É¸®´Â ½ÇÁ¦ ¾Ð·ÂÀÌ ±Ã±ÝÇÕ´Ï´Ù.
(Pump vendor·ÎºÎÅÍ performance curve´Â ¾ÆÁ÷ Á¢¼öÇÏÁö ¸øÇÑ »óÅÂÀÔ´Ï´Ù.)

2. Pump´Â ÀÌ¹Ì differential pressure 5bar Â¥¸®·Î ±¸¸Å°¡ µÇ¾ú´Ù°í °¡Á¤ÇÏ°í, hydraulic¿¡
ÀÇÇØ ÇÊ¿äÇÑ differential pressure´Â 1.5 bar Á¤µµ ¿¹»óµË´Ï´Ù.  

3. ÀÌ ¶§, pump ÈÄ´ÜÀÇ ¾Ð·ÂÀº pump spec.´ë·Î 5.2barg(Suction head 0.2 barg + DP 5 bar)°¡
°É¸®´Â °ÍÀΰ¡¿ä? ¾Æ´Ï¸é, system¿¡¼­ ÇÊ¿äÇÑ ¸¸Å­ÀÇ ¾Ð·Â¸¸ °É¸®´Â °ÍÀΰ¡¿ä?
 
  

½ºÅ×Æijë Stefano   16-08-18 18:23
Pump Discharge Valve¸¦ ´Ý¾ÆµÎ°í (Minimum Flow Valve¸¸ ¿­°í)¿îÀüÇϸé ÃÖ°íÀÇ ¾Ð·ÂÀÌ °É¸± ¼ö ÀÖ½À´Ï´Ù¸¸.  ¹èÃâÃøÀÇ ¾Ð·ÂÀÌ ½ÇÁ¦·Î °É¸®Áö ¾ÊÀ¸¸é ¿îÀüÁß ±× ÃÖ°í¾Ð·ÂÀÌ °É¸®Áö´Â ¾Ê½À´Ï´Ù. 

ÅÍÁöÁö ¾ÊÀº dz¼±À» ºÒ¸é ÀÔ¿¡¼­ dz¼±³»ÀÇ ¾Ð·ÂÀ» ´À³¥¼ö ÀÖÁö¸¸ ÅÍÁø dz¼±À» ºÎ´Âµ¥´Â ÈûÀÇ µéÁö ¾Ê´Â°Í°ú ¸¶Âù°¡ÁöÀÔ´Ï´Ù.

µû¶ó¼­ ¿îÀüÁß¿¡´Â ½ÇÁ¦·Î °É¸®´Â ¾Ð·ÂÂ÷¿¡ ÇØ´çÇÏ´Â ÆßÇÁ µ¿·Â¸¸ ¼Ò¿äµË´Ï´Ù.
½ºÅ×Æijë Stefano   16-08-19 18:48
¿Ã·Á³õÀº ±×¸²À» º¸¸é ÆßÇÁ ÈíÀÔÃø ³ëÁñÀ§Ä¡¿¡¼­ °É¸®´Â ¾Ð·ÂÀº ¹°Àΰæ¿ì ¾à 0.2 bar Á¤µµ °É¸®°í ¹èÃâ¾Ð·ÂÀº Pump ¹èÃâ³ëÁñ¿¡¼­  ÃÖ¼Ò 5.2 bar(=Suction 0.2+ Differential 5)ÀÇ ¾Ð·ÂÀÌ °É¸± ¼ö ÀÖ½À´Ï´Ù.

±×·¯³ª ½ÇÁ¦·Î ÆßÇÁ¸¦ ¹èÃâ ¹ëºê¸¦ ´Ý°í ±âµ¿Çϸé Discharge ¾Ð·ÂÀº 5.2 bar gÀÌ»ó ³ªÅ¸³ªÁö¸¸ ¹ëºê¸¦  ¿­°ÔµÇ¸é Pump Discharge Pressure Gauge¿¡ °É¸®´Â ¾Ð·ÂÀº:

(Suction Tank ¾Ð·Â, 0 bar g) + (¿­±³È¯±â ÀÔ±¸ ¹× ¹èÃâ Ãø °ü³» ¾Ð·Â¼Õ½Ç, x bar) + (¿­±³È¯±â ¾Ð·Â¼Õ½Ç 0.4 bar ) + (¹èÃâ°üÃø Á¤¾Ð 0.8 bar) = (1.2 + x ) bar g ÀÇ ¾Ð·ÂÀÌ °É¸°»óÅ·ΠÀ¯ÁöµÉ °ÍÀÔ´Ï´Ù.
ÀºÀ¯¾Æºü jeraldin   16-08-22 09:01
ÈÞ°¡´Â Àß ´Ù³à¿À¼Ì´ÂÁö¿ä? ´äº¯ ¾ðÁ¦³ª °¨»çµå¸³´Ï´Ù.
¿ì°Ö°Ö yougotme5   16-09-22 13:01
Pump Discharge ¾Ð·Â
   

Copyright 1999.07.10-Now ChemEng.co.kr & 3D System Engineering. (mail : ykjang@naver.com, call 010-4456-8090)