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  NRV (Non return valve)¿Í Check valve Â÷ÀÌÁ¡ÀÌ ±Ã±ÝÇÕ´Ï´Ù.
  ±Û¾´ÀÌ : Ä«À̴нº   °íÀ¯ID : ftlove22     ³¯Â¥ : 15-12-10 16:44     Á¶È¸ : 5175    
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PNID ±âÈ£¸¦ º¸´Âµ¥ NRV¿Í Check valve ¸¦ ±¸º°Çصξ ±Ã±ÝÁõÀÌ »ý°å½À´Ï´Ù. 
 
ÀÌ µÎ ¹ëºê Â÷ÀÌÁ¡ÀÌ ÀÖ³ª¿ä?
 
±¸Ã¼ÀûÀÎ PNID ¿¹½Ã´Â Spring Loaded Non Return Valve, Ball check valve, Swing check valve ÀÌ·¸°Ô
 
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Stefano    15-12-12 06:13
(1) Non-return Valve ¿Í Check Valve´Â È¥¿ëÇؼ­ »ç¿ëµÇ±â ¶§¹®¿¡ ±¸ºÐÇÒ ÇÊ¿ä°¡ ¾ø´Âµ¥ ÀüÀÚ°¡ ÀϹÝÀû (»çÀüÀû, ÇмúÀû)¿ë¾îÀÌ°í ÈÄÀÚ´Â ÅëĪÀû(ÀÏ»óÀû, ½Ç¿ëÀû)¿ë¾î·¯ º¸´Â°ÍÀÌ ¿ÇÀ» °ÍÀÔ´Ï´Ù. 

(2) À̵鰣ÀÇ Â÷À̸¦ ±»ÀÌ ¹°À¸¸é Ȥ½Ã ¾î¶² Â÷ÀÌ°¡ Àִ°¡ ÀǽÉÇÏ°Ô µÇ´Âµ¥ ¸¸ÀÏ ¾î¶² Ư¼öÇüÅÂÀÇ Valve ¸¦ ¿ä±¸ÇÒ ÇÊ¿ä°¡ ÀÖÀ» ¶§,  ~~ type Non-return Valve ¶óµç°¡ ~~ Type Check Valve·Î ¾²°í ÀÖ´Ù¸é À̵éÀº ½ÇÁ¦·Î Non-return Valve ¿Í Check Valve¸¦ ±¸º°ÇÏÁö ¾Ê°í »ç¿ëÇÏ°í ÀÖ´Ù°í ¹Þ¾ÆµéÀÌ¸é µË´Ï´Ù.  È¥µ¿½º·¯¿î ÀÏÀÌ ÀÖ´Ù¸é ¸íÈ®È÷ TypeÀ» ¸í½ÃÇØ¾ß ÇÏÁö¿ä.

(3) Áú¹®¿¡¼­ ÀοëÇÑ <Spring Loaded Non Return Valve, Ball check valve, Swing check valve>ÀÇ °æ¿ì Spring Loaded ¶ó´Â ¿ë¾î°¡ ¹Ù·Î µÚ¿¡ ÀÖ´Â Non-return Valve »Ó¸¸ ¾Æ´Ï¶ó Ball check valve¿Í Swing check valve¿¡µµ °É¸®´Â(²Ù¹Ì´Â, ¼ö½ÄÇÏ´Â) ¿ëµµ·Î ¾²ÀÌ°í Àִ°ÍÀ¸·Î º¸ÀÔ´Ï´Ù. 

µû¶ó¼­ ½ÇÁ¦ÀÇ Àǹ̴  <Spring Loaded Non-return Valves - such as Spring Loaded Ball Check Valve and/or Spring Loaded Swing Check Valve, etc.>·Î ¶æÀε¥ ¿©±â¼­ "Spring Loaded"¸¦ °íÁýÇÏ´Â ÀÌÀ¯´Â ¿ª·ù ¹æÁö¸¦ À§ÇÑ Back Pressure°¡ ¹Ì¾àÇϱ⠶§¹®ÀÔ´Ï´Ù.
     
Ä«À̴нº ftlove22   15-12-14 09:54
½ºÅ×Æijë´Ô ´äº¯ °¨»çµå¸³´Ï´Ù.
ÇÏÁö¸¸, (3)¿¡¼­ ´äº¯ ÇØÁֽŰͰú °°ÀÌ PNID¿¡ Ç¥±â µÇ¾î ÀÖÁö ¾Ê½À´Ï´Ù.
PNIDÀÇ INDEX, SYMBOL, LEGEND ÆäÀÌÁö¿¡ °¢°¢ Ç¥±â µÇ¾î ÀÖÀ¸¸ç ¾Æ·¡¿Í °°½À´Ï´Ù.

±×¸² - Spring Loaded Non Return Valve
±×¸² - Screwdown straightway check valve
±×¸² - Ball check valve
±×¸² - Swing check valve
¿©±â¼­, ±×¸²Àº °¢°¢ ¹ëºê¿¡ ÇØ´çÇÏ´Â ±âÈ£¸¦ ÀǹÌÇÕ´Ï´Ù. ¹®ÀÚ·Î ±×¸± ¼ö ¾ø±â¿¡ ±×¸²À¸·Î Ç¥±âÇß½À´Ï´Ù.
Stefano    15-12-14 11:02
(1) ¹Ù·Î ¾ÕÁú¹®¿¡¼­ "Spring Loaded Non Return Valve" ´Â ±× ¾Æ·¡ÀÇ 3°³ÀÇ ÇüÅÂ¿Í ´Ù¸¥ °ÍÀ¸·Î ÈÄÀÚ´Â SpringÀÌ ´Þ·ÁÀÖÁö ¾ÊÀº Check ValveµéÀÓ¿¡ ¹ÝÇÏ¿© ÀüÀÚ´Â ÇüÅ´ ±¸ºÐÇÏÁö ¾Ê°í ¹Ýµå½Ã SpringÀÌ ´Þ·ÁÀÖ´Â ÇüÅ·Π±ÔÁ¤ÇÑ °ÍÀÔ´Ï´Ù.

(2) Check Valve TypeÀ» ±¸º°ÇÏÁö ¾Ê´õ¶óµµ Spring Loaded TypeÀ» ½á¾ßÇÏ´Â °æ¿ì°¡ Àִµ¥ ¹Ù·Î ¾Æ·¡¿Í °°Àº »óȲÀÔ´Ï´Ù.

1) °í¾ÐÃøÀÇ ¾Ð·ÂÀÌ °É·ÁÀÖÁö ¾Ê°Å³ª ¾Ð·ÂÀÌ ³Ê¹« ³·¾Æ Check Valve ±â´ÉÀÌ ¿ì·ÁµÇ´Â °æ¿ì
2) Check ±â´ÉÀ» °¡Áö´Â Damper³ª BallÀÌ ºÎ·ÂµîÀ¸·Î ÀÎÇÏ¿© ´Ü¼ø Á߷¸¸À¸·Î´Â ´ÝÈ÷Áö ¾Ê´Â °æ¿ì
3) Fluid Á¡µµ°¡ ³Ê¹« Ä¿¼­ Damper, BallÀÌ ´ÝÈ÷´Â ½Ã°£ÀÌ ¿À·¡°É¸®´Â °æ¿ì
4) Damper³ª BallÀÌ ½Å¼ÓÈ÷ ´ÝÈ÷µµ·Ï ÇÒ ÇÊ¿ä°¡ ÀÖ´Â °æ¿ì (¾à°£¸¸ÀÇ ¿ª·ù¶óµµ È帧ÀÇ È¿À² ¶Ç´Â Ç°ÁúÀ» ¶³¾î¶ß¸®°Å³ª À§ÇèÇÑ °æ¿ì) 

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Ä«À̴нº ftlove22   15-12-16 11:58
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