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  RO ¼³Ä¡ ½Ã Noise ¹× Cavitation ÇØ°á ¹æ¾È
  ±Û¾´ÀÌ : °¾   °íÀ¯ID : j2929415     ³¯Â¥ : 15-08-13 09:02     Á¶È¸ : 4725    
ÀÏÀü¿¡ Áú¹®µå¸° ³»¿ë¿¡ À̾ RO °ü·Ã Áú¹® µå¸³´Ï´Ù.
 
1. RO ¼³Ä¡½Ã Noise°¡ ¹ß»ýÇÏ´Â °æ¿ìÀÇ ÇØ°á¹æ¾È
- Multi-bore
- Insulation
Á¤µµ·Î ¾Ë°í Àִµ¥ ÀÌ¿ÜÀÇ ¹æ¹ýÀÌ ÀÖ´ÂÁö¿ä? ȤÀº RO thickness ³ª Multi-stage RO·Î´Â Noise°¨¼Ò°¡ ¾ÈµÇ´Â °ÍÀÎÁö¿ä??
 
2. Cavitation ÇØ°á¹æ¾È.
- Multi-stage
- Flow limiter
 
À§ÀÇ ¹æ¾È ÀÌ¿Ü¿¡µµ ¶Ç´Ù¸¥ Protection method°¡ Á¸ÀçÇÏ´ÂÁö¿ä?
 
Ç×»ó °¨»çµå¸³´Ï´Ù.

Stefano    15-08-13 15:52
ÇÊÀÚµµ ù¹ø° Áú¹®ÀÇ °æ¿ì ÀüüÀÇ ÁýÇÕÀ» ¸ð¸£°Ú½À´Ï´Ù.  ´õ ã¾Æº¸°í ¿Ã·ÁÁÖ¼¼¿ä.
µÎ¹ø° Áú¹®Àº ÀÌÇØÇÏÁö ¸øÇÏ°Ú½À´Ï´Ù.  º¸Ãæ ¼³¸í¹Ù¶ø´Ï´Ù.
     
°¾ j2929415   15-08-31 12:15
µÎ¹ø° Áú¹®Àº.. Cavitation ÀÌ ¹ß»ýÇÒ ¶§, ÇØ°áÇÏ´Â ¹æ¾È¿¡ ´ëÇØ ¿©Âà °ÍÀÔ´Ï´Ù. Multi stage µîÀÇ ¹æ¹ý ÀÌ¿Ü¿¡µµ ´õ ÁÁÀº solution ÀÌ ÀÖ´ÂÁö¿ä?
ÀåÇö¼ö jddast   15-08-17 02:08
¿Ö 2°¡Áö ¹®Á¦·Î ºÐ¸®¸¦ Çϼ̴ÂÁö ÀÌÇØ°¡ °¡Áú ¾ÊÁö¸¸, ±Ã±ØÀûÀ¸·Î vibration°ú noise´Â cavitation¿¡ ÀÇÇØ ¹ß»ýÇÏ´Â °ÍÀ̶ó°í ÀÌÇØÇÏ°í ÀÖ½À´Ï´Ù. °á±¹ ÇØ°áÃ¥µµ ºñ½ÁÇÒ°ÍÀ̶ó ÆÇ´ÜÀÌ µÇ¸ç Á¦°¡ ¾Æ´Â ¹Ù·Î´Â Cavitation ¹æÁö·Î

1. Process design Àç°ËÅä (´ë°Ô º¯°æÇÒ ¼ö ÀÖ´Â »çÇ×Àº º°·Î ¾ø°ÚÁö¸¸,,)
2. ¼³Ä¡ À§Ä¡ °ËÅä : Liquid¶ó¸é °¡Àå ³ôÀº °÷¿¡ ¼³Ä¡ÇѴٰųª,, flashingÀÌ ÀϾ´Ù¸é downstream ³ëÁñ °¡±î¿îÂÊ,,
3. Insulation / Support : ÇÇÇÒ ¼ö ¾ø´Â »çÇ×À̶ó¸é °í·ÁÇؾßÇÏÁö¸¸ ÀÌ·± passive actionÀº ÁÖ·Î ±âÁ¸ ¼³ºñ¿¡¼­³ª,,
4. Multi-stage RO : Energy dissipationÀ» °¨¼Ò (ÀϹÝÀûÀ¸·Î 100hp)
5. Multi-holes : Effective area¸¦ ´Ã·Á Åë°úÇÏ´Â À¯Ã¼ÀÇ velocity¸¦ °¨¼Ò
6. Conical shaped RO : Conical ¸ð¾çÀÌ flow recover¸¦ ºü¸£°Ô ÇØÁÙ»Ó ¾Æ´Ï¶ó (pipe wall¿¡ ´Ý±âÀü¿¡) Energy dissipationÀÌ pipe wallÂÊÀÌ ¾Æ´Ï¶ó fluid ¾ÈÂÊÀ¸·Î Çü¼ºÀÌ µÊÀ¸·Î½á cavitationÀ¸·Î ÀÎÇÑ vibration, erosion ¹æÁö (Single hole -> Multi-hole -> Conical ¼øÀ¸·Î ÁÁ´Ù°í ¾Ë°í ÀÖ½À´Ï´Ù.)
7. Essentric º¸´Ù´Â Concentric
8. Anti-voltexing ring : ¿À¸®Çǽº¿Í ¹è°üº®ÂÊ¿¡ ringÀ» ¼³Ä¡ÇÏ¿© ÀÜ·ùµÇ´Â À¯Ã¼ÀÇ voltexing ¹× eddy À» ¹æÁö

ÀßÀº ¸ð¸£°ÙÀ¸³ª RO Thinkness´Â µµ¿òÀÌ µÇ´Â °Í ó·³ ´À²¸Áö³ª vibration/cavitation¿¡´Â Å« µµ¿òÀÌ µÇÁö ¾ÊÀ» °Í °°½À´Ï´Ù. RO thinkness´Â ASME code³ª stess analysis¿¡ ÀÇÇØ °áÁ¤µÇ´Â °ÍÀ¸·Î ¾Ë°íÀִµ¥ ´ç¿¬È÷ À¯Ã¼¿¡³ÊÁö¸¦ °ßµð°Ô Á¦ÀÛÀÌ µÇ¾î¾ß ÇÏ°ÚÁö¸¸, ¹«ÀÛÁ¤ µÎ²®°Ô ÇÑ´Ù¸é Á¼¾ÆÁø ¸éÀûÀÇ ±æÀÌ°¡ ±æ¾îÁö¸é¼­ ´õ¿í Å« cavitaion°ú vibrationÀ» À¯¹ßÇÏ´Â °ÍÀº ¾Æ´Ñ°¡¶ó°í »ý°¢ÀÌ µì´Ï´Ù.
     
°¾ j2929415   15-08-31 12:16
cavitation ÀÌ ÀϾÁö ¾Ê¾Æµµ noise°¡ Å« °æ¿ìµµ ÀÖ½À´Ï´Ù. noise ¿¡ ´ëÇÑ spec ÀÌ ÀÖ´Ù¸é ±×°ÍÀ» ¸ÂÃß°í cavitiation Àº ÀϾÁö ¾Êµµ·Ï °¢°¢ µû·Î È®ÀÎÇÏ¿©¾ß ÇÕ´Ï´Ù.
Thickness´Â noise ¸¦ ÁÙ¿©Áشٰí ÇÕ´Ï´Ù.

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