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  Small filterÀÇ PSVÁ¦°ø °ü·Ã
  ±Û¾´ÀÌ : ¹Ú±º   °íÀ¯ID : sk2blue     ³¯Â¥ : 10-07-18 21:46     Á¶È¸ : 7240    
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ÃÖ±Ù¿¡ Small filterÀÇ PSVÁ¦°ø¿¡ ´ëÇÑ ¹®Á¦¿¡ ºÀÂøÇÏ¿´½À´Ï´Ù.
ÇöÀç ¾à 350bargÀÇ 0.9m3/hrÀÇ À¯·®ÀÌ È帣´Â ÀÛÀº Methanol filter¿¡ PSVÀÇ Á¦°øÀ¯¹«¸¦ API¸¦ ÅëÇØ È®ÀÎÇ϶ó´Â, HAZOPÀÇ RecommendationÀ» ¹Þ¾Ò½À´Ï´Ù. ¹®Á¦´Â ÇöÀç´Â º» Small filter¿¡ PSV°¡ Á¦°øµÇÁö ¾Ê´Âµ¥, ÀÌ PSV°¡ Á¦°øÇÏÁö ¾Ê¾Æµµ µÈ´Ù´Â ¹®ÇåÀ» API¿¡¼­ È®ÀÎÀ» ÇÒ ¼ö°¡ ¾ø½À´Ï´Ù. ÀÏ´Ü, Å« Filter·ù¿¡´Â Fire case³ª Thermal expansion case·Î µðÀÚÀÎÀ» ÇÏ°Ô µÇ´Â °ÍÀ» º¸¾Ò½À´Ï´Ù.
¿©·¯ ¹æ¸éÀ¸·Î ¾Ë¾Æº» °á°ú, Small filterÀÇ °æ¿ì´Â filter¸¦ PipelineÀÇ ÀϺηΠº¸°í Á¦°øÀ» ÇÏÁö ¾Ê´Â´Ù´Â »ç½ÇÀ» ¾Ë¾Ò½À´Ï´Ù.
ÀÌ·¯ÇÑ »çÇ×ÀÌ ASME section VIII ȤÀº ASME B31.3¿¡ ³ª¿Â´Ù°í Çϴµ¥, ¾îµð¿¡ ³ª¿À´ÂÁö ãÀ» ¼ö°¡ ¾ø½À´Ï´Ù. ¾î¶² ºÐÀº filterÀÇ volumeÀÌ 0.4m3ÀÌÇÏÀÏ °æ¿ì¿¡ Pipeline·Î ÀϺηΠº¸°í PSV¸¦ Á¦°øÇÏÁö ¾Ê´Â´Ù°í Á¶¾ðÀ» ÁÖ¼ÌÀ¸³ª, Á¤È®ÇÑ Reference´Â ¸ð¸¥´Ù°í Çϼ̽À´Ï´Ù.
ÀÌÀü¿¡µµ ÀÌ·± ¹®Á¦¿¡ ºÀÂøÇÏ¿´¾úÀ¸³ª, Reference¸¦ ãÀ» ¼ö°¡ ¾ø¾î¼­ °á±¹ PSV¸¦ Á¦°øÇÑ ÀûÀÌ ÀÖ¾ú´Âµ¥, ±Ý¹ø¿¡´Â º» ¹®Á¦¸¦ ÇØ°áÇÏ°í ½Í½À´Ï´Ù.
¼ÒÁßÇÑ °í°ß ºÎŹ µå¸³´Ï´Ù.

½ºÅ×Æijë Stefano   10-07-19 17:12
(1) ASME Section VIII Div. I ÀÇ Àû¿ëÀ» ¹ÞÁö ¾Ê´Â °æ¿ì´Â "Introduction" U-1-(c)¿¡ ¼³¸íÀÌ µÇ¾î Àִµ¥ ±×Áß Áú¹®¿¡ ÇØ´çµÇ´Â °æ¿ì´Â (5), (9)¿¡ ¼³¸íÀÌ µÇ¾î ÀÖ½À´Ï´Ù. (6)~(10)Ç׿¡ ¼³¸íµÈ °Í¿¡ ÇØ´çÇÏ´Â °æ¿ì ¿¹¸¦ µé¾î Á÷°æ 6" ÀÌÇÏÀÇ °æ¿ì ¾Ð·Â, ¿ë±â±æÀÌ¿¡ »ó°ü¾øÀÌ µ¿ ±ÔÁ¤À» Àû¿ëÇÒ ÇÊ¿ä°¡ ¾ø´Â °ÍÀ¸·Î µÇ¾î ÀÖ½À´Ï´Ù¸¸ ÀÌ´Â ASME Section VIII Div 1ÀÇ Àû¿ëÀ» ¹ÞÁö ¾Ê¾Æµµ µÈ´Ù´Â ÀǹÌÀÌÁö PSV¸¦ ´ÞÁö ¾Ê¾Æµµ µÈ´Ù´Â Àǹ̴ ¾Æ´Ò °ÍÀÔ´Ï´Ù.  (3)Ç× ÂüÁ¶ 

±×·¯³ª Filter°¡ ¹è°ü ºÎÇ°À¸·Î °£Áֵȴٰí ÇÏ¿©µµ Vessel°ú µ¿ÀÏÇÏ°Ô Blocked Piping¿¡ Thermal Expansion, Fire µîÀÇ ¿øÀÎÀ¸·Î °í¾Ð»ó½ÂÀÇ ¿ì·Á°¡ ÀÖ´Â °æ¿ì¶ó°í ÇÑ´Ù¸é Relief Valve¸¦ ¹Ýµå½Ã ´Þ¾ÆµÎ¾î¾ß ÇÒ °ÍÀÔ´Ï´Ù.  Liquid Relief Valve¶ó¸é 1/2" ±Ô°ÝÀÌ¸é ´ëºÎºÐ ÃæºÐÇÏ°í PipingÀÌ È­Àç¿¡ ³ëÃâµÈ´Ù°í Çصµ ³ëÃâ¸éÀû¸¸À» °í·ÁÇϸé Liquid Relief Vlave·Îµµ ÃæºÐÈ÷ ¹èÃâµÉ ¼ö ÀÖÀ» °ÍÀ¸·Î º¾´Ï´Ù. 

(2) "filterÁß 0.4 m3ÀÌÇÏÀÇ ¿ë±â¿¡ PSV¸¦ ´ÞÁö ¾Ê¾Æµµ µÈ´Ù"´Â ³»¿ëÀº À߸ø ÀüÇØÁø °ÍÀ¸·Î º¾´Ï´Ù. 

(3) ASME B31.3¿¡ ³ª¿Í ÀÖ´Ù¸é óÀ½ "SCOPE" ºÎºÐÀ» ã¾Æ º¸µµ·Ï Çϼ¼¿ä.
¹Ú±º sk2blue   10-07-19 21:16
ÀÚ¼¼ÇÑ Á¶¾ð¿¡ °¨»ç µå¸³´Ï´Ù.
¾ÈÀüÀÌ °¡Àå Áß¿äÇÑ »çÇ×ÀÎ ¸¸Å­, ¾î·Á¿î °Í °°½À´Ï´Ù.
³»ÀÏ ´Ù½Ã Çѹø °ü·Ã ASME ±ÔÁ¤À» ã¾Æº¸µµ·Ï ÇÏ°Ú½À´Ï´Ù.
¹«´õÀ§¿¡ °Ç°­¿¡ À¯ÀÇÇϽʽÿÀ!^^
°¡ÀÚ°¡ÀÚ seehim2000   10-08-19 19:06
°°Àº ¹®Á¦·Î °í¹ÎÇß´ø ÇÑ»ç¶÷ÀÔ´Ï´Ù.

NFPA code 58 Storage and Handling of Liquefied Petroleum Gases¿¡ º¸¸é,

Section 3.2.11.3¿¡ º¸¸é, ´ÙÀ½ÀÇ ³»¿ëÀÌ ±âÀçµÇ¾î ÀÖ½À´Ï´Ù.

"Pressure relief devices on the following ASME containers shall be installed so that any gas released is vented
 away from the container upward and unobstructed to the open air.
(1) Containers of 125-gal (0.5-m3) water capacity or more installed in stationary service
(2) Portable storage containers (see 1.7.55),
(3) Portable tanks of nominal 120-gal (0.5-m3) water capacity or more
(4) Cargo tanks"

1¹øÇ׿¡ º¸¸é, 0.5 m3 ÀÌ»óÀÇ ASME container¿¡ ´ëÇؼ­ PSV°¡ ÇÊ¿äÇÏ´Ù°í ³ª¿ÍÀÖ°í, ¹°·Ð ÀÌ ±¸ÀýÀÌ 0.5 m3

ÀÌÇÏÀÇ vessel¿¡ ´ëÇؼ­ PSV°¡ ÇÊ¿ä¾ø´Ù´Â ¶æÀ¸·Î´Â Çؼ®µÉ¼ö ¾øÁö¸¸, ÀÌ·¯ÇÑ ¹è°æ¿¡¼­ ³ª¿Â À̾߱Ⱑ ¾Æ´Ñ°¡ ½Í½À´Ï´Ù.

¾²°íº¸´Ï ±×´ÙÁö µµ¿òÀº ¾ÈµÇ´Â°Í °°³×¿ä ÇÏÇÏÇÏ.
   

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