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  ASME CodeÀÇ BFW feeding condition Áú¹®
  ±Û¾´ÀÌ : ¹ÖÀÇÁÖÀΠ  °íÀ¯ID : dcu22     ³¯Â¥ : 18-06-01 10:50     Á¶È¸ : 3128    
¾È³çÇϽʴϱî! Ãʺ¸ Process EngineerÀÔ´Ï´Ù.
¸ÃÀº ÇÁ·ÎÁ§Æ® °ü·ÃÇؼ­ Boiler code¸¦ º¸±¸ÀÖ´Â Áß¿¡
ASME Section I¿¡  PG-61.1¸¦ º¸¸é Except as provided for in PG-61.2 and
PG-61.4, boilers having more than 500 ft2 (47 m2) of water‐heating surface shall have at least two means of feeding water. Except as provided for in PG-61.3, PG-61.4, and PG-61.5, each source of feeding shall be capable
of supplying water to the boiler at a pressure of 3% higher than the highest setting of any pressure relief valve
on the boiler proper.
¶ó´Â ¹®±¸¸¦ º¸°í ±Ã±ÝÇÑ°ÍÀÌ »ý°å´Âµ¥¿ä;
À§ÀÇ ¹®±¸°¡ º¸ÀÏ·¯¿¡ PSVÀÇ Set pressureº¸´Ù ³ô°Ô BFW¸¦ °ø±ÞÇ϶ó°í ÀÌÇظ¦ Çߴµ¥,
±×·¯¸é PSV°¡ ÅÍÁöÁö ¾È³ª¿ä? ¾Æ´Ï¸é BFWÀÇ ¾Ð¼Õ½ÇÀ» °í·ÁÇؼ­ ÇÏ´Â À̾߱âÀÎÁö;;
ÀÌÇØ°¡ ¾È°¡¼­ Áú¹®µå·Áº¾´Ï´Ù¤Ð

Stefano    18-06-02 16:29
(1) º¸ÀÏ·¯ ±Þ¼öÀÇ ¾Ð·ÂÀÌ ³ô´Ù°í Çصµ º¸ÀÏ·¯ µå·³¿¡ µé¾î¿À¸é¼­ ¾Ð·ÂÀÌ ³·¾ÆÁö±â ¶§¹®¿¡ º¸ÀÏ·¯µå·³ÀÇ ¾Ð·ÂÀÌ ¼ø°£ÀûÀ¸·Î ¿Ã¶ó°¥ ¼ö ¾ø½À´Ï´Ù.  ¾×»óÀÌ µé¾î¿Íµµ ±â»óÀÇ ºó°ø°£À» ±ÞÈ÷ ä¿ì´Â Á¤µµ µé¾î¿À´Â °ÍÀÌ ¾Æ´Ï°í BFW°¡ °è¼Ó°ø±ÞµÇ¸é¼­ ±â»ó°ø°£ÀÇ Steam ºÎÇÇ¿¡ ºñÇØ ¾×»óÀÇ ºÎÇÇ´Â ¹«½ÃÇÒ ¼ö ÀÖ´Â Á¤µµÀÔ´Ï´Ù. 

(2) ±Þ¼ö´Â ¾×»óÀ̹ǷΠ¼³·É ¾Ð·ÂÀÌ ³ô´Ù°í Çصµ ¾×ÀÌ Ãⱸ·Î ³ª¿À´Â ¼ø°£ ¾Ð·ÂÀÌ ±Þ°ÝÀÌ ¶³¾îÁö±â ¶§¹®¿¡ º¸ÀÏ·¯ µå·³ÀÇ PSVÀÇ ÀÛµ¿¾Ð·Â¿¡ À̸¦ ¼öµµ ¾ø½À´Ï´Ù.
   

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