ÀÎÅͳÝÈÇаøÇÐ+±¸±Û+³×À̹ö
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«
scfm
±Û¾´ÀÌ
:
rla
°íÀ¯ID
: rla
³¯Â¥
: 00-00-00 00:00
Á¶È¸
: 11275
scfmÀÌ ¾î¶² ´ÜÀ§ÁÒ?
cfm°ú´Â ¾î¶»°Ô ´Ù¸¥°¡¿ä?
Stefano
Stefano
39-08-02 00:00
cfm´Â cubic feet per minuteÀÇ ¾à¾îÀÌ°í °íü ¾×ü ±âü¸¦ ±¸ºÐÇÏÁö ¾Ê°í ¸ðµÎ »ç¿ëµÇ´Â À¯·®(Volume Flow Rate) ´ÜÀ§ÀÔ´Ï´Ù.
±âüÀÇ °æ¿ì ¾Ð·Â°ú ¿Âµµ¿¡ µû¶ó¼ ±âüÀÇ ºÎÇÇ°¡ ´Ù¶óÁö±â ¶§¹®¿¡ cfmÀ¸·Î¸¸ ³ªÅ¸³»¸é ½ÇÁ¦·Î ¾ó¸¶¸¸ÅÀÇ À¯·®ÀÌ µÇ´ÂÁö ¾Ë ¼ö ¾ø½À´Ï´Ù.
µû¶ó¼ 60¢µ 1±â¾Ð(´ë±â¾Ð, 14.696 lbf/in2 abs)¿¡¼ÀÇ ºÎÇǶó´Â °ÍÀ» ¾Ë·ÁÁÖ±â À§ÇØ standard state¸¦ ÀǹÌÇÏ´Â "s"¸¦ ¾Õ¿¡ ºÙ¿©µÐ °ÍÀÔ´Ï´Ù.
scfm=standard (state) cubic feet per minute
=gas volume rate in cfm, at 60¢µ 1atm.
**ÁÖÀÇÇÒ °ÍÀº Standard State ¹ÌÅ͹ýÀ̳ª SI ´ÜÀ§°è¿¡¼ÀÇ standard state´Â 0¡É 1±â¾ÐÀ» À̾߱â ÇÏ°í Ç¥ÁØ»óÅÂÀÇ °¡½º ºÎÇǸ¦ ¾ð±ÞÇÒ ¶© NormalÀ» ÀǹÌÇÏ´Â "N"À» µ¡ºÙ¿© »ç¿ëÇÕ´Ï´Ù.
Nm3/h, = NCMH (Normal cubic meter per hour)
**¶Ç ¿¿ªÇп¡¼ÀÇ "Ç¥ÁØ»óÅÂ(standard state)"´Â 25¡É1±â¾ÐÀ» ÀǹÌÇÕ´Ï´Ù.
È¥µ¿ÀÇ ¿ì·Á°¡ Àֱ⠶§¹®¿¡ ±¹Á¦Ç¥ÁØ Ç¥±â¹ýÀÌ Á¤ÇØÁ³´ÂÁö ¾Ë¾ÆºÁ¾ß ÇÏ°Ú½À´Ï´Ù.
cfm´Â cubic feet per minuteÀÇ ¾à¾îÀÌ°í °íü ¾×ü ±âü¸¦ ±¸ºÐÇÏÁö ¾Ê°í ¸ðµÎ »ç¿ëµÇ´Â À¯·®(Volume Flow Rate) ´ÜÀ§ÀÔ´Ï´Ù. ±âüÀÇ °æ¿ì ¾Ð·Â°ú ¿Âµµ¿¡ µû¶ó¼ ±âüÀÇ ºÎÇÇ°¡ ´Ù¶óÁö±â ¶§¹®¿¡ cfmÀ¸·Î¸¸ ³ªÅ¸³»¸é ½ÇÁ¦·Î ¾ó¸¶¸¸ÅÀÇ À¯·®ÀÌ µÇ´ÂÁö ¾Ë ¼ö ¾ø½À´Ï´Ù. µû¶ó¼ 60¢µ 1±â¾Ð(´ë±â¾Ð, 14.696 lbf/in2 abs)¿¡¼ÀÇ ºÎÇǶó´Â °ÍÀ» ¾Ë·ÁÁÖ±â À§ÇØ standard state¸¦ ÀǹÌÇÏ´Â "s"¸¦ ¾Õ¿¡ ºÙ¿©µÐ °ÍÀÔ´Ï´Ù. scfm=standard (state) cubic feet per minute =gas volume rate in cfm, at 60¢µ 1atm. **ÁÖÀÇÇÒ °ÍÀº Standard State ¹ÌÅ͹ýÀ̳ª SI ´ÜÀ§°è¿¡¼ÀÇ standard state´Â 0¡É 1±â¾ÐÀ» À̾߱â ÇÏ°í Ç¥ÁØ»óÅÂÀÇ °¡½º ºÎÇǸ¦ ¾ð±ÞÇÒ ¶© NormalÀ» ÀǹÌÇÏ´Â "N"À» µ¡ºÙ¿© »ç¿ëÇÕ´Ï´Ù. Nm3/h, = NCMH (Normal cubic meter per hour) **¶Ç ¿¿ªÇп¡¼ÀÇ "Ç¥ÁØ»óÅÂ(standard state)"´Â 25¡É1±â¾ÐÀ» ÀǹÌÇÕ´Ï´Ù. È¥µ¿ÀÇ ¿ì·Á°¡ Àֱ⠶§¹®¿¡ ±¹Á¦Ç¥ÁØ Ç¥±â¹ýÀÌ Á¤ÇØÁ³´ÂÁö ¾Ë¾ÆºÁ¾ß ÇÏ°Ú½À´Ï´Ù.
Copyright 1999.07.10-Now ChemEng.co.kr & 3D System Engineering. (mail : ykjang@naver.com, call 010-4456-8090)