Áö¸§ÀÌ 5mÀÌ°í ³»ºÎ¿¡ ÇÁ·ÎÆÇÀÌ 50% Â÷ÀÖ´Â ±¸Çü ÅÊÅ©°¡ ÀÖ½À´Ï´Ù.
ÅÊÅ© ³»ºÎ,¿ÜºÎ¿Âµµ 293K / ÅÊÅ©¾Ð·ÂÀº 7.8KG.G ÀÔ´Ï´Ù.
ÅÊÅ© ³»ºÎ¾Ð·ÂÀ» 7.8KG.G¿¡¼ 0.3KG.G·Î ³»·Á¼ °¨¾ÐÇϸç
gas¸¦ ¸ðµÎ vent ÇÒ¶§ (´Ù¸¥ inert gasÀÇ À¯ÀÔÀº ¾ø½À´Ï´Ù.) ÃÑ °É¸®´Â ½Ã°£ÀÌ ¾ó¸¶³ª µÉ±î¿ä?? °¡ Áú¹®ÀÔ´Ï´Ù.
--------------------------------------------------------------------------------------------------------------------------
(1) ù¹ø°·Î Langmuir evaporation equation ¸¦ »ç¿ëÇغýÀ´Ï´Ù.
dM/dt : (Pv-Pp)*root(m/2pi-K-T)
dM/dt : Áõ¹ß¼Óµµ(evaporation rate, kg/m2¡¤s)
Pv : ÁÖ¾îÁø ¿Âµµ¿¡¼ Æ÷ÈÁõ±â¾Ð(saturated vapor pressure, 7.8KG.G)
Pp : °ø±â ÁßÀÇ Áõ±â¾Ð(partial vapor pressure, 0.3KG.G)
m : ¸ôÁú·®(molecular weight, 44.1g/mol)
K : ±âü»ó¼ö(gas constant, 8.314J/mol-K)
T : Àý´ë¿Âµµ(absolute temperature, 293K)
dM/dt ´Â 1247.6kg/m^2-s ¶ó´Â ´Ù¼Ò ¸»ÀÌ ¾ÈµÇ´Â °ªÀÌ ³ª¿Ô½À´Ï´Ù.
¿Ö ÀÌ·± ¸»µµ¾ÈµÇ´Â °ªÀÌ ³ª¿Â°Ç°¡¿ä??
-----------------------------------------------------------------------------------------
±×·¡¼ µÎ¹ø°·Î KOSHA GUIDE ÀÇ ´©ÃâµÈ Áõ¹ß¼Óµµ °è»ê½ÄÀ» »ç¿ëÇغýÀ´Ï´Ù.
(Á˼ÛÇÕ´Ï´Ù ´©ÃâµÈ°Ô ¾Æ´ÏÁö¸¸ À̸®Àú¸® ³ë·ÂÇغýÀ´Ï´Ù.)
KOSHA GUIDE¿¡ µû¸¥ Áõ¹ß¼Óµµ °è»ê °ø½Ä
RE = (1.4 * U^0.78 * Mw^0.67 * A * Pv)/(82.05 * T)
RE : Áõ¹ß¼Óµµ(kg/min) / U : dz¼Ó(m/sec) / Mw : ºÐÀÚ·® / A : ¾×üÃþ Ç¥¸éÀû(m2) / Pv : Áõ±â¾Ð(mmHg) / T : ¿Âµµ(K)
ÅÊÅ© ³»ºÎ¿¡ dz¼ÓÀÌ ¾ø±â ¶§¹®¿¡ À̽ÄÀ» ÅëÇؼµµ ±¸ÇÒ¼ö ¾ø¾ú½À´Ï´Ù.
------------------------------------------------------------------------------------------------------
ºÎµð Áõ¹ß¼Óµµ ±¸ÇÏ´Â ¹æ¹ýÀ» ¾Ë·ÁÁÖ¼¼¿ä
µµ¿ÍÁÖ¼¼¿ä ½ºÅ×Æijë´Ô! Ç×»ó ´äº¯º¸¸é¼ Èû¾ò°íÀÖ½À´Ï´Ù.