Kister Ã¥ "Distillation Design" P 341¿¡ º¸¸é ¸Ç ¹Ø¿¡ ÀÛÀº Å×À̺íÀÌ ÀÖ½À´Ï´Ù.¿©±â¿¡ ' Ab = At - Adt -Adb ,ft2 ' ¶ó°í µÇ¾î ÀÖ½À´Ï´Ù.
ÀÌ ½ÄÀº ´Ü¸éÀûÀ» ³ªÅ¸³»´Â ½ÄÀε¥, Adt ¿Í Adb°¡ °øÁ¸ÇÏ¿© ½ÄÀÌ µÉ ¼ö ÀÖ´Â °ÍÀΰ¡¿ä?
Adt¿Í Adb´Â ´Ù¸¥ ³ôÀÌ¿¡ À§Ä¡ÇØ ÀÖ´Ù°í »ý°¢µÇ´Âµ¥
ÀÌ ½Ä¿¡ ´ëÇÑ ¼³¸í ºÎŹÇÕ´Ï´Ù.
¶ÇÇÑ Net area¿Í Bubbling area ÀÇ Â÷ÀÌ°¡ ¹ºÁö ±Ã±ÝÇÕ´Ï´Ù.
Ab : bubbling area
At : total tower cross section area
Adt : downcomer top area
Adb : downcomer bottom area