Apr 10, 2016 #1 RMERMP Mechanical Feb 22, 2016 45 0 0 PH can anyone teach me how to size the bellmouth if i have 20000cfm supply air? i read the size of bellmouth should be double the size of the main return duct so that the return air will have low velocity in the ceiling. thanks
can anyone teach me how to size the bellmouth if i have 20000cfm supply air? i read the size of bellmouth should be double the size of the main return duct so that the return air will have low velocity in the ceiling. thanks
Apr 11, 2016 #2 ZDR1985 Mechanical Mar 24, 2010 102 0 0 AU Air or any fluid inlet are normally designed with bell mouth to minimize aerodynamic drag or in this case a reverse nozzle effect. Upvote 0 Downvote
Air or any fluid inlet are normally designed with bell mouth to minimize aerodynamic drag or in this case a reverse nozzle effect.
