Falling film evaporator
View Patent ↗An evaporator for use in a refrigeration system includes a shell and a tube bundle, the tube bundle having a plurality of tubes extending substantially horizontally in the shell. A hood is disposed over and laterally surrounds substantially all of the plurality of tubes of the tube bundle. A distributor is positioned between the hood and the tube bundle. The hood is asymmetrically disposed within the evaporator.
1. An evaporator for use in a refrigeration system comprising:
a shell;
a tube bundle, the tube bundle having a plurality of tubes extending substantially horizontally in the shell;
a hood disposed over and laterally surrounding substantially all of the plurality of tubes of the tube bundle;
a distributor positioned between the hood and the tube bundle; and
wherein the hood is asymmetrically disposed relative to a vertical plane bisecting the shell.
2. The evaporator of claim 1 , wherein at least a portion of the hood is in close proximity with the shell.
3. The evaporator of claim 2 , wherein the portion of the hood in close proximity with the shell is substantially parallel with the shell.