Types and Selection Guide of the Distillation Trays Distillation Trays: Once the process design phase is over, the design of the equipment begins. This stage of the design transforms the process requirements into actual hardware. S Cube Mass Transfer offers an extensive portfolio of mass transfer tray tower tailor made to meet the process requirements of your specific application. Selection Guide for Tray Column The factors discussed below affect the choice between tray and packing. Since these are guidelines for the selection of trays or packing for a particular service, it is recommended to analyze the quality of each design case selection. S.No
System Favoring Tray Column
System favoring Packed Column
1 2
Solid handling High liquid rate feed composition and Temperature Large diameter columns Performance prediction is easy
Vacuum system Low pressure drop application, RevampsThe pressure drop reduction Small diameter columns< 900 mm Corrosive system Or Foaming system
3 4
Types of Tray: The choice of a particular tray and its design can physically affect the efficiency of a given distillation, absorption or stripping system. Each tray should be designed to have as efficient an interaction as possible between vapor and liquid as much as possible within reasonable economic limits. A] SCM Valve