• Bubble Caps
    Equipment- English

    How Bubble Cap Tray Works

        Distillation towers are the heart of a process plant, and the working component of a distillation column is the tray. A tray consists of the following components, as shown in figure below: Overflow, or outlet weir Downcomer Tray deck There are two types of tray decks: perforated trays and bubble cap trays. In this chapter, we describe only perforated trays, examples of which are Valves or flutter caps V grid, or extruded-valve caps Sieve decks Jet trays Possibly 90 percent of the trays seen in the plant are of these types. Perforated tray decks all have one feature in common; they depend on the flow of vapor through…