17
Tray Scrubbers
17.1 Device Type
Tray scrubbers are wet scrubbers that use a tray or multiple trays containing openings through which gas is accelerated to subsequently mix with scrubbing liquid, thereby enhancing particulate removal and gas absorption.
17.2 Typical Applications and Uses
Tray scrubbers are used for the control of particulate greater than approximately 10 μm at loadings less than 1–2 grs/dscf (grains per dry standard cubic foot) and to absorb soluble gases. They are also often used for cooling gas streams and to subcool gases.
In years before the Clean Air Act (1970), tray scrubbers were used to control the emissions from lime kilns, lime sludge kilns, boilers, tanker inert gas systems, sludge incinerators, and similar ...
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