Liquid Collector & Redistributor | Packed Tower Internals


Stainless steel liquid collector-redistributor for packed towers – SS316L (Mo≥2.0% ASTM A240) – efficient fluid management – Ruler Measured – Pingxiang Daier
Close-up of chimney tray type liquid collector – precision-welded troughs – 100% liquid interception – SS316L (Mo≥2.0% ASTM A240) – Ruler Measured – Pingxiang Daier
SS316L liquid redistributor – custom-designed – angled view – uniform re-irrigation of lower packing bed – Ruler Measured – Pingxiang Daier

Liquid Collector & Redistributor Selection, Design & Applications

A liquid collector and redistributor is a packed tower internal used to collect liquid leaving an upper packing bed and redistribute it uniformly to the packing bed below. Proper collection and redistribution help maintain liquid distribution quality between packed beds while allowing vapor to pass through the tower.

Available Designs — Chimney-Type Collector · Trough-Type Collector · Collector-Redistributor Combination · Segmented Designs for Manway Installation

Key Selection Factors — Tower Diameter · Liquid Flow Rate · Vapor Load · Packing Type · Packing Bed Height · Pressure Drop · Available Installation Height · Material Compatibility · Manway Size · Segment Arrangement

Design Considerations — The collector should provide sufficient liquid collection capacity while maintaining adequate vapor passage area. Redistribution geometry should be selected according to liquid load, tower diameter and the distribution requirements of the downstream packed bed.

Typical Applications — Multi-Bed Packed Towers · Distillation Columns · Absorption Towers · Scrubber Systems · Stripping Columns · Refining & Petrochemical Towers · Tower Revamp & Replacement

Installation & Engineering Support — For preliminary evaluation, provide tower diameter, packing type, bed arrangement, liquid flow rate, vapor load, operating conditions, available installation height, manway size and material requirement.

Liquid Collector & Redistributor Technical Specifications & Design Data


Technical parameter table – liquid collector-redistributor – 100% liquid interception – optimized vapor open area – segmented design – for large-scale distillation towers – Ruler Measured – Pingxiang Daier

Liquid Collector & Redistributor Manufacturing & Installation


Technical parameter table – wire mesh demister pads – density, surface area, void fraction – material options: SS316L (Mo≥2.0% ASTM A240), Monel – Ruler Measured – Pingxiang Daier
Global project matrix – tower internals – sulfuric acid plants, refineries, chemical distillation columns – Ruler Measured – Pingxiang Daier