About Us
Welcome to WelChem
As an engineering company, we offer software, consulting and training ‘around the column’.
Our hydraulic column software TrayHeart is the most comprehensive commercial software in this field: All types of trays, random and structured packings, liquid distributors, support grids, droplet separators, inlets and chimney trays can be analyzed and designed.
In addition, we offer consulting services for column design, selection of internals, tower inspection, and support with debottlenecking and troubleshooting.
TrayHeart Software
TrayHeart is a professional software which performs detailed hydraulic calculations for all types of tower trays and internals.
Extensive Hydraulic Calculation Options
TrayHeart offers extensive options for the hydraulic calculation of all kinds of column trays, shed decks, baffle trays, chimney trays, intakes, draw-offs, random/structured/grid packings, liquid distributors, support grids, and droplet separators.
Vendor-Independent
TrayHeart is a vendor-independent tool that can calculate products from a wide range of manufacturers, with no preferred product placements or promoted designs.
Consideration of Key Design Aspects
The software takes into account static dimensions, risk of vibrations, manway dimensions, loss areas due to fastenings, and installation issues.
User-Friendly and Multi-Lingual Interface
Featuring a unique, logical, and multi-lingual user interface (English/German), TrayHeart provides numerous input and output options as well as an interactive, dimensional 3D view for all designs.
Versatile Calculation Capabilities
The software can be used for calculations of single-stage, column profile, and data evaluation (experimental data, gamma-scans, model validation, ...).
Extensive Databases for Optimized Design
The software includes large databases of random/structured/grid packings, float valves, fixed valves, wire meshes, and materials of construction.
Trusted by Industry Leaders
As a well-established software, TrayHeart has been relied upon by many renowned companies for more than 25 years.
News
Latest from WelChem

TrayHeart 4.7 release
We are happy to introduce the new version 4.7 of…

New publication
“How to… Liquid distributors” has been published.

Welcome, Johannes!
In November, we welcomed our new colleague Johannes.


















