Welcome to Kolmetz.Com

Kolmetz.Com is a chemical engineering web site that publishes technical articles on distillation, process optimization, operations training, personal improvement, process unit safety and environmental concerns.

Engineering and Equipment Design Guidelines

Operations Training and Training Course Materials

Unit Commissioning

Process Plant Optimization

Distillation Simulation











Technical Articles

Recommended Articles for Olefins

403. Design Guidelines for Utilizing Distillation Simulation Software in the Field

404. Design Guidelines for Distillation Revamps

405. Design Guidelines for Ethylene Quench Towers


406. Design Guidelines for Chemical Treatments in Distillation Columns

408. Design Guidelines for Extractive Distillation Columns

409. Design Guidelines for BTX Revamps


411. Benchmarking a Waste Water Treatment Systems   

412. BTX Extractive Distillation Capacity Increased by Enhanced Packing Distributors
413. Ethylene Unit Operations Management Concepts


416 Design Guideline for Propylene Splitter Distillation Columns

Index of Articles 

001. Texas Refiner expands aromatics capacity 20% with staged revamp
002. Engineering Fundamentals for Operators - Practical Distillation Fundamentals
003. Safety Results Mirror Expectations at New Grassroots Ethylene Plant
004. Environmental Concerns Addressed in the Design of a New Ethylene Plant
005. Cooling Tower Monitoring and Environmental Compliance

006. Resolving Distillation Equipment Problems
007. Ethylene Unit Test Run Planning and Execution
008. Ethylene Unit Saturator and Dilution Steam Generators Challenges
009. Ethylene Unit Pyrolysis Furnace Opportunities & Strategic Improvements

010. Increase Fractionation Efficiency: Propylene Fractionation Example

015. Molecular Sieve Applications

016. Ethylene Unit Cracked Gas Compressor Case Studies on Fouling
017. Flare Safety Overview
018. Flow Phenomena in Staged and Non Staged Distillation Equipment

019. Advances in Cracking Furnace Technology

022. Revising an Ethylene Unit Feed Saturator
023. Career Guidelines for Young and Old Graduates
024. Pyrolysis Furnace Technical Overview

026. Improving the Reliability of High Heat Flux Reboilers
027. The Design and Performance of a Packed Benzene Toluene Splitter
028. Anti Fouling Tray Technology
029. Use of Process Simulation for Distillation Design

030. The Importance of Thermodynamics on Process Simulation Modeling

035. Waste-heat recovery: Weighing in the environmental Factor


036. Spiral Heat Exchangers Preheat High Solids Black Liquor Without plugging
038. Analysis of NOx Reduction Techniques

039. Partial Catalytic Hydrogenation of Acetylene

040. Production of Polyethylene Using Gas Fluidized Bed Reactor


042. Allowances and Credits: Components of a Sound NOx Reduction Strategy

043. Radioisotope Technology - Benefits & Limitations in Packed Tower Diagnostics

047. Physical separation devices for Ethylene Plants


051. Extractive Distillation for the Separation of Benzene and Cyclohexane Mixture

053. Targeting the Minimum Water Rate Using Water Cascade Analysis Technique

057. Improve EB/SM Plant Distillation


061. Overview on C2 and C3 Selective Hydrogenation in Ethylene Plants

063. Hydrogen Sulfide Poisoning

064. Distributed Distillation with Heat Integration


068. An Overview of Oxygenates in Ethylene Units

069. Chemical Engineering Review Paper

070. Best Practices in Prevention and Suppression of Metal Packing Fires

073.  Radioisotope Technology - Troubleshooting Packed Beds in Vacuum Distillation



078. Trouble Shooting an Ethylene Quench Water Tower

079. Design Guidelines for Extractive Distillation Columns


081. Succeed at Plant Debottlenecking

082. Measure and Access Maldistribution in Industrial Packed Towers

083. Multiple Down comer Fouling Paper


087. Ethylene Plant Safety Incidents

089. Integrate Process Simulation and Process Synthesis


091. Distillation Column Internals Related Process Intensification Developments

093. Setting Targets for Water and Hydrogen Networks using Cascade Analysis

095. Resource Conservation and Waste Minimization for Property Networks


096. Water Minimization by Pinch Technology

097. Synthesis of mass exchange network for batch processes—Part I: Utility targeting

098. Synthesis of mass exchange network for batch processes—Part II: Minimum units target


100.  Maximizing Water Recovery through Water Pinch Technology


104. Modeling and Simulation of Used Lubricant Oil Re-refining Process


106. Ammonia in a Steam Cracking Plant

107. Upgrade of a Tail-End Acetylene Converter

108. Cascade Analysis for setting the Targets for Resource Conservation Part 1

109. Cascade Analysis for setting the Targets for Resource Conservation Part 2


110. EPA Check Valve Review

111. Design Guidelines for Safety in Piping Networks

113. Safety Editorial - Rough Road Ahead



123. Standardization of Structured Packing Efficiency Measurements

126. Distillation Column Internals Related Process Intensification Developments