Chemical Engineering Practice

Hydrolysis Kinetics of Woody Biomass: Surface Renewal

Conference Presentation
AIChE Annual Meeting
November 11, 2015
Woody biomass is known to be composed of three major components: cellulose, lignin and hemicellulose. Cellulose is the most stable natural polymer in...

Democratizing Fossil Fuel Conversion

Conference Presentation
AIChE Annual Meeting
November 10, 2015
Do you have a billion dollars? Neither do most of the 6 million companies in the Unites States. In fact, less than 10 companies in the U.S. can...

The Travelling Fluidized Bed Project: Working Together

Conference Presentation
AIChE Annual Meeting
November 10, 2015
John Chen had a strong attachment to “challenge problems” to evaluate the ability of models and CFD codes to accurately predict complex fluidization...

Water Desalination By Shock Electrodialysis

Conference Presentation
AIChE Annual Meeting
November 9, 2015
The development of cost and energy efficient water purification systems, specifically desalination systems, is one of the most critical engineering...

Room Temperature Shape Memory Polymers

Conference Presentation
AIChE Annual Meeting
November 9, 2015
Temperature controlled shape memory polymers can be synthesized via a facile method using long chain fatty acid and cross-linked natural rubber. For...

Pressure Relief System Design of Reactive Systems

Archived Webinar
Oct 14, 2015
This webinar covers the basics of pressure relief system sizing for reactive systems; review of the operating procedure, adiabatic calorimeter test design, how to apply data generated to design the...

Phase Equilibria Concepts

Archived Webinar
Oct 7, 2015
Phase equilibria usually determines what type of separation process will be economical. Modeling of phase equilibria relies upon mathematical representation of chemical potential or fugacity; such...

An Introduction to Low Pressure Storage Tanks

Conference Presentation
Southwest Process Technology Conference
October 2, 2015
Storage tanks are an overlooked part of any refinery or chemical plant. They don’t make boatloads of money, but they are an integral part of keeping...
User interface for an app for modeling turbulent reacting flow in a water treatment reactor. The basin is designed to avoid short circuiting streams and for enhancing mixing within each compartment in the basin.

Modeling of Laminar and Turbulent Reacting Flows

Archived Webinar
Sep 29, 2015
This presentation focuses on the simulation of reacting flows. Reacting flow and fluid dynamics may heavily influence the residence time distribution of chemical species and the reaction distribution...

European Efforts in Process Intensification

Archived Webinar
Aug 19, 2015
European Union (EU) efforts to develop Process Intensification (PI) for the chemical industry have been more focused and organized than US efforts. The Savannah River National Laboratory (SRNL) is...

The Dow Chemical Story

Archived Webinar
Jun 25, 2015
Dow Chemical was founded in 1897 by Herbert Henry Dow. Learn about the history of this chemical giant as it grows and merges into the top company it remains more than 100 years later, and hear some...

Introduction to Particle Characterization

Archived Webinar
Jun 10, 2015
Particle characterization is essential for anybody who must handle or process particulate materials. This webinar reviews the variety of methods for characterizing key particle parameters such as...

Energy and Entropy, Concepts and Balances

Archived Webinar
May 20, 2015
Energy and entropy balances are central to process thermodynamics calculations. This presentation reviews the principles for each balance. Examples are provided for valves, compressors, turbines,...

Process Spray Applications and Spray Science

Archived Webinar
May 13, 2015
This presentation is about achieving improved spray performance by better integrating the operational requirements, key fluid properties, and spray nozzle capabilities. Sprays are crucial to the...

Emissions Testing of Pressure Assisted Flare Burners

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 30, 2015
The flare system for a new US Gulf Coast propylene production unit will be a multipoint ground flare utilizing pressure assisted burners. The...

Flare Regulatory Trends and Impact on Ethylene Manufacture

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 30, 2015
Global attention on improving oil and gas, refinery, petrochemical, and related industrial flaring practices continues its forward advance intimately...

Advanced Control of Wild Loads to or from Multiple Units

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 29, 2015
Advanced Control of Wild Loads to or from Multiple Units Darwin Logerot , ProSys, Inc., Houston, TX In many situations in refineries and chemical...

Bhopal 30 Years Later

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 29, 2015
On the early morning of December 3rd 1984 a large release of methyl isocyanate (MIC) gas occurred in a pesticide production plant located in Bhopal,...

Impact of Control Valve Performance on Control Performance

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 29, 2015
A significant amount of time is often spent specifying and selecting the proper control valve for the application. However, this effort is generally...

Cangrejera Learnings

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 29, 2015
Process safety management systems should be in place to ensure repeatability in operations. A good system consists of higher level procedures that...

Regulators Versus Control Valves: What's the Best Fit?

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 29, 2015
This session will review the selection criteria for consideration of pressure regulators vs. control valves for uses on various applications to...

Planning Early for Compressor Surge Avoidance

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 29, 2015
Compressor stations are installed at regular interval to drive the flow of gas in a pipeline. The principal component of the compressor station is...

Fire from the Cascading Failure of an Oxygen Supply System

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 29, 2015
This paper discusses the investigation, findings, and root cause analysis of a fire due to the loss of oxygen containment in an ethylene oxide...

Mitigating Variable TDS Levels in Wastewater Biotreatment

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 29, 2015
Wastewaters characterized by elevated Total Dissolved Solids (TDS) levels and high organic content are produced by food, petroleum, and petrochemical...

Hybrid Models of Distillation Towers for Plant Optimization

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 29, 2015
Real time optimization of plant operations started in 1980s and expanded rapidly during 1990s and early 2000s. Such applications have brought...

Analysis of the Capabilities of Cybersecurity Defenses

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 29, 2015
The threats to our critical infrastructure continue to evolve. As new cyberattacks are created and discovered, it is incumbent upon us to evaluate...

CFD Modeling of Air Emissions from Controlled Flare Tests

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 29, 2015
Although significant progress has been made in developing technologies capable of measuring flare efficiencies and emissions in situ, essential...

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