Chemical Engineering Practice

Hydrates in Ethylene Plant Cold Section

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 12, 2016 - 4:15pm-4:50pm
Ethylene plants are at risk of hydrate formation due to the very nature of the process: wet hot section followed by high-pressure, cryogenic...

Unique Pre-Cleaning Passivation Challenges in Cooling Water Systems

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 12, 2016 - 2:30pm-2:55pm
Pretreatment of cooling water systems is essential to maximize the service life and reliability of heat exchange equipment. Usually, pretreatment...

Carbon Disulfide (CS2): A New Challenge for Steam Cracker Complexes

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 12, 2016 - 2:05pm-2:35pm
Chemical companies are continuously exploring new opportunities in order to increase competitiveness. In today’s market this can be attained through...

Analysis of Energy Consumption in Industrial Distillation Columns

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 12, 2016 - 10:15am-10:45am
Distillation is the commonly applied separation process in the chemical process industry as heat is used as the non-contaminating separating agent...

Safer and Smarter Sulfiding of Hydrotreating Catalysts

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 12, 2016 - 8:50am-9:15am
Catalyst sulfiding (aka "presulfiding") is a critical step to ensure that hydrotreating catalysts perform as designed after startup. In order to...

Preflash Options for Light Tight Oil Processing

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 12, 2016 - 8:30am-9:00am
As light tight oil continues to increase in availability, refiners are challenged with how best to process this unique type of crude oil. With a much...

Boiler Emissions Reduction through Humid Combustion

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, April 11, 2016 - 4:00pm-4:30pm
This presentation will compare conventional emissions abatement techniques with alternative options utilizing direct contact heat exchangers, which...

Advances in Asset Health Monitoring and Predictive Analytics

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, April 11, 2016 - 4:00pm-4:30pm
Big data is a hot topic in many commercial and industrial applications, and it also applies to the operation of refineries and petrochemical plants...

Cangrejera Learnings

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 29, 2015 - 2:30pm-3:00pm
Process safety management systems should be in place to ensure repeatability in operations. A good system consists of higher level procedures that...

May 2016 CEP Preview

May 13, 2016
This month, the CEP cover story takes a look at the advantages of fixed valves, while Back to Basics column gives smart tips for a successful energy assessment.

April 2016 CEP Preview

April 7, 2016
This month, tips for including water conservation in your energy-management program, an introduction to mammalian cell culture, pointers for preventing caking of bulk solids, and...

Prevent Caking of Bulk Solids

April
2016
Fluids and Solids Handling
Greg Mehos, P.E.
Understanding the mechanisms behind caking, identifying key process variables and product specifications, and testing samples to predict the increase in cohesive strength of a powder over time are key to preventing and solving caking problems.

2019 AIChE Annual Meeting

November 10-15, 2019
The AIChE Annual Meeting is the premier educational forum for chemical engineers interested in innovation and professional growth. Academic and industry experts will cover wide range of topics relevant to cutting-edge research, new technologies, and emerging growth areas in chemical engineering.

2018 AIChE Annual Meeting

October 28 - November 2, 2018
The AIChE Annual Meeting is the premier educational forum for chemical engineers interested in innovation and professional growth. Academic and industry experts will cover wide range of topics relevant to cutting-edge research, new technologies, and emerging growth areas in chemical engineering.

2017 AIChE Annual Meeting

October 29 - November 3, 2017
The AIChE Annual Meeting is the premier educational forum for chemical engineers interested in innovation and professional growth. Academic and industry experts will cover wide range of topics relevant to cutting-edge research, new technologies, and emerging growth areas in chemical engineering.

Fugacity Demystified

Archived Webinar
Mar 2, 2016
Trying to understand fugacity, but feeling uncertain? Clear up your confusion in just one hour. This webinar provides a concise review of fugacity...

Hybrid Cell Culture Models for Efficient Process Development

Conference Presentation
AIChE Annual Meeting
Thursday, November 12, 2015 - 3:15pm-5:45pm
Cell culture processes are dynamic systems governed by a large number of influential and highly interacting process variables. Despite the stringent...

Dynamic Modeling and Advanced Control of Tablet Press

Conference Presentation
AIChE Annual Meeting
Thursday, November 12, 2015 - 12:30pm-3:00pm
The tablet press is one of the most critical but least understood unit operation involved in both batch and continuous tablet manufacturing process...

Optimizing LNG Production Via Boil Off Gas System Design

Conference Presentation
AIChE Annual Meeting
Wednesday, November 11, 2015 - 12:30pm-3:00pm
Optimizing LNG Production via Boil Off Gas System Design John Ergina – Technical Professional – Process, KBR Sumit Sharma – Senior Technical...

Hydrolysis of Ddg

Conference Presentation
AIChE Annual Meeting
Wednesday, November 11, 2015 - 12:30pm-3:00pm
Liquid hot water (LHW) extraction was used as a pretreatment method to separate the hemicellulose fraction from dried distiller’s grain with solubles...

Hydrolysis Kinetics of Woody Biomass: Surface Renewal

Conference Presentation
AIChE Annual Meeting
Wednesday, November 11, 2015 - 8:30am-11:00am
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
Tuesday, November 10, 2015 - 12:30pm-3:00pm
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
Tuesday, November 10, 2015 - 8:30am-11:00am
John Chen had a strong attachment to “challenge problems” to evaluate the ability of models and CFD codes to accurately predict complex fluidization...

Alternative Sampling Densities in Non-Uniform Sampling

Conference Presentation
AIChE Annual Meeting
Monday, November 9, 2015 - 3:15pm-5:45pm
Non-uniform sampling (NUS) is more widely practiced, but many implementations either do not weight the distribution of samples, or follow exponential...

Water Desalination By Shock Electrodialysis

Conference Presentation
AIChE Annual Meeting
Monday, November 9, 2015 - 8:30am-11:00am
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
Monday, November 9, 2015 - 8:30am-11:00am
Temperature controlled shape memory polymers can be synthesized via a facile method using long chain fatty acid and cross-linked natural rubber. For...

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...

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 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...

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...

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...

Emissions Testing of Pressure Assisted Flare Burners

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Thursday, April 30, 2015 - 9:45am-10:00am
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
Thursday, April 30, 2015 - 8:30am-9:00am
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
Wednesday, April 29, 2015 - 4:00pm-4:30pm
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
Wednesday, April 29, 2015 - 3:45pm-4:30pm
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,...
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