Chemical Engineering Practice

Eliminating Difficult Start Ups with State Based Controls

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
Some processes are just difficult to start up. Every year, significant production is lost due to start up delays, product quality issues after...

Using Alarms As a Layer of Protection

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
Alarms and operator response are one of the first layers of protection in preventing a plant upset from escalating into a hazardous event. This...

Opportunities and Challenges for Advanced Biofuel Industry

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
Biofuels have been criticized for leading to rise in food costs. Advanced biofuels steer clear of this controversy as they are produced mostly from...

Practical Process Integration Retrofit Part 5. Software Needs

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
Practical Process Integration Retrofit Part 5. Software Needs G.T.Polley In this final paper in our series on process integration retrofit we look at...

Process Safety Regulations - Blessing or Curse?

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
Are Process Safety / Risk Management regulations a blessing or a curse? The answer of course is “it depends.” There is little doubt that Process...

Critical Alarm Management : Connecting the Dots

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
In the aftermath of some high profile national security incidents, investigations starting with the catastrophe or near miss and working backwards...

Root Cause Study of Debutanizer Column Operational Upsets

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
The NOVA Chemicals Debutanizer Column at the Corunna site experienced operational upsets. Gamma scans revealed that the column had flooded, and upon...

Hydrogen Membrane Technology for Ethylene Production

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
HYDROGEN TRANSPORT MEMBRANE TECHNOLOGY FOR ETHYLENE PRODUCTION U. (Balu) Balachandran, T. H. Lee, C. Y. Park, and S. E. Dorris Energy Systems...

Safety Management System Challenges for Small Companies

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
Ester Brawley, Steve Maher “Unique Challenges Facing Small Companies Developing and Implementing PSM” Small Companies that are subject to PSM face...

Amine Treating: A Technology Review and Tutorial

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
Removal of H 2 S and CO 2 from gas streams and liquid hydrocarbon streams is important in many industrial processes. Solutions of aqueous amines have...

Cost Effectiveness of 2-Row Membrane System for FLNG

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
One of the most critical issues in engineering and design of FLNG is to reduce top side weight along with its load distribution to the sub-structure...

Dynamic Simulation of Demethanizer and Chilling Train System

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
The chilling train system is an important part of ethylene plant which is usually combined with demethanizer and a series of flash drums to separate...

Waste Heat Recovery Considerations in LNG Plants

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
WASTE HEAT RECOVERY CONSIDERATIONS IN LNG PLANTS ABSTRACT DOUGLAS WILES, RYAN HOLLENBACH & STANLEY KWAN Thermal integration in an LNG plant...

How to Structure a Basic Care Strategy for Rotating Equipment

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
Do your operators and management know the real health of your machinery?. Do they depend too much on the alarm notification of the abnormal condition...

The Economics of Process Measurements

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
What is the economic value of a new measuring device in a process plant – a new analyzer, a more accurate flow measurement, an additional temperature...

Re-Rating Ethylene Plant Equipment for Optimum Results

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
Rerating of turbomachinery equipment installed in ethylene plants is a well established method of improving plant operation, whether it is capacity...

Tutorial: The Chemistry of Refinery Fouling

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
The chemistry of refinery fouling is well enough understood to mitigate nearly all fouling. The key information required are the location of the...

Mixed Fluid Cascade, Experience and Outlook

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
The first Base Load LNG plant, which has been built using the Mixed Fluid Cascade (MFC ® ) process, started up in 2007 at a Norwegian location close...

Ethylene Industry Review

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
This paper will focus on ethylene business aspects covering: · Global review of the markets and market outlooks for olefins (ethylene / propylene /...

Flare System Inspection

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
When evaluating the safety and environmental aspects in olefins facility one must surely consider the flare. The flare is responsible for combusting...

Flare Minimization Via Dynamic Simulation

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 15, 2011
Flaring in chemical process industry (CPI) is an important method to protect equipment and personnel safety during the process upset and the chemical...

Process Automation During Refinery Unit Transitions

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 15, 2011
Process Automation ideas and technologies have been used sporadically for decades. However, in US refineries, automation technologies are still...

Improving Ethylene Charge Gas Compressor Performance

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 15, 2011
The changing landscape of the ethylene industry requiring more feedstock flexibility and upstream and downstream integration increases the complexity...

A Key Factor In Hazardous Processes: Safety Culture

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 14, 2011
The significance of Safety Culture is becoming increasingly recognized as a key factor to achieve the safe operation of hazardous processes. This...

The UK Experience In Managing Risks Arising From Human Error

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 13, 2011
Following the Piper Alpha incident in the North Sea, both offshore and onshore Oil and Gas operators in the UK were required under the COMAH (Control...

Quantitative Models for Assessing MOC Performance

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 13, 2011
The safety community, bolstered by the PSM regulations, has emphasized the importance of proper management of change to ensure safe, reliable and...

Deployment of ZeaChem's Sustainable Biorefinery

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 22, 2010
Increased emphasis is being placed on renewable, sustainable, domestic forms of energy, including transportation fuels, at national, state and local...

Oxygen/Combustible Safeguards in Low Nox Fired Heaters

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 22, 2010
Refineries have been installing low NOx equipment on their fired heaters in response to tighter environmental regulation. Low NOx burners minimize...

Environmental Law and Regulation 101

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 21, 2010
This presentation will provide a summary of each of the primary environmental regulatory programs, including air, water, waste and emergency planning...

Audits, Inspection and Regulation

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 29, 2009
In the past few years, we have seen renewed emphasis on PSM through OSHA’s National Emphasis Programs and Homeland Security new Chemical Security’s...

Shortcut Methodology in Pilot Plants

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 29, 2009
This session is devoted to short cut methods in pilot plants, including enhanced experimentation, multi-throughput methods, and use of modeling to...

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