Chemical Engineering Practice

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...

On-Line Energy Management System - Round 2

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
In 2008-9 Equistar implemented an on-line, open-loop utility optimizer at one of our world scale olefin sites. We call this our energy management...

Relief Design for Laboratories and Pilot Plants

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
Relief evaluation and system design for laboratories and pilot plants presents unique challenges to the relief designer. Relief devices designed for...

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...

APC2: Aligning People with Control

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
Advanced Process Control (APC) can take on many flavors and levels of sophistication. On the digital control systems (DCS), advanced regulatory...

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...

Process Safety - Management or Leadership?

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
Process Safety Management is often presented as technically complex, requiring a large staff of engineers and specialists with an array of tools and...

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...

Practical Process Integration Retrofit Part 3. Path Analysis

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
Practical Process Integration Retrofit Part 3. Path Analysis G.T.Polley The concept of transferring heat along paths was first suggested by Dhole [1...

Refinery-Wide Topics for Profitability, Reliability and Safety

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
In this session we will review several case studies that will allow you to better understand the importance of process engineering and process safety...

Carbon Capture Ready Heavy Oil Extraction and Upgrading

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
Carbon dioxide emissions from heavy oil production are typically higher than that of producing conventional crudes. Ultimately, carbon dioxide...

Platformer Debutanizer Revamp & Optimization

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
Problem As part of Saudi Aramco Yanbu Refinery Excellence Program, We Identified the platforming high RVP issue as one of the most critical problem...

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...

Advanced Control of Multiple Sulfur Recovery Units

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
Sulfur Recovery in a Refinery entails collecting sour vent gases (containing H2S) from a number of sources, including Hydrotreaters, Hydrocrackers,...

Combustion of Mixtures: A Modified IFC Approach

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
While most studies on flares have been done with single hydrocarbon fuels or binary mixtures, the reality of most industrial flares is that they see...

Useful Tips for Optimal Fired Heater Performance

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
Advanced Process Control Strategies for Process Fired Heaters Fired Heaters are used extensively throughout refineries for heating, vaporization and...

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 /...

Operations Management Panel Discussion

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
The intent of this session is to present and develop a framework for management of rotating equipment within the plant. The papers and panel...

All Sulphur Plants Are Not Created Equal

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
All Sulphur Plants are Not Created Equal ABSTRACT Sulphur recovery from natural resources is required to meet environmental regulations on sulphur...

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...

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...

Installing a Charge Gas Compressor Booster

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
The Braskem Ethylene Southeast Plant expansion study from 500 MTA to 700 MTA recommended that the charge gas compressor turbine and the 1 st and 2 nd...

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...

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