May 2012 | AIChE

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May 2012

Steam Cracker Optimisation through On-Line TOPNIR™ Analysis and Rigorous Kinetic Models

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 22, 2010
Near-infrared spectroscopy is now a well established technology for the indirect measurement of hydrocarbon streams composition and properties. From...

Turbomachinery for Mega-Ethylene Plants

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 21, 2010
Ethylene producers continue to search for ways to improve capital expenditure versus payback ratio and to reduce installation and maintenance costs...

TLE Steam Side Corrosion Boiler Feed Water & TLEs : Avoiding Failures

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 22, 2010
This paper shows on the one hand an analysis of sudden failures occurring at the bottom section of the TLEs, caused by corrosion at the steam side...

Fouling Mitigation of Quench Tower System

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 24, 2010
Gas cracking plants are especially sensitive to fouling in the quench water section. One main fouling mechanism in the quench tower and in the...

Safety Incidents in Ethylene Plants

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 23, 2010
Many similar safety incidents occur in ethylene plants throughout the world. While these should be well known to plant operators, our paper lists...

Troubleshooting Silicon Contamination on Hydrotreatment Catalysts - Sources, Impacts and Mitigation

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 23, 2010
This paper discusses the impact of silicon on the deactivation of naphtha desulphurization, pygas hydrotreatment and platforming catalysts, and...

Dual Function Valves for Ethylene Transfer Line Applications

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 22, 2010
Economic forces continue to push the capacity of new grassroots crackers higher, and the capacity of cracking furnaces rises ever higher because of...

Bio-Refinery for the Production of Ethylene Derivatives

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 22, 2010
Downstream products of petroleum have been the main source for feedstocks for most of the petrochemicals produced over the last 90 years. However,...

CO2 Footprinting in the Chemical Industry

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 21, 2010
This paper provides a brief global perspective to the GHG issue as it impacts the petrochemical industry and then focuses on the factors of...

Current Methods of Measurement of NO, NO2 and NH3

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 23, 2010
The measurements of NO, NO2 and NH3 have been a challenge for analytical chemists for many years. This paper will deal primarily with new advances in...

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