AIChE Spring Meeting and Global Congress on Process Safety

Dynamic Simulation of Demethanizer and Chilling Train System

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, April 2, 2012 - 12:00am
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...

Flare System Inspection

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, April 2, 2012 - 12:00am
When evaluating the safety and environmental aspects in olefins facility one must surely consider the flare. The flare is responsible for combusting...

Increasing CO2 Slip Though An Amine Based Tail Gas Treating Unit

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, April 2, 2012 - 12:00am
Paper title: Reducing CO2 in the recycle gas from MDEA based tail gas treating units Abstract: CO2 is an undesirable compound in a sulphur recovery...

All Sulphur Plants Are Not Created Equal

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, April 2, 2012 - 12:00am
All Sulphur Plants are Not Created Equal ABSTRACT Sulphur recovery from natural resources is required to meet environmental regulations on sulphur...

Loss of Downcomer Seal on a Depropanizer During a Plant Start up

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, March 16, 2011 - 8:00pm
The bottom C4’s product specification could not be met on the Depropanizer tower during a plant start up. The olefins unit had been started with a...

A New Class of Polymer Inhibitors

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, March 16, 2011 - 8:00pm
Polymer inhibitors are used within an ethylene plant in locations which are susceptible to aggressive polymer formation i.e. Primary Fractionator,...

Trip & Throttle Valve Reliability

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 15, 2011 - 8:00pm
Trip & Throttle Valve Reliability Trip & Throttle (or Stop) valves are used in ethylene plants to isolate the energy to steam turbines when...

Advanced Hydrogen Management : More Than a Balancing Act

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 15, 2011 - 8:00pm
Modern high complexity refining landscape involves increasing proportion of “opportunity crude” processing and widened bottom-of-the-barrel...

Investigation of the Adsorbed Species of CO2 on Mg(OH)2

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 15, 2011 - 8:00pm
Introduction Fossil fuels supply a majority of the world's energy needs. However, the combustion of fossil fuels is one of the major sources of the...

Ethylene Boil-off Compressor Process Safety Incident

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 15, 2011 - 8:00pm
Braskem, a Brazilian player among petrochemical manufacturers, produces monomers, resins and chemicals specialties. The overall Ethylene capacity is...

Introductory Remarks

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 15, 2011 - 8:00pm

Cracked Gas Compressor Control Tutorial

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 15, 2011 - 8:00pm
The market conditions over the couple of years has prompted many end-users to review antisurge control design to help lower their energy index. A...

Objectives of Anti-Surge Control

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 15, 2011 - 8:00pm
Objectives of Anti-Surge Control Preventing a compressor surge is the primary purpose of an anti-surge controller. However, there are additional...

Critical FLNG Project Enablers: Identified Risks and Mitigation

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 15, 2011 - 8:00pm
Energy demand in the next two decades is expected to increase by 50 percent or more driven by the engine of economic growth. In parallel, the global...

Thoughts about Safety, Staying at Zero

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 15, 2011 - 8:00pm
Perfect safety records and perfect environmental records are an “inalienable right”, given to us not by governments, companies, or others. It is a...

LNG Tank Top Fires

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 15, 2011 - 8:00pm
The regulatory requirements of 49 CFR 193, Liquefied Natural Gas Facilities: Federal Safety Standards, require thorough engineering reviews before...

Operational Inputs Into the Mechanical Integrity Program

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 15, 2011 - 8:00pm
A predictive mechanical integrity (MI) program is based on the following: * Damage mechanisms that affect process equipment. * Rate at which...

Process Automation During Refinery Unit Transitions

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 15, 2011 - 8:00pm
Process Automation ideas and technologies have been used sporadically for decades. However, in US refineries, automation technologies are still...

Mitigation of Preheat Fouling by Eliminating the Cause

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 15, 2011 - 8:00pm
Today, there is no excuse for not getting five years or more on the run length of refinery preheat exchangers without the need for cleaning. Among...

Flare Minimization Via Dynamic Simulation

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 15, 2011 - 8:00pm
Flaring in chemical process industry (CPI) is an important method to protect equipment and personnel safety during the process upset and the chemical...

Improving Ethylene Charge Gas Compressor Performance

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 15, 2011 - 8:00pm
The changing landscape of the ethylene industry requiring more feedstock flexibility and upstream and downstream integration increases the complexity...

Novel Additives to Improve Resid Quality

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, March 14, 2011 - 8:00pm
With an increasing focus on resid upgrade and bottom of the barrel conversion over the years due to economic advantages, refiners are increasingly...

New Continuous Coking Process

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, March 14, 2011 - 8:00pm
NEW CONTINUOUS COKING PROCESS A new coking process can accept resid feed from the conventional resid heater in a coking plant and continuously...

Resin Wafer Electrodeionization for Flue Gas Carbon Dioxide Capture

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, March 14, 2011 - 8:00pm
Energy efficient capture of CO 2 from coal-fired power plants is one of the grand challenges for the U.S. both to end dependence on imported energy...

Thermal Plasma Gasification of Different Coals with Carbon Dioxide

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, March 14, 2011 - 8:00pm
Carbon dioxide emissions from conventional coal-fired power plants constitute the majority CO 2 emissions in the U.S. Mitigation of CO 2 by chemical...

Chemical Engineering Careers (focus on environmental consulting)

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, March 14, 2011 - 8:00pm
The profession of chemical engineering offers multiple, distinct career paths. Although many young professionals entering the professional world will...

Handling LPG Components In LNG Plants

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, March 14, 2011 - 8:00pm
Natural Gas Liquid (NGL) recovery is an inherent part of most Liquefied Natural Gas (LNG) production trains. The requirement serves many purposes,...

Prevention of CUI: “ Roadmap to Managing CUI ”

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, March 14, 2011 - 8:00pm
This paper details CUI cases as well as the means for preventing, finding and repairing them. Approaches and procedures for managing CUI are...

Efficient Power Recovery In LNG Regasification Plants

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, March 14, 2011 - 8:00pm
Regasification plants vaporize liquefied natural gas using mainly high-pressure LNG pumps and heat exchangers. The vaporization pressure corresponds...

Secondary Effects of Reducing Carbon Dioxide Emissions

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, March 14, 2011 - 8:00pm
Secondary Effects of Reducing Carbon Dioxide Emissions While climate change has lost some interest to the global economy, the United States and the...

Plasma Assisted De-NOx In Diesel Engine

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, March 14, 2011 - 8:00pm
Plasma assisted De-NOx systems in mobile application are introduced. In general, de-NOx process requires reductant for reducing catalyst. NH3(Urea)...
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