AIChE Spring Meeting and Global Congress on Process Safety

APC2: Aligning People with Control

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

Flare System Inspection

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

All Sulphur Plants Are Not Created Equal

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

Process Safety and Corporate Responsibility

AIChE Spring Meeting and Global Congress on Process Safety
Apr 2, 2012
In his Keynote Address at the AIChE 2012 Spring Meeting and Global Congress on Process Safety in Houston, TX, on April 2, 2012, Michael J. Dolan of...

Advanced Control of Multiple Sulfur Recovery Units

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

Installing a Charge Gas Compressor Booster

AIChE Spring Meeting and Global Congress on Process Safety
Apr 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...

Re-Rating Ethylene Plant Equipment for Optimum Results

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

Operations Management Panel Discussion

AIChE Spring Meeting and Global Congress on Process Safety
Apr 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...

Combustion of Mixtures: A Modified IFC Approach

AIChE Spring Meeting and Global Congress on Process Safety
Apr 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...

Tutorial: The Chemistry of Refinery Fouling

AIChE Spring Meeting and Global Congress on Process Safety
Apr 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...

Useful Tips for Optimal Fired Heater Performance

AIChE Spring Meeting and Global Congress on Process Safety
Apr 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

AIChE Spring Meeting and Global Congress on Process Safety
Apr 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...

Fate of Ammonia in Refinery Amine Systems

AIChE Spring Meeting and Global Congress on Process Safety
Apr 2, 2012
Fate of Ammonia in Refinery Amine Systems Ralph H. Weiland, Nathan A. Hatcher & R. Scott Alvis Optimized Gas Treating, Inc. Sugar Land, TX...

Waste Heat Recovery Considerations in LNG Plants

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

Ethylene Industry Review

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

Mixed Fluid Cascade, Experience and Outlook

AIChE Spring Meeting and Global Congress on Process Safety
Apr 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...

A New Class of Polymer Inhibitors

AIChE Spring Meeting and Global Congress on Process Safety
Mar 16, 2011
Polymer inhibitors are used within an ethylene plant in locations which are susceptible to aggressive polymer formation i.e. Primary Fractionator,...

Mitigation of Preheat Fouling by Eliminating the Cause

AIChE Spring Meeting and Global Congress on Process Safety
Mar 15, 2011
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

AIChE Spring Meeting and Global Congress on Process Safety
Mar 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...

Improving Ethylene Charge Gas Compressor Performance

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

Trip & Throttle Valve Reliability

AIChE Spring Meeting and Global Congress on Process Safety
Mar 15, 2011
Trip & Throttle Valve Reliability Trip & Throttle (or Stop) valves are used in ethylene plants to isolate the energy to steam turbines when...

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

AIChE Spring Meeting and Global Congress on Process Safety
Mar 15, 2011
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

AIChE Spring Meeting and Global Congress on Process Safety
Mar 15, 2011
Braskem, a Brazilian player among petrochemical manufacturers, produces monomers, resins and chemicals specialties. The overall Ethylene capacity is...

Cracked Gas Compressor Control Tutorial

AIChE Spring Meeting and Global Congress on Process Safety
Mar 15, 2011
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

AIChE Spring Meeting and Global Congress on Process Safety
Mar 15, 2011
Objectives of Anti-Surge Control Preventing a compressor surge is the primary purpose of an anti-surge controller. However, there are additional...
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