Chemicals & Materials

Catalytic Cracking of FT Products for Light Olefins Production

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, March 14, 2011 - 8:00pm
The demand for light olefins is continuing to rise at over 3% per annum. While ethylene production is expected to be addressed by the construction of...

Industry Standards for Composite Repair Systems

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, March 14, 2011 - 8:00pm
ABSTRACT A significant amount of work has transpired over the past several years in generating consensus-based standards that include ASME PCC-2 and...

Processing Heavy Crudes In Existing Refineries

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Sunday, March 13, 2011 - 8:00pm
Increasing amounts of heavy crudes are being produced, particularly in Canada and South America. The discount prices for these crudes, relative to...

Sulfur Myths - What We Know and What We Do Not Know

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Sunday, March 13, 2011 - 8:00pm
The use of organosulfur compounds in steam cracking furnaces to produce ethylene and propylene is a universal practice to essentially prevent carbon...

Compressor Train Performance - Evaluation and Monitoring (Part 1)

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Sunday, March 13, 2011 - 8:00pm
Utilization of Equipment Health Management system tools has allowed end users to monitor, protect and manage the critical rotating machinery in an...

Green House Gas Reporting In the Ethylene Manufacturing Sector

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Sunday, March 13, 2011 - 8:00pm
The Greenhouse Gas (GHG) Mandatory Reporting rule (MRR), codified in Part 98 of Title 40 of the Code of Federal Regulations, requires numerous...

Compressor Train Performance - Evaluation and Monitoring (Part 2)

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Sunday, March 13, 2011 - 8:00pm
Utilization of Equipment Health Management system tools has allowed end users to monitor, protect and manage the critical rotating machinery in an...

What Are We Going to Do with All This Natural Gas?” –

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Sunday, March 13, 2011 - 8:00pm
The success in Shale and other unconventional formations has dramatically expanded the N. American Natural Gas reserves and promises to also do so in...

New Flare System VOC Regulations & Reduction Control Options

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Sunday, March 13, 2011 - 8:00pm
As this abstract is written, there will be flare system emission testing in a controlled environment underway that will likely pave the way for new...

Fundamentals of Alarm Management

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Sunday, March 13, 2011 - 8:00pm
When the information era began thirty years ago, the focus for the refinery control specialist was placing as much data as possible into the hands of...

Using Catalytic Nanoparticles to Clean Water

Archived Webinar
Apr 15, 2010
In this talk, I will describe our work in improving the feasibility of these NP catalysts for groundwater remediation and in understanding how the...

Fouling Mitigation of Quench Tower System

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, March 24, 2010 - 8:00pm
Gas cracking plants are especially sensitive to fouling in the quench water section. One main fouling mechanism in the quench tower and in the...

Silencing Deethanizer Reboiler Condensate Drum Hydraulic Hammer

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, March 24, 2010 - 8:00pm
A deethanizer reboiler condensate drum experienced hydraulic hammering when the reboiler operated at lower steam loads and when the column loads were...

War Strategies to Guarantee Peace Time in a Primary Fractionator

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, March 24, 2010 - 8:00pm
Braskem is a Brazilian petrochemicals manufacturer, producing monomers, resins and chemicals specialties. Its ethylene capacity is 2,500 Kty,...

“Compression System Check Valve Failure Hazards”

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, March 24, 2010 - 8:00pm
Catastrophic equipment failure due to overpressure can potentially occur in the event of compression system discharge, interstage, and/or suction...

Impacts to the Ethylene Supply Chain from a Hurricane Disruption

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, March 24, 2010 - 8:00pm
Analysis of chemical supply chains is an inherently complex task, given the dependence of these supply chains on multiple infrastructure systems (e.g...

Current Methods of Measurement of NO, NO2 and NH3

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 23, 2010 - 8:00pm
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...

Fouling by Asphaltenes After and During Conversion

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 23, 2010 - 8:00pm
During resid conversion processes, such as visbreaking or hydroconversion, more saturated pendant groups are cracked off asphaltenes, making them...

Furnace Safe Park DCS Tool

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 23, 2010 - 8:00pm
Properly managing the shutdown or “safe parking” of multiple steam-cracking furnaces during a plant-wide upset can be challenging. Alarm flood and...

Revamp Your Furnace – Enhance Technical & Financial Performance

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 23, 2010 - 8:00pm
Furnace revamps provide opportunities to enhance new technologies, add feedstock flexibility, increase production capacity, improve efficiency and...

Full Potential Conversion of Vacuum Resids

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 23, 2010 - 8:00pm
Present vacuum resid conversion processes, either coking or hydroconversion, are far from achieving their maximum conversion. With the remaining...

Impact of MARPOL Annex VI Regulations for Marine Fuels Supply

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 23, 2010 - 8:00pm
The International Maritime Organization's (IMO) has adopted new emissions standards, MARPOL Annex VI, for large ships and their fuels in order to...

Fuel Performance Parameters for Marine Engines

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 23, 2010 - 8:00pm
The regulations for sulfur reduction in marine fuels are impacting the whole spectrum beginning from the production of the fuel in the refineries to...

Integrated Refinery Cracker, the New Paradigm

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 23, 2010 - 8:00pm
The new trends in crackers are higher capacity and heavier feedstock. This makes the integration between refineries and crackers significantly more...

Feedstock Contaminants: A Case Study

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 23, 2010 - 8:00pm
An advanced characterization program was designed and implemented to identify the chemical nature of contaminants present in the feed to a flexi-...

Options for Mercury Removal in Ethylene Plants

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 23, 2010 - 8:00pm
Ethylene producers have faced the challenge of feedstock contaminants for decades. However, with current industry transitions and surplus capacity,...

Ultra Low NOx Burner Performance in an Ethylene Cracking Furnace

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 23, 2010 - 8:00pm
In recent years, the global tightening of emissions standards has created numerous challenges for the owners and operators of ethylene cracking...

Technologies for Enhancing Refinery Gas Value

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 23, 2010 - 8:00pm
The trend of processing heavy and sour crude is resulting in 'fuel long' refineries which seek to export energy in the form of refinery fuel gas or...

Safety Incidents in Ethylene Plants

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, March 23, 2010 - 8:00pm
Many similar safety incidents occur in ethylene plants throughout the world. While these should be well known to plant operators, our paper lists...

Lessons Learned with Different Transfer Line Valve Designs

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, March 22, 2010 - 8:00pm
Olefins cracking furnace Transfer Line Valves (TLV's) operate in very demanding service handling high temperature, fouling conditions, high tightness...

Oxygen/Combustible Safeguards in Low Nox Fired Heaters

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, March 22, 2010 - 8:00pm
Refineries have been installing low NOx equipment on their fired heaters in response to tighter environmental regulation. Low NOx burners minimize...
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