Chemicals & Materials

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...

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...

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...

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...

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...

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...

Overcoming Logistical Challenges with Collaborative Technologies

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, March 22, 2010 - 8:00pm
All refiners—and manufacturers in general—face daunting logistical challenges including supply chain, changing product specifications, carbon...

Improved Energy Efficiency in CDUs Through Fouling Control

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, March 22, 2010 - 8:00pm
Crude oil distillation accounts for a large fraction of the energy used in oil refining. Crude oil contains a variety of substances which tend to...

Dual Function Valves for Ethylene Transfer Line Applications

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, March 22, 2010 - 8:00pm
Economic forces continue to push the capacity of new grassroots crackers higher, and the capacity of cracking furnaces rises ever higher because of...

Cracked Gas Dryer Tutorial (Part 2)

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, March 22, 2010 - 8:00pm
This tutorial will begin with a brief introduction to molecular sieves followed by a description of the process, covering overall operation of the...

Cracked Gas Dryer System Debottlenecking Concepts

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, March 22, 2010 - 8:00pm
Of prime importance in the ethylene plant process is the Cracked Gas (CG) Dehydration System. CG Dryer operation is a key factor to the achievement...

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...

The Wonderful World of Carbon Nanotubes

Archived Webinar
Dec 17, 2009
The combination of remarkable mechanical properties and unique electronic properties of carbon nanotubes (CNTs) offers significant potential for...

Battery Design for Large Lithium and Zinc Batteries

Conference Presentation
AIChE Annual Meeting
Wednesday, November 11, 2009 - 7:00pm
A battery design is being evaluated which is particularly useful for larger battery applications such as in PHEV and electrical grid applications...

Catalytic Deoxygenation of Free Fatty Acids Over Pd/C

Conference Presentation
AIChE Annual Meeting
Sunday, November 8, 2009 - 7:00pm
Introduction Environmental concerns and dwindling world petroleum reserves have generated great interest in producing transportation fuels from bio-...

LNG Safety - I

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 29, 2009 - 4:30am
This session presents advancements in LNG safety in LNG baseload and receiving terminals, LNG ships and other related areas. Please Note : LNG Safety...

LNG Regasification

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, April 27, 2009 - 10:00am
This session presents papers on the advances in LNG receiving terminals and regasfication facilities in vaporiztion technology etc. Please Note : LNG...

Design and Process Control Issues In Nanomanufacturing

Conference Presentation
AIChE Annual Meeting
Monday, November 17, 2008 - 7:00pm
This presentation will raise awareness of some key process issues involved in answering the following primary question: in manufacturing products...

Bioreactor Design for Chemical Engineers

August
2011
Back To Basics
Gregory T. Benz
Fermentation processes are based on chemical engineering principles. Understand these concepts to achieve optimal bioreactor design.

Material Matters: Predicting High-Temperature Hydrogen Attack

January
2016
Material Matters
Kirk Richardson
During a nonroutine maintenance operation at the Tesoro petroleum refinery in Anacortes, WA, on April 2, 2010, a nearly 40-year-old heat exchanger located in a naphtha hydrotreater unit catastrophically failed. An explosion and intense fire killed...

New Products: December 2015

December
2015
New Products
Instrumentation Temperature Transmitters Feature Dual Sensor Inputs The THZ 3 and TDZ 3 two-wire (loop-powered) temperature transmitters provide an isolated and linear 4–20-mA output proportional to input. They can be configured quickly and easily...

Toxicology 101

November
2015
Back To Basics
Christin Grabinski
Every substance can be toxic, depending on the dose and frequency of exposure. This article outlines the basics of toxicology and explores where the research in this field is heading.

Graphene Marches Down a Long Road to Commercialization

April
2013
News Feature
Michelle Bryner
With so much graphene research underway, it can be hard to keep track of the progress, as well as to evaluate the commercial viability of such developments. Here’s a look at what scientists and engineers are doing and saying about graphene.

SBE Update

July
2009
SBE Special Section
June Wispelwey
Improving Biopharmaceutical Development

Material Matters: Robots Enhance Inspection

October
2015
Material Matters
Kirk Richardson
On July 4, 1997, the Mars Pathfinder delivered a six-wheel rover, named Sojourner, to the red planet to explore the terrain and demonstrate the feasibility of low-cost landings on the Martian surface. NASA completed that successful mission with...

CEP: News Update

July
2015
News Update
Inks from Silk Show Biomedical Promise; Activated Carbon Gets a Designer Label; Graphene Coating Promises to Improve Condenser Efficiency; Solar Materials Self-Assemble for Lengthy Energy Storage; and more.

CEP: Material Matters - Guidelines Aim to Reduce Failures

July
2015
Material Matters
Kirk Richardson
MTI is in the process of developing a best practice guideline for the design, welding, repair, and inspection of DSS 2205 equipment made from thick plates (greater than 1 in.), to be completed in Oct. 2015. The guidelines will include recommendations for assessing susceptibility to SSC (low, medium, or high, based on ferrite and hardness numbers), as well as information on the scope and scheduling of inspections.

CEP: News Update

June
2015
News Update
A Simple Approach to Separating Rare Earth Metals; A Bionic Device Mimics Natural Photosynthesis; Molecules Click into Biocompatible Hydrogels; Nature-Inspired Coating Wards Off Water and Light; and more

CEP: News Update

May
2015
News Update
Metabolic Engineering Delivers Low-Cost Hydrogen; Metal-Free Catalyst Recharges Zinc-Air Batteries; Aluminum Could Take Charge of the Battery Market; New Desalination Membrane Resists Chlorine; and more
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