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Chem Economics: ACC Releases Portfolio of Specialty Chemicals Indexes

September
2012
Chem Economics
T. Kevin Swift
The American Chemistry Council (ACC) has launched a new set of indexes covering nearly 30 segments of the U.S. specialty chemicals market. (The first, which dealt with plastic additives, was discussed in the July issue, p. 13.) This is the first set...

Fouling by Asphaltenes After and During Conversion

AIChE Spring Meeting and Global Congress on Process Safety
Mar 23, 2010
During resid conversion processes, such as visbreaking or hydroconversion, more saturated pendant groups are cracked off asphaltenes, making them...

Furnace Safe Park DCS Tool

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

Full Potential Conversion of Vacuum Resids

AIChE Spring Meeting and Global Congress on Process Safety
Mar 23, 2010
Present vacuum resid conversion processes, either coking or hydroconversion, are far from achieving their maximum conversion. With the remaining...

Cracked Gas Dryer Tutorial (Part 1)

AIChE Spring Meeting and Global Congress on Process Safety
Mar 22, 2010
This tutorial will begin with a brief introduction to molecular sieves followed by a description of the process, covering overall operation of the...

Enterprise Inventory Management in Volatile Markets

AIChE Spring Meeting and Global Congress on Process Safety
Mar 22, 2010
Hydrocarbon and other commodity prices are increasingly volatile due to factors which include speculation, reduced inventory and a lack of spare...

New Type of Cracking Furnace Radiant Coil Design

AIChE Spring Meeting and Global Congress on Process Safety
Mar 22, 2010
This paper presents the economical benefits for a new radiant coil design which improves the performance of the thermal cracking furnace. The main...

Cracked Gas Dryer Survey

AIChE Spring Meeting and Global Congress on Process Safety
Mar 22, 2010
An electronic internet survey was distributed to United States and European ethylene producers. The goal of the survey was to document vessel design...

Loop Tuning Basics

AIChE Spring Meeting and Global Congress on Process Safety
Mar 22, 2010
There are many methods to tune PID controllers. This presentation provides a tutorial on tuning PID process controllers using Internal Model Control...

Cracked Gas Dryer Tutorial (Part 2)

AIChE Spring Meeting and Global Congress on Process Safety
Mar 22, 2010
This tutorial will begin with a brief introduction to molecular sieves followed by a description of the process, covering overall operation of the...

Variability, Inventory Uncertainty and Supply Chains

AIChE Spring Meeting and Global Congress on Process Safety
Mar 22, 2010
This session will develop a fundamental understanding of how cycle time variation in stages of a supply chain propagates into measures of overall...

Advanced Materials for Radiant Coils

AIChE Spring Meeting and Global Congress on Process Safety
Mar 22, 2010
Since radiant coils operate under severe conditions of carburization, oxidation and erosion tube material selection plays an important role. Schmidt...

Cracked Gas Dryer System Debottlenecking Concepts

AIChE Spring Meeting and Global Congress on Process Safety
Mar 22, 2010
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...

Oxygen/Combustible Safeguards in Low Nox Fired Heaters

AIChE Spring Meeting and Global Congress on Process Safety
Mar 22, 2010
Refineries have been installing low NOx equipment on their fired heaters in response to tighter environmental regulation. Low NOx burners minimize...

Advanced Catalysts for C2-C4 Selective Hydrogenation

AIChE Spring Meeting and Global Congress on Process Safety
Mar 22, 2010
Availability of pure olefin monomers is a key step in the production of polymers. These olefins are mainly produced by steam crackers. KataLeuna...

Deployment of ZeaChem's Sustainable Biorefinery

AIChE Spring Meeting and Global Congress on Process Safety
Mar 22, 2010
Increased emphasis is being placed on renewable, sustainable, domestic forms of energy, including transportation fuels, at national, state and local...

Successful Energy Stewardship

AIChE Spring Meeting and Global Congress on Process Safety
Mar 22, 2010
An energy stewardship program, aimed at driving energy efficiencies from no-cost operational improvements has been implemented with considerable...

Reliable Retention of Molecular Sieve Beds

AIChE Spring Meeting and Global Congress on Process Safety
Mar 22, 2010
Reliable operation of an Olefin gas/liquid dehydrator requires careful attention to the integrity of the grid supporting the molecular sieve...

Unusual Corrosion Failures of Transfer Line Exchangers

AIChE Spring Meeting and Global Congress on Process Safety
Mar 22, 2010
This paper describes two case histories of corrosion failures. The first case history describes metal dusting of the tubes and tubesheet from the...

Advances in Renewable Jet Technology

AIChE Spring Meeting and Global Congress on Process Safety
Mar 22, 2010
Use of aviation fuel currently corresponds to 2-3% of the total fossil fuels used worldwide, or 13% of fossil fuel used in transportation fuel...

Bio-Refinery for the Production of Ethylene Derivatives

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

Revamp Fired Heater to Maximize Thermal Efficiency

AIChE Spring Meeting and Global Congress on Process Safety
Mar 22, 2010
Fired heaters are in the refining and petroleum industry. In the current scenario, it is important to maximize fired heater efficiency to the maximum...

KPI Controls for Major Refinery Units

AIChE Spring Meeting and Global Congress on Process Safety
Mar 21, 2010
Advanced Process Control (APC) solutions are recognized as a process industry best practice and proven investment opportunity in many industries,...

New Technology Enhances Model Predictive Control

AIChE Spring Meeting and Global Congress on Process Safety
Mar 21, 2010
The standard way of testing a process causes the configuration and tuning of the PID control system for the process to be embedded in the model...

Progression of GHG Emissions Benchmarking

AIChE Spring Meeting and Global Congress on Process Safety
Mar 21, 2010
The efforts to measure, regulate, and control the emissions of greenhouse gases (GHG) by the refining and petrochemicals industries have been in...

Cracked Gas Compressor / Turbine

AIChE Spring Meeting and Global Congress on Process Safety
Mar 21, 2010
The cracked gas compressor (CGC) is still the most critical unit in the entire ethylene production facility. Its energy demand and potential plant...

Magnetic Bearings in Turboexpander Applications

AIChE Spring Meeting and Global Congress on Process Safety
Mar 21, 2010
Magnetic bearings in turboexpander have become the standard for the installation in gas processing and ethylene plants; there are areas of the design...

CO2 Footprinting in the Chemical Industry

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

Environmental Law and Regulation 101

AIChE Spring Meeting and Global Congress on Process Safety
Mar 21, 2010
This presentation will provide a summary of each of the primary environmental regulatory programs, including air, water, waste and emergency planning...

Turbomachinery for Mega-Ethylene Plants

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

Maintaining MPC Benefits for Years: No Myth

AIChE Spring Meeting and Global Congress on Process Safety
Mar 21, 2010
MPC software companies and their customers can sustain and increase the benefits from MPC solutions by forming effective maintenance strategies. This...

Process Gas Compressor Fouling & Washing Mitigation

AIChE Spring Meeting and Global Congress on Process Safety
Mar 21, 2010
Part A: The ethylene industry has been affected by the economic downturn. Plants have operated at low rates and have fed lighter feeds when possible...

The Wonderful World of Carbon Nanotubes

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

Titania Nanotube Supported Gold Photoanodes

AIChE Annual Meeting
Nov 8, 2009
Photoelectrochemical cells (PEC) combine a photovoltaic device for light harvesting and an electrolyzer for water splitting into a single system...
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