Chemical Engineering Practice

Control Strategies and Parameters to Improve Reactor Performance

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 29, 2015 - 3:30pm-4:00pm
There is an incredible difference in process dynamics, control strategies and tuning rules based on the type of reactor. Considerable disagreement...

Impact of Control Valve Performance on Control Performance

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 29, 2015 - 2:45pm-3:00pm
A significant amount of time is often spent specifying and selecting the proper control valve for the application. However, this effort is generally...

Regulators Versus Control Valves: What's the Best Fit?

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 29, 2015 - 1:30pm-2:15pm
This session will review the selection criteria for consideration of pressure regulators vs. control valves for uses on various applications to...

Planning Early for Compressor Surge Avoidance

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 29, 2015 - 1:30pm-2:00pm
Compressor stations are installed at regular interval to drive the flow of gas in a pipeline. The principal component of the compressor station is...

Fire from the Cascading Failure of an Oxygen Supply System

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 29, 2015 - 1:30pm-2:00pm
This paper discusses the investigation, findings, and root cause analysis of a fire due to the loss of oxygen containment in an ethylene oxide...

Mitigating Variable TDS Levels in Wastewater Biotreatment

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 29, 2015 - 10:45am-11:15am
Wastewaters characterized by elevated Total Dissolved Solids (TDS) levels and high organic content are produced by food, petroleum, and petrochemical...

Hybrid Models of Distillation Towers for Plant Optimization

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 29, 2015 - 10:45am-11:15am
Real time optimization of plant operations started in 1980s and expanded rapidly during 1990s and early 2000s. Such applications have brought...

Recent Trends in the Removal of Sulfate through Precipitation

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 29, 2015 - 10:15am-10:45am
Removal of Sulfate through Precipitation Many mines have very high sulfate concentrations in their waste water due to the sulfides in the ore...

Analysis of the Capabilities of Cybersecurity Defenses

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 29, 2015 - 9:30am-10:00am
The threats to our critical infrastructure continue to evolve. As new cyberattacks are created and discovered, it is incumbent upon us to evaluate...

CFD Modeling of Air Emissions from Controlled Flare Tests

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 29, 2015 - 9:00am-9:30am
Although significant progress has been made in developing technologies capable of measuring flare efficiencies and emissions in situ, essential...

Optimization Methodology of Bog Rate for the LNG Carriers

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 29, 2015 - 8:30am-9:00am
A new propulsion system, such as Dual Fuel Diesel Engine (DFDE), has replaced the conventional steam propulsion system. Even though Main Engine Gas...

Integrating Wastewater Reuse with Seawater Desalination

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 29, 2015 - 8:00am-8:30am
Freshwater shortages are forcing industrial customers to rethink water supply options. Industrial facilities located near oceans or saline aquifers...

Fundamentals of Amine Systems Design

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 29, 2015 - 8:00am-8:30am
The Fundamentals of Acid Gas Removal provides an overview and a basic guide to design, operation, corrosion and troubleshooting for amine treating...

Szorb Sulfur Removal Technology - a Solution of Tier 3

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 4:45pm-5:15pm
S Zorb(TM) Sulfur Removal Technology is very different from what is commonly known as the Hydrodesulfurization (HDS) Technologies. What distinguishes...

Refinery Power Outages-Caues, Costs & Solutions

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 4:30pm-5:00pm
Unplanned refinery shutdowns hit company earnings two ways: lost production and potential liabilities for excess flaring and unsafe operations. In...

Steam Cracking Furnace Pre-Commissioning

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 4:15pm-4:45pm
In order to bring a steam cracking furnace from construction completion to beneficial operation, suitable pre-commissioning and commissioning...

Integrated Modelling and Optimization of Refinery Hydrogen Networks

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 4:00pm-4:30pm
Current trends in the demand of middle distillates are stretching the existing hydrogen production capacity, resulting in a deficit in the refinery...

Mercury Removal in Ethylene Plants: An Update and a Case Study

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 4:00pm-5:00pm
Ethylene producers have faced the challenge of feedstock contaminants for decades. Mercury is one of the contaminants often present in ethylene plant...

Cracking Furnace Line Flushing Pre-Commissioning

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 4:00pm-4:15pm
The abundance of low cost shale gas has led to numerous projects in North America to expand existing or construct new ethylene production units. Most...

Guidelines for Dynamic Modeling of Column Startup

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 3:30pm-4:00pm
Advances in computing speed continue to enable dynamic modeling of ever increasing complexity. This includes simulation of non-routine conditions...

Case Study on SMALL-Scale LNG Facility Expansion

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 3:30pm-4:00pm
With the influx of natural gas production throughout the United States, the small-scale LNG market is growing at a rapid pace. One option to take...

Robotic Convection Bank Cleaning

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 2:45pm-3:15pm
Ethylene cracking heaters like other box fired heaters in the refining and petrochemical industry represent a significant investment in a plant...

Refiners Meet the Challenges in a Changing Environment

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 2:30pm-3:00pm
Tom Hogan, Senior Vice President of Turner, Mason & Co., will discuss the refinery responses to a rapidly changing environment. Expanding...

Boosting Returns through Advanced Hydrogen Solutions in Refineries

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 2:30pm-3:00pm
Modern high complexity refining landscape involves increasing proportion of ‘opportunity crudes’ processing and widened bottom-of-the-barrel...

Ten Commandments of Risk Based Process Safety

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 2:00pm-2:30pm
TEN COMMANDMENTS OF PROCESS SAFETY Thou shall honor thy container Thou shall always maintain a sense of vulnerability Thou shall eliminate...

Tier 3 Vehicle Emissions and Fuel Standards Compliance

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 1:30pm-2:00pm
Tier 3 Vehicle Emissions and Fuel Standards Compliance - A Sustainability Perspective Jacqueline Sibblies, PE Environmental Compliance Consulting P.O...

CFD Modeling of Fouling in Crude Oil Refinery Heat Exchangers

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 11:00am-11:30am
The complex phenomenon of crude oil fouling is a byproduct of several chemical and physical mechanisms acting together. It is caused by deposition of...

Changing Demographics: Preserving Safety and Increasing Performance

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 10:45am-11:15am
While process plants under development hold promise for innovative technology, movement from analogue to digital control rooms, and the latest in...

1987 Celanese Pampa Butane Vapor Cloud Explosion

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 10:45am-11:15am
On Saturday November 14, 1987, the presenter personally witnessed a catastrophic vapor cloud explosion at the Celanese Chemicals facility in Pampa,...

Automation Solutions for Processing Tight Oil

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 10:45am-11:00am
Opportunity crudes from shale are more readily available in North America with incentives on cost. However, these typically lighter crude oils don't...

FCC Main Fractionator Debottlenecked By Online Waterside Cleaning

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 10:15am-10:45am
A Refinery FCC is critical to product blending, and an unplanned shutdown has large economic penalties. Water quality at a refinery can bring a unit...

Steam Control in Elevated Steam Assisted Flares

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 10:00am-10:30am
Steam assisted flares are commonly used in the petrochemical industry. Over-steaming of these flares can be a cause of incomplete combustion. But,...

Cost Effective Control of Red Oil in Caustic Tower Systems

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 9:00am-9:30am
Cost Effective Control of Red Oil in Caustic Tower Systems Authors: Kyle David Mankin Global Marketing Manager- Petrochemicals P. N Ramaswamy ,...

Ignorance Is No Defense...Audit Management Best Practices

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 9:00am-9:30am
What gets measured gets done. Whether it's for process safety management risk management ISO, OHSAS or equivalent, the audit element is essential to...

Pyrolysis Gas Sampling

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 9:00am-9:15am
PYROLOYSIS GAS SAMPLING Steve Smith David Tamez Duane King Owner – President Analyzer Engineer Analyzer Engineer Smith Analytical, LLC Saudi Aramco...

Industrial Partnerships and PSM Standards in Canada

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 8:30am-9:00am
The story of process safety management (PSM) in Canada is quite different than in other countries. The practices and guidelines have evolved through...

Advanced Aromatics Recovery Technology with AED-BTX Process

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 8:30am-9:00am
For over forty years, the petrochemical industry has used Liquid-Liquid Extraction (LLE) for the Aromatics Recovery. Even though Extractive...

Particle Flow Behaviors in a New Type of FCC Feed Injection Scheme

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 28, 2015 - 8:30am-8:45am
Fluid catalytic cracking (FCC) process is one of the most important techniques in the refining industry. In the present FCC reactor-regenerator...
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