Chemical Engineering Practice

Carburization In Ethylene Radiant Coils

AIChE Spring Meeting and Global Congress on Process Safety
Apr 30, 2013
CARBURIZATION IN ETHYLENE RADIANT COILS Hugues Chasselin, tech support Manoir industries, France Abstract : Carburization is a phenomenon encountered...

Heat Integration and Relief Systems Design

AIChE Spring Meeting and Global Congress on Process Safety
Apr 30, 2013
Heat integration is a commonly skipped aspect of process design when evaluating a process’ relief systems design. A failure to evaluate the heat...

World Scale Boil-off Gas Reliquefaction

AIChE Spring Meeting and Global Congress on Process Safety
Apr 30, 2013
Boil-off gas reliquefaction has become an industry standard for many LNG carriers, which no longer use gas as fuel for steam boilers, but tap others...

A Systematic Approach to Relief System Evaluation

AIChE Spring Meeting and Global Congress on Process Safety
Apr 30, 2013
Managing the lifecycle of relief and flare systems data is complex and fraught with challenges and risks, whether the work is performed internally or...

Setting the Revamp Basis: What Is Current Operation?

AIChE Spring Meeting and Global Congress on Process Safety
Apr 30, 2013
A revamp aims to modify a plant to meet some new combination of capacity, feed, product, safety or regulatory requirements. The starting point on any...

Assessing the Hazard of Marginally Explosible Dusts

AIChE Spring Meeting and Global Congress on Process Safety
Apr 30, 2013
With the current focus on combustible dust hazards in industry, an increasing number of dusts are being tested by facilities to determine their...

Constructability Issues for FLNG

AIChE Spring Meeting and Global Congress on Process Safety
Apr 30, 2013
Constructability issues shall be reviewed and incorporated in the Project Development Plan and Design of the FLNG. This paper addresses important...

Thermal Fluids: The Key to Overall Site Integration

AIChE Spring Meeting and Global Congress on Process Safety
Apr 30, 2013
Thermal Fluids: the Key to Overall Site Integration G.T.Polley , M.Picon Nunez & E.Tamakloe Dept. of Chemical Engineering, University of...

Corrosion At Pipe Supports: Causes and Solutions

AIChE Spring Meeting and Global Congress on Process Safety
Apr 30, 2013
Localized corrosion attack at pipe support areas is a major problem for integrity managers. Offshore, marine and coastal operators, without exception...

Exploiting Hydrogen Plant to Improve Refinery Margins

AIChE Spring Meeting and Global Congress on Process Safety
Apr 30, 2013
In addressing the global drive for cleaner transport fuels against increasing proportion of heavier and sourer crudes, refiners are faced with the...

Defining and Creating Best Practices

AIChE Spring Meeting and Global Congress on Process Safety
Apr 30, 2013
The continuous drive for excellence in our industry reaches all segments and disciplines of our organizations. The goal to improve the safety of our...

Troubleshooting a Furnace Emissions Problem

AIChE Spring Meeting and Global Congress on Process Safety
Apr 30, 2013
We had been fighting CO flue gas emissions on our CEMS analyzer for around a year, we had indications that it was a burner problem, fixed the burners...

Improving Fired Heaters Using CFD

AIChE Spring Meeting and Global Congress on Process Safety
Apr 30, 2013
We have successfully used CFD( Computational Fluid Dynamics) to improve the performance of a Crude and Coker Heater. CFD helps to model the burners,...

New Quantitative Risk Criteria for U.S. LNG Facilities

AIChE Spring Meeting and Global Congress on Process Safety
Apr 29, 2013
The recent increase in natural gas production has expanded the outlook for exporting domestically-produced natural gas. As a result, many existing...

Abqaiq Plant Virtual Plant RTO Implementation

AIChE Spring Meeting and Global Congress on Process Safety
Apr 29, 2013
Abqaiq Plant Virtual Plant RTO Implementation Abstract Abqaiq Plant is the largest worldwide crude stabilization plant with $200MM energy consumption...

Successful Sulfur Unit Startups

AIChE Spring Meeting and Global Congress on Process Safety
Apr 29, 2013
As the environmental importance of Sulfur Recovery Units increases, so too does the importance of smooth and successful SRU startups. This paper will...

Fundamentals of Model Based Loop Tuning

AIChE Spring Meeting and Global Congress on Process Safety
Apr 29, 2013
There are many methods to tune PID controllers. This presentation provides a tutorial on tuning PID process controllers using Internal Model Control...

Importance of Field Testing Liquid Distributors

AIChE Spring Meeting and Global Congress on Process Safety
Apr 29, 2013
Spray nozzles & gravity distributors are primarily used in different Oil refinery facilities (columns, scrubbers, etc.). Installers and...

Current Myths about LNG

AIChE Spring Meeting and Global Congress on Process Safety
Apr 29, 2013
Since the startup of the first baseload LNG plant (Camel) in 1964, there have been several generations of LNG plant designs. Each generation can be...

NFPA 68 New Gas Venting Equations

AIChE Spring Meeting and Global Congress on Process Safety
Apr 29, 2013
The 2013 edition of NFPA 68 Standard on Explosion Protection by Deflagration Venting will replace vent area sizing equations containing the gas...

Is Your Operation Prepared for Economic Recovery?

AIChE Spring Meeting and Global Congress on Process Safety
Apr 29, 2013
Proposed Title ” Is Your Operation prepared for Economic Recovery?” The world economy has been depressed for several years. During that time, changes...

On the Modeling of Oral Drug Delivery

AIChE Annual Meeting
Nov 1, 2012
On the Modeling of Oral Drug Delivery Naresh Pavurala, Luke E.K Achenie Department of Chemical Engineering, Virginia Polytechnic Institute and State...
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