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| Catalyst management to improve profitability |
Glenn W Guglietta, Gautham Krishnaiah, Alan C Kramer, E Thomas Habib, Davison Refining Services
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2002 / Q3 |
The authors describe a catalyst managment tool for improving FCCU profitability where metal variations affect operating conditions and addition rates. It is argued that refiners have the opportunity to increase their margins considerably.
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| Best practices for producing ultra low sulphur diesel |
Sal Torrisi, Dave DiCamillo, Richard Street, Criterion Catalysts & Technologies Tom Remans, Shell International Chemicals Research
Jahn Svendsen, Shell Global Solutions
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2002 / Q3 |
This article presents a methodology for approaching low sulphur diesel design with low pressure reactor solutions. It reviews commercial cases showing proven best practices can be applied to existing hydroprocessing assets to produce ULSD.
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| Refinery energy efficiency and environmental goals |
Zoran Milosevic and Wade Cowart, KBC Process Technology
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2002 / Q3 |
Cheaper fuels do not always reduce costs, say the authors, and an alternative is cogeneration. It is argued that fuel saving programmes and cogeneration, applied worldwide, could reduce world fuel consumption by some 26 million tons a year.
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| Fluid catalytic cracking: meeting the challenges |
Warren Letzsc, Stone & Webster Inc |
2002 / Q3 |
The key to survival in the face of incresing pressures on refineries is adaptability, says the author, and from fuels to fine chemicals, refiners can diversify their product portfolios with a variety of FCCU improvements.
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| Foam control methods in delayed cokers |
Lawrence N Kremer, Baker Petrolite Timothy G Hueston, Dow Corning
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2002 / Q3 |
Injection of high viscosity PDMS fluids for controlling the buildup of foam in delayed cokers reduces costs while at the same time increasing capacity and maintaining downstream quality control.
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| Managing the molecule: an update on 2005 |
Simon C Clarke, Foster Wheeler Energy Ltd
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2002 / Q3 |
An overall look at the opportunities for gas-to-liquids projects in Europe as tighter gasoline and diesel specifications loom. The author comments that refiners are beginning to run out of options, but are also using some successful strategies.
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| Continuous catalytic process for diesel desulphurisation |
Brian Turk, Raghubir Gupta, Blaise Arena, Research Triangle Institute.
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2002 / Q3 |
With the production of ultra low sulphur diesel now threatening to become a major investment cost for refineries, work is going ahead on a technology that can be used to desulphurise naphtha and diesel in the vapour phase.
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| Vacuum unit design effect on operating variables. |
Gary R Martin, Process Consulting Services Inc
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2002 / Q3 |
To revamp vacuum units, process modelling and equipment design know-how are needed, and the understanding of connected equipment performance can lead to higher gasoil quality and yields, with fewer unscheduled shutdowns.
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| Crude unit integrated energy analysis |
Rakesh Mehta, Onward Technologies Ltd
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2002 / Q3 |
Opportunities for process debottlenecking and improving energy efficiency can be identified with the use of pinch analysis. This article documents a refinery revamp where this method produced a large increase in crude distillation capacity.
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| Answering the big turnaround question |
James Thompson, Lyondell Chemical Company Chalres Etter, Equistar Chemicals
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2002 / Q3 |
An account of a risk based model for quantifying the probability and cost of an unplanned outage. The result is that a defined risk based analysis of turnaround costs and timing is a useful tool for both plant and business management.
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| Competitive advantage in plant reliability |
Keith Eldon Burres, HSB Reliability Technologies/Solomon Associates Inc
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2002 / Q3 |
The concept of total plant reliability aims to integrate the approach to improving production and reducing costs. By lowering workloads, improving reliability and using effective procedures, says the author, plants greatly improve their performance.
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| Executive interface for the process industry |
J Patrick Kennedy, OSI Software Inc
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2002 / Q3 |
A review of the information technology available to meet the needs of executives and staff in achieving maximum returns on plant assets. It includes an account of the way the technology was used to measure in real time a refinery's performance.
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| Knowledge management to improve performance |
Steven Sendelbach, Nexus Engineering Inc
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2002 / Q3 |
Preserving within the company the expertise that has been acquired by its operators, technicians and managers after they have moved on is the subject of this article, which describes a reliability and operations management system.
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| Improved steam cracker furnace efficiency |
Joel Magnan, Kubota Metal Corporation Kaoru Hamada and Kenji Otsubo, Kubota Corporation
Elizabeth Sohn, Technip USA Corporation
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2002 / Q3 |
A description of the use of high heat transfer mixing element radiant tubes for reducing coking rates and increasing run lengths, and for improving thermal efficiency. Such tubes are proving to be more beneficial than finned tubes.
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| Improving hydrogen plant performance: Part I |
P V Broadhurst and P E J Abbott, Synetix
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2002 / Q3 |
A reliable and cost effective asset management strategy can increase hydrogen plant throughout as well as optimise operating conditions and energy efficiency. This article looks at the way current operations may be optimised.
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| Submerged quench incineration |
Olavo C Leite, Thermica Technologies
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2002 / Q3 |
Severe regulatory pressures in the processing industry require more effective measures to destroy pollutants beyond ordinary water treatment methods.
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