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| Increasing resid conversion at Curacao refinery |
P Pereira, L Zacarias, J Guitian, R B Solari, PDVSA-Intevep
D de Haseth, Isla Refinery, Curacao
E Houde, UOP
H Feintuch, Foster Wheeler |
1999 / Q1 |
Commercial demonstration tests carried out with a recently introduced low investment technology, Aquaconversion, have shown it as a valuable tool in revamping thermal cracking facilities and boosting a refinery's product slate.
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| Development of a refinery petrochemical master plan |
W J Hillier, Maureen FGilber, W C Petterson, Kellogg Brown & Root |
1999 / Q1 |
A master plan for a refinery/petrochemical complex justifies comprehensive study of all the variables, from market forecast to operating costs. This article discusses the methodology and reports the results from a study case involving technology to maximise propylene.
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| Design and operation of residue catalytic crackers. |
Simon Tan and Prabhakar Satbhal, Shell Global Solutions. |
1999 / Q1 |
The Shell residue FCC process has been applied to grassroots units in a variety of locations, from Europe to South-east Asia, resulting in higher operating profits for the respective refineries. Three such operations are discussed here.
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| Dearomatisation and conversion in hydroprocessing. |
Ernst Kohler, Sud-Chemie AG
Dinah Huang, United Catalysts Inc |
1999 / Q1 |
A novel sulphur-tolerant dearomatisation catalyst, ASAT, for LCO upgrading, is featured as a part of integrated hydroprocessing, covering desulphurisation, mild hydrocracking and hydrodewaxing.
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| Steam active reforming process for dehydrogenation. |
R O Dunn and L W Shoemaker, Phillips Petroleum Company. |
1999 / Q1 |
The development and uses of the STAR process in the dehydrogenation of C3, C4 and C5 paraffins are outlined in this article, together with a presentation of capital and conversion costs for the production of MTBE and propylene.
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| Advanced computer control at Melaka refinery. |
Mohd Redzuan Mohd Sofian, Petronas Melaka Refinery |
1999 / Q1 |
A description of the experience of a Malaysian refinery in implementing advanced process control and the product inferential system. The author describes lessons learned and recommends some problem-solving methods.
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| Techniques of multivariable controls and optimisation. |
N SelvaGuru, Singapore Refining Company (SRC) |
1999 / Q1 |
Increasing competition is putting refiners under pressure to achieve greater returns from each barrel of raw material. Advanced process control and knowledge engineering techniques help towards this goal by automating some of the human skills and conventional controls involved in the process.
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| Real-time optimisation for major refinery units. |
Ian Godman, MDC Technology
Blaine Tookey, BP Oil |
1999 / Q1 |
On the premise that a single model is needed to cover the range of plant functions, a performance monitoring and real-time optimisation system has been installed at BP Oil Alliance's refinery, and indications are that projected profit increases will be achieved with better and more consistent performance.
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| Computer integrated systems for global engineering. |
David Cockshoot, Kvaerner Process UK |
1999 / Q1 |
Integrated, globally operable computer systems bring benefits to contractors, but even greater benefits to owner operators who retain the electronic deliverables and full atrribute data for use throughout the plant lifetime.
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| Process control applications at a Middle East refinery. |
John Delich and S S Dhaliwal, AspenTech (UK) Ltd. |
1999 / Q1 |
Continuous development of a Middle East refinery's process control system is discussed, together with the results of the application of a DMC plus multivariable constraint controller to the refinery's crude distillation unit and ARD unit fractionator.l
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| Information technology - Agip case study. |
Danilo Belletti, IBM Italy. |
1999 / Q1 |
Improving management skills and streamlining the decision-making process has become a necessity for the industry, with information technology as the primary means. This article describes the AgipPetroli strategy in this field.
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| Reduction of benzene precursors in the reformer feed. |
Michela Montesi, Filippo Trivella, Alessandro Brambilla, Contas Process Control.
Massimiliano Dell'Agnello and Luciano Paolicchi, AgipPetroli SpA |
1999 / Q1 |
The authors report the results of a technology developed by Contas Process Control for estimating product composition, and its application to the naphtha splitting section at the Livorno refinery, Italy.
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| Direct olefin hydration process. |
Dominic W Ching, Equistar Chemicals. |
1999 / Q1 |
A review of the improvement, operations and economic aspects of direct olefin hydration, considered to be environmentally and technically a sound commercial method for obtaining a consistently high-quality alcohol product.
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| Reduction of LNG terminal costs |
Arif Habibullah, Parsons Energy & Chemicals Group Inc. |
1999 / Q1 |
The LNG terminal is an important link in the liquefied natural gas chain, accounting for 20 per cent or more of the total project cost. It also has potential for cost reduction. The author discusses various strategies for cutting cost and their impact on terminal design.
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| Plant power failure and its indirect effects: a case study. |
Donald F Schneider, Status Engineering Inc |
1999 / Q1 |
A total electrical failure at a major olefins plant was restored within half an hour, but it spawned a succession of health, safety and environmental problems that were to be felt for months.
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| New reforming catalyst at Russian gas facility. |
S Z Alekseev, L A Alekseeva, RAO Gasprom
V M Berdnikov, Astrakhangasprom
A Rouquier, A Pochitaloff, D I Garanin, Procatalyse
C Pradel, IFP |
1999 / Q1 |
With advancing automobile engine design, a major Russian gas processing complex was faced with the need to produce unleaded, high octane gasolines, which meant replacing existing monometallic Russian catalyst with a new breed of catalyst. This is an account of how the change was accomplished.
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