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| Enchancing heat transfer in Texas Towers |
Peter Ellerby and Peter Droegmueller, Cal Gavin ltd Edgar Vazquex-Ramirez and Graham Polley, University of Guanajuato Sebastian Erlenkaemper, BP
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2009 / Revamps |
Retrofit technology enhances heat recovery in feed-effluent exchangers, increases throughput, reduces furnace load and provides cost benefits
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| Stepwise simulation of vacuum transfer line hydraulics |
Harry Ha, Fluor Canada Matthew Reisdorf, Fluor Enterprises Abdulla Harji, Fluor Canada
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2009 / Revamps |
A stepwise hydrauliic calculation determines the pressure profile of a vacuum transfer line by linking the hydraulic model to process simulation results.
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| Revamping hydrogen and sulphur plants to meet future challenges |
Adrienne Blume, Patrick Christensen, Brett Goldhammer and Thomas Yeung, Hydrocarbon Publishing Company
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2009 / Revamps |
Revamp opportunities for hydrogen and sulphur plant operations in the era of clean fuels production offer significant benefits for refiners.
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| A novel process to reduce aromatics and benzene in reformates |
Mikhail Levinbuk, A Meling, V Zuber and A Lebedev, Moscow Oil Refinery V Khavkin, All-Union Scientific Research Institute of Petroleum Processing
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2009 / Revamps |
A catalytic scheme for reducing the aromatics and benzene content in reformates without octane barrel loss uses existing reforming units at Moscow Oil Refinery.
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| Hydroprocessing upgrades to meet changing fuels requirements |
Jay Parekh and Harjeet Virdi, Chevron Lummus Global
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2009 / Revamps |
Adapting installed hydroprocessing units through a variety of schemes enables refiners to shift their fuels slates to meet changing demand and specifications.
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| CFD Study of a VDU feed inlet device and wash bed |
Debangsu Ray, Indian Oil Corporation Ajay Arora and Anne Phanikumar, Sulzer Chemtech
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2009 / Revamps |
Analysis of vapour velocity profiles at the entry to the wash zone of a VDU column enables a higher feed rate and improved output quality
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| Application of CFD and NOx reduction |
Shahebaz Mulla and G Raman, Technip USA
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2009 / Revamps |
A study of parameters affecting Nox formation in an ageing boiler unit confirmed the measures needed to meet emissions targets.
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