Search by topic : Fluid Flow
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Reboiler and condenser operating problems

Edward L Hartman and Tony Barletta, Process Consulting Services Inc

2003 / Q3

Seemingly small details related to heat exchangers can have a negative impact on distillation system heat input, cause tray flooding and affect overhead condenser and column capacity. Case studies reported here illustrate some of the difficulties



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Enhancement of heat

Reza Yahyaabadi, Esfahan Oil Refining Company

2003 / Q3

The use of longitudinal baffles in heat exchangers is not common, but this type of baffle can increase heat transfer rates while lowering the pressure drop with the same duty observed with segmented baffles 



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Choosing a neutralising amine corrosion inhibitor

Philip R Petersen Petersen Consulting
Samuel A Lordo and Gregg R McAteer Nalco Company

2004 / Q3

A review of physical and chemical properties of commonly used amine-based corrosion inhibitors. The authors highlight the relative strengths and weaknesses of amines, particularly with regard to corrosion caused by hydrochloric acid



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Further advances in light hydrocarbon fractionation

Waldo de Villiers and Jose Bravo, Shell Global Solutions (US) Inc
Peter Wilkinson, Shellglobal Solutions International
Daniel Summers, Sulzer Chemtech

2004 / Q3

Recent developments in high capacity distillation trays focus on increasing capacity in fixed tower sizes in refineries and chemical plants. C2 and C3 splitter revamp case studies illustrate the potential of improved fractionation technology

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Analysing F-shell heat exchangers

Reza Yahyaabadi Esfahan Oil Refining Company

2005 / Q3

The procedure for the separate evaluation of hydraulic and thermal leakage in
F-shell heat exchangers is combined into a new program for optimising exchanger performance



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