Prediction of technological and integration parameters for a modular distillation unit to produce base oils in a finished lubricant factory

Authors

  • Jamelson Manuel Neto Basílio Cesar Jean Piaget University of Angola image/svg+xml Author
  • Jeremias André Pedro Jean Piaget University of Angola image/svg+xml Author
  • Elvis Napoleão Queto Cardoso Jean Piaget University of Angola image/svg+xml Translator
  • Pedro Gelson Morais Author

Keywords:

Prediction, Technological parameters, Integration, Modular distillation unit, Base oils, Finished lubricants

Abstract

This research aimed to anticipate technical challenges and integrate an independent vacuum distillation module into a lubricant factory whose existing process relies on purchasing base oils from refineries, adding additives, and blending to produce finished products. The goal was to achieve raw material autonomy by producing its own lubricating oils. The methodological approach was based on: 1) Rigorous identification of process requirements (raw materials, operating conditions, quality objectives, and constraints), according to Smith (2005); 2) Integrated computer simulation in Aspen HYSYS V10 to anticipate bottlenecks and thermal interactions; 3) Consideration of interoperability and control architecture for safe integration; and Economic analysis based on equipment and implementation costs, and return margins. Estimates indicate a column with ten trays, operating temperatures of 169°C (top) and 550°C (base), pressures of 5 kPa and 34 kPa, with the capacity to produce 19,000 tons of base oils per year. The research demonstrates that the insertion of the isolated unit is technically and financially feasible, creating a replicable method to expand the capacity of lubricant factories in similar scenarios.

Author Biographies

  • Jamelson Manuel Neto Basílio Cesar, Jean Piaget University of Angola

    Petroleum Refining Engineer from UJPA, Intern Assistant Professor of Petroleum Refining Technology end Researcher in the field of iRefining process modelling end optimization at the Faculty of Science and Technology, Jean Piaget University of Angola, Mulenvos, Kapalanca, Luanda, Angola

  • Jeremias André Pedro, Jean Piaget University of Angola

    Petroleum Refining Engineer from UJPA, Researcher in the field of industrial process optimization at the Faculty of Science and Technology, Jean Piaget University of Angola, Mulenvos, Kapalanca, Luanda, Angola

  • Elvis Napoleão Queto Cardoso, Jean Piaget University of Angola

    Petroleum Refining Engineer from UJPA, Researcher in the field of Refining Engineer process optimization at the Faculty of Science and Technology, Jean Piaget University of Angola, Mulenvos, Kapalanca, Luanda, Angola

  • Pedro Gelson Morais

    PhD Candidate in Chemical Engineering at PPGEQ/Federal University of Uberlândia
    Professor of Petroleum Refining Technology at the Faculty of Science and Technology, Jean Piaget University of Angola, Mulenvos, Kapalanca, Luanda, Angola
    Researcher in industrial processes, modeling and optimization of refinery processes and products, biofuel production at the Sonangol Research and Development Center, SA, Sumbe, Cuanza Sul, Angola

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Published

2026-07-04

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