Improvement on Pour Point of Heavy Oils by Adding Organic Solvents

Autores

  • Francine D Santos Federal University of Espirito Santo
  • Cristina M S Sad Federal University of Espirito Santo
  • João F. P. Bassane Federal University of Espirito Santo
  • Dorval M. C. Neto Federal University of Espirito Santo
  • Paulo R. Filgueiras Federal University of Espirito Santo
  • Mayara Silva Federal University of Espirito Santo
  • Samantha R. C. Silva Federal University of Espirito Santo
  • Eustaquio V. R. de Castro Federal University of Espirito Santo
  • Wanderson Romão Federal University of Espirito Santo
  • Valdemar Lacerda Jr Federal University of Espirito Santo
  • Laine Badaro Pereira Federal University of Espirito Santo

Palavras-chave:

heavy oils, pour point, organic solvents

Resumo

This paper describes pour point behavior of three heavy oils with the addition of kerosene, turpentine, toluene and gas condensate. The study showed a decrease in the pour point of all oils that relates with the oil chemical composition. The oil with lower API gravity (higher amount of asphaltenes and resins) showed higher pour point decay for all solvents, highlighting gas condensate and turpentine. The use of gas condensate to reduce the pour point of heavy oils is particularly advantageous, when available in the oilfield. Prevent the stoppage in the oil production, due to clogging and flow problems in the pipelines, and facilitate the logistics, reducing process operational costs

Biografia do Autor

Francine D Santos, Federal University of Espirito Santo

Departamento de Quimica Area: Química do Petróleo

Cristina M S Sad, Federal University of Espirito Santo

Departamento de Quimica Area: Química do Petróleo

João F. P. Bassane, Federal University of Espirito Santo

Departamento de Quimica Area: Química do Petróleo

Dorval M. C. Neto, Federal University of Espirito Santo

Departamento de Quimica Area: Química do Petróleo

Paulo R. Filgueiras, Federal University of Espirito Santo

Departamento de Quimica Area: Química do Petróleo

Mayara Silva, Federal University of Espirito Santo

Departamento de Quimica Area: Química do Petróleo

Samantha R. C. Silva, Federal University of Espirito Santo

Departamento de Quimica Area: Química do Petróleo

Eustaquio V. R. de Castro, Federal University of Espirito Santo

Departamento de Quimica Area: Química do Petróleo

Wanderson Romão, Federal University of Espirito Santo

Departamento de Quimica Area: Química do Petróleo

Valdemar Lacerda Jr, Federal University of Espirito Santo

Departamento de Quimica Area: Química do Petróleo

Laine Badaro Pereira, Federal University of Espirito Santo

Departamento de Quimica Area: Química do Petróleo

Publicado

13-01-2018