LAPSE:2023.36425
Published Article
LAPSE:2023.36425
Do the True Boiling-Point Distillation Yields of Crude Oil Blends Obey the Additive Blending Rule?
Dicho Stratiev, Ivelina Shishkova, Rosen Dinkov, Sotir Sotirov, Evdokia Sotirova, Krassimir Atanassov, Simeon Ribagin, Radoslava Nikolova, Anife Veli, Georgi Palichev, Danail D. Stratiev
August 2, 2023
Twelve crude oil blends prepared from seven individual crude oils and an imported atmospheric residue were characterized through a true boiling point (TBP) distillation analysis and their density. When comparing the measured TBP fraction yields with those estimated through the application of the additive blending rule, it was found that, for four crude oil blends, the additive blending rule was valid, while for the remaining eight crude oil blends, deviations of the measured TBP yields from the estimated ones were bigger than the TBP analysis’s repeatability limits. By the use of intercriteria analysis evaluation of the data for the deviation of the TBP yields from the additive blending rule and the molar excess volume of the crude oil blends, statistically meaningful relations between the delta TBP yields of light and heavy naphtha, as well as vacuum residue with the molar excess volume, were found. The higher the magnitude of the crude oil blend’s molar excess volume, the bigger the deviations of the TBP yields of naphtha and vacuum residue are. The bigger the deviation of the crude oil blend’s behavior from that of the regular solution, as quantified by the molar excess volume, the bigger the deviations of the TBP yields of naphtha and vacuum residue are.
Keywords
blending, intercriteria analysis, molar excess volume, Petroleum, TBP distillation
Suggested Citation
Stratiev D, Shishkova I, Dinkov R, Sotirov S, Sotirova E, Atanassov K, Ribagin S, Nikolova R, Veli A, Palichev G, Stratiev DD. Do the True Boiling-Point Distillation Yields of Crude Oil Blends Obey the Additive Blending Rule?. (2023). LAPSE:2023.36425
Author Affiliations
Stratiev D: LUKOIL Neftohim Burgas, 8104 Burgas, Bulgaria; Institute of Biophysics and Biomedical Engineering, Bulgarian Academy of Sciences, Academic Georgi Bonchev Street 105, 1113 Sofia, Bulgaria [ORCID]
Shishkova I: LUKOIL Neftohim Burgas, 8104 Burgas, Bulgaria [ORCID]
Dinkov R: LUKOIL Neftohim Burgas, 8104 Burgas, Bulgaria
Sotirov S: Intelligent Systems Laboratory, University Prof. Dr. Assen Zlatarov, Professor Yakimov 1, 8010 Burgas, Bulgaria
Sotirova E: Intelligent Systems Laboratory, University Prof. Dr. Assen Zlatarov, Professor Yakimov 1, 8010 Burgas, Bulgaria
Atanassov K: Institute of Biophysics and Biomedical Engineering, Bulgarian Academy of Sciences, Academic Georgi Bonchev Street 105, 1113 Sofia, Bulgaria; Intelligent Systems Laboratory, University Prof. Dr. Assen Zlatarov, Professor Yakimov 1, 8010 Burgas, Bulgaria [ORCID]
Ribagin S: Institute of Biophysics and Biomedical Engineering, Bulgarian Academy of Sciences, Academic Georgi Bonchev Street 105, 1113 Sofia, Bulgaria; Intelligent Systems Laboratory, University Prof. Dr. Assen Zlatarov, Professor Yakimov 1, 8010 Burgas, Bulgaria
Nikolova R: Intelligent Systems Laboratory, University Prof. Dr. Assen Zlatarov, Professor Yakimov 1, 8010 Burgas, Bulgaria
Veli A: Intelligent Systems Laboratory, University Prof. Dr. Assen Zlatarov, Professor Yakimov 1, 8010 Burgas, Bulgaria
Palichev G: Institute of Biophysics and Biomedical Engineering, Bulgarian Academy of Sciences, Academic Georgi Bonchev Street 105, 1113 Sofia, Bulgaria
Stratiev DD: Institute of Biophysics and Biomedical Engineering, Bulgarian Academy of Sciences, Academic Georgi Bonchev Street 105, 1113 Sofia, Bulgaria
Journal Name
Processes
Volume
11
Issue
7
First Page
1879
Year
2023
Publication Date
2023-06-22
Published Version
ISSN
2227-9717
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PII: pr11071879, Publication Type: Journal Article
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LAPSE:2023.36425
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doi:10.3390/pr11071879
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Aug 2, 2023
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Calvin Tsay
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