scholarly journals The Use of Fuel Gas as Stripping Medium in Atmospheric Distillation of Crude Oil

2011 ◽  
Vol 66 (6) ◽  
pp. 1017-1024
Author(s):  
C. Plellis-Tsaltakis ◽  
A.I. Lygeros
2021 ◽  
Vol 7 (3) ◽  
pp. 75-87
Author(s):  
Dr.Yosif J. Kadhem Almosawi ◽  
Warqaa A. Kadhem Alshimmary

One of the basic crude oil refining steps is the heat up to high temperature about 3700 C, which is done in the furnace. The balance between fuel and air required to combustion provide an economical and efficient heating. In this research operating data of heating up the furnace are collected by using an interactive simulator of Drilling System Company (ORTIS) which gives a flexibility of operation cannot be obtained in real furnace, these data are related to find the operation paths under different control system of manual, automatic and working automatic without pre-heating are used . Using of combustion air preheater, by exchanging heat with the flue gases, leading to increase furnace heating efficiency from 85% to 93% also the fuel supplied to the burners is more less than working without preheater. As the simulator used in this research very closed to real operating system of furnace which cover all the variables of furnace inside temperatures, excess air analyzer, and fuel gas control and inside pressure control. The using of interactive simulator is very useful in stating the right operating conditions. The use of pre-heating of combustion air is best economical method to reach heating the crude oil to the required temperature with minimum fuel gas consumption, which directly affects the efficiencies of the furnace in each case.


2015 ◽  
Vol 34 ◽  
pp. 39-48 ◽  
Author(s):  
Angelo Raimondi ◽  
Antonio Favela-Contreras ◽  
Francisco Beltrán-Carbajal ◽  
Alejandro Piñón-Rubio ◽  
Jose Luis de la Peña-Elizondo

2020 ◽  
Vol 20 (4) ◽  
pp. 332-344
Author(s):  
Douaa Hussein Ali ◽  
Muhannad A.R. Mohammed

  This research study the properties of two different crude oils . Two samples of crude oil were used, which were ( Al – Dora and Al - Ahdab )crude oil. Atmospheric distillation used to separate these two crude oils into their fractions according to boiling point. This research introduced most important characteristics and information's about these samples of crude oils and their products. ASTM distillation was converted to TPB distillation curve. It was found that the preliminary boiling point is lower than the cease point is higher than ASTM distillation for the two crude oils. Most important properties of the products of the two crude oils were calculated. These properties are API, gravity, Watson characterization factor (k), viscosity, molecular weight and refractive index. It was found that the API gravity for Al-Dora crude oil cuts is less than that of the Al-Ahdab crude oil cuts. Also , Al-Dora and Al-Ahdab crude oils cuts having more naphthenic or aromatic components since the characterization factor is less than 12.5. it was concluded that the characterization factor (K) for Al-Ahdab crude oil is less than Al-Dora crude oil for gasoline only. While the opposite happens with Kerosene and gas oil. Finally , It was conclude that the viscosity, molecular weight and refractive index of Al-Dora crude oil products were higher than that of the products of Al-Ahdab crude oil. It was found also that the viscosity of cuts for Al-Dora and Al- Ahdab crude is increase because kerosene is more viscous (heavy cut) than gasoline. Also gas oil is more viscous than gasoline and kerosene. Finally , it was concluded that the viscosity of gasoline, kerosene and gas oil for Al-Dora crude is higher than gasoline, kerosene and gas oil for Al-Ahdab crude oil. It was concluded that the molecular weights of gasoline, kerosene for Al-Dora crude is higher than gasoline, kerosene for Al-Ahdab crude oil but the gas oil is on the contrary. It was concluded that the refractive index for Al-Dora crude is higher than Al-Ahdab crude oil  


1966 ◽  
Vol 9 (5) ◽  
pp. 346-353
Author(s):  
Shuichiro Takiguchi ◽  
Yoshio Ishizu ◽  
Motokazu Kanazashi

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