IN-DEPTH PROCESS OF REFINING C3–C4 TO PRODUCE AROMATIC HYDROCARBONS
UDC: 622.242
DOI: 10.33285/1999-6934-2021-6(126)-41-45
Authors:
RASULOV SAKIT RAUF
1
1 Azerbaijan State Oil and Industry University, Baku, Azerbaijan
Keywords: catalyst, aromatic hydrocarbons, refinery gases, propane-butane fraction, conversion process, process flow diagram, fractionation, regeneration
Annotation:
The possibility of refining C3-C4 petroleum refinery gases in the presence of a modified OMNICAT zeolite-containing catalyst has been investigated. The optimum composition of the modifying additives has been determined. A principal technological scheme for processing of propane-butane fraction, which includes preparation of raw materials, catalytic aromatization of the said fraction, fractionation of individual aromatic hydrocarbons and oxidative regeneration of the spent catalyst has been developed. The possibility of using the proposed process scheme for both the fuel and the fuel-chemical direction is shown.
Bibliography:
1. Braginskiy O.B. Proizvodstvo i potreblenie szhizhennogo neftyanogo gaza v mire // Neft', gaz i biznes. – 2000. – № 4. – S. 38–46.
2. Kopylov Yu.P., Vstavskaya L.I., Mazgarov A.M. Zavodskie uglevodorodnye gazy. Resursy i ispol'zovanie // Khimiya i tekhnologiya topliv i masel. – 1996. – № 4. – S. 19–23.
3. Pererabotka nekonditsionnykh uglevodorodnykh fraktsiy v aromaticheskie uglevodorody / Yu.V. Budyakov, E.L. Krasnykh, S.V. Levanova [i dr.] // Rossiyskiy khimicheskiy zhurn. – 2006. – T. 50, № 3. – S. 42–47.
4. Synthesis of nanostructured catalysts by laser pyrolysis / H. Maskrot, Y. Leconte, N. Herlin-Boime [et al.] // Catalysis Today. – 2006. – Vol. 116, Issue 1. – P. 6–11. – DOI: 10.1016/j.cattod.2006.04.006
5. The nature of active sites in PT promoted GAZSM-5 Catalysts / A.L. Lapidus, M.N. Mikhailov, A.A. Dergachev [et al.] // Reaction Kinetics and Catalysis Letters. – 2006. – Vol. 87, No 2. – P. 249–254. – DOI: 10.1007/s11144-006-0031-5
6. Activation of C2–C4 Alkanes over Acid and Bifunctional Zeolite Catalysts / G. Caeiro, R.H. Carvalho, X. Wang [et al.] // J. of Molecular Catalysis A: Chemical. – 2006. – Vol. 255, No 1-2. – P. 131–158. – DOI: 10.1016/j.molcata.2006.03.068
7. Rustamov M.I., Gaysin A.S., Mamedov D.N. Sovremennyy spravochnik po neftyanym toplivam i tekhnologiyam ikh proizvodstva / pod. red. T.N. Shakhtakhtinskogo. – Baku: Fond "Khimik", 2005. – 640 s.
8. Rasulov S.R., Mustafayeva G.R. Development of Effective Catalysts for Processing C3-C4 Hydrocarbons // News of the National Academy of Sciences of the Republic of Kazakhstan. Series of Chemistry and Technology. – 2021. – Vol. 3, No 447. – P. 87–93. – DOI: 10.32014/2021.2518-1491.56
9. Salimova N.A., Mustafaeva G.R. Resursosberegayushchaya tekhnologiya pererabotki neftezavodskikh gazov C3–C4 // Izv. vysshikh tekhnicheskikh uchebnykh zavedeniy Azerbaydzhana. – 2013. – № 2. – S. 21–30.
10. Mustafaeva G.R., Salimova N.A., Rasulov S.R. Tekhnologiya pererabotki gazov kataliticheskogo krekinga // Neftepererabotka i neftekhimiya. Nauchno-tekhn. dostizheniya i peredovoy opyt. – 2012. – № 5. – S. 36–38.
11. Tagiev D.B., Azizov A.G., Starikov R.V. Sovremennoe sostoyanie primeneniya tseolitov v neftyanoy i neftekhimicheskoy promyshlennosti // Protsessy neftekhimii i neftepererabotki. – 2012. – № 3(51). – S. 283–309.