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Boreskov Institute of Catalysis of the Siberian Branch of Russian ...

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PP-III-7dCdτLABdCNABdτdCdτdCdτdCdτolefinesi-olefinesdiolefines= k C − k C ( C + C )1 olefines 3 LAB olefines i-olefines= k C − k C ( C + C )2 i-olefines 3 NAB olefines i-olefines=−k C − k C ( C + C ) − k C ( C + C1 olefines 3 olefines LAB NAB 5 olefines aromatics DAB=−k C − k C ( C + C ) −k C ( C=−kC2 i-olefines 3 i-olefines LAB NAB 5 i-olefines aromaticsC24 diolefines benzenedCbenzene=−2kC C −kC −kCdτdCDPA2= kC4 diolefinesCbenzenedτdCPAB= k5( Colefines + Ci-olefines )( Caromatics + CDAB)dτdCDABdττ = 0 C (0) = C24 diolefines benzene 1 olefines 2 i-olefines= k3( Colefines + Ci-olefines )( CLAB + CNAB) − k5(Colefines+ C i-olefines) C DABi i, 0Where τ – contact time, sec; C – concentration <strong>of</strong> i-component, mol·m –3 i.Estimation <strong>of</strong> rate constants for <strong>the</strong>se reactions ( k 1− k 5) was carried out based onavailable information from different sources [1, 2, 3] and experimental data from realindustrial unit at Kirishi LAS-production plant.)+ CAno<strong>the</strong>r input data were processed with <strong>the</strong> use <strong>of</strong> ma<strong>the</strong>matical model and <strong>the</strong> calculatedoutput data (yield and biodegradability factor <strong>of</strong> <strong>the</strong> target product) were compared to <strong>the</strong>experimental ones.As <strong>the</strong> results <strong>of</strong> product yield and quality calculation conform to similar experimentalfigures, <strong>the</strong> model can be used for estimation <strong>of</strong> alkylation process efficiency under differenttechnological conditions.References1. Zhigang Lei, Chengyue Li, Biaohua Chen, Wang Erqiang and Jinchang Zhang. Study on <strong>the</strong> alkylation <strong>of</strong>benzene and 1-dodecene. Chemical Engineering Journal. Volume 93, Issue 3 (2003), pp. 191-200.2. Jinchang Zhang, Biaohua Chen, Chengyue Li, Zuogang Zhu, Langyou Wen and Enze Min. Kinetics <strong>of</strong>benzene alkylation with 1-dodecene over a supported tungstophosphoric acid catalyst. Applied <strong>Catalysis</strong> A:General. Volume 249, Issue 1 (2003), pp. 27-34.3. G.D. Yadav, N.S. Doshi. Syn<strong>the</strong>sis <strong>of</strong> Linear Phenyldodecanes by <strong>the</strong> Alkylation <strong>of</strong> Benzene with1-Dodecene over Non-Zeolitic Catalysts. Org. Proc. Res. Dev., 6 (3) (2003), pp. 263 -272.DAB)316

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