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TVK Plc. Process overview Polymer units in the focus presented by Zoltán Székvölgyi, Sándor Tóth Tiszaújváros, 08/11/2013 Agenda: Basic information about TVK Quick review on the olefin process Information about polymer units of TVK Process Control - Optimization Geographical Position Kalush Kazincbarcika – – Borsodchem chemicalplant Kazincbarcika Bratislavarefinery Bratislava 2 m 53 k m 53 k 0 30 13 & SPC kmm 06 6k 20 kkmm 1 Tisza Tiszaújváros újváros – TVK, Százhalombatta m 2 km 22442 k PIPELINES: crude naphtha ethylene Key Units and Product Flow Map *: shut down in 2009 TVK site and the Production Units PP-4 Unit 185 kta (1999 - 140 kta) PP-3 Unit 100 kta (1989 - 60 kta) PE-1/LDPE-2 65 kta (1991 - 63 kta) PE-1/HDPE-1 200 kta (1986 - 140 kta) PE-2 (HDPE-2) 220 kta (2004 - 200 kta) OLEFIN-1 Unit 370 kta (1975 - 250 kta) OLEFIN-2 Unit 290 kta (2004 - 250 kta) * Quick review on the olefin process „…it looks difficult, …and really, this is difficult…„ Olefin production The main products of SC-1 and SC-2 are the low carbon chain olefins (2 and 3 carbon atoms) Input (raw materials): • LPG • Chemical naphtha, • Atmospheric gasoil These are mixture of different length and properties molecules Chemical conversion Olefin production PYROLYSIS (Furnaces) Hydrocarbon mixture with high short-chain olefin content SEPARATION (with rectification columns and separator tanks) Treatment of some by-products in chemical reactors