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Axens' Optimized Gasoline Pool Recipes and Technologies
- 1. Fabien LUNDY Xavier DECOODT The Optimized Gasoline Pool- Axens Licensing and Catalyst Recipe VCMStudy.ir
- 2. 2 Challenges on the Road to Clean Gasoline Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) Sulfur Octane Olefins Aromatics RON Euro II Pb allowed Euro III+ Unleaded 92/95 S, wppm Euro II 500 Euro III 150 Euro IV 50 Euro V 10 Aro, wt% Euro III 45 Euro IV+ 35 Olef, wt% Euro III 18 Euro IV+ 18 Bz, wt% Euro II 5 Euro III+ 1 Benzene Clean Gasoline
- 3. 3 Solutions on the Road to Clean Gasoline Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) Octane Benzene Aromatics Sulfur Olefins Clean Gasoline
- 4. 4 An agile combination of high performances elements For you Through Axens Solutions on the Road to Clean Gasoline Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) Optimization tools Technologies Catalysts Clean Gasoline
- 5. 5 High Octane Contributors for Gasoline Pool Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) High RON / MON Gasoline ISO- PARAFFINS AROMATICS OLEFINS OXYGENATES Isomerate / Alkylate Reformate / FCC Gasoline FCC Gasoline / Oligomers Ethers / Ethanol
- 6. 6 Typical Gasoline Pool Composition Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) Gasoline pool contributors Typical contribution High octane components Constraints on gasoline pool Ethers 10% Oxygenate Oxygen Isomerate 20% Isoparafins RVP Reformate 30% Aromatics Aromatics, Benzene Alkylate or oligomers 10% Isoparafins or Olefins Olefins FCC gasoline 30% Olefins and Aromatics Olefins, Aromatics, Benzene, Sulfur
- 7. 7 ISOM C5-C6 C5–C6 NHT CDU VDU COKER GAS PLANT TAME C5-210°C POLYNAPHTHA C4 GASOLINE POOL CATALYTIC REFORMING C6/C7 + Refinery Scheme around Gasoline Pool: Axens Offer Alkylation C3 PP plant C3 and/or C4 PRIME-G+ Sulfrex FCC ISOM C4 C3 /C4 Naphtha MTBE Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) BENFREE
- 8. 8 ISOM C5-C6 C5–C6 NHT CDU VDU COKER GAS PLANT TAME C5-210°C POLYNAPHTHA C4 GASOLINE POOL CATALYTIC REFORMING C6/C7 + Refinery Scheme around Gasoline Pool: Axens Offer Alkylation C3 PP plant C3 and/or C4 PRIME-G+ Sulfrex FCC ISOM C4 C3 /C4 Naphtha MTBE Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) BENFREE NAPHTHA UPGRADING TECHNOLOGIES FCC POST- TREATMENT TECHNOLOGIES
- 9. 9 ISOM C5-C6 C5–C6 NHT CDU VDU COKER GAS PLANT TAME C5-210°C POLYNAPHTHA C4 GASOLINE POOL CATALYTIC REFORMING C6/C7 + Refinery Scheme around Gasoline Pool: Axens Offer Alkylation C3 PP plant C3 and/or C4 PRIME-G+ Sulfrex FCC ISOM C4 C3 /C4 Naphtha MTBE Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) BENFREE • BENZENE Control • On-SPEC FEED OBJECTIVES • FEED Origin CONSTRAINTS
- 10. 10 Naphtha Hydrotreating Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) SR or low Nitrogen content: HR 618 / 608 Advanced HDN activity: HR 648 Gums precursors removal: HR 945 & HR 955 HR Series Catalysts & Adsorbents Naphtha HDT Feeds from different origins: straight run, condensate, cracked feeds (coker, VB,…) High quality products: low Sulfur, Nitrogen, Olefins content > 185 references > 4.0 MBPSD Process Licensing
- 11. 11 Diolefin Hydrogenation • Low acidity NiMo • High S tolerance HDT Reactors • Si Trap › High surface area › HDT activity (NiMo) › > 10% Si pickup • HDT catalyst › NiMo catalyst in most cases S Guard Bed • Ni based • Traps H2S, RSH All catalysts commercially proven, supplied in: • Oxide form • Pre-activated (“ready to use”) – recommended for Si trap for lead/lag configuration Catalysts Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017)
- 12. 12 Cracked Naphtha Process Flow Scheme Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) Three key Factors to success: Separator & Compressor Product Stabilizer HDT Guards Grading Pressure Drop Control Poison Control Silicon and Arsenic Hydrotreating
- 13. 13 NHT Catalyst Portfolio Max HDS High HDN Max HDS Max HDN HR 618/608 NiMo Diolefin Hyd. ACT 971 ACT 981 ACT 989 HR 955 HR 965 HR 616 / HR 626 CoMo Achievements: Premium Performances Optimized Cycle Cost Long cycle length Product Target Achievements: Main Catalyst Protection High Si pick-up capacity Max olefins & diolefins Hydrogenation DP mitigation Product Target Reactor loading Si & As removal HR 648 NiMo HR 538 NiMo ACT 935 ACT 945 CatTrap 10 CatTrap 30 CatTrap 50 Grading Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017)
- 14. 14 ISOM C5-C6 C5–C6 NHT CDU VDU COKER GAS PLANT TAME C5-210°C POLYNAPHTHA C4 GASOLINE POOL CATALYTIC REFORMING C6/C7 + Refinery Scheme around Gasoline Pool: Axens Offer Alkylation C3 PP plant C3 and/or C4 PRIME-G+ Sulfrex FCC ISOM C4 C3 /C4 Naphtha MTBE Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) BENFREE • OCTANE GAIN • BENZENE REDUCTION OBJECTIVES • RVP CONSTRAINTS
- 15. 15 Axens’ Naphtha Upgrading Technologies C5/C6 Isomerization Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017)
- 16. 16 Light Naphtha Isomerization 80 82 84 86 88 90 5 10 15 20 25 30 X-factor RON 84, average ATIS-2L highest activity chlorided alumina on the market 46 units run ATIS-2L Close to perfect gasoline blendstock Simple and cost- effective technology Mostly DIH / OT configurations Light Naphtha Isomerization Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017)
- 17. 17 ISOM C5-C6 C5–C6 NHT CDU VDU COKER GAS PLANT TAME C5-210°C POLYNAPHTHA C4 GASOLINE POOL CATALYTIC REFORMING C6/C7 + Refinery Scheme around Gasoline Pool: Axens Offer Alkylation C3 PP plant C3 and/or C4 PRIME-G+ Sulfrex FCC ISOM C4 C3 /C4 Naphtha MTBE Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) BENFREE • OCTANE GAIN OBJECTIVES • AROMATICS • BENZENE CONSTRAINTS
- 18. 18 Axens’ CCR Technology Regenerator Reactors and Heaters Recovery System H2 rich gas Reformate to Stabilizer Feed Net Gas Compressor Recycle Compressor Open source, DCS controlled catalyst circulation and regeneration Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017)
- 19. 19 ISOM C5-C6 C5–C6 NHT CDU VDU COKER GAS PLANT TAME C5-210°C POLYNAPHTHA C4 GASOLINE POOL CATALYTIC REFORMING C6/C7 + Refinery Scheme around Gasoline Pool: Axens Offer Alkylation C3 PP plant C3 and/or C4 PRIME-G+ Sulfrex FCC ISOM C4 C3 /C4 Naphtha MTBE Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) BENFREE • BENZENE REDUCTION OBJECTIVES • OCTANE LOSS CONSTRAINTS
- 20. 20 Benfree RD & Benfree C Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) Benzene Conversion 80% 85% 100% 95% 90% BenfreeRD BenfreeC S p l i t t e r ∞ Off gases H2 from CCR F e e d Total Reformate S p l i t t e r ∞ Off gases H2 from CCR Total Reformate F e e d Off gases S T A B Off gases AX 746 AX 746
- 21. 21 Axens’ Offer for Purification around Naphtha Block Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017)
- 22. 22 Purification in Isomerization Design with a chlorinated alumina based catalyst Separation section Reaction section Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) AxTrap 405 AxSorb 541 or 951
- 23. 23 Purification in Reforming Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017)
- 24. 24 Reformer Chloride Guard Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017)
- 25. 25 ISOM C5-C6 C5–C6 NHT CDU VDU COKER GAS PLANT TAME C5-210°C POLYNAPHTHA C4 GASOLINE POOL CATALYTIC REFORMING C6/C7 + Axens’ FCC Post-Treatment Technologies Alkylation C3 PP plant C3 and/or C4 PRIME-G+ Sulfrex FCC ISOM C4 C3 /C4 Naphtha MTBE Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) BENFREE FCC POST- TREATMENT TECHNOLOGIES
- 26. 26 ISOM C5-C6 C5–C6 NHT CDU VDU COKER GAS PLANT TAME C5-210°C POLYNAPHTHA C4 GASOLINE POOL CATALYTIC REFORMING C6/C7 + Axens’ FCC Post-Treatment Technologies Prime-G+ Alkylation C3 PP plant C3 and/or C4 PRIME-G+ Sulfrex FCC ISOM C4 C3 /C4 Naphtha MTBE Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) BENFREE • SULFUR REDUCTION OBJECTIVES • OCTANE CONSTRAINTS
- 27. 27 Splitter Prime-G+™ Tailored Schemes for a Specific Need Defining your target Octane Sulphur Capacity Cycle length Budget Olefins Contaminants traps Selective Hydro (SHU) Selective HDS H D S Polishing HDS State of the art catalyst Adapted toolbox for design, revamp / staged-investment / single-source supplier #1 Technology for FCC gasoline desulfurization
- 28. 28 HCN S P L I T T E R Low S HCN to gasoline pool S T A B Purge FR FCCN Low S LCN to gasoline pool LCN SELECTIVE HDS • Deep desulfurization • Minimum olefins saturation • RSH recombination control • Different configurations upon ΔS and ΔRON target SPLITTER • Desulfurized LCN with high RON • HCN with minimum olefins SELECTIVE HDS S H U SHU SECTION • Diol. removal • Sulfur shift • Ol. isomerization Prime-G+™ Technology Principle / Typical Block Flow Diagram Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) HR 845 dedicated SHU catalyst HR 806, HR 841 dedicated HDS catalysts
- 29. 29 ISOM C5-C6 C5–C6 NHT CDU VDU COKER GAS PLANT TAME C5-210°C POLYNAPHTHA C4 GASOLINE POOL CATALYTIC REFORMING C6/C7 + Axens’ FCC Post-Treatment Technologies Etherifications: MTBE, TAME Alkylation C3 PP plant C3 and/or C4 PRIME-G+ Sulfrex FCC ISOM C4 C3 /C4 Naphtha MTBE Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) BENFREE • OCTANE GAIN • OLEFINS REDUCTION • VOLUME GAIN OBJECTIVES • OXYGEN CONSTRAINTS
- 30. 30 Ethers: 2 times boosters for pool: octane & volume • High antiknock values (octane booster) • Low RVP (olefins to ethers) • Pool : olefins (conversion) aromatics (dilution) • MTBE/ETBE : excellent feed preparation for downstream users favoring n-butenes • TAME : excellent with Prime-G+ for low S, high octane LCN Ethers: Characteristics of High Interest Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) * Average blending properties MTBE ETBE TAME RON* 118 118 114 RVP, bar 0.55 0.40 0.25 Reactive iso-olefin + alcohol ether
- 31. 31 Perfomance with Robustness, Simplicity, Freedom MTBE example: Key Features, Differenciating Features Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) Easy to operate Market catalyst Flexible intrinsically › Liquid phase reaction section, › Easy loading / unloading › 5 market products eligible › Safety of supply › Competitive pricing Expanded bed technology › Flexibility › No hot spot › Selectivity
- 32. 32 ISOM C5-C6 C5–C6 NHT CDU VDU COKER GAS PLANT TAME C5-210°C POLYNAPHTHA C4 GASOLINE POOL CATALYTIC REFORMING C6/C7 + Axens’ FCC Post-Treatment Technologies Etherifications : MTBE, TAME Alkylation C3 PP plant C3 and/or C4 PRIME-G+ Sulfrex FCC ISOM C4 C3 /C4 Naphtha MTBE Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) BENFREE • OCTANE GAIN • VOLUME GAIN OBJECTIVES • OLEFIN CONSTRAINTS
- 33. 33 Upgrading Olefinc LPG’s in to Motor Fuels Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) gasoline Prime-G+™ Sulfrex™ Sweetening LCO FG Fluid Catalytic Cracking HCO C4 LPG or C3+C4 LPG Gasoline Middle Distillates LPG’s Propylene ? Your context Your targets Flexibility, Operability, Yield, Products type, ... think oligomerization!
- 34. 34 Flexibility • Feed type: C4, C3+C4, iso/normal • Product slate: gasoline / middle distillates • Max propylene FlexEne mode Polynaphtha Key Features Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) Operability • Stability and no DP concern • Long lasting cycles • Regenerable catalyst Gasoline / distillates in a single design Olefins conversion, % Pressure drop, bar
- 35. 35 Flexibility • Feed type: C4, C3+C4, iso/normal • Product slate: gasoline / middle distillates • Max propylene FlexEne mode Polynaphtha Key Features Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) Operability • Stability and no DP concern • Long lasting cycles • Regenerable catalsyt Performances • High yield towards liquid fuels • High quality products Diesel Gasoline FlexEne mode • Patented coupling with catalytic cracking • propylene ~ +30% Propylene
- 36. 36 An agile combination of high performances elements For you Through Axens Solutions on the Road to Clean Gasoline Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017) Optimization tools Technologies Catalysts Clean Gasoline
- 37. 37 Thank you! And see you on Axens’ Blog axens.net/blog Axens' Iran Seminar - Refining Day - 28 Tir 1396 (19 July 2017)