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THE VISIT OF DR. LIONEL POURTIER AT THE SZCZECIN UNIVERSITY OF TECHNOLOGY

THE VISIT OF DR. LIONEL POURTIER AT THE SZCZECIN UNIVERSITY OF TECHNOLOGY ADSORPTION RESEARCH INTERESTS IN THE FIELD OF ENVIRONMENTAL PROTECTION. J. F. Nastaj Faculty of C hemical Engineering Szczecin University of Technology Szczecin, POLAND.

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THE VISIT OF DR. LIONEL POURTIER AT THE SZCZECIN UNIVERSITY OF TECHNOLOGY

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  1. THE VISIT OF DR. LIONEL POURTIER AT THE SZCZECIN UNIVERSITY OF TECHNOLOGY ADSORPTION RESEARCH INTERESTS IN THE FIELD OF ENVIRONMENTAL PROTECTION J. F. Nastaj Faculty of Chemical Engineering Szczecin University of Technology Szczecin, POLAND Presented at Seminary: Environment Protection at the Department of Chemical Engineering and Environmental ProtectionProcesses 12 May 2005 1

  2. ADSORPTION RESEARCH TEAM Bogdan AMBROŻEK, PhD Elżbieta MAŁACHOWSKA  Małgorzata CHYBOWSKA, MSc Filip MOSKAL, MSc Dorota DOWNAROWICZ, PhD Józef NASTAJ, Prof. TU Elżbieta GABRUŚ, PhD Mścisław PADEREWSKI, Prof. Marek KOŚMIŃSKI Joanna RUDNICKA , MSc   Krzysztof LACH, PhD  Konrad WITKIEWICZ, MSc Book: PADEREWSKI, M. L.,”Adsorption Processes in Chemical Engineering”, WNT Warszawa, 1999 (in Polish). 2

  3. RESEARCH INTERESTS Theoretical and Experimental Studies of RemovingandRecoveryof Volatile Organic Compounds (VOCs) from Waste Gases  Electrothermal Methods of Adsorbents Regeneration Membrane – AdsorptionHybrid Processes Measurements and Prediction of Adsorption Equilibria 3

  4. THEORETICAL AND EXPERIMENTAL STUDIES OF REMOVING AND RECOVERYOF (VOCs) FROM WASTE GASES Cyclic Thermal Swing Adsorption (TSA) Systems with:  Fixed Bed of GranularActivated Carbon  Fixed Bed of GranularPolymeric Adsorbent  Closed Cycle of Purge Gas  Recycle of Purge Gas 4

  5. THEORETICAL AND EXPERIMENTAL STUDIES OF REMOVING AND RECOVERYOF (VOCs) FROM WASTE GASES (continued) Cyclic Combined Vacuum and Thermal Swing Adsorption Systems(VTSA) with:  Fixed Bed of GranularActivated Carbon  Fixed Bed of GranularPolymeric Adsorbent  Recycle of Purge Gas 5

  6. CYCLIC SINGLE FIXED BED THERMAL SWING ADSORPTION (TSA) SYSTEM AMBROŻEK B., ”Experimental and theoretical studies of cyclic thermal swing adsorption processfor the removal and recovery of volatile organic compounds from waste air streams”,Inż. Chem. Proc., 25, 570-576 (2004). 1 - Pressure control valve 2 - Dryer 3 - Needle Valve 4 - Rotameter 5 - Static mixer 6 - Liquid solvent 7 - Heat Exchanger 8 - Plug Valve 9 - Heater 10 - Insulated Adsorber 11 - Condenser 12 - Separator 13 - Measuring cylinder D - Dispenser S - Sampling point TR - Temperature Recorder TC - Temperature Controller 6

  7. CYCLIC TWO FIXED BED COMBINED VACUUM AND THERMAL SWING ADSORPTION SYSTEMS (VTSA) 7

  8. MEMBRANE–ADSORPTIONHYBRIDPROCESSES Membrane Processes for Preconcentration:  Microfiltration (MF)  Ultrafiltration (UF)  Nanofiltration (NF) Thermal Swing Adsorption (TSA) in Liquid Phase:  Dehydratation of Alcohols - Water Azeotrope Systems on Zeolite Molecular Sieves  Removing of Organic Pollutants from Water on Activated Carbons 8

  9. MEMBRANE–ADSORPTIONHYBRIDPROCESS EXAMPLE Anhydrous Ethanol Production by Fermentation of Waste Lactose WOJTYNIAKB., GABRUŚE., SZANIAWSKAD., ”Conversion of waste lactose to ethanol and lacticacid using hybrid biomembrane-adsorption processes”,Membr. Sci. and Techn. Conf. PERMEA 2003. P – Permeate R – Retentate UF – Ultrafiltration NF – Nanofiltration PV – Pervaporation TSA – Thermal Swing Adsorption 9

  10. ELECTROTHERMAL METHODS OF ADSORBENTS REGENERATION Electrothermal Temperature Swing Adsorption (ETSA):  Removing of VOCs from Off-gases – Adsorption on Activated Carbon Fixed Bed  Regeneration of Activated Carbon Bed by Means of Direct Electric Heating and Recovery of VOCs DOWNAROWICZ D., NASTAJ J., ”Development of an granular activated carbonadsorption/ Electrothermalregeneration systemto VOCs recovery”, CHISA 2004,Proceedings, Paper: P3.169, 1-13. NASTAJ J., DOWNAROWICZ D., ”Numerical model of internal heat sourcecapacity in desorption step of ETSA process”, Int. Comm. inHeat and Mass Transfer,32 (6), 779-785 (2005). 10

  11. ELECTROTHERMAL METHODS OF ADSORBENTS REGENERATION(continued) Adsorption/Regeneration VOCs system – Use of Induction Heating :  Removing of VOCs from Off-gases – Adsorption on Modified Activated Carbon Bed  Seeking of More Efficient Methods of Internal Heat Source Capacity Generation During VOCs Desorption by Induction Heating MOSKA F., NASTAJ J., ”Inductive heating of fixed bed of activated carbon”, Przemysł Chemiczny,2003, 82, 22-26 (in Polish). MOSKA F., NASTAJ J. , ”Improvement induction heating efficiency of bed composed of activated carbonand iron granular mixture”, CHISA 2004, Proceedings, Paper:P3.168, 1-13. 11

  12. ELECTROTHERMAL TEMPERATURE SWING ADSORPTION (ETSA) Experimental Equipment of Adsorption/Electrothermal Regeneration System - DIRECT RESISTANCE HEATING APPLICATION 1- Drying column 2- Rotameter 3- Gas washing bottle 4- Mixer5- Adsorption column 6- Auxiliary adsorber 7 - Condensation unit 8 - Auxiliary adsorber 12

  13. ADSORPTION/REGENERATION VOCS SYSTEM – INDUCTION HEATING APPLICATION Experimental Setup 1- Adsorption column 2- Coil winding 3- Flowmeter 4- Saturator 5- Metering pump 6- Protective column 7- Condenser 8- Condensate receiver 9- Supply system 10- Current converter 11- Voltage converter 13

  14. MEASUREMENTS AND PREDICTION OF ADSORPTION EQUILIBRIA Adsorption Equilibria for Single Component Systems Multicomponent Adsorption Equilibria Adsorption Equilibria ofMixtures for Polar andNon-Polar Components Nonisothermal Adsorption Equilibria 14

  15. MULTICOMPONENT ADSORPTION EQUILIBRIA Experimental Apparatus AMBROŻEK B., JABŁOŃSKI M., ”Measurement and prediction of adsorption equilibria of ternary mixture of acetone, methanol and benzene on activated carbon”, Inż. Chem. Proc., 25, 563-569 (2004). 1 - Dryier 2 - Rotameters 3 - Washing bottles 4 - Mixer 5 - Heater 6 - U-tube 7 - Cold trap 15

  16. Thank You for Your Atention !!! 16

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