Research at RWTH Aachen University. Turning waste into resources

Transcription

1 Research at RWTH Aachen University Turning waste into resources Aachen, Dipl.-Ing. Prof. Dr.-Ing. Thomas Pretz

2 RWTH Aachen University Going 3,300 km 18 of 22

3 Aachen and Perm Aachen Perm 260,000 people 160 km² 25th largest city 1,026,000 people 798 km² 13th largest city 18 of 22

4 RWTH Aachen University Established in 1870 > 43,000 students (2015) > 8,600 employes 538 professors 9 faculties Natural sciences & Computer Sciences Civil Engineering Mechanical Engineering Georesources & Materials Engineering Arts & Humanities School of Business & Economics Medicine 5 of 22

5 RWTH Aachen University RWTH = Rhine-Westfalica Technical University Leading Technical University in Germany University of Excellence 4 of 22

6 Department of Processing and Recycling Direction: Prof. Pretz, Dr. Feil 12 scientific staff (goal: PhD ) 4 non-scientific staff 13 student workers Research & teaching Industry projects Contract work Prof. Dr.-Ing. Pretz Dr.-Ing. Feil 6 of 22

7 Research Profile of the Department of Processing and Recycling 7 of 22

8 Material systems Anthropogenic sources of raw materials From production, industry and households Metals, plastics, residual waste Determination of raw materials potential Sampling, analyses and balancing Exploitation of resources which are currently unused Process design and optimization 8 of 22

9 Process chains Evaluation of process steps and process chains Yield, product quality, economic efficiency Analytic and technical equipment for test campaigns Laboratory, technical laboratory test rigs for sensor-based sorting Long-term experience from projects in Germany and Europe Coordination, scientific accompaniment 9 of 22

10 Modeling and assessment Transfer of empirical data into mathematical models Utilization of the department s own, application-oriented database Efficiency assessment of recycling processes Energy, resources, economy Life cycle analysis (LCA) Umberto Universal, e!sankey, ecoinvent 2.2/ of 22

11 Methodology Data acquisition Analysis Modelling P1: Motor T1: Demontage Schritt 1 P2: Gehäuse P3 P19: Energie T2: Demontage Schritt 2 P6: Stromv ersorgung/ Anschlüsse P12: Abdeckung Spulen P4 T5: Demontage Schritt 4 P9: Spulenkäfig P18: Betriebs-/ Hilfsstoffe T3: Demontage Schritt 3 P5 P21: Emissionen/ Abfälle T6: Demontage Schritt 5 P7: Stator (Spulen inkl. Käfig/Kranz/Abdeckung) P14: Kugellager/ Lageraufnahme P10: Spulenkranz P11: Spulen P13 P20: Zeit T4: Demontage Schritt 6 P8: Welle P15 T7: Demontage Schritt 7 P16: Magnetkranz mit Messingabdeckung P17: Magnetwerkstoff 11 of 22

12 General range of services Characterisation of raw materials and material systems Processing experiments and analyses Processing plant balances and evaluations Optimization of processing technologies Simulation and modelling of treatment processes Feasibility studies 12 of 22

13 Technical laboratory 13 of 22

14 Mechanical treatment of solid waste Comminution Cutting mills Rotary shear Single shaft shredder Hammer/ impact mills Jaw/ impact crusher Disc chipper 14 of 22

15 Mechanical treatment of solid waste Classification/ Screening Drum Screen Circular vibrating screens Linear vibrating screen Disk screens Flip-flow screen Tumbler Screen 15 of 22

16 Mechanical treatment of solid waste Sorting Overbelt/ Drum/ High gradient magnets Ex-/Koncentic eddy current separators Optical Sensors (NIR, laser triangulation, VIS, IR) Induktionseparator Corona-drum-separator Sorting centrifuge Windsifter, Air table 16 of 22

17 Sensor laboratory 17 of 22

18 Analyses laboratory 18 of 22

19 Laboratory scale for analyses of solid waste Comminution Laboratory cutting mill Disc mill Classification/ Screening Test screening with screen towers - 20µm 100mm Sorting Manual sorting (> 20 mm) 19 of 22

20 Laboratory scale for analyses of solid waste Further analyses /Equipment Digital microscopy Ability to use Central facility for Electron Microskopy Drying Ignition loss Spektroscopy X-Ray flourescence Gas pycometer Elementary analysis 20 of 22

21 Summary Research at independent research Unlocking resource potentials Ways to process optimization Proof of findings by large scale trials

22 Vielen Thank Dank you for your für attention! Ihre Aufmerksamkeit Dipl.-Ing. Department of Processing and Recycling (), RWTH Aachen Wuellnerstr. 2, Aachen, Germany Fon: + 49 / Fax: + 49 / maul@ifa.rwth-aachen.de