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Solar Thermal Biomass Processor

Solar Thermal Biomass Processor. Jeremy R.G. Anderson, Joshua A. Hoverman, and Matthew J. Traum, Ph.D . AndersonJ@MSOE.edu Engineering A Sustainable Earth Mechanical Engineering Department, Milwaukee School of Engineering Milwaukee, Wisconsin. Overview. Thermal Processing Markets

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Solar Thermal Biomass Processor

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  1. Solar Thermal Biomass Processor Jeremy R.G. Anderson, Joshua A. Hoverman, and Matthew J. Traum, Ph.D. AndersonJ@MSOE.edu Engineering A Sustainable Earth Mechanical Engineering Department, Milwaukee School of Engineering Milwaukee, Wisconsin

  2. Overview • Thermal Processing • Markets • Benefits • Progress • Future Work • Desired Outcomes

  3. Parabolic Trough

  4. Receiver Tube (Reactor) Hopper Controls Products Parabolic Trough

  5. Waste Biomass In electricity Syngas Biochar Drying Torrefaction Pyrolysis 300K – 373K 800F – 2100F 473K – 553K 3900F – 5350F 553K – 873K 5350F – 1,1110F fertilizer

  6. System Parameters Heat Power P=16kJ/s=16kW 16m2 Needed

  7. Energy cycle per hour At 15 MJ/kg Heat Loss 8 MJ 617 MJ Syngas Heat Biochar 333 MJ 900 MJ Solar Receiver Tube(Reactor) 58 MJ

  8. Markets • Agriculture • Forestry • Municipal waste • Bio-fuel production

  9. Environment • Renewable energy • Carbon sequestering process • Facilitates organic farming • Improves soil quality • Reduces run-off pollution

  10. Economics • Energy products • Eliminate solid-waste tipping fees • Reduce fertilizer costs (Biochar) • Carbon credit sales • Creates new sustainable jobs • Retains current jobs

  11. Biomass Syngas Biochar Prototype

  12. Components

  13. Phase II • FF-MCHP system (Flexible Fuel Micro Combined Heat and Power) • Consolidate power generation with hot water and air services • Develop a robust and inexpensive disc turbine for power generation • Design intuitive turbine controls for optimal waste heat utilization • Optimize total system thermal efficiency

  14. Modified Brayton Cycle Syngas Methane Combustion Chamber Disc Turbine Gen. Comp Hot Water Hot Air ATM ATM

  15. Disk Turbine Components Nozzle Rotor Source: Budapest University of Technology and Economics, FerencLezsovits

  16. Desired Outcomes • Pilot system for Sweet Water by May 2013 • Closed loop urban agriculture • Synergy of multiple technologies • Proof of concept

  17. Solar Thermal Biomass Processor Jeremy R.G. Anderson, Joshua A. Hoverman, and Matthew J. Traum, Ph.D. AndersonJ@MSOE.edu Engineering A Sustainable Earth Mechanical Engineering Department, Milwaukee School of Engineering Milwaukee, Wisconsin

  18. Acknowledgements • EASE Board of Directors • Sigma XI • MSOE Research Team • Josh Hoverman • Kyle Pace • Matt Wesley

  19. References [1] SteinfeldA, Palumbo R: SolarThermochemicalProcess Technology. In: Meyers RA, editor. Encyclopedia of physical science and technology. New York: Academic Press, ISBN 0-12-227410-5, 2001;15:237–56. [2]CarolanJ, Joshi S, Dale B: Technical and Financial Feasibility Analysis of Distributed Bioprocessing Using Regional Biomass Pre-Processing Centers. J Agric Food Ind Org 2007, 5:1-29. [3]Gallagher P, Dikeman M, Fritz J, Wailes E, Gauther W, andShapouri H: Biomass from Crop Residues: Cost and Supply Estimates. U.S. Department of Agriculture, Office of the Chief Economist, Office of Energy Policy and New Uses. Agricultural Economic Report No. 819 [4] Kellig R, Brenta G, Stephen J, Norman R, Nelsehmann S: Biochar for Environmental Management: Science and Technology. College of Agriculture and Life Sciences, Cornell University, Ithaca, New York 14853, and School of Materials Science and Engineering, University of New South Wales, Sydney, NSW2251, Australia [5] PrinsM, PtasinskiK, Janssen F: Thermodynamics of Gas-Char Reactions: First and Second Law Analysis. Chemical Engineering Science 58 (13-16):1003-1011. [6] Roberts K, Gloy B, Joseph S, Scott N, Lehmann J: Life Cycle Assessment of BiocharSystems: Estimating the Energetic. Economic and Climate Change Potential, Environmental Science and Technology 44, 827–833.

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