1. THE INTEGRATION OF A MOBILE SUGAR BEET PLANT WITH A PYROLYSIS PLANT DR. L. XU AND PROF. DR. IR. G. BREM UT PROF. DR. J. SANDERS AND DR. T. VAN BOXTEL WUR

2. Contents  Concept Introduction  Simulation Results  Summary 1/10

3. 95,000 ha Facts of current sugar industries Dutch arable farming area: 820,000 ha (2004) There are 3 sugar factories in the Netherlands: Dinteloord (Cosun): 18,500 t/d slicing capacity; Groningen (Cosun): 15,000 t/d slicing capacity; Vierverlaten (CSM): 17,000 t/d slicing capacity. There are 3 sugar factories in the Netherlands: Dinteloord (Cosun): 18,500 t/d slicing capacity; Groningen (Cosun): 15,000 t/d slicing capacity; Vierverlaten (CSM): 17,000 t/d slicing capacity. 2/10

4. Facts of current sugar industries Central Sugar factory Decentral sugar beet farm land 150 km Drawbacks:  Damage during transportation  High transportation cost  Nutrient emission  Sugar beet campaign: Sep.-Nov. Nutrients Central Sugar factory 3/10

5. Advantages:  Easy storage  Extended processing season  Reduced transportation cost  Local heat requirement! A decentral concept Zeolite dryer Dried sugar beet Zeolite dryer Dried sugar beet Zeolite dryer Dried sugar beet Zeolite dryer Dried sugar beet 4/10

6. A mobile concept  Sugar  Ethanol  Animal feed Mobile sugar plant  Sugar  Ethanol  Animal feed  Sugar  Ethanol  Animal feed  Sugar  Ethanol  Animal feed  Sugar  Ethanol  Animal feed  Sugar  Ethanol  Animal feed Advantages:  Low transportation cost  Nutrients balance  High value products  Improved energy efficiency  Bio-waste utilization Heat Mobile pyrolysis plant  Pyrolysis oil  Char  Bio-gas PYROLYSIS REACTOR (500C,1bar) Biomass Heat condenser Char Separation Gas Bio-oil Char 15 wt% 70 wt% 15 wt% Pyrolysis O2O2 5/10

7. System Boundary Scheme of the Concept 6/10

8. Energy flow of the best case 7/10

9. The size of pyrolysis plant in correlation with the sugar beet production area 8/10

10. An Example Case ProcessParameterUnitValue Sugar beet cultivation Cultivation areaha.200 ProductionTon/ha./year80 Results Size of pyrolysis plantMW1.0 Biomass feedstock for pyrolysis ton/year2100 Kg/h260 Sugar productionTon/year2400 Sugar1,7M Euro/yr Bio-ethanol0,078M Euro/yr Pyrolysis oil0,2M Euro/yr Animal feed0,02M Euro/yr Electricity0,05M Euro/yr 1-time capital Investment for Pyrolysis Value of yearly products, M euro/ year 9/10

11.  A new concept for a mobile sugar beet refinery plant with a pyrolysis plant has been developed in a cooperation between UT and WUR;  The mobile concept is sustainable, has promising characteristics:  A follow-up project is needed for a detailed design of the mobile concept, and further research on economic feasiblity is required! Summary Advantages: Low transportation cost for sugar beet Improved energy efficiency Extended process season Closed minerals cycle Utilization of waste biomass 10/10

12. Thank you! Contact: l.Xu@utwente.nl G.brem@utwente.nl Energy Technology Group University of Twente