WERC meeting Turon

WERC meeting Turon - WERC Consortium meeting Progress...

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WERC Consortium meeting Progress report on Simulation Xavier Turon NCSU
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Recapitulation – Previous Work Repurposed Mill – Different scenarios studied Best repurposed mill → base case for our study - Feedstock: Hardwood - Continuous digester - Hog fuel boiler using chips screening rejects only - Natural Gas boiler – controlled to keep constant flow to the turbine condenser
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Base Case – Simplified Flowsheet Feedstock Pre-Hydrol. Pulping Saccharification Fermentation Distillation + Dehydration Ethanol Recovery & WL Prep. Generation Lignin to Hardwood Chips ~ ~ Screen Rej. & Lignin
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Base case Summary Base Case Power Produced (MW) 35.48 42.69 Energy from Natural Gas (GJ) 2,394,110 6,563,420 At Power Boiler (GJ) 2,019,150 6,563,420 At Kilns (GJ) 374,955 0 EtOH production (MGPY) 72.12 81.43
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Base case refinement Flow concentration Objective: Reduce energy consumption Sensitivity analysis of Saccharides concentration before cellulases addition Range 10-70% water removed Results: Follow-up in apiMAX (distillation unit)
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This note was uploaded on 08/22/2011 for the course WPS 417 taught by Professor Kirkman during the Spring '11 term at N.C. State.

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WERC meeting Turon - WERC Consortium meeting Progress...

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