生物质深度脱碳转化工艺.pdf

1、Deep Decarbonization of Biomass Conversion ProcessesZia Abdullah,PhD.Carbon-Efficient Conversion Process SessionClean Fuels&Products Earth ShotApril 9,2024We Are Utilizing Multiple Biological And Catalytic Processes To Convert Diverse Biomass Sources To Fuels And ChemicalsBiological Conversion Pathw

2、ayGasification PathwayCatalytic Pyrolysis PathwayAlgae PathwayNREL|2Carbon Efficiency of Current Conversion Processes Can be Improved Significantly,Which will Reduce Feedstock Volume NeededCurrent State Of Technology 345 MMT carbon 40 Billion GGE biofuel40 B GGE740 MMT agricultural and forestry resi

3、dues NREL|330%Carbon70%CarbonNREL|4Our Near-Term Goal Is Deployment and Longer-Term Goal is to Deeply Decarbonize While Achieving Grand Challenge Volume TargetsFeedstock Conversion interface Reliable feeding of biomass into reactors.Refinery integration to accelerate deploymentPurpose grown ve carbo

4、n feedstocks Enable ve carbon fuelsNegative Carbon flightsCarbon&energy efficient conversion Carbon efficiency 30%Electro-fuels Decrease Carbon Intensity Use CO2&waste gasesGen 1 EtOH refineries Decarbonize ATJ PathwaysBroaden feedstock MSW,wet waste,CO2,flue gasesNear Term Focus on DeploymentLonger

5、 Term Focus on Deep DecarbonizationNegative Carbon shippingGoal:Develop bolt-on technologies that use renewable electricity to increase the efficiency of bioconversion.Leverages Inter-Lab and Industry expertise across the Conversion value chain:Feedstocks,Electro/BioCatalysis,and Analysis 12 Project

6、s at 5 Natl labsBiological UpgradingAnalysis and ModelingCO2 Electrolysis(LTE)Poor carbon yields limit the Carbon Intensity reduction potential of current bioconversion pathways.Emerging direct electrification pathways show promise for conversion of biogenic CO2 Initial period of performance reveale