This collection contains cumulative and final reports created by the Northwest Advanced Renewables Alliance (NARA)

Recent Submissions

  • NARA Education 

    Hollenhorst, Steve; Eitel, Karla Bradley; Hendrickson, Danica; Hougham, R. Justin; Laninga, Tamara; Haselbach, Liv; Schwartz, Daniel; James, Laurel; Pressley, Shelley Noelle; (2017)
    This report describes NARA's education efforts used to enhance bioenergy literacy and develop a future workforce to participate in developing bioenergy services and technology.
  • Phenomics Analysis 

    Kirchhoff, Helmut; Hoehner, Ricarda; Wood, Magnus; Zia, Ahmad; Lewis, Norman; Herman, Barri; (2017)
    This report describes Poplar and Douglas-fir screening for lignin content and drought stress using recently developed high-throughput optical screening based on non-invasive image technology (Phenomics).
  • Local and Regional Wildlife Impacts of Biomass Removals 

    Betts, Matthew; Rivers, Jim; Root, Heather; (2017)
    This work reviews the potential impact of silvicultural regimes, proposed to reduce fire hazard and improve forest health, on vertebrate abundance.
  • Feedstock Logistics 

    Sessions, John; Boston, Kevin; Zamora-Cristales, Rene; Belart, Francisca; Marrs, Gevan; Murphy, Glen; (2017)
    This report is a series of five reports that cover the varied challenges and opportunities related to processing and transporting forest biomass to a biorefinery. Topics covered in this collection include 1) biomass recovery ...
  • Environmental Impact Analysis to Support Biofuel Development in the Pacific Northwest – Water Resources Component 

    Petrie, John; Wickham, Ross; Madsen, Kaleb; Davis, Allie; Barber, Michael; Smith, C. Taylor; Hasan, Mohammad; (2017)
    This report assesses the impact of woody biomass harvesting on stream channels and soil microbial communities.
  • Micronized Wood Pretreatment for the Production of Bio-Glycols 

    Gene, Bryan; Shen, Jim; Snelling, Patrick; (2017)
    The purpose of this project was to determine whether S2G BioChemical’s (S2G) catalytic sugar-to-glycol technology was a suitable and cost-effective solution for cellulosic sugars produced using Washington State University’s ...
  • Process Engineering Analysis of Alternatives in the Gevo Ethanol to Olefin Process 

    Wooley, R. J.; (2017)
    Gevo has developed a process for the conversion of ethanol to olefins, in particular propylene and isobutylene. In May of 2015 Gevo process engineering completed a process model and cost estimate for a complete process ...
  • Informing and Engaging Stakeholders 

    Berg, Erik; Brooks, Randy; Burke, Charles; Englund, Karl; Gaffney, Michael; Hougham, Robert Justin; Kern, Michael; Kolb, Peter; Leavengood, Scott; Lowell, Eini C.; Morgan, Todd; Rawlings, Craig; Twer, Martin; Yadama, Vikram; (2017)
    This report describes Northwest Advanced Renewable Alliance (NARA)’s outreach activities used to enhance bioenergy literacy and build supply chain coalitions and regional alliances.
  • Developing high biofuel coastal, Douglas-fir feedstocks by genetic selection 

    Jayawickrama, Keith; Howe, Glenn; Ye, Terrance; Trappe, Matt; Kling, Jennifer; Kolpak, Scott; Zhang, Xiao; Gelyense, Scott; Guida, Stephanie; Bell, Callum; (2017)
    This report describes the development of a state-of-the-science genotyping array based on SNP technology for marker-based selection of phenotypes conducive to production of biofuels from woody residuals.
  • Community Economic Impact of Hypothetical NARA Woody Biomass Jet Fuel Refineries in the Pacific Northwest 

    Sasatani, Daisuke; Eastin, Ivan; (2017)
    This study used regional input-output analysis (I/O) to measure the economic impacts of the introduction of the biorefinery facilities in the Pacific Northwest that convert woody biomass into biojet fuel and co-products.
  • Sustainable Feedstock Production 

    Maguire, Doug; Mainwaring, Doug; Hann, David; Bluhm, Andrew; Coons, Kristin; (2016)
    This report provides improved allometric biomass equations for intensively managed stands and nutrient analyses of the biomass components included in these equations. This work will enable a more accurate estimation of ...
  • Production of Jet Fuel using Biochemcat 

    Ahring, Birgitte; Srinivas, Keerthi; Garrett, Benjamin; Murali, Nanditha; (2016)
    This report describes efforts to adapt the BioChemCat technology to convert lignocellulosic biomass into volatile fatty acids.
  • Process Design and Economics for Biochemical Conversion of Softwood Lignocellulosic Biomass to Isoparaffinic Kerosene and Lignin Co-products 

    Marrs, Gevan; Spink, Tom; Gao, Allan (2016)
    This techno-economic analysis has been prepared for a greenfield integrated biorefinery to produce renewable jet fuel and co-products from softwood forest harvest residuals.
  • Biorefinery Value Chain Outputs 

    Smith, Paul; Chen, Min; Cline, Stephen; (2016)
    This study characterizes the structure of the US biofuels industry and US bio-based chemicals industry while also examining the cellulosic biofuel biorefineries regarding commercialization factors.
  • Effects of Varying Forest Floor and Slash Retention on Soil Nutrient and Carbon Pools in a Regenerating Douglas-fir Tree Farm: NARA-Soils 

    Hatten, Jeff; Gallo, Adrian; (2016)
    This report provides soil temperature, moisture, and respiration data for two years after biomass harvesting, OM removal, and compaction treatments that bracketed the range of reality likely present in a biomass harvesting ...
  • Biomass Modeling and Assessment 

    Latta, Greg; Adams, Darius; Clark, Joshua; Crandall, Mindy; Guerrero Ocho, Isabel; (2016)
    This report describes two models: the NARA Biomass model (NBM) and the Land Use and Resource model.
  • Production of Lignocellulosic Isobutanol by Fermentation and Conversion to Biojet 

    Hawkins, Andrew C; Ley, Joseph; (2016)
    This report describes the fermentation and process technology developed by Gevo and used to convert forest residuals into biojet fuel.
  • Refinery-to-Wing Stakeholder Assessment 

    Smith, Paul; Gaffney, Michael; Shi, Wenping; Hoard, Season; Ibarrola, Ibon; Rijkhoff, Sanne; Mueller, Daniel; Sanders, Christina; Rogachevsky, Joseph; (2016)
    This report measures and ranks perceived drivers and barriers to an economically viable sustainable jet fuel industry in the PNW region through personal interviews with key aviation fuel supply chain stakeholders and ...
  • Long-Term Soil Productivity 

    Holub, Scott; Johnson, Greg; Meehan, Nathan; Meade, Rod; (2016)
    This report describes the initial work to develop the NARA Long-Term Soil Productivity site located on Springfield, OR.
  • SPORL Pretreatment of Douglas-fir Forest Residue for Precommercial Scale Productions of Sugar/ Biofuel 

    Zhu, Junyong; Gleisner, Rolland; Gilles, William; Leu, Shaoyuan; Lou, Hongming; Zhang, Chao; Lan, Tianqing; Wang, Qianqian; Zhou, Haifeng; Cheng, Jinlan; Gu, Feng; Zhang, Jinzhi; Zhao, Xuebing; Chandra, Subhash; Qin, Yanlin; Yang, Mingyan; (2016)
    This report describes the development of pretreatment conditions used to develop 1,000 gallons of biojet fuel derived from forest residuals.

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