Ajay Shah

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Profile

Ajay Shah

Associate Professor

shah.971@osu.edu

330-263-3858

Office:

110 FABE

1680 Madison Avenue

Professional Information

Degrees & Credentials:

B.E., Institute of Engineering, Tribhuvan University, Nepal, Mechanical Engineering

M.S., Mississippi State University, Biological Engineering

Ph.D., Iowa State University, Agricultural and Biosystems Engineering

Research Area(s):

Systems-level techno-economic and life cycle enrivonmental modeling and analyses

Biomass supply system and logistics

Harvest and post-harvest engineering

Solid fuel conversion and handling

Global food security with focus on providing solutions to smallholder farmers

Extension Specialization(s):

Biomass feedstock logistics

Bioenergy

Interests & Expertise:

Improving the efficiency, economics and emissions of plant-based food, material and energy production systems throughout their

Biography:

Lab: BioSystems Analysis Lab

Lab Webpage: https://bsal.osu.edu

Works

Books

A. Shah, Ph.D. Dissertation: Techno-economic analysis and life cycle assessment of the corn stover biomass feedstock supply chain system for a Midwest-based first-generation cellulosic biorefinery Iowa State University. 2013.

A. Shah, M.S. Thesis: Syngas from biomass gasification as fuel for generator Mississippi State University. 2009.

Journal Articles

Lin, L.; Shah, A.; Keener, H.; Li, Y., "Techno-economic analyses of solid-state anaerobic digestion and composting of yard trimmings." Waste Management (2019)

Wang, J.; Lu, Z.; Shah, A., "Techno-economic analysis of levoglucosan production via fast pyrolysis of cotton straw in China." Biofuels, Bioproducts and Biorefining (2019)

Huezo, L.; Shah, A.; Michel, F., "Effects of ultrasound on fermentation of glucose to ethanol by Saccharomyces cerevisiae." Fermentation (2019)

Vasco-Correa, J.; Luo, X.; Li, Y.; Shah, A., "Comparative study of changes in composition and structure during sequential fungal pretreatment of non-sterile lignocellulosic feedstocks" Industrial Crops and Products (2019)

Vasco-Correa, J.; Shah, A., "Techno-economic bottlenecks of fungal pretreatment of lignocellulosic biomass." Fermentation (2019)

Khanal, A.; Manandhar, A.; Shah, A., "Physicochemical and structural characteristics of corn stover and cobs after physiological maturity." BioEnergy Research (2019)

Sheets, J.P.; Shah, A., "Techno-economic comparison of biogas cleaning for grid injection, compressed natural gas, and biogas-to-methanol conversion technologies" Biofuels, Bioproducts and Biorefining (2018)

Li, Y.; Manandhar, A.; Li, G.; Shah, A., "Life cycle assessment of integrated solid state anaerobic digestion and composting for on-farm organic residues treatment" Waste Management (2018)

Li, Y.; Xu, F.; Li, Y.; Lu, J. et al., "Reactor performance and energy analysis of solid state anaerobic co-digestion of dairy manure with corn stover and tomato residues" Waste Management (2018)

Li, Y.; Lu, J.; Xu, F.; Li, Y. et al., "Reactor performance and economic evaluation of anaerobic co-digestion of dairy manure with corn stover and tomatoe residue under liquid, hemi-solid and solid state conditions" Bioresource Technology (2018)

Manandhar, A.; Milindi, P.; Shah, A., "An Overview of the Post-Harvest Grain Storage Practices of Smallholder Farmers in Developing Countries" Agriculture 8 (2018)

Baral, N.R.; Shah, A., "Comparative techno-economic analysis of steam explosion, dilute sulfuric acid, ammonia fiber explosion and biological pretreatments of corn stover" Bioresource technology 232 (2017) 331-343-331-343

Shah, A.; Darr, M., "A life cycle energy use and greenhouse gas emissions analysis of the corn stover feedstock supply system for cellulosic biorefineries" Biofuels, Bioproducts and Biorefining 11 (2017) 648-664-648-664

Manandhar, A.; Shah, A., "Life cycle assessment of feedstock supply systems for cellulosic biorefineries using corn stover transported in conventional bale and densified pellet formats" Journal of Cleaner Production 166 (2017) 601-614-601-614

Mousavi-Avval, S.H.; Rafiee, S.; Sharifi, M.; Hosseinpour, S. et al., "Combined application of Life Cycle Assessment and Adaptive Neuro-Fuzzy Inference System for modeling energy and environmental emissions of oilseed production" Renewable and Sustainable Energy Reviews 78 (2017) 807-820-807-820

Baral, N.R.; Shah, A., "Techno-economic analysis of utilization of stillage from a cellulosic biorefinery" Fuel Processing Technology 166 (2017) 59-68-59-68

shah, A., "A techno-economic analysis of the corn stover feedstock supply system for cellulosic biorefineries" Biofuels, Bioproducts & Biorefining 10 5 (2016) 542-559-542-559

"Acetone-Butanol-Ethanol Fermentation of Corn Stover: Current Production Methods, Economic Viability, and Commercial Use" FEMS Microbiology Letters 363 (2016)

Baral, N.R.; Shah, A., "Techno-economic analysis of cellulose dissolving ionic liquid pretreatment of lignocellulosic biomass for fermentable sugars production" Biofuels, Bioproducts and Biorefining 10 (2016) 70-88-70-88

Shah, A.; Darr, M.; Khanal, S.; Lal, R., "A techno-environmental overview of a corn stover biomass feedstock supply chain for cellulosic biorefineries" Biofuels 8 (2016) 59-69-59-69

Baral, N.R.; Slutzky, L.; Shah, A.; Ezeji, T.C. et al., "Acetone-butanol-ethanol fermentation of corn stover: current production methods, economic viability and commercial use" FEMS microbiology letters 363 (2016)

Baral, N.R.; Shah, A., "Techno-Economic Analysis of Cellulosic Butanol Production from Corn Stover through Acetone–Butanol–Ethanol Fermentation" Energy & Fuels 30 (2016) 5779-5790-5779-5790

Shah, A.; Darr, M., "A techno-economic analysis of the corn stover feedstock supply system for cellulosic biorefineries" Biofuels, Bioproducts and Biorefining 10 (2016) 542-559-542-559

Baral, N.R.; Wituszynski, D.M.; Martin, J.F.; Shah, A., "Sustainability assessment of cellulosic biorefinery stillage utilization methods using emergy analysis" Energy 109 (2016) 13-28-13-28

"Microbial inhibitors: formation and effects on acetone-butanol-ethanol fermentation of lignocellulosic biomass" Applied Microbiology and Biotechnology 98 22 (2014)

Shah, A.; Darr, M.J.; Dalluge, D.; Medic, D. et al., "Physicochemical properties of bio-oil and biochar produced by fast pyrolysis of stored single-pass corn stover and cobs" Bioresource technology 125 (2012) 348-352-348-352

Darr, M.J.; Shah, A., "Biomass storage: an update on industrial solutions for baled biomass feedstocks" Biofuels 3 (2012) 321-332-321-332

Medic, D.; Darr, M.; Shah, A.; Potter, B. et al., "Effects of torrefaction process parameters on biomass feedstock upgrading" Fuel 91 (2012) 147-154-147-154

Medic, D.; Darr, M.; Shah, A.; Rahn, S., "Effect of torrefaction on water vapor adsorption properties and resistance to microbial degradation of corn stover" Energy & Fuels 26 (2012) 2386-2393-2386-2393

Medic, D.; Darr, M.; Shah, A.; Rahn, S., "The effects of particle size, different corn stover components, and gas residence time on torrefaction of corn stover" Energies 5 (2012) 1199-1214-1199-1214

Shah, A.; Darr, M.J.; Medic, D.; Anex, R.P. et al., "Techno-economic analysis of a production-scale torrefaction system for cellulosic biomass upgrading" Biofuels, Bioproducts and Biorefining 6 (2012) 45-57-45-57

Shah, A.; Darr, M.J.; Webster, K.; Hoffman, C., "Outdoor storage characteristics of single-pass large square corn stover bales in Iowa" Energies (2011)

Shah, A.; Srinivasan, R.; To, S.D.F.; Columbus, E.P., "Performance and emissions of a spark-ignited engine driven generator on biomass based syngas" Bioresource technology 101 (2010) 4656-4661-4656-4661

Chapters

"Water-energy nexus in biobased systems." In Water, Climate Change and Sustainability.. Edited by Pandey, V.P.; Shrestha, S.; Wiberg, D.. 2019.

"Government policy and standards for bioenergy" In Bioenergy: Principles and Applications. 2017.

"Techno-economic analysis and life cycle assessment of bioenergy systems" In Advances in Bioenergy (Vol. 1). 2016.

Conferences

S. Gutesa, M. Darr, A. Shah, "Large square bale biomass transportation analysis" ASABE International Meeting 2012.

D. Medic, M. Darr, A. Shah, S. Rahn, "Water vapor adsorption on torrefied corn stover" ASABE Annual International Meeting 2012.

Presentations

"Process-based life cycle assessment of lactic acid production from corn stover and miscanthus." In CFAES Annual Research Conference 2019. 2019.

"Technical, economic and environmental performance of soy methyl ester emulsions applied to aging asphalt roofing." In CFAES Annual Conference 2019. 2019.

"Techno-economic, energy and greenhouse gas emissions analyses of pennycress production and logistics for renewable jet-fuel.." In CFAES Annual Research Conference 2019. 2019.

"Evaluating the physicochemical characteristics of corn stover during the corn dry-down period.." In CFAES Annual research conference, 2019.. 2019.

"Hydrothermal carbonization of anaerobic digestion effluent from sewage sludge.." In CFAES Annual Research Conference 2019. 2019.

"Techno-economic, Energy and Greenhouse Gas Emissions Analyses of Pennycress Production and Logistics for Aviation Biofuel." In Plant Sciences Symposium. 2019.

"Investigating the Natural Variation of Pennycress Metabolome, an Emerging Crop for Aviation Biofuel.." In Genomic Sciences Program Annual Principal Investigator (PI) Meeting. 2019.

"Techno-economic, Energy and Greenhouse Gas Emissions Analyses of Pennycress Production and Logistics for Aviation Biofuel." In 2019 Genomic Sciences Program Annual Principal Investigator (PI) Meeting. 2019.

"Life cycle assessment of corn stover collection for biobased industries in Ohio integrating crop modeling.." In ASABE. 2019.

"Integrated anaerobic digestion and hydrothermal carbonization (iAD-HTC) system for food and yard waste.." In ASABE. 2019.

"Hydrochar from sewage sludge and manure as soil amendment." In ASABE. 2019.

"Life cycle assessment of lactic acid production using corn grains and stover.." In ASABE. 2019.

"Hydrothermal carbonization of anaerobic digestion effluent of sewage sludge.." In ASABE. 2019.

"Evaluating uncertainties in feedstock supply systems for a lignocellulosic biorefinery.." In ASABE. 2019.

"Near infrared (NIR) spectroscopy for rapid analysis of chemical composition of corn stover.." In ASABE. 2019.

"Solid waste management through integrated anaerobic digestion and hydrothermal carbonization." In Research to Action Conference – The Science of Drawdown.. 2019.

"Techno-economic analysis of a hybrid solar-biomass domestic heating system in northwestern China.." In ASABE. 2019.

"Techno-economic analysis of a combined anaerobic digestion and hydrothermal carbonization system for sewage sludge processing." In ASABE. 2019.

"Techno-economic analysis of lactic acid production using corn stover." In ASABE. 2019.

"Techno-economic analysis of pennycress conversion to aviation biofuel.." In ASABE. 2019.

"Roof Maxx: a bioproduct that extends the life of asphalt and expands markets for Ohio soybeans.." In Community Engagement Conference 2019. 2019.

"Life cycle assessment of levoglucosan production via fast pyrolysis of cotton straw in China.." In ASABE. 2019.

". Environmental life cycle assessment of pennycress production as feedstock for aviation biofuel.." In ASABE. 2019.

"Techno-economic analysis of a combined anaerobic digestion and hydrothermal carbonization system." In VII Zamorano Symposium,. 2019.

"Evaluating the physical and compositional characteristics of corn residues during the drydown period.." In ASABE. 2019.

"Life cycle assessment of biochar and hydrochar production from anaerobic digestion effluent and land application.." In ASABE. 2019.

"Sustainability accounting for the construction and operation of a plant-scale solar-biogas heating system based on emergy analysis." In ASABE. 2019.

"Environmental assessment of biological systems – a case study of oilseeds production.." In Tripartite Collaborative. 2018.

"Greenhouse gas emissions from corn stover collection for cellulosic biofuel production.." In Tripartite Collaborative. 2018.

"Techno-economic evaluation of pennycress as feedstock for aviation biofuel." In Tripartite Collaborative. 2018.

"Techno-economic analysis of corn and soybean production in Ohio." In Zamorano Symposium. 2018.

"Fungal pretreatment of miscanthus for fermentable sugar production: experimental and techno-economic evaluation.." In CFAES Annual Research Conference. 2018.

"Techno-economic analysis of production and supply chain of pennycress used as cover crop for aviation biofuel.." In Plant Science Symposium. 2018.

"Evaluating techno-economic impacts of using conventional sprayer retrofitted with intelligent control functions for pesticide application in apple orchards.." In Plant Sciences Symposium. 2018.

"Evaluating the distribution of biomass composition and nutrients in corn plant after physiological maturity for sustainable biofuel production.." In Plant Sciences Symposium. 2018.

"Upgrading effluent from anaerobic digestion of dairy manure through hydrothermal carbonization.." In CFAES Annual Research Conference. 2018.

"Techno-economic analysis of corn and soybean production in Ohio.." In Plant Sciences Symposium. 2018.

"Techno-economic analysis of levoglucosan production via fast pyrolysis of cotton straw in China.." In CFAES Annual Research Conference. 2018.

"Techno-economic analysis of novolac resin production from pine chips." In Thermal and Catalytic Sciences Symposium. 2017.

"Advancement of Laser-guided Intelligent Pesticide Spray Control Technology in Specialty Crop Production.." In AHSH Annual Conference. 2017.

"Techno-economic analysis of corn stover pelletization for cellulosic biorefinery feedstock transportation." In ASABE Annual International Meeting. 2017.

"Techno-economic analysis of implementing the intelligent pesticide sprayer for specialty crop production.." In ASABE Annual International Meeting. 2017.

"Life cycle assessment of value-addition to on-farm organic residues through anaerobic digestion and composting.." In ASABE Annual International Meeting. 2017.

"Techno-economic analysis of fungal pretreatment of miscanthus for butanol production.." In ASABE Annual International Meeting. 2017.

"Techno-economic analysis of value-addition to agricultural organic residues through anaerobic digestion and composting." In ASABE Annual International Meeting. 2017.

"Techno-economic analysis of controlled sub-surface nutrient and water delivery system for row cropping system.." In . ASABE Annual International Meeting. 2017.

"Evaluating impacts of corn stover collection on nutrients, organic matter and soil erosion levels.." In ASABE Annual International Meeting. 2017.

"Life cycle assessment of integrated solid state anaerobic digestion and composting for on-farm organic residues treatment.." In OARDC Annual Research Conference. 2017.

"Effects of ultrasound on ethanol fermentation by yeast.." In OARDC Annual Research Conference. 2017.

"Life cycle environmental impacts of cellulosic feedstock supply in baled and pelletized formats.." In OARDC Annual Research Conference. 2017.

"Feedstock for biobased industries." In The Ohio State University. 2017 Advanced Biobased Systems Workshop: Growing an Industry.. 2017.

"Applications of techno-economic analysis to biobased systems." In Ohio State University – Food, Agricultural and Biological Engineering Course, FABE 7890 – Seminar. 2017.

"Techno-economic overview of cellulosic biofuels production in the United States." In Tripartite Meeting. 2016.

"Techno-economic analysis of maize value chain for smallholder farmers in Tanzania.." In ASABE Annual International Meeting. 2016.

"Life cycle assessment of corn stover fed torrefaction system.." In Ohio State University SROP Annual Poster Session. 2016.

"Life cycle assessment of biomass densification during feedstock logistics for a biorefinery.." In ASABE Annual International Meeting. 2016.

"Data collection and logistics analysis for cellulosic feedstock transportation system.." In ASABE Annual International Meeting. 2016.

"Best Management Practices for Cellulosic Feedstock Transportation.." In ASABE Annual International Meeting. 2016.

"Techno-Economic Analysis of Ethanol Production from Corn Stover using Biological Pretreatment Method." In ASABE Annual International Meeting. 2016.

"Progress in direct seeded establishment of an alternative natural rubber plant-Taraxacum kok-saghyz (TK)." In ASABE Annual International Meeting. 2016.

"Techno-economic analysis of Acetone-Butanol-Ethanol (ABE) fermentation for butanol production." In OARDC Annual Research Conference 2016. 2016.

"Economic analysis: Parameters to be included in analysis and models." In USDA-ARS; SCRI Project Initiation Meeting. 2016.

"Costs and emissions of crop residue removal." In The Ohio State University. 2016 Conservation Tillage Conference.. 2016.

"Problems associated with economic analysis for specialty crops." In USDA-ARS; SCRI Project Initiation Meeting. 2016.

"Techno-economic analysis of baled and pelleted corn stover supply logistics for biofuels production.." In S1041 Symposium. 2015.

"Factors influencing U.S. ethanol fuel consumption with demand elasticities from 1983-2013." In Ohio State University SROP Annual Poster Session. 2015.

"Estimation of Pavement Damage Due to Feedstock Transportation for Cellulosic Biorefineries.." In ASABE Annual International Meeting. 2015.

"Techno-Economic Analysis of Fast Pyrolysis of Stillage from Cellulosic Biorefineries.." In ASABE Annual International Meeting. 2015.

"Environmental and economic impacts of logistics for Ohio grown soybean exported to China.." In S-1041 Symposium 2015, August 10-11, Wooster, OH. 2015.

"Techno-economic analysis: Feedstock supply chain for biobased industries." In The Ohio State University. BioHio Research Park.. 2015.

"Techno-economic analysis." In Renewable Energy Workshop. 2014.

"Techno-Economic Analysis of Ionic Liquid Pretreatment of Corn Stover for Biofuel Production.." In OARDC Annual Research Conference. 2014.

"Techno-economic analysis." In The Ohio State University. 2014 Renewable Energy. 2014.

"Techno-economic analysis of single-pass and multi-pass corn stover bale harvesting systems.." In ASABE Annual International Meeting. 2013.

"Variability of moisture content and ash in corn stover bales.." In ASABE Annual International Meeting. 2012.

"Comparative life-cycle assessment of single- and multi-pass corn stover bale harvesting systems.." In ASABE Annual International Meeting. 2012.

"Influence of sample size and processing on quantifying ash in corn stover bales.." In ASABE Annual International Meeting. 2012.

"Feedstock logistics and biomass upgrading systems analysis.." In ASABE Annual International Meeting. 2011.

"Logistical and cost analysis of bale storage at field and satellite storage locations.." In ASABE Annual International Meeting. 2011.

"Assessment of reactor process variables on mass loss and quality of torrefied biomass.." In ASABE Annual International Meeting. 2011.

"Dry storage characteristics of single-pass harvested large rectangular corn stover bales in the Midwestern United States." In ASABE Annual International Meeting. 2011.

"Feedstock logistics and biomass storage systems analysis.." In ASABE Annual International Meeting. 2010.

"Mass and energy balance and cost analysis of a production scale torrefaction system for cellulosic biomass upgrading.." In Iowa State University-Bioeconomy Institute Conference. 2010.

"Emissions study of a generator fueled by syngas from biomass gasification.." In ASABE Annual International Meeting. 2009.

"Performance parameters of syngas operated personal power system." In ASABE Annual International Meeting. 2008.

Technical Reports

Shah, A.; Manandhar, A., "Torrefaction: Roasting agricultural, forest and animal residues to produce ‘green coal’ with improved properties and value" 2018.

Shah, A.; Vasco-Correa, J., "Production of Roof Maxx. Final Report." 2018.

Khanal, S.; Fulton, J.; Shah, A.; Shearer, S. et al., "Free, Online Data and Tools for the Agricultural Community." 2018.

Mousavi-Avval, S.H.; Manandhar, A.; Shah, A., "Fundamentals of energy analysis for crop production agriculture." 2018.

Manandhar, A.; Shah, A., "Feedstock Logistics for Agricultural Residues and Energy Crops: Moving biomass from the field to biorefinery gate." 2018.

Vasco Correa, J.; Shah, A., "Economic implications of anaerobic digestion for bioenergy production. The Ohio State University Extension." 2018.

Shah, A.; Huezo, L., "Techno-Economic Comparisons of iCASTTM System with Drip Irrigation and Conventional Rain-Fed Systems for Corn and Soybean Production. Annual Report" 2018.

Shah, A.; Khanal, A.; Manandhar, A., "Formation of phenolic resin based interpenetrating polymer network (IPN) from pyrolysis oils. Final Report." 2017.

Darr, M.; Shah, A., "Improving biomass feedstock transportation efficiency, economics and emissions via real-time decision support tools and best management practices. Final Report." 2017.

Shah, A.; Huezo, L.; Khanal, A., "Preliminary Techno-Economic Comparisons of iCASTTM System with Drip Irrigation and Conventional Rain-Fed Systems for Corn and Soybean Production. Annual Report" 2017.

Shah, A.; Manandhar, A.; Khanal, S.; Ozkan, E., "Status of biorefineries in Ohio" 2017.

"Corn Stover Feedstock for Biofuels Production: Costs of Feedstock Supply" 2017.

"Life-cycle assessment of alternative corn stover supply chains using production scale experimental field data" 2012.

"Evaluation of in-field corn stover densification and interaction with storage quality, logistics, and production costs" 2012.

"Design and evaluation of optimal harvest storage and transportation logistics for biomass feedstock supply chains" 2011.

"Techno-economic analysis of large-scale integrated torrefaction-grinding-storage systems" 2010.

Manandhar, A.; Shah, A., "Upgrading Biomass to “Green Coal”."

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