Heterogeneous Catalysts in the Dehydration of Fructose to HMF Conference PresentationAIChE Annual MeetingOctober 18, 2011Several crucial steps in the upgrading of biomass-derived raw materials involve acid catalyzed reactions, such as the hydrolysis of cellulose or the...
Lignin Depolymerization and Deoxygenation In Ionic Liquids Conference PresentationAIChE Annual MeetingOctober 18, 2011Lignin, an amorphous aromatic biopolymer that comprises up to 30% of plant matter, was dissolved and depolymerized in ionic liquids under acidic...
Agent-Based Modeling Analysis of Biomass Feedstock Production System Dynamics and Resilience Conference PresentationAIChE Annual MeetingOctober 17, 2011An efficient and sustainable energy crop production system is essential for the success of the emerging biorefinery industry. However, there is...
Pyrolysis Vapors Upgrading Using Metal Oxides Conference PresentationAIChE Annual MeetingOctober 17, 2011Pyrolysis Vapors Upgrading using Metal Oxides Ayman M. Karim 1 , Donghai Mei 1 , Vanessa Lebarbier 1 , Changjun Liu 1,2 and Yong Wang 1,2 1 Pacific...
Ionic Liquid Pretreatment of Wood Biomass Leading to Enhanced Enzymatic Delignification Conference PresentationAIChE Annual MeetingOctober 17, 2011The biological pretreatment of wood biomass for degrading lignin, a complex aromatic polymer, has received much attention as an environmentally safe...
A Novel SHF Process for Conversion of AFEX-CS to Ethanol Featuring High Ethanol Productivity, Enzyme Recycling, and Yeast Cells Reuse Conference PresentationAIChE Annual MeetingOctober 17, 2011There are two major problems in current cellulosic ethanol production process: low ethanol productivity and high enzyme loading. Based on the current...
Steam Reforming of Ethanol-Phenol Mixture As a Model for Biomass Tar Conference PresentationAIChE Annual MeetingOctober 17, 2011Introduction Hydrogen is produced by biomasses through a variety of pyrolysis and gasification processes. Most of these processes are hampered by the...
Novel Reactor Design for Conversion of Waste Oils to Biodiesel Conference PresentationAIChE Annual MeetingOctober 17, 2011Biodiesel is a renewable, carbon-neutral fuel that can ease pressure on the world’s dwindling supply of oil and petroleum diesel. This research...
Ethanol/Water Biomass Feedstock Separation Through Inorganic A-Type Zeolite Membrane on Thin Porous Ni Sheet Support Conference PresentationAIChE Annual MeetingOctober 17, 2011Bio-Ethanol/water separation by fractional distillation becomes a popular industrial process to remove water from ethanol-water mixture. However, the...
Effects of Mixing Quality On the Kinetics of Biomass Liquefaction Conference PresentationAIChE Annual MeetingOctober 17, 2011Abstract: Biochemical conversion is a promising route to produce fuels and chemicals from cellulosic biomass. A key step in the process is biomass...
Pyrolysis Vs. Gasification: Effect of Oxygen In Reaction Atmosphere On Biochar Properties Conference PresentationAIChE Annual MeetingOctober 17, 2011Since biochar properties can vary widely depending on feedstock and processing conditions, making meaningful comparisons between biochar produced by...
Coupled Optimization and Simulation for Multi-Biomass Source-to-Biorefinery Supply Chain Modeling and Analysis Conference PresentationAIChE Annual MeetingOctober 17, 2011As cost associated with fossil fuels rise due to various environmental, social, and economic factors, it has become prudent to examine the...
Kinetics Study of Furfural Production From Cellulosic Biomass Conference PresentationAIChE Annual MeetingOctober 17, 2011Furfural is an important chemical and also a building block for production of drop-in hydrocarbon fuels and can be produced from cellulosic biomass...
Preparation of Mesoporous Silica-Supported Palladium Catalyst for Biofuel Upgrade Conference PresentationAIChE Annual MeetingOctober 17, 2011Preparation of Mesoporous Silica-supported Palladium Catalyst for Biofuel Upgrade Ling Fei, Joshua Hill, Qianglu Lin, Yun Xu, Shuguang Deng, Hongmei...
The Influence of Nickel Phosphide On the Fractional Catalytic Pyrolysis of Hybrid Poplar Wood Conference PresentationAIChE Annual MeetingOctober 17, 2011The pyrolytic conversion of biomass to into liquid fuels has the potential to become drop-in transportation fuels if some of its negative attributes...
Pretreatment of Loblolly Pine for Fast Pyrolysis Via Torrefaction Conference PresentationAIChE Annual MeetingOctober 17, 2011Topical 6: Lignocelluosics: Biorefineries and Sustainable Energy T6007 Thermalchemical Conversion I AIChE 2011, October 16~21, 2011 Minneapolis, MN...
Improving the Sustainability of Biofuels Through Modification of the Biomass Production Subsystem: Application to Corn and Lignocellulosic Ethanol Conference PresentationAIChE Annual MeetingOctober 17, 2011Concerns about dwindling fossil fuel reserves and climate change, energy independence, and depletion of ecosystem goods and services have driven the...
Modeling and Scale up of CO2-Water Pretreatment of Guayule Biomass Conference PresentationAIChE Annual MeetingOctober 17, 2011A carbon dioxide – water pretreatment process was developed for guayule biomass. The guayule biomass was mixed with water and then loaded to a...
Energy Optimization of Hydrogen Production From Biomass Conference PresentationAIChE Annual MeetingOctober 17, 2011Energy optimization of Hydrogen production from biomass Mariano Martín a,b , Ignacio E. Grossmann b [1] mariano.m3@usal.es ; grossmann@cmu.edu a...
Role of Enzyme Blend Composition, Biomass Particle Size and Solids Loading On Pretreated Biomass Saccharification Efficiency Conference PresentationAIChE Annual MeetingOctober 17, 2011One of the limitations of screening enzyme combinations using microplate based assays (Gao et al. 2010, Bioresour Technol 101, 8:2770) is that these...
Observing and Modeling Cellulosic Substrate Depolymerization by Commercial Enzyme Cocktails Using Confocal Fluorescence Microscopy Conference PresentationAIChE Annual MeetingOctober 17, 2011Understanding and modeling the depolymerization mechanisms of cellulosic and lignocellulosic substrates by cellulase cocktails is a critical step...
Experimental and Modeling Study of a Two-Stage Pilot Scale High Solid Anaerobic Digester System Conference PresentationAIChE Annual MeetingOctober 17, 2011Corresponding author: Shulin Chen. Tel: 509-335-3743; Fax: 509-335-2722 E-mail: chens@wsu.edu An increasing attention has been paid to anaerobic...
Impact of Lignin Extraction and Cellulose III Conversion On the Enzymatic Digestibility of Corn Stover Conference PresentationAIChE Annual MeetingOctober 17, 2011The benefits of delignification on plant cell wall digestibility by hydrolytic enzymes are well described in the literature. The presence of lignin...
Fischer Tropsch Synthesis Via Biomass Derived Synthesis Gas Conference PresentationAIChE Annual MeetingOctober 17, 2011Due to the recent surge in energy costs and uncertainties in fuel prices, there is significant interest in seeking alternative sources of energy...
Separate Processing of Hemicellulose and Cellulose to Optimize Ethanol Production From Corn Stover Conference PresentationAIChE Annual MeetingOctober 17, 2011Separate processing of hemicellulose and cellulose to optimize ethanol production from corn stover Alexandre Chapeaux, Nancy Dowe, Daniel J. Schell...
A Novel Method to Harvest Microalgae Via Fungal Pelletization Conference PresentationAIChE Annual MeetingOctober 17, 2011Microalgae harvest contributes a large portion of cost for microalgae-to-biofuels production. Most current harvest technologies including chemical...
Biojet Production From Hydrocracking of Vegetable Oil Conference PresentationAIChE Annual MeetingOctober 17, 2011The development of fuels from alternative and renewable sources to replace commercial petroleum products has been a subject of increasing research in...
Comparative Reaction Kinetics of Acid Hydrolysis of Plant Biomass and Algae Biomass Conference PresentationAIChE Annual MeetingOctober 17, 2011The current vision of biomass (e.g. plant, algae) conversion technologies is focused on developing the reactive intermediates platform for biofuels...
Effect of Storage Method and Duration On the Bioprocessing of Lignocellulosic Biomass Conference PresentationAIChE Annual MeetingOctober 17, 2011Lignocellulosic biorefineries require an efficient system of biomass storage between harvesting and processing. This study reports the effect of...
Synthesis of Bifunctional Catalyst for Aqueous Phase Reforming of Biomass Conference PresentationAIChE Annual MeetingOctober 17, 2011This study reports the synthesis of novel bifunctional catalytic material and its utilization in catalytic aqueous phase reforming of biomass to...
Critical Conditions for High Efficiency Flocculation of Freshwater Algae with Ferric Chloride Conference PresentationAIChE Annual MeetingOctober 17, 2011Algae have recently received much attention due to their potential as a source of clean biofuel. One of the key economic hurdles in the production of...
Direct Coupled Catalytic Upgrading of Multi-Stage Pyrolysis Bio-Oil Vapors Conference PresentationAIChE Annual MeetingOctober 17, 2011A two-stage pyrolysis was conducted in this work. The purpose of the multiple stages is to provide a segregated product evolution in which the vapor...
Hydrogen Production Via Fermentation of Avicel and Corn Stover In a Sequencing Batch Reactor Conference PresentationAIChE Annual MeetingOctober 17, 2011When produced from waste lignocellulosic materials, hydrogen is one of the most promising options for a long-term, net-zero emission energy carrier...
Technoeconomic Analysis of Biomass Gasification System Utilizing Geothermal Energy for Processing Conference PresentationAIChE Annual MeetingOctober 17, 2011The use of biomass as a source of energy has been studied extensively inrecent years, and special attention has been paid to biomass gasification. In...
Catalytic Study On Lignin Degradation and Conversion Into Biofuels Conference PresentationAIChE Annual MeetingOctober 17, 2011Catalytic study on lignin degradation and conversion into biofuels Wei Mu and Yulin Deng School of Chemical and Biomolecular Engineering and IPST at...
Milking Lipids From Green Alga: Feasibility of Using Biocompatible Solvents to Extract Lipids From Living Cells Conference PresentationAIChE Annual MeetingOctober 17, 2011A key hurdle in realizing commercial-scale production of biodiesel from cultured algae is efficient harvesting/dewatering of algal cells. In order to...
Power Dissipation In Microwave-Enhanced In-Situ Transesterification of Algal Biomass Conference PresentationAIChE Annual MeetingOctober 17, 2011The main objective of this study was to investigate the power controlled effect on microwave-accelerated simultaneous extraction and...
Effect of Pressure and Heating Rate On Biomass Devolatilization and Gasification Conference PresentationAIChE Annual MeetingOctober 17, 2011The goal of present study is to characterize the effect of pressure and heating rate on the devolatilization behavior of different biomass species...
Flow and Transport Properties In High-Solids Biomass Slurries Conference PresentationAIChE Annual MeetingOctober 17, 2011Economic biochemical conversion of cellulose to sugars necessitates minimal addition of water to biomass slurries during conversion, resulting in...
Binary Diffusion Coefficients of Biomass-Based Carbochemicals In Subcritical Water Using Chromatographic Peak Broadening Technique Conference PresentationAIChE Annual MeetingOctober 17, 2011Carbochemicals such as furfural and HMF are very useful as intermediates in the production of various chemicals and polymers that have numerous food...
Enzymatic Hydrolysis of Pulp Dissolved In N Methyl Morpholine Oxide (NMMO) and Ionic Liquids Conference PresentationAIChE Annual MeetingOctober 17, 2011The first step in the conversion process of biomass to biofuels or hydrogen lies in picking an environmentally friendly solvent which is capable of...
Biodegradation of Hardwood Lignocellulosics by the Western Poplar Clearwing Borer, Paranthrene Robiniae (Hy. Edwards) Conference PresentationAIChE Annual MeetingOctober 17, 2011Plant lignin is a source of useful chemicals, and also the major barrier for saccharification of lignocellulosic biomass for ethanol conversion. The...
Wood Pellets Self-Heating During Storage Conference PresentationAIChE Annual MeetingOctober 17, 2011Accidental fires in wood pellets silos happen frequently in the last five years. Experiments were carried out in this work at temperature range of...
Improving the Quality of Spent Mushroom Substrate (SMS) As Feedstock for Biorefineries Conference PresentationAIChE Annual MeetingOctober 17, 2011In the current ecological climate there is a strong push to find a renewable energy resource to reduce the usage of fossil fuels which are depleting...
Progress Toward Biological Pretreatment - Understanding Plant Cell Wall Degradation by Termite and White-Rot Fungi Conference PresentationAIChE Annual MeetingOctober 17, 2011In an effort developing more efficient and environmentally benign lignocellulosic biomass processing technologies, the authors’ laboratory has been...
Rule of Thumb for Reactor Design and Process Condition for Biodiesel Production Conference PresentationAIChE Annual MeetingOctober 16, 2011The rule of thumb for reactor design and process condition for biodiesel production is introduced. The important aspect includes type of feedstock...
Effects of Total Inorganic Carbon and Nitrogen Concentrations On Lipid Formation In Chlorella Vulgaris Conference PresentationAIChE Annual MeetingOctober 16, 2011Effects of total inorganic carbon and nitrogen concentrations on lipid formation in Chlorella vulgaris Jinsoo Kim 1 , Joo-Youp Lee 1 , Kaniz F...
Mechanistic Modeling of Fast Pyrolysis of Cellulose to Predict Bio-Oil Composition Conference PresentationAIChE Annual MeetingOctober 16, 2011Fast pyrolysis, a potential strategy for the production of transportation fuels from biomass, involves a complex network of competing reactions,...
Effect of AFEX Pretreatment Degradation Products On Enzymatic Hydrolysis and Microbial Fermentation by Saccharomyces Cerevisiae 424A(LNH-ST) Conference PresentationAIChE Annual MeetingOctober 16, 2011Several degradation products are formed or released during AFEX pretreatment process, which can be divided into five groups: 1) carbohydrates, 2)...
Modeling and Optimization of Algae Based Biodiesel Production Conference PresentationAIChE Annual MeetingOctober 16, 2011Processing of biodiesel from algae biomass has attracted much interest in recent times due to many reasons. Significant amongst them are global...
Rule of Thumb for Design of Catalytic Pyrolysis of Biomass In Bubbling Fluid Bed Reactor Conference PresentationAIChE Annual MeetingOctober 16, 2011The production of stable biomass pyrolysis depends strongly on both reactor design and the effective design of a condensation train to collect the...
Low Temperature Gasification of Impregnated Biomass Feedstock Conference PresentationAIChE Annual MeetingOctober 16, 2011Hybrid poplar biomass feedstocks were impregnated with catalysts and gasified at three different temperatures in a bubbling fluidized bed reactor...
Variability of Switchgrass, a Dedicated Bioenergy Crop Conference PresentationAIChE Annual MeetingOctober 16, 2011The utilization of switchgrass as a dedicated energy crop is well documented in the scientific community. However, there has not been any large-scale...
Catalytic Cracking of Oak Pyrolytic Vapors Via Bench-Scale In-Situ Fixed-Bed Catalysis Conference PresentationAIChE Annual MeetingOctober 16, 2011Pyrolysis oils derived from lignocellulosic feedstocks by way of fast pyrolysis offer the possibility of a distinct alternative to the use of...
Rule of Thumb for Reactor Design and Process Conditions for Supercritical Water Gasification of Wet Biomass Conference PresentationAIChE Annual MeetingOctober 16, 2011The Rule of thumb for reactor design and process conditions for supercritical water gasification of wet biomass is introduced. The important aspects...
Pellets From Pretreated Biomass Conference PresentationAIChE Annual MeetingOctober 16, 2011Biomass supply is complicated by diversity of feedstocks, seasonal availability, and widely distributed feedstock. The costs of biomass supply and...
Biomass Pyrolysis and Gasification: Engineering Rules of Thumb Conference PresentationAIChE Annual MeetingOctober 16, 2011In this presentation I review important findings recorded in the archival literature concerning the thermodynamics, kinetics, mechanisms, and...
Sustainability of Biomass Crop Production Conference PresentationAIChE Annual MeetingOctober 16, 2011Woody biomass is renewable only if sustainable production is imposed. How to evaluate the benefit of different biomass crop species on a...
Lignin Unlocking Process Led by Termites for Efficient Carbohydrate Utilization Conference PresentationAIChE Annual MeetingOctober 16, 2011Wood-feeding termites are highly effective in deconstruction of wood cell wall structure for efficient utilization of cellulose and hemicelluloses...
Rules of Thumb for Reactor Design and Process Conditions for Thermochemical Treatment of Chromated Copper Arsenate (CCA) Treated Wood Waste Conference PresentationAIChE Annual MeetingOctober 16, 2011Lab-scale pyrolysis experiments have been performed to gain insight in the mechanisms influencing the metal behavior during carbonization of...
Reforming of Residual Tars and Oils From Biomass Gasification Conference PresentationAIChE Annual MeetingOctober 16, 2011One of the barriers to wider use of many kinds of biomass is the fact that they generate refractory tars and oils when gasified. These compounds...
Multi-Scale Study On the Pyrolysis of Sustainable Biomass Feedstock Conference PresentationAIChE Annual MeetingOctober 16, 2011Multi-Scale Study on the Pyrolysis of Sustainable Biomass Feedstock Jessica D. Murillo Department of Chemistry, Environmental Sciences, Tennessee...
Non-Thermal Plasma Gasification of Residual Tars and Oils From Biomass Gasification Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyMarch 14, 2011Non-Thermal Plasma Reforming of Refractory Tars and Oils Generated by Biomass Gasification L. Frost 1 , S. Elangovan 1 , and J. Hartvigsen 1 1...
Renewable Petrochemicals From Biomass by Catalytic Fast Pyrolysis Conference PresentationAIChE Annual MeetingNovember 9, 2010Lignocellulosic biomass has tremendous potential as a feedstock to make renewable fuels and petrochemicals from biomass. The current impediment to...
Sustainably Produced Sugars From Biomass: The Key to Commercialization Conference PresentationAIChE Annual MeetingNovember 9, 2010Novozymes has launched the first commercially viable product for conversion of complex biomass to fermentable sugars. Continued enzyme improvement...
The Implications of Bioenergy Derived From Forests for Net Greenhouse Gas Emissions Conference PresentationAIChE Annual MeetingNovember 9, 2010Greenhouse gas (GHG) accounting systems consider bioenergy from forests as carbon neutral because, under international greenhouse gas accounting...
Recent Research Development In Biomass Conversion to Advanced Bio-Fuels Conference PresentationAIChE Annual MeetingNovember 8, 2010The United States is abundant in biomass resources. The Pacific Northwest National Laboratory (PNNL) have been conducting research on conversion of...
Artificial Photosynthesis: The Future of Renewable Fuels and Chemicals Conference PresentationAIChE Annual MeetingNovember 8, 2010This presentation will provide an overview and research vision of catalytic and reaction engineering technologies for conversion of CO2 into re-...
Non-Thermal Plasma Reforming of Refractory Tars and Oils Generated by Biomass Gasification Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyMarch 22, 2010One of the barriers to wider use of many kinds of biomass is the fact that they generate refractory tars and oils when gasified. These compounds...
The Catalytic Conversion of Bioproducts to Fuels Conference PresentationAIChE Annual MeetingNovember 17, 2008
Biojet Fuel Production from Ethanol and Isobutanol Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyMarch 28, 2017Biojet fuels production from renewable ethanol and isobutanol will significantly reduce the greenhouse gas emissions from the aviation industry. In...
From Field to Fuel: The Effect of Biomass Feedstock Composition on Fast Pyrolysis, Vapor Phase Upgrading, and Hydrotreatment Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyMarch 28, 2017Fast pyrolysis of biomass followed by hydrotreating of the resulting pyrolysis liquid can produce a low-oxygen hydrocarbon liquid which holds promise...
CCUS Pathways to Synergistic Fossil and Renewable Energy Infrastructure Archived Webinar Oct 15, 2014 This presentation focuses on practical and reliable solutions to climate change issues associated with power plants and how such solutions can enable far more effective use of both renewable and fossil fuels in a much more environmentally benign fashion. The mounting concerns over global warming...
Development of a Commercially Viable Algae Biofuels Process Archived Webinar May 8, 2013 This presentation will provide an overview of a process to produce algae bio-crude from algae grown in open ponds using non-potable water and non-arable soil.
From Wet Algae to Liquid Fuels Archived Webinar Mar 20, 2013 The presentation provides some general background on biofuels and on the use of algae as a biomass source for making liquid fuels. The presentation focuses on R&D efforts related to processing algae in its wet state, which eliminates an energy intensive drying step.
Biofuels: Metrics and Challenges Archived Webinar Aug 22, 2012 Learn about the critical economic, environmental and social issues that will impact a biofuels project along with the technical programs that could enhance a particular project.
Algae - The New Green Crude Archived Webinar Mar 1, 2012 Algae provides one solution to help the US reduce its dependence on foreign oil and create new green jobs. Barry Cohen and Will Thurmond will discuss both the technology and the commercial framework for the New Green Crude.
Providing Energy to a Growing World: Bio-Gasoline and High-Efficiency Engines Archived Webinar Jun 9, 2011 Dr. Holtzapple describes the challenges of providing energy to a growing world. To address energy needs, he shows how the MixAlco process converts waste biomass into bio-gasoline. Further, he explains how to reduce the need for gasoline by using a high-efficiency StarRotor engine.
Energy (South Texas Section March 2011 Meeting) Archived Webinar Mar 4, 2011 Dr. Holtzapple will describe the challenges of providing energy to a growing world. To address energy needs, he will show how the MixAlco process converts waste biomass into bio-gasoline. Further, he will explain how to reduce the need for gasoline by using a high-efficiency StarRotor engine.
Biological Synthesis of Fuels and Chemicals Archived Webinar Jul 22, 2010 Global energy and climate problems have stimulated increased efforts in synthesizing fuels and chemicals from renewable resources. Compared to the traditional biofuel, ethanol, higher alcohols offer advantages as gasoline substitutes because of their higher energy density and lower hygroscopicity...