Bioprocessing

The Effects of Solvent On Glucose Conversion to 5-Hydroxymethylfurfural

Nov 2, 2012

Xianghong Qian

Cellulosic biomass represents an abundant renewable resource for the production of bio-based products and biofuels. 5-hydroxymethylfurfural (HMF) is a critical and versatile intermediate for converting biomass to liquid alkanes and many other value-added products. However, cost effective conversion...

Upgrading of Biomass-Derived Liquid to Clean Fuels

Nov 2, 2012

Siauw H. Ng

The objective of this study is to develop and demonstrate a viable economical pathway to produce renewable transportation fuels from cellulosic biomass such as wood chips, forest wastes, and agriculture residues.

Immobilized-Cells Hollow Fiber Membrane Reactor for Fermentation of Inhibitors in Lignocellulosic Hydrolysates

Nov 1, 2012

Duong TT Nguyen

Production of bioethanol from agricultural and forest residues have been attracted considerable efforts as this lignocellulosic biomass is the most abundant renewable material and has the potential to serve as a sustainable feedstock for biofuel. Conversion process of lignocelluloses to bioethanol...

Enhancement in Enzymatic Hydrolysis by Mechanical Refining of Pretreated Biomass

Nov 1, 2012

Brandon W. Jones

Cellulose is the most abundant natural polymer. Therefore, cellulosic bioethanol has been identified as a fuel source that has tremendous potential to supplement the United States consumption of non-renewable transportation fuel sources. Although cellulosic bioethanol is poised for market entry,...

A Kinetic Study of Bioethanol Fermentation by E. Coli FBWHR Using Wood Hemicellulosic Hydrolysate As Substrate

Nov 1, 2012

Yang Wang

Hemicellulose is currently a by-product currently under-utilized in the papermaking industry and represents the largest polysaccharides fraction wasted in most cellulosic ethanol pilot and demonstration plants around the world. It is a hetero-carbohydrate polymer, with β-xylose as the major...

Accellerase® Trio: Advances in Cellulosic Enzymes for Commercial Biorefineries

Nov 1, 2012

Vinod Srinivasan

Providing nearly 400 enzyme products ranging from food and beverages to household cleaning and biofuels, Genencor has been a world leader in industrial biotechnology and a pioneer in enzyme innovation. Now a part of DuPont, DuPont Industrial Biosciences provides enzyme products for biomass...

From Biochemical Engineering to Synthetic Biology: A Short History of Engineering Impacts on Biotechnology

SBE Webinar

Sep 27, 2012

Harvey Blanch

This webinar will focus on how biochemical engineering developed in response to the need for large-scale production of antibiotics in the 1940s and 50s, even though fermentation provided a route to many industrial organic chemicals prior to their production from petroleum.

Optimization and Characterization of the Different Fractions of Biocrude Oil (BCO) From Waste Biomass

Oct 20, 2011

Laura-Ann S.L. Chin

The increasing demand for heightened energy security, the sky rocketing prices of oil and the concerns over escalating greenhouse gas (GHG) emissions due to fossil fuels are the main reasons why biofuels could potentially be one of the viable energy carriers of the future. Biofuels are derived from...

Towards Developing Anaerobic Digestion Based Biorefinery – Research On Food Wastes As Feedstock

Oct 19, 2011

Shulin Chen

Anaerobic digestion (AD) is a proven technology for waste treatment. However, as the organic material becomes more valuable and being treated as resources, traditional AD process is no longer adequate. The Bioprocessing and Bioproduct Engineering Laboratory at Washington State University has been...

Study On Thermo-Bio-Chemical Biorefinery: Fast Pyrolysis of Lignocellulosic Biomass After Hydrolysis Pre-Treatment

Oct 19, 2011

Rene Garrido

Study on Thermo-Bio-Chemical Biorefinery: Fast Pyrolysis of Lignocellulosic Biomass After Hydrolysis Pre-treatment Rene Garrido, Nydia Ruiz-Felix, and Justinus Satrio Chemical Engineering Department, Villanova University, PA 19085 Abstract Biomass-based energy is a renewable source of energy from...

Optimization of a Wild-Type Mesophilic Clostridium Species That Produces Butanol

Oct 19, 2011

Jianzhong He

Optimization of a wild-type mesophilic Clostridium Species that produces butanol Fengxue Xin, Sandhi Eko Bramono, and Jianzhong He* (*Email: jianzhong.he@nus.edu.sg ) The raising energy demands and climate changes have stimulated people to look for sustainable energy. Among the alternatives,...

Aging of Biomass Fast Pyrolysis-Oil and Process Strategies to Produce Stable Pyrolysis Oils

Oct 19, 2011

Charles A. Mullen

Fast pyrolysis bio-oils are unstable due to a variety of factors, the most important being the high concentration of reactive oxygen-functionalized organic molecules, especially carbonyl containing compounds. Condensation and oligomerization reactions of these molecules lead to an increase in the...

Bioconversion of Brown Seaweed Into Mixed Ketones Through the Carboxylate Platform Processing

Oct 19, 2011

Xin Chen

The Carboxylate Platform, also known as the MixAlco TM process, is an acidogenic fermentation process using mixed culture inoculums, which offers several advantages compared to conventional bioprocessing, such as: non-sterile fermentation, the use of inexpensive tanks, adaptability to a wide...

Modified AnoporeTM Hybrid Membranes for the Microfiltration of Cellulose Acid Hydrolysis Mixtures

Oct 18, 2011

Yong-Hong Zhao

Three classes of nonfouling substances, poly[poly(ethylene glycol) methyl ether methacrylate] (POEM), poly(sulfobetaine methacrylate) (PSBMA), and perfluoroalkyl tagged poly(ethylene glycol) surfactants (fPEG), were covalently tethered onto the surface of Anopore TM membranes (nominal pore size 0.2...

Cellobiose Hydrolysis Using Acid-Functionalized Nanoparticles

Oct 18, 2011

Leidy Peña

Mineral acids have been used effectively for the pretreatment of cellulosic biomass to improve sugar recovery and promote its conversion to ethanol; however, substantial capital investment is required to enable separation of the acid, and corrosion-resistant materials are necessary. Disposal and...

Membrane Filtration of Lignocellulosic Hydrolyzates: Comparison of Crossflow and Dead-End Microfiltration

Oct 18, 2011

Bhavin Bhayani

Depleting oil reserves have encouraged the development of technologies to harness the natural resources to sustain the energy needs. Renewable lignocellulosic biomasses have been focus of many studies but advances in the purification and recovering of the products from the product medium has been...

Search form

Bioprocessing

Pages