Australians develop glycerol-based biomass pretreatment process

Read the full story in Biomass Magazine. Australia-based Leaf Energy Ltd. is developing a new biomass pretreatment process that utilizes glycerol, a coproduct of the biodiesel process, in a Glycerol Bio-refinery Process, that the company says uses lower temperatures and pressures, requires less enzymes and releases fewer inhibitors than other pretreatment systems in development. “Data …

NREL breakthrough could optimize capture of sugars for biofuel

Read the full story in Biomass Magazine. Scientists at the U.S. DOE’s National Renewable Energy Laboratory and the BioEnergy Science Center combined different microscopic imaging methods to gain a greater understanding of the relationships between biomass cell wall structure and enzyme digestibility, a breakthrough that could lead to optimizing sugar yields and lowering the costs …

Illinois Electronics Purchasing Study

Delta Institute and the Green Electronics Council (GEC), two Illinois non-profit organizations, invite you to participate in an Electronics Purchasing Study. Purchasing decisions for electronic office equipment, such as computers, printers, and fax machines, are often made without considering the disposal of the equipment at the end of its life. Delta and the GEC are …

Fast Pyrolysis Oil Stabilization: An Integrated Catalytic and Membrane Approach for Improved Bio-oils

Download the document. This University of Massachusetts, Amherst project, “Fast Pyrolysis Oil Stabilization: An Integrated Catalytic and Membrane Approach for Improved Bio-oils” started on 1st February 2009 and finished on August 31st 2011. The project consisted of 7 tasks, which are described as follows: Char Removal by Membrane Separation Technology Acid Removal by Membrane Separation …

Long-Term Results: New Construction Occupied Test House, Urbana, Illinois

Download the document. For this study, a house was designed and built to the Passive House (Passivhaus) Standard for low energy consumption. The house incorporates an airtight, super-insulated thermal enclosure, southern facing windows with overhangs, a single point mini-split heat pump and electric resistance heaters, and a balanced energy recovery ventilator (ERV). The house was …

Communication of Energy Efficiency Information to Remodelers: Lessons From Current Practice

Download the document. The effective communication of energy efficiency and building science information to remodeling contractors is achieved through varying formats, timelines, and modes depending on who is delivering the information, who is intended to receive it, and what technical, intellectual,and time resources the recipients have at their disposal. Determining what type of communication is …

Threadless WWF Design Challenge

WWF does more than protect cute cuddly pandas, fuzzy arctic polar bears, and other endangered species. As the world’s leading conservation organization, WWF works to inspire all of us to protect and restore the places where we live and rely on for our resources. That could mean taking shorter showers to conserve water, buying locally …