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Balancing Digester Diets

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By Katie Fletcher

September 02, 2014

Biogas 

While energy-rich and an ideal substrate for digesters, organic waste can be loaded with contaminants.

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Brookhaven National Laboratory has announced the launch of the U.S. Department of Energy's Systems Biology Knowledgebase, a new computational platform to help the biological community analyze, store, and share data.

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If someone were to design an energy input with the sole aim of creating the most difficult material handling challenge imaginable, they would likely end up with something that looks very much like biomass.

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The U.S. Department of Energy is asking for input on landscape design approaches that sustainably integrate cellulosic feedstock production into existing agricultural and forestry systems. Comments are due Sept. 2.

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The International Energy Agency has released its third annual Medium-Term Renewable Energy Market Report, which includes forecasts for global biofuel and renewable energy growth. For the first time, the report also includes an investment outlook.

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Hillco Technologies Inc., working in developmental partnership with John Deere, has developed the Hillco Single Pass Round Bale System, a revolutionary new system for harvesting corn and baling corn stover in one simple step.

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A grant from the National Science Foundation will allow University of Louisville's Conn Center for Renewable Energy Research to expand. The $20 million award is being made for the "Powering the Kentucky Bioeconomy for a Sustainable Future" project.

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The Department of Commerce's International Trade Administration has amended a recent announcement that it is accepting nominations for its renewable energy and energy efficiency advisory committee. The deadline is now set for Aug. 29.

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Bluesphere Corp. has announced it is pursuing a strategy to work in partnership with landfill owners to convert harmful methane gas emissions from landfills into electricity. The process is based on readily available technology.

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Genera Energy recently released a new infographic featuring a visual overview of biomass feedstock and guidelines for choosing the best solution for every biomass project. The four-page infographic highlights key supply chain elements.

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The U.S. Energy Information Administration has published the August issue of its Electric Power Monthly report, indicating that the U.S. added 108.8 MW of bioenergy capacity in June, including 74 MW of capacity from wood and wood waste.

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The Big Apple is planning an expansion of its anaerobic digester (AD) pilot program launched last summer at the Newton Creek Wastewater Treatment Plant in Greenpoint.

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Aboriginal Power Corp. recently signed a memorandum of understanding that could result in the development of a commercial 10 MW anaerobic biomass power project to be located on Vancouver Island.

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Kleangas Energy Technologies Inc. recently announced a definitive stock purchase agreement to acquire a company in Wisconsin that owns a 15,000 metric ton pellet production facility and a landfill gas-to-energy plant with 2.4 MW of capacity.

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Renewable natural gas (RNG) has been delivered to homes and businesses in Franklin and Chittenden Counties near Burlington, Vermont since the beginning of August through Vermont Gas's distribution system.

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Without the right equipment, the profit margins made producing biomass energy products will erode and eventually disappear.

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A new technique that transforms stinky, air-polluting landfill gas could produce the sweet smell of success as it leads to development of a fuel cell generating clean electricity for homes, offices and hospitals, researchers say.

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In response to the need to prevent invasive species, researchers at the University of Illinois have developed both a set of regulatory definitions and provisions and a list of 49 low-risk biofuel plants from which growers can choose.

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More than 100 organizations recently partnered to issue a letter to John Podesta, counselor to President Obama, urging his support in the release of the U.S. EPA's biogenic accounting framework.

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Anaerobic digestion specialist Biogen has successfully completed construction and begun operations at the largest food waste anaerobic digestion plant in Wales, which will recycle 22,500 metric tons of food per year into 1 MW of electricity.

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Clear Horizons Dane LLC, which operates the Dane County community digester project near Waunakee, Wisconsin, has reported that a fire at the facility Aug. 6 was extinguished within an hour and no injuries or release of hazardous materials occurred.

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Sen. Chuck Schumer, D-N.Y., recently introduced legislation that aims to encourage the construction of anaerobic digestion facilities by adding biogas to the list of renewable energy sources that are eligible for a 30 percent investment tax credit.

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The IRS has issued guidance that clarifies and modifies prior guidance regarding the "beginning of construction" requirement for qualifying for the Section 45 production tax credit (PTC) and the Section 48 investment tax credit (ITC)

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Construction underway on Missouri anaerobic digestion project

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By Roeslein Alternative Energy LLC

August 11, 2014

Construction is underway in Missouri on an innovative $80 million renewable energy project, developed and constructed by Roeslein Alternative Energy LLC in collaboration with Murphy-Brown of Missouri LLC, a subsidiary of Smithfield Foods Inc.

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There is little doubt that allowing biogas-based transportation fuel projects to sell either advanced biofuel or cellulosic compliance credits will give a big boost to U.S. projects.

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No Separation Anxiety

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By Keith Loria

August 08, 2014

Numerous biogas upgrading technologies are being used in today's expanding market.

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