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Case Study: 1 MW to 3 MW Anaerobic Digester Upgrade in Only 6 Months!

By John D. Forcier, P.E. This is the second in the 8-part series, State of the Advanced Bioeconomy 2018, prepared by experts at Lee Enterprises Consulting (LEC) who will be speaking at the ABLC 2018 conference in Washington DC, February 28 to March 2. Challenges Due to the project location in central Maine, there is a […]

Extraction of Valuable Oils from Algae and Other Plants: Challenges, Oppportunities & Commercial Landscape

By Brian Goodall, PhD This is the first in a 8-part series of articles — the State of the Advanced Bioeconomy 2018 Extracting vegetable oils is both an art and a science, with some being practiced commercially on huge scale (e.g. canola oil, soy oil, corn oil) while others are specialty oils extracted on a […]

Financing: A Guide for the Biofuel Entrepreneurs & Early-Stage Investor

By Dr. Gerald Kutney When you first talk with an early-stage technology biofuel entrepreneur or project promoter, the first thing that you hear about their project is that it has a good return on investment (ROI). The ROI has been calculated by a pro forma, an estimated projection of future cash flow calculated on spreadsheets, […]

Circular Economy and Waste Conversion

By Zoltan Kish, Ph.D. The increasing amount of waste is one of the most demanding problems facing the world, which creates global environmental challenges. Worldwide, 2.12 billion tons of waste are generated annually, and it is expected to rise at the current trend [1]. The most of the trash ends up in landfills emitting harmful […]

Biomass-Fed Chemical Process Projects, 2017

By Bernard Cooker. This is a review of the biomass-fed chemical process projects producing renewable chemical products which were published in Chemical Engineering Progress (CEP) and Chemical and Engineering News (CEN) from 1/1/17 to 12/18/17. It includes activity in biochemicals, biopolymers and other renewable products. It is based on a spreadsheet database of the information […]

Back to Basics: Effect of D/T Ratio on Agitator Power for Flow Controlled Applications

By Gregory T. Benz Introduction Many agitator applications, such as blending of miscible liquids or suspending slowly settling solids such as starch and grain slurries used in ethanol production, may be classified as flow-controlled applications. That is to say, the process result depends on creating a certain characteristic velocity, Vb, which is calculated on a […]

Water Management in Biomass Processing

By Lorenz Bauer Ph.D, Lee Enterprises Consulting “Water, water, everywhere, And all the boards did shrink; Water, water, everywhere, Nor any drop to drink.” Samuel Coleridge Managing the water in biomass processes like food production, fermentations, pyrolysis, and biodiesel production is critical to success.   There is an increasing appreciation of the value of clean water. The value of water is […]

The Expert Witness in Biofuels and Biochemicals Litigation

By Wayne Lee, CEO, Lee Enterprises Consulting. The biofuels expert witness?  The biochemical expert witness?  While oil prices remain relatively low, and the status of U.S. government incentives remains uncertain, the predictable downturn in biofuel and biochemical related industries brings with it increased participant discomfort. Those that have been in these “bioeconomy” industries for some […]

Market Value pivoted Algae biomass productivity for oil to other high value products – is oil still on the horizon, somewhere?

By: Dr. Anju Krivov, Lee Enterprises Consulting, Inc. Neil DeGrasse Tyson’s vision of an algae oil machine fed with a bucketful of algae soup from a pond at one end spits out oil at the other – that must have amused the NOVA Science television viewers back in 2009 – sparking a thought provoking, super […]

Methanol and Bio-economy Thoughts for Now and Future

By Lorenz Bauer, Ph.D., Lee Enterprises Consulting. The methanol and bioeconomies are two of the buzz words of the last decade.  They had their origin in the “peak oil” scare and the predicted sky rocketing oil prices.  They were further boosted by environmental concerns about pollution and climate change.    Both economies are continuing to grow; […]