Biogas from Landfills? A permanent fixture in today’s world, landfills typically have been open pit repositories for local waste, and in some cases, retired, and covered. However, the biological reactions in these landfills create a…
Read More
Emerging Feedstocks – Genetically Modified Trees
Genetically modified trees have been extensively academically explored as ideal feedstocks for pulp/paper and cellulosic ethanol. Novel trees include modifications that increase cellulose content, reduce lignin content, and even change lignin monolignol ratios. However, companies…
Read More
Biofuels Overview
The terms “biofuels” and “renewable biofuels” refer to a fuel produced by some biological process like agriculture or anaerobic digestion, as opposed to fossil fuels (coal and petroleum) which are produced through a geological process…
Read More
Biodiesel Fuel
Biodiesel fuel (also called diesel biodiesel or simply biodiesel), is a renewable and clean-burning diesel. Classified as an advanced biofuel by the Environmental Protection Agency (EPA), biodiesel reduces greenhouse gas emissions by 57 percent to…
Read More
Ethanol as a Fuel
Interest in ethanol as fuel continues to rise. Most of the gasoline now sold in the United States is blended with some amount of fuel ethanol. These blends are named by their ethanol content. For…
Read More
Gas Fermentation
Gas-liquid fermentation, or gas fermentation, as it is sometimes called, can be a very versatile unit operation. It can be used to make fuels (aka biofuels), beverages, drugs, industrial enzymes, foods, yeast, monomers, etc. Fermentation…
Read More
Biomass Advantages
Are there biomass advantages? Actually, there are many advantages in using biomass as a source of energy which is why biomass projects are now increasingly regarded as viable enterprises by entrepreneurs and investors. Biomass—living or…
Read More
Biomass Briquettes
Biomass briquettes have been, until now, a source of heat that has been relied upon almost exclusively in developing countries. Now, with ever-increasing interest in making U.S. homes greener, saving energy, and developing ways to address…
Read More
Polyethylene Pyrolysis
Polyethylene pyrolysis has become a big business. Used in making grocery bags, shampoo bottles, children’s toys, and much more, polyethylene is the most popular plastic in the world, and despite its versatile material, has a…
Read More
Biomass Gasification: Techno-Economic Analysis
What is Gasification TEA? Biomass gasification refers to the thermal deconstruction of woody or herbaceous feedstock to syngas (CO/H2). The syngas is subsequently converted to value-added products like methanol or dimethyl ether. Techno-economic analysis (TEA)…
Read More