Heat Transfer Issues in Mechanically Agitated Fermenters? Aerobic fermentation generates a significant amount of heat, which must be removed to maintain a constant temperature. The main heat sources are metabolic heat generation, agitator power input,…
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Renewable Natural Gas
Renewable Natural Gas (RNG), also known as biomethane or green gas, is a type of natural gas produced from renewable sources of organic matter. It is a sustainable and environmentally friendly energy source because it…
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Odor Control Experts
Fugitive odors arising from municipal wastewater plants and industrial operations plants have become problematic as commercial and residential development encroaches on the odor-generating sources. As a result, municipalities are increasingly placing regulations and restrictions on…
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Waste to Energy in Municipal Landfills
Is it possible to turn the waste to energy in municipal landfills or other products of value? Yes. Many landfills are now learning about successful alternatives to simple landfilling. They are recycling difficult organics and…
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Process Design
The task of process design is to lay out the process unit operations in a Block Flow Process Diagram (BFPD), in which the processing unit operations are connected by the continuous process stream flows. A…
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RIN Values
RIN values are often a key consideration in making renewable fuels. RINs (Renewable Identification Numbers) are the 38-digit serial number assigned to renewable transportation fuels and heating oils that are made from an approved renewable…
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Plastic Recycling
Despite the many positive benefits to using plastics and the impact they have had on daily life, they currently seem to have more of a negative reputation, and plastic recycling has become a booming business. …
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Pyrolysis Technology & Tire Processing
Pyrolysis tire processing is a growing business worldwide thanks to advances in pyrolysis technology. It is a good thing because tires are highly durable, non-biodegradable, and take up lots of landfill space. In 1990, it…
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Funding Basics for Bio Projects
Funding basics for bio related projects? Funding for a bioeconomy business can come from many sources. It is important to understand the types of funding, and what is necessary to secure each. These points just…
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Appraising Renewable Energy Plants
What are the primary reasons that owners or investors might engage in appraising renewable energy plants? To answer that question, we need to first determine the difference between appraisals and valuations. While these terms often…
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