The 30-30 Rule: Lessons from the Field in Wood Power

By Charles Loos, P.E., Lee Enterprises Consulting From an operations standpoint, a wood-fired power plant can be described as a fuel handling system first, and a power plant second. The biggest challenges stem from the fuel itself – procurement, supply, handling, and combustion. By contrast, the steam turbine and power cycle seem relatively trouble-free. Fuel-related problems…

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Pilot Plant Experts

What do pilot plant experts do? Pilot plant experts work closely with research scientists to scale chemical and biological processes. They are familiar with the four scales associated with process development – lab, pilot, demonstration, production – and the benefits and challenges associated with each. They need a strong grasp of chemical, mechanical, electrical, instrumentation…

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Agitation Expert

What do agitation experts do within the bioeconomy? Very simply, the agitation expert consults with clients on the design and application of agitation systems. This may include calculating power, shaft speed, and impeller systems for any given application. Agitation consulting may also include the designing of experiments to ascertain the exact agitation required, and assistance…

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CleanTech Experts

CleanTech experts, also known as “clean technology” or “Greentech” experts, include specialists in the processes that reduce adverse environmental impacts, minimize greenhouse gas generation and/or avoid air, water, and land contamination. “Clean technology” relates a broad range of technologies, such as renewable or clean energy production, recycling, transportation, materials processing, “green” chemical production, efficient lighting,…

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Recycling Waste Plastics

Plastic recycling is the process of recovering waste plastics or scraps of plastic and reprocessing them into useful products. Most plastic is not biodegradable, meaning that left untreated, it will be here for millions of years.   As of 2018, about 380 million tons of plastic are produced worldwide each year. From the 1950s up to…

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Future of Plastic Recycling

What is the future of plastic recycling?  According to recent reports, the U.S. generates about 40 million tons of plastic waste yearly.  About 85% goes to landfills and about 10% is incinerated.  Only the remaining 5% is recycled.  A few years ago, recycling in the U.S. was almost double that amount.  Plastic recycling is declining…

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Gas-to-Liquids (GTL)

Converting gas to liquids refers to a refining process whereby natural gas or some other gaseous hydrocarbon is converted into longer-chain hydrocarbons like gasoline or diesel fuel.  The Fischer-Tropsch process is a popular Gas-to-Liquids technology.  The conversion is a catalyzed chemical reaction in which synthesis gas (syngas), a mixture of carbon monoxide and hydrogen, is…

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Tire and Rubber Recycling

Tire and rubber recycling, and disposing of tires generally, have historically been very challenging due to the worldwide volume, rubber’s robust durability, and the ecological implications of tires in landfills. In years past, billions of tires have filled landfills. The US alone sends between 246 million and 300 million end-of-life tires to waste annually. However,…

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