Biogas from Landfills

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 marketable biogas that can be useful to the owner.  However, the consideration of taking a raw biogas from landfills and…

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Process Development: Bench to Commercialization

Process development -leading a process from bench-scale optimization and characterization through scale-up to piloting and commercialization requires a variety of knowledge and skills for the process development engineer and scientist.  Beyond core competencies (e.g. chemistry, thermodynamics, mass and energy balances, etc.) of those that work in process development teams, there are additional skills that help…

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Stage Gate Approach to Project Management

A stage gate approach (also known as a phase-gate or waterfall approach) is a common project management technique in which a project is divided into phases or stages that are separated by decision making points known as gates).  At each “gate” the decision is made as to whether to stop, move forward with the existing scope, schedule,…

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Renewable Diesel Projects

As of this 2022 writing, it appears to be a boom time for renewable diesel projects. The Energy Information Administration estimates that renewable diesel production capacity in North America will surge by up to 500% in a few short years.  The question facing the industry is whether there are enough feedstock fats, oils, and greases…

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Renewable Diesel Challenges

Renewable diesel (RD) is a hot renewable energy topic.  Produced by converting cooking oil, animal fat, and other waste products into renewable fuel, RD doesn’t rely on fossil fuels and it burns cleaner than either petroleum-based diesel or biodiesel. (The cetane rating of renewable diesel is 75 – 90 vs 48 – 52 for petroleum…

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Net-Zero By 2050?

Last year’s UN Climate Change Conference (COP26) revealed that reaching net-zero will require 4 trillion to 5 trillion dollars in annual investment for decades to come. It also revealed that over 450 companies from 45 countries have committed to the decarbonization of the world economy. By the end of the conference, 136 countries, 115 regions,…

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Ocean Going Vessels Going Green

Ocean-Going Vessels Going Green? Currently, over 866 million tons per year of CO2, or 2.4% of the world’s total, come from maritime sources.   A report to the European Parliament predicts that maritime emission will account for up to 17% of total global greenhouse gas produced by 2050.   In the US market, ships used a 150,000…

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