Conversion of Oil-Fired Heating Systems to 100% Renewable Fuel
This field study by the National Oilheat Research Alliance evaluated the real-world performance of converting 121 oil-fired heating systems in Pennsylvania and Massachusetts to 100% renewable liquid fuels, specifically blends of renewable diesel (RD) and biodiesel (BD).
Over 18 months, the study found that RD50/B50 and RD80/B20 blends could be used reliably in existing boilers, furnaces, and water heaters without major modifications or increased maintenance needs. Combustion performance remained within manufacturer specifications, and most fuel quality issues were linked to pre-existing storage tank conditions rather than the renewable fuels themselves.
The study concluded that renewable diesel/biodiesel blends are practical, technically viable replacements for conventional heating oil, supporting significant greenhouse gas reductions without requiring costly system changes, provided that proper tank maintenance and routine burner service are maintained.
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Comments
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Interesting. We heat our 4-unit condo building with two oil boilers. Our oil supplier currently uses B5 (5% biodiesel blended with 95% heating oil). I expect we'll see higher %'s of biodiesel (or renewable diesel) in future years.
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I'd love to see a complete study of the impact of either of those fuels on the environment and on people… how much land is diverted from food production? How much electrical energy goes into creating a renewable fuel and where does it come from? Now many acres of rainforest are cut down? And so on. I doubt that I will see such a study…
Br. Jamie, osb
Building superintendent/caretaker, 7200 sq. ft. historic house museum with dependencies in New England1
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