Scientists extract hydrogen fuel from oil and bitumen, giving potential pollution-free vitality
From Phys.org
by Goldschmidt Convention
Hydrogen. Credit score: CC0 Public Area
Scientists have developed a large-scale economical technique to extract hydrogen (H2) from oil sands (pure bitumen) and oil fields. This can be utilized to energy hydrogen-powered autos, that are already marketed in some international locations, in addition to to generate electrical energy; hydrogen is thought to be an environment friendly transport gasoline, just like petrol and diesel, however with no air pollution issues. The method can extract hydrogen from current oil sands reservoirs, with enormous current provides present in Canada and Venezuela. Apparently, this course of may be utilized to mainstream oil fields, inflicting them to supply hydrogen as a substitute of oil.
Hydrogen powered autos, together with vehicles, buses, and trains, have been in improvement for a few years. These autos have been acknowledged to be environment friendly, however the excessive worth of extracting the Hydrogen from oil reserves has meant that the expertise has not been economically viable. Now a gaggle of Canadian engineers have developed an inexpensive technique of extracting H2 from oil sands. They’re presenting this work on the Goldschmidt Geochemistry Convention in Barcelona.
“There are huge oil sand reservoirs in a number of international locations, with enormous fields in Alberta in Canada, but additionally in Venezuela and different international locations” stated Dr. Ian Gates, of the Division of Chemical Engineering on the College of Calgary, and of Proton Applied sciences Inc.).
Oil fields, even deserted oil fields, nonetheless include important quantities of oil. The researchers have discovered that injecting oxygen into the fields raises the temperature and liberates H2, which may then be separated from different gases by way of specialist filters. Hydrogen isn’t pre-existing within the reservoirs, however pumping oxygen implies that the response to kind hydrogen can happen.
Grant Strem, CEO of Proton Applied sciences which is commercializing the method says “This method can draw up enormous portions of hydrogen whereas leaving the carbon within the floor. When working at manufacturing degree, we anticipate we will use the present infrastructure and distribution chains to supply H2 for between 10 and 50 cents per kilo. This implies it doubtlessly prices a fraction of gasoline for equal output”. This compares with present H2 manufacturing prices of round $2/kilo. Round 5% of the H2 produced then powers the oxygen manufacturing plant, so the system greater than pays for itself.
Full article right here.
HT/Earthling2
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