METHOD FOR MAKING LOW CARBON INTENSITY HYDROGEN
The present disclosure provides a method for reducing the carbon intensity of hydrogen by replacing, at a hydrogen production facility, a fraction of a non-renewable gaseous feedstock with a biomethane feedstock, wherein the non-renewable gaseous feedstock replaced is (a) a feedstock fed to methane...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The present disclosure provides a method for reducing the carbon intensity of hydrogen by replacing, at a hydrogen production facility, a fraction of a non-renewable gaseous feedstock with a biomethane feedstock, wherein the non-renewable gaseous feedstock replaced is (a) a feedstock fed to methane reforming and/or (b) a feedstock used to generate heat for the reforming in the hydrogen production, and wherein the fraction of the non-renewable gaseous feedstock replaced by the biomethane feedstock is less than 50% and is at least r defined by Equation A herein. The disclosed process for reducing the carbon intensity of hydrogen is designed to reduce greenhouse gas (GHG) emissions and mitigate climate change. The biomethane feedstock in some examples has a carbon intensity (CI) value within a range that is between 15 g CO2 eq/MJ and −500 g CO2 eq/MJ. |
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