▎ 摘　　要

NOVELTY - Biomass energy reforming hydrogen carbon dioxide reduction method comprises performing tower-type heliostat condensation of carbon dioxide photo-reduction device to generate 800-900 degrees C high-temperature heat energy, gasifying biomass in gasifying medium to obtain synthesis gas and biocarbon, entering synthesis gas into main fuel reactor and secondary fuel reactor, gradually oxidizing by oxygen at 850-950 degrees C, deoxidizing into steam reactor at 800-900 degrees C to obtain high-valence state oxygen carried ferric ion, recycling oxygen, generating high-purity hydrogen, processing biocarbon into graphene by to Hummers' method, entering into graphene reduction furnace, thermally reducing under hydrogen condition at 650-850 degrees C to obtain reduction-oxidation graphene, and conveying remaining gasifying medium into combustion furnace auxiliary heating device. USE - Method for biomass energy reforming hydrogen carbon dioxide reduction. ADVANTAGE - The method produces high-quality hydrogen and graphene material. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for biomass energy reforming hydrogen carbon dioxide reduction system comprising carbon dioxide photo-reduction device, combustion furnace auxiliary heating device, graphene photothermal reduction furnace, cyclone separator and chemical chain hydrogen production device.