A green synthesis of PEI@nano-SiO<sub>2</sub> adsorbent from coal fly ash: selective and efficient CO<sub>2</sub> adsorption from biogas
Xuehua Shen, Feng Yan, Chunyan Li, Zhen Zhang, Zhen Zhang, Zuotai Zhang, Zuotai Zhang
Abstract
As an alternative renewable energy, upgraded biogas by separating CH<sub>4</sub> and CO<sub>2</sub> can be used to replace natural gas in automobiles and power grids.
Topics & Concepts
Fly ashAdsorptionBiogasNano-CoalChemistryMaterials scienceWaste managementChemical engineeringNuclear chemistryOrganic chemistryComposite materialEngineeringCarbon Dioxide Capture TechnologiesMembrane Separation and Gas TransportCatalysts for Methane Reforming