Zobrazeno 1 - 10
of 109
pro vyhledávání: '"Magne Hillestad"'
Autor:
Magne Hillestad
Publikováno v:
Journal of CO2 Utilization, Vol 74, Iss , Pp 102535- (2023)
Commercial methanol catalysts based on Cu/ZnO/Al2O3 are less effective applied to direct hydrogenation of CO2 to methanol. The main reason is that the catalyst deactivation increases with the water pressure and temperature, and from stoichiometry, wa
Externí odkaz:
https://doaj.org/article/ae56fc0fd2764c999487d6123ab5d843
Autor:
Umesh Pandey, Koteswara R. Putta, Kumar R. Rout, Erling Rytter, Edd A. Blekkan, Magne Hillestad
Publikováno v:
Frontiers in Energy Research, Vol 10 (2022)
Advanced biofuels are produced by upgrading the syncrude from biomass gasification and subsequent Fischer-Tropsch (FT) synthesis. The technology is termed biomass to liquid process (BtL) and can be categorized into conventional BtL and novel BtL proc
Externí odkaz:
https://doaj.org/article/56999aba64574d22886371241a3d1e34
Autor:
Linfeng Lei, Fengjiao Pan, Arne Lindbråthen, Xiangping Zhang, Magne Hillestad, Yi Nie, Lu Bai, Xuezhong He, Michael D. Guiver
Publikováno v:
Nature Communications, Vol 12, Iss 1, Pp 1-9 (2021)
Energy-efficient hydrogen purification technologies are needed for the hydrogen economy. Here the authors report facile and scalable fabrication of asymmetric carbon molecular sieve membranes for the separation of hydrogen and carbon dioxide.
Externí odkaz:
https://doaj.org/article/a261b9f6ff144998b820d81c7bd197b6
Autor:
Koteswara R. Putta, Umesh Pandey, Ljubisa Gavrilovic, Kumar R. Rout, Erling Rytter, Edd A. Blekkan, Magne Hillestad
Publikováno v:
Frontiers in Energy Research, Vol 9 (2022)
By adding energy as hydrogen to the biomass-to-liquid (BtL) process, several published studies have shown that carbon efficiency can be increased substantially. Hydrogen can be produced from renewable electrical energy through the electrolysis of wat
Externí odkaz:
https://doaj.org/article/60da35bcb495461689e580212225967f
Publikováno v:
Energies, Vol 14, Iss 23, p 7861 (2021)
The inevitable nexus between energy use and CO2 emission necessitates the development of sustainable energy systems. The conversion of CO2 to CH4 using green H2 in power-to-gas applications in such energy systems has attracted much interest. In this
Externí odkaz:
https://doaj.org/article/8b167041baa54037a3e1ffd1d6a2b4ab
Publikováno v:
Chemical Engineering Transactions, Vol 76 (2019)
A power and biomass to liquid process (PBtL) via Fischer-Tropsch synthesis is exergetically analysed. Synthesis gas is generated through an entrained flow gasifier and extra hydrogen is produced through high temperature steam electrolysis in a solid
Externí odkaz:
https://doaj.org/article/b66a95a3464b4beda5553539e74fc6a6
Publikováno v:
Green Energy & Environment, Vol 1, Iss 3, Pp 266-275 (2016)
A membrane contactor using ionic liquids (ILs) as solvent for pre-combustion capture CO2 at elevated temperature (303â393Â K) and pressure (20Â bar) has been studied using mathematic model in the present work. A comprehensive two-dimensional (2D)
Externí odkaz:
https://doaj.org/article/27884320c7784fc79d1a473893a6fa59
Publikováno v:
ChemEngineering, Vol 4, Iss 4, p 62 (2020)
The realistic numerical simulation of chemical processes, such as those occurring in catalytic reactors, is a complex undertaking, requiring knowledge of chemical thermodynamics, multi-component activated rate equations, coupled flows of material and
Externí odkaz:
https://doaj.org/article/dc3256e9c7b2437daf2302c2bd57939c
Autor:
Mohammad Ostadi, Kristofer Gunnar Paso, Sandra Rodriguez-Fabia, Lars Erik Øi, Flavio Manenti, Magne Hillestad
Publikováno v:
Energies, Vol 13, Iss 18, p 4859 (2020)
Integrated water electrolysis is a core principle of new process configurations for decarbonized heavy industries. Water electrolysis generates H2 and O2 and involves an exchange of thermal energy. In this manuscript, we investigate specific traditio
Externí odkaz:
https://doaj.org/article/6f790da60ce94e3283b9c60fec07f7c1
Autor:
Linfeng Lei, Arne Lindbråthen, Marius Sandru, Maria Teresa Guzman Gutierrez, Xiangping Zhang, Magne Hillestad, Xuezhong He
Publikováno v:
Polymers, Vol 10, Iss 9, p 972 (2018)
The mixture of the ionic liquid 1-ethyl-3-methylimidazolium acetate (EmimAc) and dimethylsulfoxide (DMSO) was employed to dissolve microcrystalline cellulose (MCC). A 10 wt % cellulose dope solution was prepared for spinning cellulose hollow fibers (
Externí odkaz:
https://doaj.org/article/4a7de1c6fe0a4e0ea742adbb5ea51d9b