Browsing Chemical Engineering by Title
Now showing items 924-943 of 1140
-
Sol-gel synthesized NixFe3−xO4 for thermochemical conversion of CO2
( Elsevier B.V. , 2019 , Article)To identify the best suitable metal oxide (MO) to split H2O/CO2, it is critical to investigate the formation of O2 vacancies during thermal reduction (TR) step and the re-oxidation of the MOs via H2O or CO2 splitting (CS) ... -
Solar co-production of samarium and syngas via methanothermal reduction of samarium sesquioxide
( Elsevier Ltd , 2016 , Article)This paper reports the thermodynamic analysis of the solar methanothermal reduction of Sm2O3 for the co-production of Sm and syngas in (a) Sm-Syngas open cycle, and (b) Sm-Syngas closed cycle. As per the chemical thermodynamic ... -
Solar driven two-step CH4 reforming and H2O splitting using Al2O3 for Co-production of Al, syngas, and H2
( Elsevier Ltd , 2018 , Article)The thermodynamic equilibrium and efficiency analysis of the solar-driven Al2O3-based CH4 reforming and H2O splitting process is performed in two sections: (1) Al and syngas producing open process (AS), and (2) Al, syngas, ... -
Solar Energy Storage via Thermochemical Metal Oxide/Metal Sulfate Water Splitting Cycle
( Materials Research Society , 2018 , Conference Paper)This paper reports the effect of Ar molar flow-rate on thermodynamic efficiency analysis of zinc oxide-zinc sulfate (ZnS-ZnO) water splitting cycle useful for solar H2 production. The thermodynamic efficiency analysis is ... -
Solar Fuel production via GeO2/Geo thermochemical H2O and CO2 splitting cycle
( AIChE , 2015 , Conference Paper)This paper reports the thermodynamic feasibility of the production of solar fuel via GeO2/GeO Thermochemical H2O and CO2 Splitting Cycle. This is a two-step process in which the first step is solar thermal dissociation of ... -
Solar hydrogen production via a samarium oxide-based thermochemical water splitting cycle
( MDPI AG , 2016 , Article)The computational thermodynamic analysis of a samarium oxide-based two-step solar thermochemical water splitting cycle is reported. The analysis is performed using HSC chemistry software and databases. The first (solar-based) ... -
Solar hydrogen production via copper oxide - Copper sulfate water splitting cycle
( AIChE , 2015 , Conference Paper)In this paper computational thermodynamics modeling of the solar H2 production via twostep thermochemical copper oxide - copper sulfate (CO-CS) water splitting cycle is reported. In this cycle, the first step corresponds ... -
Solar hydrogen production via erbium oxide based thermochemical water splitting cycle
( American Institute of Physics Inc. , 2016 , Article)The erbium oxide based water splitting (Eb-WS) cycle was thermodynamically studied by using the HSC Chemistry software and databases. The first step of the Eb-WS cycle involves thermal reduction of Er2 O3, whereas the ... -
Solar hydrogen production via thermochemical iron oxide-iron sulfate water splitting cycle
( Elsevier Ltd , 2015 , Article)This paper reports the thermodynamic analysis of solar H2 production via two-step thermochemical iron oxide–iron sulfate (IO–IS) water splitting cycle. The first step belongs to the exothermic oxidation of FeO via SO2 and ... -
Solar hydrogen production via thermochemical metal oxide - Metal sulfate water splitting cycle
( AIChE , 2015 , Conference Paper)This paper reports the thermodynamic analysis of solar H2 production via two-step thermochemical iron oxide - iron Sulfate (IO-IS) water splitting cycle. The first step belongs to the exothermic oxidation of FeO via SO2 ... -
Solar light responsive TiO2-ZnO, modified with graphitic carbon nitride nano-sheet for degradation of AB29
( John Wiley and Sons Ltd , 2020 , Article)BACKGROUND Photodegradation has drawn much attention in recent decades due to the technique’s ability to mineralize nonbiodegradable pollutants. Renewable energy sources, such as solar light energy, can be used to aid the ... -
Solar oxidation of toluene over Co doped nano-catalyst
( Elsevier Ltd , 2020 , Article)Cobalt (Co) co-doped TiO2 photo-catalysis were synthesized, characterized and tested toward solar photocatalytic oxidation of toluene (TOL). A multi-technique approach was used to characterize and relate the photo-catalytic ... -
Solar photo-catalytic production of hydrogen by irradiation of cobalt co-doped TiO2
( Elsevier Ltd , 2021 , Article)Cobalt (Co) co-doped TiO2 photocatalysts (P–Cs) with differing mass fractions of Co (% wt.) were synthesized, characterized, and evaluated toward the solar photocatalytic production of hydrogen (SP–CPOH) from a pure electron ... -
Solar reactor efficiency analysis for alternative fuel production via ferrite based two-step thermochemical splitting of water and CO2
( AIChE , 2015 , Conference Paper)In this paper computational thermodynamic modeling of solar syngas production via ferrite based (Fe3 O4 /FeO) thermochemical H2O and/or CO2 splitting cycle. This two-step cycle involves solar thermal reduction of Fe3O4 ... -
Solar thermocatalytic conversion of CO2 using PrxSr(1?x)MnO3?? perovskites
( Elsevier Ltd , 2019 , Article)The prime aim of this study was to examine the thermal reduction (TR) and CO2 splitting (CS) capacity of each PrxSr(1?x)MnO3?? (PSM) perovskite. A solution combustion synthesis (SCS) approach was applied for the synthesis ... -
Solar Thermochemical CO2 Utilization via Ceria Based Redox Cycle
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)According to the recent studies, it is expected that the global energy requirement will increase from 14 TW to 30 TW by the year 2050. Currently, fossil fuels are the major energy source utilized for the fulfillment of the ... -
Solar thermochemical conversion of CO2 into synthetic fuels via ferrite based redox reactions
( AIChE , 2014 , Conference Paper)In this contribution, we report the synthesis NiFe2O4 and CoFe2O4 redox materials via sol-gel method. For the synthesis of these materials via sol-gel approach, the Ni, Co, and Fe precursors were first dissolved in ethanol ... -
Solar thermochemical conversion of CO2 into synthetic fuels via ferrite based redox reactions
( AIChE , 2014 , Conference Paper)In this contribution, we report the synthesis NiFe2O4 and CoFe2O4 redox materials via sol-gel method. For the synthesis of these materials via sol-gel approach, the Ni, Co, and Fe precursors were first dissolved in ethanol ... -
Solar thermochemical Dy2O3/DyO water splitting cycle for hydrogen production
( Inderscience Publishers , 2017 , Article)The thermodynamic analyses of the dysprosium oxide-based water splitting (Dy-WS) cycle are reported in this paper. The first step of the Dy-WS cycle involves thermal reduction of Dy2O3, whereas water splitting reaction is ... -
Solar thermochemical H2 production via MnSO4/MnO water splitting cycle: Thermodynamic equilibrium and efficiency analysis
( Elsevier Ltd , 2019 , Article)In this paper, a detailed thermodynamic equilibrium and efficiency analysis of the MnSO4/MnO water splitting (WS) cycle is carried out using HSC Chemistry software. By drifting the molar flow rate of inert Ar (n Ar) and ...