Journal ArticleDOI
Assessing the feasibility of separating a stoichiometric mixture of zinc vapor and oxygen by a fast quench – Model calculations
TLDR
In this paper, an aerosol kinetic model is applied to evaluate the feasibility of separating a stoichiometric mixture of zinc vapor and oxygen by a fast quench as proposed in the solar thermochemical Zn/ZnO cycle.About:
This article is published in Solar Energy.The article was published on 2008-11-01. It has received 34 citations till now. The article focuses on the topics: Zinc & Vapor pressure.read more
Citations
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Oxygen exchange materials for solar thermochemical splitting of H2O and CO2: a review
TL;DR: In this paper, a review summarizes state of the art metal oxide materials used in two-step thermochemical redox cycles for the production of H2 and CO from H2O and CO2 using concentrated solar energy.
Journal ArticleDOI
Efficiency of two-step solar thermochemical non-stoichiometric redox cycles with heat recovery
TL;DR: In this article, the impact of solid and gas phase heat recovery on the efficiency of a non-stoichiometric cerium dioxide-based H2O/CO2 splitting cycle realized in a solar-driven reactor is evaluated in a parametric thermodynamic analysis.
Journal ArticleDOI
Review of the Two-Step H2O/CO2-Splitting Solar Thermochemical Cycle Based on Zn/ZnO Redox Reactions
TL;DR: This article provides a comprehensive overview of the work to date on the two-step solar H2O and CO2 splitting thermochemical cycles with Zn/ZnO redox reactions to produce H2 and/or CO, i.e., synthesis gas—the precursor to renewable liquid hydrocarbon fuels.
Journal ArticleDOI
Advances in solar hydrogen production via two-step water-splitting thermochemical cycles based on metal redox reactions
TL;DR: In this paper, a review on the area of solar hydrogen production via two-step water-splitting thermochemical cycle is presented, with aspect to redox working materials, reactor design technology, general evaluation etc.
References
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Journal ArticleDOI
Solar thermochemical production of hydrogen--a review
Aldo Steinfeld,Aldo Steinfeld +1 more
TL;DR: In this paper, the authors review the underlying science and describes the technological advances in the field of solar thermochemical production of hydrogen that uses concentrated solar radiation as the energy source of high-temperature process heat.
Journal ArticleDOI
Solar hydrogen production via a two-step water-splitting thermochemical cycle based on Zn/ZnO redox reactions
Aldo Steinfeld,Aldo Steinfeld +1 more
TL;DR: In this article, a 2nd-law analysis performed on the closed cyclic process indicates a maximum exergy conversion efficiency of 29% (ratio of Δ G 298 K °| H 2 + 0.5 O 2 → H 2 O for the H 2 produced to the solar power input), when using a solar cavity-receiver operated at 2300 K and subjected to a solar flux concentration ratio of 5000.
Journal ArticleDOI
Kinetic nucleation theory: A new expression for the rate of homogeneous nucleation from an ideal supersaturated vapor
Steven L. Girshick,Chia Pin Chiu +1 more
TL;DR: In this paper, the authors extended Katz and Wiedersich's theory of homogeneous nucleation to derive a new expression for the rate of nucleation from an ideal supersaturated vapor.
Journal ArticleDOI
Solar-processed metals as clean energy carriers and water-splitters
TL;DR: Two-step solar thermochemical cycles and processes for the production of hydrogen, hydrocarbons, and synthesis gas are considered in this paper, where the thermodynamics of both reaction steps are examined and relevant experimental studies conducted using solar energy are reviewed.
Related Papers (5)
Solar hydrogen production via a two-step water-splitting thermochemical cycle based on Zn/ZnO redox reactions
Aldo Steinfeld,Aldo Steinfeld +1 more