Solar Fixation of Atmospheric Nitrogen

[+] Author and Article Information
Michael Epstein, Rudi Bertocchi, Jacob Karni

Solar Research Facilities Unit, Weizmann Institute of Science, P.O. Box 26, Rehovot 76100, Israel

J. Sol. Energy Eng 126(1), 626-632 (Feb 12, 2004) (7 pages) doi:10.1115/1.1636190 History: Received January 01, 2003; Revised April 01, 2003; Online February 12, 2004
Copyright © 2004 by ASME
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Grahic Jump Location
Equilibrium composition for N2/O2=0.8/0.2
Grahic Jump Location
Equilibrium composition for N2/O2=0.5/0.5
Grahic Jump Location
Geometrical parameters used in the enhanced limiting sphere method for calculating the heat transfer between a particle and the surrounding gas
Grahic Jump Location
Calculated transient heating of a 1 μm black particle and the surrounding argon gas irradiated by 7 MW/m2 of solar radiation
Grahic Jump Location
Schematic layout of the particle receiver
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Effect of mass flow rate on exit gas temperature
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Calculated axial gas velocity of nitrogen; the gas temperature axial variation is assumed similar to walls; residence time is integrated from velocity; acceleration in cylindrical part is due to expansion and in conical part to area contraction
Grahic Jump Location
A scheme for solar fixation of atmospheric nitrogen and generation of electricity




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