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Article

Cost Analysis of Solar Reflective Hard-Coat Materials Deposited by Ion-Beam-Assisted Deposition

[+] Author and Article Information
C. E. Kennedy

National Renewable Energy Laboratory (NREL), 1617 Cole Boulevard, M/S 3321, Golden, CO 80401-3393

, 303-384-6272, 303-384-6103 (fax)

e-mail: cheryl_kennedy@nrel.gov

R. L. Swisher

Swisher and Associates, 8541 Devine Ave., Northfield, MN 55057-4320

, 507-645-5337, 507-645-6422 (fax)

e-mail: rswisher@deskmedia.com

J. Sol. Energy Eng 127(2), 270-276 (Apr 25, 2005) (7 pages) doi:10.1115/1.1861925 History: Received April 28, 2004; Revised June 28, 2004; Online April 25, 2005
Copyright © 2005 by ASME
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References

Short, W. D., 1988, “Optical Goals for Polymeric Film Reflectors,” SERI/SP-253-3383. Golden, CO: National Renewable Energy Laboratory.
Sahr, R., “Inflation Conversion Factors for Dollars 1665 to Estimated 2013,” Oregon State University, http://oregonstate.edu/Dept/pol_sci/fac/sahr/sahr.htm. Last modified March 4, 2003; accessed May 15, 2003.
Kennedy,  C. E., Smilgys,  R. V., Kirkpatric,  D. A., and Ross,  J. S., 1997, “Optical Performance and Durability of Solar Reflectors Protected by an Alumina Coating,” Thin Solid Films, 304, pp. 303–309.
Kennedy, C. E., and Smilgys, R. V., 2002, “Durability of Solar Reflective Materials with an Alumina Hard Coat Produced by Ion-Beam-Assisted Deposition,” Proceedings 2002 AIMICAL Fall Technical Conference; 16th International Conference on Vacuum Web Coating.
Smilgys, R. V., Isaacs, J. A., and Kennedy, C. E., 1996, “Solar Reflectors Protected by an Alumina Coating: Cost and Performance,” Proceedings 10th International Conference on Vacuum Web Coating, pp. 234–251.
Smilgys, R. V., and Kennedy, C. E., 2003, “Solar Reflective Material Produced Using a Laboratory Scale Roll Coater,” SVC 46 Annual Technical Conference Proceedings.
Kennedy, C. E., and Terwilliger, K., 2005, “Optical Durability of Candidate Solar Reflectors,” In publication, ISEC2004-65111, Proc. 2004 Solar Conf. and J Sol Energy Eng Trans ASME, 127 (2).
Kennedy, C. E., Swisher, R., and Smilgys, R. V., 2003, “Cost Analysis of Solar Reflective Hard Coat Materials,” Proceedings 2003 AIMICAL Fall Technical Conference; 17th International Conference on Vacuum Web Coating.
Gee, R., Private Communication, Solargenix Energy, Golden, CO, May 9, 2003.
Kuick, J., 2003, Private Communication, Cerac Inc., Milwaukee, WI, July 11, 2003; December 8, 2003.
Swisher, R., 2003, “Cost Analysis for Solar Reflective Materials” Subcontract #AAA-2-32468-01, Work performed by Swisher and Associates, Northfield, MN. Golden, CO: National Renewable Energy Laboratory.
Schiller, S., Neumann, M., Morgner, H., and Schiller, N., (1997), “Plasma-Activated High-Rate Deposition of Oxides on Plastic Films,” SVC 40th Annual Technical Conference Proceedings, pp. 203–210.

Figures

Grahic Jump Location
Original ASRM architecture
Grahic Jump Location
ASRM with adhesion-promoting interlayer and anti-soiling top layer
Grahic Jump Location
Comparison of machine burden. Modified ASRM, 1 μm Al2O3; 10–200 nm/s rate; PET substrate; 30% yield; high-purity Al2O3; $200/h (commercial) vs $100/h (bare bones) versus $50/ h (partially subsidized) versus $10/h (minimum) machine burden
Grahic Jump Location
Comparison of web width and alumina cost (i.e., purity). Modified ASRM, 1 μm Al2O3; 10–200 nm/s rate; PET substrate; 30% yield; 600 mm versus 1200 mm wide web; high-purity Al2O3 ($200/kg) versus lower-purity Al2O3 ($80/kg).
Grahic Jump Location
Comparison of multiple zones. Modified ASRM, 1 μm Al2O3; 10–200 nm/s rate; PET substrate; 30% yield; 1200 mm wide web; high-purity Al2O3 ($200 kg).

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