Advances in Parabolic Trough Solar Power Technology

[+] Author and Article Information
Hank Price

National Renewable Energy Laboratory, 1617 Cole Blvd., Golden, COe-mail: henry_price@nrel.gov

Eckhard Lüpfert

DLR Plataforma Solar de Almerı́a, Apartado 39, Tabernas E-04200 Almerı́a, Spain

David Kearney

Kearney & Associates, P.O. Box 2568, Vashon, WA 98070e-mail: dkearney@attglobal.net

Eduardo Zarza

CIEMAT*—PSA, Apartado 22, Tabernas E-04200 Almerı́a, Spain

Gilbert Cohen, Randy Gee

Duke Solar, 2101-115 Westinghouse Blvd., Raleigh, NC 27604e-mail: dukesolar@cs.com

Rod Mahoney

Sandia National Laboratories, P.O. Box 5800, Albuquerque, NM 87185e-mail: armahon@sandia.gov

J. Sol. Energy Eng 124(2), 109-125 (Apr 24, 2002) (17 pages) doi:10.1115/1.1467922 History: Received July 01, 2001; Revised January 01, 2002; Online April 24, 2002
Copyright © 2002 by ASME
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Process flow schematic of large-scale parabolic trough solar power plant (Flabeg Solar International)
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SEGS III–SEGS VII solar plants at Kramer Junction, CA. The large fields with rows of parabolic trough collectors are readily apparent. The five 30-MWe power plants can be observed near the center of each solar field.
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Parabolic trough collector (source: PSA)
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LS-3 space frame, EuroTrough torque-box, and Duke Solar Space Frame concentrator designs. (source: EuroTrough and Duke Solar)
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The EuroTrough collector prototype under test at PSA (Source: PSA)
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Wind tunnel testing of parabolic trough collectors to achieve optimized structural design (source: Duke Solar)
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Heat collection element (HCE) (source: Flabeg Solar International)
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Solel UVAC receiver test at SEGS VI (source: KJC Operating Company)
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Trough receiver with secondary reflector (source: Duke Solar)
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Two-Tank indirect trough thermal storage design (Source: Nexant)
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Scheme of an ISCCS power plant with a dual-pressure-reheat steam cycle using solar energy to replace latent heat of evaporation in the high-pressure part (source: TIPP)
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The three basic DSG processes: once-through (top), injection (center), and recirculation (bottom) (source: DISS)
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Basic organic Rankine cycle (source: NREL)




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