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EP About this file: EP4345399

EP4345399 - SOLAR RECEIVER FOR HIGH TEMPERATURE APPLICATIONS [Right-click to bookmark this link]
StatusThe application has been published
Status updated on  01.03.2024
Database last updated on 18.05.2024
Most recent event   Tooltip01.03.2024Publication in section I.1 EP Bulletinpublished on 03.04.2024  [2024/14]
Applicant(s)For all designated states
ETH Zurich
Rämistrasse 101
8092 Zürich / CH
Inventor(s)01 / CASATI, Emiliano
8045 Zürich / CH
02 / STEINFELD, Aldo
5200 Brugg / CH
Application number, filing date22198281.228.09.2022
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
Search report(s)(Supplementary) European search report - dispatched on:EP22.02.2023
ClassificationIPC:F24S20/20, F24S80/50, F24S40/55
F24S20/20 (EP); F24S40/55 (EP); F24S80/50 (EP);
F24S90/00 (EP)
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2024/14]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
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Documents cited:Search[Y]US4164123  (SMITH OTTO J M [US]) [Y] 9-15 * the whole document *;
 [A]US4472367  (GIBSON JAMES O [US], et al) [A] 1-15 * the whole document *;
 [XY]US5421322  (KARNI JACOB [IL], et al) [X] 1-3,5-8 * the whole document * [Y] 9-15;
 [A]DE10020322  (DEUTSCH ZENTR LUFT & RAUMFAHRT [DE]) [A] 1-15 * the whole document *;
 [A]US6415783  (HARRISON JOHN [GB]) [A] 1-15 * the whole document *;
 [XY]US2006174866  (ZHANG YAOMING [CN]) [X] 1,4-7 * the whole document * [Y] 9,11-15;
 [A]US2010206298  (KARNI JACOB [IL]) [A] 1-15 * the whole document *;
 [A]CN102353153  (UNIV HUNAN) [A] 1-15 * abstract *;
 [A]WO2012083097  (UNIV DELAWARE [US], et al) [A] 1-15 * the whole document *;
 [A]DE102011004280  (SIEMENS AG [DE]) [A] 1-15 * the whole document *;
 [A]CH706970  (BECH ULRICH [MT]) [A] 1-15 * the whole document *;
 [A]US2014326235  (KLEIN HANNA H [IL], et al) [A] 1-15 * the whole document *;
 [A]WO2021127791  (SYNHELION SA [CH]) [A] 1-15* the whole document *;
 [A]US2022090825  (AMBROSETTI GIANLUCA [CH], et al) [A] 1-15 * the whole document *;
 [A]  - Z'GRAGGEN A ET AL, "Hydrogen production by steam-gasification of petroleum coke using concentrated solar power-II Reactor design, testing, and modeling", INTERNATIONAL JOURNAL OF HYDROGEN ENERGY, ELSEVIER, AMSTERDAM, NL, vol. 31, no. 6, doi:10.1016/J.IJHYDENE.2005.06.011, ISSN 0360-3199, (20060501), pages 797 - 811, (20060501), XP024900039 [A] 1-15 * the whole document *

by applicantCH713765
    - IEA, Heating, (20220300), URL:
    - A. HENRYR. PRASHERA. MAJUMDAR, "Five thermal energy grand challenges for decarbonization", Nature Energy, (20200000), vol. 5, pages 635 - 637
    - G. P. THIELA. K. STARK, "To decarbonize industry, we must decarbonize heat", Joule, (20210000), vol. 5, pages 531 - 550
    - T. NAEGLERS. SIMONM. KLEINH. C. GILS, "Quantification of the European industrial heat demand by branch and temperature level", International Journal of Energy Research, (20150000), vol. 39, pages 2019 - 2030
    - P. FRIEDLINGSTEIN, "Global Carbon Budget 2020", Earth System Science Data, (20200000), vol. 12, pages 3269 - 3340
    - C. K. HOB. D. IVERSON, "Review of high-temperature central receiver designs for concentrating solar power", Renewable and Sustainable Energy Reviews, (20140000), vol. 29, pages 835 - 846
    - W. E. C. PRITZKOW, "Pressure loaded volumetric ceramic receiver", Solar Energy Materials, (19910000), vol. 24, doi:10.1016/0165-1633(91)90086-Z, pages 498 - 507, XP000257328

    - C. A. KLEIN, "High-energy laser windows: Case of fused silica", Optical Engineering, (20100000), vol. 49
    - C. A. KLEIN, "Thermal shock resistance of infrared transmitting windows and domes", Optical Engineering, (19980000), vol. 37, doi:10.1117/1.601820, pages 2826 - 2836, XP000788491

    - G. LIANGI. MUDAWAR, "Review of spray cooling - Part 2: High temperature boiling regimes and quenching applications", International Journal of Heat and Mass Transfer, (20170000), vol. 115, pages 1206 - 1222
    - G. AMBROSETTIP. GOOD, "A novel approach to high temperature solar receivers with an absorbing gas as heat transfer fluid and reduced radiative losses", Solar Energy, (20190000), pages 521 - 531
    - IEA, Cement, (20220300), URL:
    - M. SEDIGHIR. V. PADILLAR. A. TAYLORM. LAKEI. IZADGOSHASBA. ROSE, "High-temperature, point-focus, pressurised gas-phase solar receivers: A comprehensive review", Energy Conversion and Management, (20190000), vol. 185, doi:10.1016/j.enconman.2019.02.020, pages 678 - 717, XP085632291

    - A. KRIBUSP. DORONR. RUBINR. REUVENE. TARAGANS. DUCHANJ. KAMI, "Performance of the Directly-Irradiated Annular Pressurized Receiver ({DIAPR}) Operating at 20 Bar and 1,200 ° C", Journal of Solar Energy Engineering, (20011100), vol. 123, pages 10 - 17
    - J. KAMIA. KRIBUSB. OSTRAICHE. KOCHAVI, "A high-pressure window for volumetric solar receivers", Journal of Solar Energy Engineering, Transactions of the ASME, (19980000), vol. 120, pages 101 - 107
    - V. R. PATILF. KIENERA. GRYLKAA. STEINFELD, "Experimental of a solar air cavity-receiver with reticulated porous ceramic absorbers for thermal processing at above 1000 °C", Solar Energy, (20210000), vol. 214, doi:10.1016/j.solener.2020.11.045, pages 72 - 85, XP086448241

    - SYNHELION, Press release, (20200000), URL:
    - R. BUCKT. BRAUNINGT. DENKM. PFANDERP. SCHWARZBOZLF. TELLEZ, "Solar-hybrid gas turbine-based power tower systems (REFOS", Journal of Solar Energy Engineering, Transactions of the ASME, (20020000), vol. 124, pages 2 - 9
    - P. POZIVILN. ETTLINF. STUCKERA. STEINFELD, "Modular Design and Experimental Testing of a 50 kW_(th) Pressurized-Air Solar Receiver for Gas Turbines", Journal of Solar Energy Engineering, (20150000), vol. 137, pages 031002 - 031002
    - P. WANGJ. B. LIF. W. BAID. Y. LIUC. XUL. ZHAOZ. F. WANG, "Experimental and theoretical evaluation on the thermal performance of a windowed volumetric solar receiver", Energy, (20170000), vol. 119, doi:10.1016/, pages 652 - 661, XP029899956

    - M. ROMEROA. STEINFELD, "Concentrating solar thermal power and thermochemical fuels", Energy and Environmental Science, (20120000), vol. 5, pages 9234 - 9245
    - R. SCHAPPID. RUTZF. DAHLERA. MUROYAMAP. HAUETERJ. LILLIESTAMA. PATTP. FURLERA. STEINFELD, "Drop-in fuels from sunlight and air", Nature, (20220000), vol. 601, doi:10.1038/s41586-021-04174-y, pages 63 - 68, XP037656901

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