JP5368062B2 - 固体酸化物型燃料電池 - Google Patents
固体酸化物型燃料電池 Download PDFInfo
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- JP5368062B2 JP5368062B2 JP2008291857A JP2008291857A JP5368062B2 JP 5368062 B2 JP5368062 B2 JP 5368062B2 JP 2008291857 A JP2008291857 A JP 2008291857A JP 2008291857 A JP2008291857 A JP 2008291857A JP 5368062 B2 JP5368062 B2 JP 5368062B2
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- 239000000446 fuel Substances 0.000 title claims abstract description 98
- 239000007787 solid Substances 0.000 title claims abstract description 17
- 239000002245 particle Substances 0.000 claims abstract description 42
- 239000002737 fuel gas Substances 0.000 claims abstract description 7
- 239000007784 solid electrolyte Substances 0.000 claims description 50
- 239000001301 oxygen Substances 0.000 claims description 14
- 229910052760 oxygen Inorganic materials 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 239000003792 electrolyte Substances 0.000 abstract description 66
- 239000010410 layer Substances 0.000 description 181
- 230000002093 peripheral effect Effects 0.000 description 18
- 238000006243 chemical reaction Methods 0.000 description 13
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 11
- 239000000463 material Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 11
- 239000011195 cermet Substances 0.000 description 10
- 230000008646 thermal stress Effects 0.000 description 9
- 239000011521 glass Substances 0.000 description 8
- 229910001233 yttria-stabilized zirconia Inorganic materials 0.000 description 8
- 230000008602 contraction Effects 0.000 description 7
- 230000007423 decrease Effects 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- -1 oxygen ions Chemical class 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 5
- 238000010304 firing Methods 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 5
- 229910000859 α-Fe Inorganic materials 0.000 description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- 238000002425 crystallisation Methods 0.000 description 4
- 230000008025 crystallization Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 229910052746 lanthanum Inorganic materials 0.000 description 3
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 238000007639 printing Methods 0.000 description 3
- 239000003566 sealing material Substances 0.000 description 3
- 230000035882 stress Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 2
- 241000968352 Scandia <hydrozoan> Species 0.000 description 2
- QBYHSJRFOXINMH-UHFFFAOYSA-N [Co].[Sr].[La] Chemical compound [Co].[Sr].[La] QBYHSJRFOXINMH-UHFFFAOYSA-N 0.000 description 2
- GMPSWULASZPKFN-UHFFFAOYSA-N [O-2].[Ce+3].[Pt+2] Chemical compound [O-2].[Ce+3].[Pt+2] GMPSWULASZPKFN-UHFFFAOYSA-N 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- HJGMWXTVGKLUAQ-UHFFFAOYSA-N oxygen(2-);scandium(3+) Chemical compound [O-2].[O-2].[O-2].[Sc+3].[Sc+3] HJGMWXTVGKLUAQ-UHFFFAOYSA-N 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 229910052707 ruthenium Inorganic materials 0.000 description 2
- 229910002080 8 mol% Y2O3 fully stabilized ZrO2 Inorganic materials 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910002127 La0.6Sr0.4Co0.2Fe0.8O3 Inorganic materials 0.000 description 1
- QJRCIEXSDUFJOT-UHFFFAOYSA-N OB(O)O.O[Si](O)(O)O Chemical compound OB(O)O.O[Si](O)(O)O QJRCIEXSDUFJOT-UHFFFAOYSA-N 0.000 description 1
- BQENXCOZCUHKRE-UHFFFAOYSA-N [La+3].[La+3].[O-][Mn]([O-])=O.[O-][Mn]([O-])=O.[O-][Mn]([O-])=O Chemical compound [La+3].[La+3].[O-][Mn]([O-])=O.[O-][Mn]([O-])=O.[O-][Mn]([O-])=O BQENXCOZCUHKRE-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 229910000420 cerium oxide Inorganic materials 0.000 description 1
- WEDXVUHOBZDVHR-UHFFFAOYSA-N cerium(3+) oxygen(2-) ruthenium(3+) Chemical compound [O-2].[Ce+3].[Ru+3].[O-2].[O-2] WEDXVUHOBZDVHR-UHFFFAOYSA-N 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 229910052963 cobaltite Inorganic materials 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000007606 doctor blade method Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000002241 glass-ceramic Substances 0.000 description 1
- 229910000856 hastalloy Inorganic materials 0.000 description 1
- 229910001055 inconels 600 Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910002119 nickel–yttria stabilized zirconia Inorganic materials 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000005368 silicate glass Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- RUDFQVOCFDJEEF-UHFFFAOYSA-N yttrium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[Y+3].[Y+3] RUDFQVOCFDJEEF-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
- H01M8/2483—Details of groupings of fuel cells characterised by internal manifolds
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0258—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant
- H01M8/0263—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant having meandering or serpentine paths
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/12—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
- H01M8/124—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte
- H01M8/1246—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte the electrolyte consisting of oxides
- H01M8/1253—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte the electrolyte consisting of oxides the electrolyte containing zirconium oxide
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2404—Processes or apparatus for grouping fuel cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/241—Grouping of fuel cells, e.g. stacking of fuel cells with solid or matrix-supported electrolytes
- H01M8/2425—High-temperature cells with solid electrolytes
- H01M8/2432—Grouping of unit cells of planar configuration
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0258—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
Description
図1は、本発明の実施形態に係るデバイスである固体酸化物型燃料電池(以下、単に「燃料電池」と称呼する。)10の破断斜視図である。図2は、燃料電池10の部分分解斜視図である。燃料電池10は、薄板体11とセパレータ12(支持部材)とが交互に積層されることにより形成されている。即ち、燃料電池10は、平板スタック構造を備えている。
(1/2)・O2+2e−→O2− (於:空気極層11c) …(1)
H2+O2−→H2O+2e− (於:燃料極層11b) …(2)
以下、薄板体11の詳細について説明する。薄板体11の部分側面図である図6に示すように、燃料極層11bは、Ni及びYSZの微細な(例えば、1μm未満の粒径を有する)粒子からなる多孔質層である。空気極層11cは、LSCFの微細な(例えば、1μm未満の粒径を有する)粒子からなる多孔質層である。
以下、燃料電池10の製造方法の一例について簡単に説明する。先ず、薄板体11の製造方法について説明する。先ず、シート(燃料極層11bとなる層)の下面に、図8に示すように、YSZの微細な粒径(例えば、1μm以下)の粉末からなるセラミックグリーンシート(電解質層11aとなる層)が積層される。なお、シート(燃料極層11bとなる層)の下面に、上記粉末からなるシート(電解質層11aとなる層)が印刷法により形成されてもよい。
以下、上述のように、薄板体11の電解質層11aを、厚さが0.3μm以上且つ5μm以下であって、且つ厚さ方向において単一の粒子から構成したことによる作用・効果について述べる。
Claims (5)
- 固体電解質層と、前記固体電解質層の上面に形成された燃料極層と、前記固体電解質層の下面に形成された空気極層とが積層・焼成されてなる1又は複数の薄板体と、
前記1又は複数の薄板体を支持する複数の支持部材と、
を備え、前記薄板体と前記支持部材とが1つずつ交互に積層されてなり、
前記各薄板体について、前記薄板体と前記薄板体の上方に隣接する前記支持部材との間にて燃料ガスの流路である燃料流路が区画・形成され、前記薄板体と前記薄板体の下方に隣接する前記支持部材との間にて酸素を含むガスの流路である空気流路が区画・形成された固体酸化物型燃料電池において、
前記固体電解質層の厚さは、0.3μm以上且つ5μm以下であって、前記固体電解質層は、前記固体電解質層の厚さ方向において単一の粒子から構成され、前記粒子は、前記固体電解質層の平面方向に膨らんだ扁平形状を呈している固体酸化物型燃料電池。 - 請求項1に記載の固体酸化物型燃料電池において、
前記薄板体の厚さは、20μm以上且つ200μm以下である固体酸化物型燃料電池。 - 請求項1又は請求項2に記載の固体酸化物型燃料電池において、
前記固体電解質層の厚さは、0.3μm以上且つ2μm以下である、固体酸化物型燃料電池。 - 固体電解質層と、
前記固体電解質層の上面に形成された燃料極層と、
前記固体電解質層の下面に形成された空気極層と、
が積層・焼成されてなる固体酸化物型燃料電池であって、
前記固体電解質層の厚さは、0.3μm以上且つ5μm以下であって、前記固体電解質層は、前記固体電解質層の厚さ方向において単一の粒子から構成され、前記粒子は、前記固体電解質層の平面方向に膨らんだ扁平形状を呈している固体酸化物型燃料電池。 - 請求項4に記載の固体酸化物型燃料電池において、
前記固体電解質層の厚さは、0.3μm以上且つ2μm以下である、固体酸化物型燃料電池。
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JP2008291857A JP5368062B2 (ja) | 2008-01-30 | 2008-11-14 | 固体酸化物型燃料電池 |
US12/350,323 US8956780B2 (en) | 2008-01-30 | 2009-01-08 | Solid oxide fuel cell |
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JP2008018470 | 2008-01-30 | ||
JP2008018470 | 2008-01-30 | ||
JP2008291857A JP5368062B2 (ja) | 2008-01-30 | 2008-11-14 | 固体酸化物型燃料電池 |
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JP2009206080A5 JP2009206080A5 (ja) | 2011-09-08 |
JP5368062B2 true JP5368062B2 (ja) | 2013-12-18 |
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WO2010107228A2 (ko) * | 2009-03-16 | 2010-09-23 | 한국과학기술연구원 | 기공 경사 구조의 나노 기공성 층을 포함하는 연료극 지지형 고체 산화물 연료 전지 및 그 제조 방법 |
TWI472090B (zh) * | 2011-04-22 | 2015-02-01 | Univ Nat Cheng Kung | Fuel cell solid electrolyte structure |
JP7465849B2 (ja) * | 2021-06-10 | 2024-04-11 | 森村Sofcテクノロジー株式会社 | 電気化学反応単セルおよび電気化学反応セルスタック |
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JPH1116585A (ja) * | 1997-06-26 | 1999-01-22 | Tokyo Gas Co Ltd | 平板型固体電解質燃料電池及びその積層方法 |
US7033637B1 (en) * | 1999-01-12 | 2006-04-25 | Microcoating Technologies, Inc. | Epitaxial thin films |
JP4811622B2 (ja) * | 2001-05-01 | 2011-11-09 | 日産自動車株式会社 | 固体電解質型燃料電池 |
JP2004207088A (ja) * | 2002-12-26 | 2004-07-22 | Nissan Motor Co Ltd | ガス透過性基体及びこれを用いた固体酸化物形燃料電池 |
CA2452657C (en) | 2003-02-18 | 2009-03-03 | Sulzer Markets And Technology Ag | A power source with solid oxide fuel cells |
US7527888B2 (en) * | 2003-08-26 | 2009-05-05 | Hewlett-Packard Development Company, L.P. | Current collector supported fuel cell |
US20060189142A1 (en) * | 2004-06-30 | 2006-08-24 | Yuji Saito | Method for making a sub-micron solid oxide electrolyte membrane |
US7303833B2 (en) * | 2004-12-17 | 2007-12-04 | Corning Incorporated | Electrolyte sheet with a corrugation pattern |
JP2006286607A (ja) * | 2005-03-07 | 2006-10-19 | Dainippon Printing Co Ltd | 固体酸化物形燃料電池 |
WO2007024907A2 (en) * | 2005-08-23 | 2007-03-01 | Massachusetts Institute Of Technology | Micro fuel cell |
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JP2009206080A (ja) | 2009-09-10 |
US8956780B2 (en) | 2015-02-17 |
US20090191440A1 (en) | 2009-07-30 |
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