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Aerosol deposition of thin-film solid electrolyte membranes for anode-supported solid oxide fuel cells

机译:薄膜固体电解质膜的气溶胶沉积阳极载体的固体氧化物燃料电池

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摘要

Development of a reliable, easily scalable and economically feasible technology for thin-film solid electrolyte fabrication is critical for the industrial production of solid oxide fuel cells (SOFCs). In the present work, the aerosol deposition (AD) technique has been appraised for this role. The thin-film membranes of 8 mol.% yttria-stabilized zirconia (8YSZ) solid electrolyte were applied onto two-layer anode supports, with subsequent screen-printing of the composite cathodes made of (La0.8Sr0.2)(0.)95MnO3-delta (LSM) and zirconia co-stabilized with 10 mol.% scandia and 1 mol.% ceria (10Sc1CeSZ). High quality of the thin membranes produced by the aerosol deposition was confirmed by scanning electron microscopy and electrochemical measurements, including the measurements of current-voltage dependencies and impedance spectroscopy. At 850 degrees C, the anode-supported SOFCs with wet hydrogen as fuel and air as an oxidant demonstrated the open-circuit voltage above 1.04 V, whilst the power density was higher than 500 mW/cm(2). (C) 2020 Elsevier B.V. All rights reserved.
机译:开发用于薄膜固体电解质制造的可靠,易于可扩展和经济可行的技术对于实体氧化物燃料电池(SOFC)的工业生产至关重要。在本作工作中,气溶胶沉积(AD)技术已被评估为此作用。将8摩尔的薄膜膜施加到两层阳极载体上,将亚钇稳定的氧化锆(8×SZ)固体电解质施加到两层阳极载体上,随后由(La0.8sr0.2)(0.)制成的复合阴极的丝网印刷95mNO3-二醇(LSM)和氧化锆,共稳定10摩尔。%Scandia和1mol。%Ceria(10sc1cesz)。通过扫描电子显微镜和电化学测量来确认由气溶胶沉积产生的高质量的气溶胶沉积,包括测量电流电压依赖性和阻抗光谱。在850℃下,用湿氢作为燃料和空气作为氧化剂的阳极支持的SOFC证明了高于1.04V的开路电压,同时功率密度高于500mW / cm(2)。 (c)2020 Elsevier B.v.保留所有权利。

著录项

  • 来源
    《Materials Letters》 |2020年第may1期|127439.1-127439.4|共4页
  • 作者单位

    RAS Inst Solid State Phys 2 Acad Osipyana Str Chernogolovka 142432 Moscow District Russia|Moscow Inst Phys & Technol 9 Inst Skiy Str Dolgoprudnyi 141701 Moscow District Russia;

    RAS Inst Solid State Phys 2 Acad Osipyana Str Chernogolovka 142432 Moscow District Russia|Moscow Inst Phys & Technol 9 Inst Skiy Str Dolgoprudnyi 141701 Moscow District Russia;

    RAS Inst Solid State Phys 2 Acad Osipyana Str Chernogolovka 142432 Moscow District Russia|Moscow Inst Phys & Technol 9 Inst Skiy Str Dolgoprudnyi 141701 Moscow District Russia;

    RAS Inst Problems Chem Phys 1 Acad Semenova Ave Chernogolovka 142432 Moscow District Russia;

    RAS Inst Solid State Phys 2 Acad Osipyana Str Chernogolovka 142432 Moscow District Russia;

    RAS Inst Problems Chem Phys 1 Acad Semenova Ave Chernogolovka 142432 Moscow District Russia;

    Biruch Innovat Ctr EFKO Grp Malobykovo 309927 Belgorod Distri Russia;

    RAS Inst Solid State Phys 2 Acad Osipyana Str Chernogolovka 142432 Moscow District Russia|Moscow Inst Phys & Technol 9 Inst Skiy Str Dolgoprudnyi 141701 Moscow District Russia;

  • 收录信息 美国《科学引文索引》(SCI);美国《工程索引》(EI);美国《生物学医学文摘》(MEDLINE);
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

    Aerosol deposition; Vacuum kinetic spraying (VKS); Solid oxide fuel cell; Thin-film electrolyte; Electrochemical performance;

    机译:气溶胶沉积;真空动力学喷涂(VK);固体氧化物燃料电池;薄膜电解质;电化学性能;
  • 入库时间 2022-08-18 22:20:59

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