METHOD OF MAKING A FUEL CELL DEVICE ASSEMBLY AND FRAME

    公开(公告)号:WO2006060143A3

    公开(公告)日:2006-06-08

    申请号:PCT/US2005/041025

    申请日:2005-11-14

    Abstract: An exemplary method of making a fuel cell device assemblies includes the steps of: (i) providing a ceramic batch; (ii) extruding the ceramic batch through a die and a mask to form green extrudate that, in cross-section, has at least 10 cells/in 2 and wall thickness of 50 mils or less; (iii) cutting the green extrudate to an appropriate length to form a green frame blank; (iv) sintering the green frame blank at a temperature of at least 1200°C, preferably at a temperature of between 1400°C and 1600°C for at least one hour to form a ceramic frame with a plurality of parallel channels; (v) inserting at least one fuel cell array into its designated position within the ceramic frame; and (vi) sealing the at least one fuel cell array to the frame.

    SOLID OXIDE FUEL CELL SYSTEMS
    5.
    发明申请
    SOLID OXIDE FUEL CELL SYSTEMS 审中-公开
    固体氧化物燃料电池系统

    公开(公告)号:WO2009148505A3

    公开(公告)日:2010-02-18

    申请号:PCT/US2009003110

    申请日:2009-05-20

    Abstract: According to one embodiment of the present invention a fuel cell system comprises: (i) a plurality of fuel cell packets, each packet comprising at least one fuel inlet, at least one fuel outlet, a frame, and two multi-cell fuel cell devices, the fuel cell devices situated such that an anode side of one fuel cell device faces an anode side of another fuel cell device, and the two fuel cell devices, in combination, at least partially form a fuel chamber connected to the fuel inlet and the fuel outlet; (ii) a plurality of heat exchange packets, each packet comprising at least one oxidant inlet, at least one oxidant outlet, and an internal oxidant chamber connected to the at least one oxidant inlet and the least one oxidant outlet; the heat exchange packets being parallel to and interspersed between the fuel cell packets, such that the heat exchange packets face the fuel cell packets and form, at least in part, a plurality of cathode reaction chambers between the heat exchange packets and the fuel cell packets; (iii) a housing supporting and enclosing the fuel packets and the heat exchange packets; (iv) an oxidant inlet plenum operatively connected to oxidant inlets of the heat exchange packets; (v) an oxidant exhaust plenum operatively connected to the cathode reaction chambers; (vi) an inlet fuel manifold connected to fuel inlets of the fuel cell packets; and (vii) an exhaust fuel manifold connected to the fuel outlets of the fuel cell packets.

    Abstract translation: 根据本发明的一个实施例,燃料电池系统包括:(i)多个燃料电池组,每个分组包括至少一个燃料入口,至少一个燃料出口,框架和两个多单元燃料电池装置 燃料电池装置被设置为使得一个燃料电池装置的阳极侧面对另一个燃料电池装置的阳极侧,并且两个燃料电池装置组合至少部分地形成连接到燃料入口的燃料室和 燃料出口 (ii)多个热交换包,每个包包含至少一个氧化剂入口,至少一个氧化剂出口和连接到所述至少一个氧化剂入口和所述至少一个氧化剂出口的内部氧化剂室; 所述热交换包平行于并分散在所述燃料电池包之间,使得所述热交换包面对所述燃料电池包,并且至少部分地形成所述热交换包与所述燃料电池包之间的多个阴极反应室 ; (iii)支撑和封闭燃料包和热交换包的壳体; (iv)可操作地连接到热交换包的氧化剂入口的氧化剂入口增压室; (v)可操作地连接到阴极反应室的氧化剂排气室; (vi)连接到燃料电池组的燃料入口的入口燃料歧管; 和(vii)连接到燃料电池组件的燃料出口的排气燃料歧管。

    THERMO-MECHANICAL ROBUST SEAL STRUCTURE FOR SOLID OXIDE FUEL CELLS
    6.
    发明申请
    THERMO-MECHANICAL ROBUST SEAL STRUCTURE FOR SOLID OXIDE FUEL CELLS 审中-公开
    固体氧化物燃料电池的机械式机械密封结构

    公开(公告)号:WO2008073328A1

    公开(公告)日:2008-06-19

    申请号:PCT/US2007/025135

    申请日:2007-12-07

    Abstract: A solid oxide fuel cell (10) comprising a thin ceramic electrolyte sheet (50) having an increased street width (22) is disclosed. Also disclosed are solid oxide fuel cells comprising: a substantially flat ceramic electrolyte sheet (50), a substantially flat ceramic electrolyte sheet having a seal area (34) of greater thickness than the active area of the electrolyte sheet, a ceramic electrolyte sheet (50) that overhangs (36) the seal area (34), a ceramic electrolyte sheet and at least one substantially flat border material, and a border material having a non-linear edge. Methods of making a solid oxide fuel cell in accordance with the disclosed embodiments are also disclosed. Also disclosed are methods of making a solid oxide fuel cell (10) wherein the seal (40) has a uniform thickness, wherein the seal (40) is heated to remove a volatile component prior to sealing, and' wherein the distance between the frame (60) and the ceramic electrolyte sheet (50) of the device (10) is constant.

    Abstract translation: 公开了一种包括具有增加的街道宽度(22)的薄陶瓷电解质片(50)的固体氧化物燃料电池(10)。 还公开了固体氧化物燃料电池,其包括:基本上平坦的陶瓷电解质片(50),具有比电解质片的有效面积大的厚度的密封区域(34)的基本平坦的陶瓷电解质片,陶瓷电解质片 (36),密封区域(34),陶瓷电解质片和至少一个基本平坦的边界材料,以及具有非线性边缘的边界材料。 还公开了根据所公开的实施方案制备固体氧化物燃料电池的方法。 还公开了制造固体氧化物燃料电池(10)的方法,其中密封件(40)具有均匀的厚度,其中密封件(40)被加热以在密封之前去除挥发性组分,并且“其中框架 (60)和装置(10)的陶瓷电解质片(50)是恒定的。

    SOLID OXIDE FUEL CELL DEVICE WTH A COMPONENT HAVING A PROTECTIVE COATING AND METHOD FOR MAKING SUCH
    8.
    发明申请
    SOLID OXIDE FUEL CELL DEVICE WTH A COMPONENT HAVING A PROTECTIVE COATING AND METHOD FOR MAKING SUCH 审中-公开
    固体氧化物燃料电池装置,具有保护性涂料的组分及其制备方法

    公开(公告)号:WO2005024986A3

    公开(公告)日:2005-12-29

    申请号:PCT/US2004024401

    申请日:2004-07-28

    Abstract: A solid oxide fuel cell device comprises: (a) zirconia based electrolyte; (b) at least one ectrode situated on the electrolyte; (c) a component situated in close proximity to the electrolyte, the component comprising at least one metal or metal oxide capable, at temperatures of above 625°C, of: (i) migrating to the surface of this component, and (ii) being re-deposited on said at least one electrode; and (d) a protective coating situated on at least one surface of this component. The protective coating substantially prevents the at least one metal or metal oxide from leaving the surface of the component, which is situated under said protective coating. The protective coating is also being substantially impermeable to oxygen.

    Abstract translation: 固体氧化物燃料电池装置包括:(a)氧化锆基电解质; (b)位于电解质上的至少一个电极; (c)位于电解质附近的组分,所述组分包含至少一种能够在625℃以上的温度下的金属或金属氧化物:(i)迁移到该组分的表面,和(ii) 重新沉积在所述至少一个电极上; 和(d)位于该组分的至少一个表面上的保护涂层。 保护涂层基本上防止至少一种金属或金属氧化物离开位于所述保护涂层下方的部件的表面。 保护涂层也基本上不透氧。

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