RU2007124483A - Структура уплотненного узла соединения для электрохимического устройства - Google Patents

Структура уплотненного узла соединения для электрохимического устройства Download PDF

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RU2007124483A
RU2007124483A RU2007124483/09A RU2007124483A RU2007124483A RU 2007124483 A RU2007124483 A RU 2007124483A RU 2007124483/09 A RU2007124483/09 A RU 2007124483/09A RU 2007124483 A RU2007124483 A RU 2007124483A RU 2007124483 A RU2007124483 A RU 2007124483A
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connection node
electrode
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metal casing
solder
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Майкл С. ТАКЕР (US)
Майкл С. ТАКЕР
Крейг П. ЯКОБСОН (US)
Крейг П. ЯКОБСОН
ЙОНГЕ Лютгард С. ДЕ (US)
ЙОНГЕ Лютгард С. ДЕ
Стивен Джей ВИСКО (US)
Стивен Джей ВИСКО
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Члены Правления Университета Калифорнии (Us)
Члены Правления Университета Калифорнии
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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
    • H01M8/02—Details
    • H01M8/0271—Sealing or supporting means around electrodes, matrices or membranes
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/016—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on manganites
    • C—CHEMISTRY; METALLURGY
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    • C04B37/00—Joining burned ceramic articles with other burned ceramic articles or other articles by heating
    • C04B37/003—Joining burned ceramic articles with other burned ceramic articles or other articles by heating by means of an interlayer consisting of a combination of materials selected from glass, or ceramic material with metals, metal oxides or metal salts
    • C04B37/006—Joining burned ceramic articles with other burned ceramic articles or other articles by heating by means of an interlayer consisting of a combination of materials selected from glass, or ceramic material with metals, metal oxides or metal salts consisting of metals or metal salts
    • C—CHEMISTRY; METALLURGY
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    • C04B37/00—Joining burned ceramic articles with other burned ceramic articles or other articles by heating
    • C04B37/02—Joining burned ceramic articles with other burned ceramic articles or other articles by heating with metallic articles
    • C04B37/023—Joining burned ceramic articles with other burned ceramic articles or other articles by heating with metallic articles characterised by the interlayer used
    • C04B37/026—Joining burned ceramic articles with other burned ceramic articles or other articles by heating with metallic articles characterised by the interlayer used consisting of metals or metal salts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/183—Sealing members
    • H01M50/186—Sealing members characterised by the disposition of the sealing members
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/183—Sealing members
    • H01M50/19—Sealing members characterised by the material
    • H01M50/191—Inorganic material
    • 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
    • H01M8/243—Grouping of unit cells of tubular or cylindrical configuration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2315/00—Other materials containing non-metallic inorganic compounds not provided for in groups B32B2311/00 - B32B2313/04
    • B32B2315/02—Ceramics
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
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    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
    • C04B2235/3227—Lanthanum oxide or oxide-forming salts thereof
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    • C04B2237/00—Aspects relating to ceramic laminates or to joining of ceramic articles with other articles by heating
    • C04B2237/02—Aspects relating to interlayers, e.g. used to join ceramic articles with other articles by heating
    • C04B2237/12—Metallic interlayers
    • C04B2237/125—Metallic interlayers based on noble metals, e.g. silver
    • C—CHEMISTRY; METALLURGY
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    • C04B2237/00—Aspects relating to ceramic laminates or to joining of ceramic articles with other articles by heating
    • C04B2237/30—Composition of layers of ceramic laminates or of ceramic or metallic articles to be joined by heating, e.g. Si substrates
    • C04B2237/32—Ceramic
    • C04B2237/34—Oxidic
    • C04B2237/345—Refractory metal oxides
    • C04B2237/348—Zirconia, hafnia, zirconates or hafnates
    • 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
    • Y02E60/10—Energy storage using batteries
    • 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
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    • Y02E60/30—Hydrogen technology
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    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49108—Electric battery cell making
    • Y10T29/4911—Electric battery cell making including sealing

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Electrochemistry (AREA)
  • Ceramic Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Sustainable Energy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Fuel Cell (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)

Claims (21)

1. Узел соединения для электрохимического устройства, содержащий металлический кожух узла соединения; первый пористый электрод; второй пористый электрод, отделенный от первого пористого электрода твердым электролитом; и изолирующий элемент, размещенный между металлическим кожухом узла соединения и электролитом и вторым электродом; и один или более участков твердого припоя, структурно и электрически соединяющих первый электрод с металлическим кожухом узла соединения и формирующих газонепроницаемое уплотнение между первым электродом и вторым электродом.
2. Узел соединения по п.1, отличающийся тем, что структурное и электрическое соединение между первым электродом и металлическим кожухом узла соединения и газонепроницаемое уплотнение между первым электродом и вторым электродом - оба обеспечены одним участком твердого припоя, соединяющим первый электрод, металлический кожух узла соединения и электролит.
3. Узел соединения по п.1, отличающийся тем, что изолирующий элемент является плотным.
4. Узел соединения по пп.1 и 3, отличающийся тем, что структурное и электрическое соединение между первым электродом и металлическим кожухом узла соединения обеспечено первым участком твердого припоя, а газонепроницаемое уплотнение между первым электродом и вторым электродом обеспечено вторым участком твердого припоя, соединяющим изолирующий элемент с электролитом, и третьим участком твердого припоя, соединяющим изолирующий элемент с металлическим кожухом узла соединения.
5. Узел соединения по п.4, отличающийся тем, что второй участок твердого припоя также соединяет второй электрод.
6. Узел соединения по п.1, отличающийся тем, что первый электрод содержит металл.
7. Узел соединения по п.1, отличающийся тем, что второй электрод содержит металл.
8. Узел соединения по пп.6 и 7, отличающийся тем, что металл первого и/или второго электрода содержит токовый коллектор из нержавеющей стали или Ag.
9. Узел соединения по п.8, отличающийся тем, что токовый коллектор выполнен из нержавеющей стали.
10. Узел соединения по п.1, отличающийся тем, что изолирующий элемент содержит материал, выбранный из группы, состоящей из плотной керамики, пористой керамики, адгезива на основе керамики, адгезива на основе стекла или стеклянного элемента.
11. Узел соединения по п.1, отличающийся тем, что узел соединяет соседние ячейки электрохимического устройства, образуя сборку из последовательно соединенных ячеек, а металлический кожух узла соединения соединен также с соседней ячейкой.
12. Узел соединения по п.1, отличающийся тем, что один или более участков твердого припоя состоят из материала, выбранного из группы, состоящей из сплавов Ag, Au, Cu, Ni и твердых припоев, смешанных с одним или более керамическими наполнителями.
13. Узел соединения по п.12, отличающийся тем, что один или более керамических наполнителей твердого припоя имеют коэффициент теплового расширения, не превышающий 6×10-6 1/К.
14. Узел соединения по п.13, отличающийся тем, что наполнитель выбран из группы, состоящей из титаната алюминия/магния, вольфрамата циркония или их смеси.
15. Узел соединения по п.1, отличающийся тем, что состав электролита модифицирован с целью его упрочнения или полностью заменен на более прочный материал вблизи узла соединения.
16. Узел соединения по п.15, отличающийся тем, что электролит содержит диоксид циркония, стабилизированный оксидом иттрия (YSZ), модифицированный Al2O3.
17. Узел соединения по п.10, отличающийся тем, что изолирующий элемент представляет собой адгезив, а поверхности металлического кожуха узла соединения, контактирующей с изолирующим элементом, придана шероховатость.
18. Узел соединения по п.1, отличающийся тем, что электрохимическое устройство представляет собой твердооксидный топливный элемент.
19. Узел соединения по п.1, отличающийся тем, что электрохимическое устройство имеет трубчатую форму.
20. Способ изготовления узла соединения для высокотемпературного электрохимического устройства, содержащий этап создания металлического кожуха узла соединения, первого пористого электрода, второго пористого электрода, отделенного от первого пористого электрода твердым электролитом, и изолирующего элемента, размещенного между металлическим кожухом узла соединения и электролитом и вторым электродом; и этап формирования одного или более участков твердого припоя, структурно и электрически соединяющих первый электрод с металлическим кожухом узла соединения и образующих газонепроницаемое уплотнение между первым электродом и вторым электродом.
21. Способ по п.20, отличающийся тем, что один или более участков твердого припоя формируют в одну операцию пайки твердым припоем.
RU2007124483/09A 2004-11-30 2005-11-28 Структура уплотненного узла соединения для электрохимического устройства RU2389110C2 (ru)

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JP2008522370A (ja) 2008-06-26
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