CN104393315A - Solid oxide fuel cell stainless steel bipolar connector and manufacturing method thereof - Google Patents

Solid oxide fuel cell stainless steel bipolar connector and manufacturing method thereof Download PDF

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Publication number
CN104393315A
CN104393315A CN201410529092.2A CN201410529092A CN104393315A CN 104393315 A CN104393315 A CN 104393315A CN 201410529092 A CN201410529092 A CN 201410529092A CN 104393315 A CN104393315 A CN 104393315A
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stainless steel
fuel cell
solid oxide
oxide fuel
concentration
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孙俊才
程付鹏
季世军
李嵩
文钟晟
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Dalian Maritime University
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Dalian Maritime University
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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
    • H01M8/0297—Arrangements for joining electrodes, reservoir layers, heat exchange units or bipolar separators to each other
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00—Electroplating: Baths therefor
    • C25D3/02—Electroplating: Baths therefor from solutions
    • C25D3/12—Electroplating: Baths therefor from solutions of nickel or cobalt
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00—Electroplating: Baths therefor
    • C25D3/02—Electroplating: Baths therefor from solutions
    • C25D3/56—Electroplating: Baths therefor from solutions of alloys
    • 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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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • General Chemical & Material Sciences (AREA)
  • Fuel Cell (AREA)

Abstract

The invention discloses a solid oxide fuel cell stainless steel bipolar connector and a manufacturing method thereof. The iron-based connector comprises a base and a surface modification layer arranged on the surface of the base. The base is a ferrite stainless steel plate with thickness of 0.3-3.0mm and chromium content of 10-30wt%. The surface modification layer is a spinel-structure alloy oxide with thickness of 3-30 microns. The solid oxide fuel cell stainless steel bipolar connector has excellent high temperature oxidation resistance and good electronic conductivity. The manufacturing method has simple processes and realizes compact combination of the spinel oxide modification layer and the base. The solid oxide fuel cell stainless steel bipolar connector has excellent interfacial compatibility, produces modification layer and base synergism and can be massively produced easily.

Description

A kind of Solid Oxide Fuel Cell stainless steel double polar connector and manufacture method thereof
Technical field
The present invention relates to a kind of fuel battery connectors and surface modifying method thereof, specifically a kind of Solid Oxide Fuel Cell stainless steel double polar connector and manufacture method thereof, belong to field of fuel cell technology.
Background technology
Solid Oxide Fuel Cell (SOFC), due to its advantage such as clean, efficient, high-power, quiet, the apparatuss of transport such as distributed small power station, boats and ships/automobile is all with a wide range of applications.Solid Oxide Fuel Cell forms a monocell by anode, negative electrode and electrolyte, and the voltage of monocell is at below 1.0V.According to the power requirement of practical application, need monocell connector to connect to be combined into battery pile, meet the demand of electric current and voltage.Connector not only plays a part to distribute fuel gas and oxidant respectively to galvanic anode and cell cathode, also plays electrical conductivity and connects and heat transfer effect, is an important multifunctional module.As the bipolar connector of one of the key component of solid fuel cell, account for the whole 25%-45% of fuel cell pack cost and the 60%-80% of weight, directly decide the energy density of fuel cell, bulk density and cost.Traditional plate SOFCs working temperature is high, the conductivity ceramics LaCrO3 etc. of connector many employings Ca-Ti ore type.Along with low temperature (600 ~ 800 DEG C) development in anode support type planar SOFC s, metal alloy class material can be used as metallic interconnect materials.For the connectors such as the pottery that SOFC uses, metal_based material relative toughness is good, is easy to processing.With the chromium be usually used under hot conditions (Cr) base, nickel (Ni) base and cobalt (Co) base alloy, iron (Fe) base alloy material becomes the preferred material of intermediate temperature solid oxide fuel cell connector due to advantages such as cost is low, good processabilities.But in SOFC running environment, the high-temperature oxidation resistance of ferrous alloy is poor, the phenomenon that surface oxidation can cause surface conductivity sharply to reduce occurs, and then the contact resistance of increase and electrode material.In addition, iron is many forms the compound of high-valence state Cr containing Cr under SOFC environment, and the volatilization of this compound is the major reason causing cathode material to pollute with deposition.Thus, be improve its non-oxidizability and surface conductivity to the modifying surface of iron, and the important channel of reducing and avoiding Cr compound to volatilize.
Surface reforming layer for SOFCs connector mainly contains perovskite, spinel oxide layer, fluorite oxide layer and Pb-Zn deposits structure oxide etc.The metal connector surface modifying method being applied to SOFC at present mainly contains sol-gel, chemical/physical vapour deposition, plasma spraying etc.But said method is difficult to obtain fine and close surface reforming layer, for the further oxidation stoping connector alloy, slow down the scarce capacity that resistance rises and stops Cr element evaporation.On the other hand, the adhesion of modified layer and matrix is not enough, is easy to layering and peels off.Patent [CN103515628A] discloses a kind of method preparing Co-Mn spinelle modified layer on metal connector surface, be form multilayer film by differential of the arc deposition technique at matrix surface alternating deposit Co layer and Mn layer, then pre-oxidation form modified spinelle Co-Mn oxide skin(coating).
Summary of the invention
The present invention is directed to surface reforming layer set forth above fine and close not, stop connector to be oxidized further, slow down the scarce capacity of resistance rising and Cr element evaporation, and surface reforming layer and matrix in conjunction with hypodynamic problem, and a kind of Solid Oxide Fuel Cell stainless steel double polar of research and design connector.The technological means that the present invention adopts is as follows:
A kind of Solid Oxide Fuel Cell stainless steel double polar connector, comprise matrix and the surface reforming layer being arranged on matrix surface, the ferrite stainless steel of described matrix to be thickness be 0.3 ~ 3mm, in described ferritic stainless steel, the percentage by weight of chromium is 10 ~ 30%, described surface reforming layer to be thickness the be spinel structure alloyed oxide of 3 ~ 30 μm, the atomic ratio of described spinelle alloyed oxide is Co 1+xm 2-xo 4, wherein x is 0.1 ~ 1.0, and element M is one or both and above combination in copper, manganese, nickel, chromium.
A manufacture method for Solid Oxide Fuel Cell stainless steel double polar connector, comprises the following steps:
A. be placed on by ferrous alloy connector matrix in the electroplate liquid containing Co ion and M ion, carry out the electroplating processes of matrix surface metallic element, element M is one or both and above combination in copper, manganese, nickel, chromium;
B. the connector obtained in step a is positioned in heating furnace and carries out heated oxide process under air ambient.
Further, described step a treatment temperature is 30 ~ 80 DEG C, and first adopt alternating pulsing current to carry out matrix surface activation, the negative current density of activation process is 3 ~ 6A/dm 2, forward current density is 1 ~ 4A/dm 2, direct impulse time and negative-going pulse time are respectively 0.1 ~ 0.3ms and 0.2 ~ 0.5ms, and total soak time is 5 ~ 30min; After surface active, carry out pulse electrodeposition metal Co or Co-M alloy to matrix, forward current density is 1 ~ 8A/dm 2, negative current density is 1 ~ 5A/dm 2, the positive negative sense burst length, total sedimentation time was 5 ~ 40min than being 5:1 ~ 1:1.
Further, described electroplating solution is CoSO 4solution or CoSO 4with the mixed solution of the sulfate of metal M.
Further, described CoSO 4in solution, CoSO 4concentration be 0.01 ~ 2.00mol/L, HBO3 concentration be 0.05 ~ 3.00mol/L, C 12h 25naSO 4concentration is 0.001 ~ 1.000mol/L, and the pH value of electroplating solution controls between 1.0 ~ 6.0.
Further, described CoSO 4with the mixed solution of the sulfate of metal M, the concentration of the sulfate of M is 0.1 ~ 2mol/L, CoSO 4concentration is 0.01 ~ 1.50mol/L, HBO 3concentration is 0.05 ~ 3mol/L, C 12h 25naSO 4concentration is 0.001 ~ 1.000mol/L, and the pH value of electric depositing solution controls between 1.0 ~ 6.0.
Further, in described step b, the condition of oxidation processes is: heat 0.5-8h in 600 DEG C of-950 DEG C of air.
Compared with the prior art, a kind of Solid Oxide Fuel Cell stainless steel double polar connector of the present invention, the Co metal level adopting electrodeposition technology to prepare or Co-M alloy-layer can be covered in iron-based connector surface densely; By further high-temperature oxidation process, fine and close and that thickness the is controlled spinel structure alloyed oxide surface modification ferrous alloy connector containing cobalt more effectively can be obtained.The ferrous alloy connector of the surface modification manufactured by the present invention, is not only had excellent high-temperature oxidation resistance, and has good electron conduction.Invent the technical process related to simple, spinel oxide modified layer is combined closely with matrix, has excellent interface compatibility, can play the cooperative effect of modified layer and matrix, be easy to realize large-scale production.
Accompanying drawing explanation
Fig. 1 is the XRD figure of the Solid Oxide Fuel Cell stainless steel double polar connector of preparation of the present invention.
Wherein, abscissa is 2 θ, and unit is degree; Ordinate is diffracted intensity, and unit is a.u..It is the nickel cobalt oxide diffraction maximum of spinel structure in figure.
Embodiment
Below by embodiment, the invention will be further described, test method described in following embodiment, if no special instructions, is conventional method; Described reagent and material, if no special instructions, all can obtain from commercial channels.The XRD figure of the Solid Oxide Fuel Cell stainless steel double polar connector that the embodiment of the present invention obtains, as shown in Figure 1.
Embodiment 1
First 430 (containing Cr17%) corrosion resistant plate is cut into the sample being of a size of 2cm × 4cm × 0.1cm size before plating, surface stamps out gas flowfield; Dilution heat of sulfuric acid, acetone, alcohol etc. are adopted to clean to remove the impurity such as the organic substance on surface etc. and oxide layer to specimen surface successively.Sample through cleaning up adopts pulse current to activate sample surfaces, and the negative current density of activation process is 6A/dm 2, forward current density is 4A/dm 2, the positive negative sense burst length is respectively 0.1ms and 0.4ms, and total soak time is 5min.When sample is after surface active, then carry out pulse electrodeposition Co-Ni alloy-layer to sample, forward current density is 3A/dm 2negative current density is 2A/dm 2, positive negative sense burst length ratio is 1.5:1.0, and total electroplating time is 30min.The plating solution adopted is NiSO 4(0.27mol/L), HBO 3(0.24mol/L), CoSO 4(0.04mol/L), C 12h 25naO 4s (0.0014mol/L), the pH value of plating solution is 1.5.Bath temperature is 50 DEG C.After 430SS surface electrical deposition Co-Ni alloy, sample is put into tube furnace, is warming up to 750 DEG C in atmosphere, temperature retention time is 3h, and stove is cold.Surface can be obtained for spinel structure NiCo 2o 4the Solid Oxide Fuel Cell surface modification ferrous alloy connector of coating, surface modification layer thickness is 8 microns.
Embodiment 2
430 (containing Cr17%) stainless steel is made the sample of embodiment 1, cleaning process and activation process are with embodiment 1.When sample is after surface active, then carry out pulse electrodeposition Co-Cu alloy-layer to sample, forward current density is 2A/dm 2negative current density is 1A/dm 2, positive negative sense burst length ratio is 3.0:1.0, the pulse electrodeposition total time 45min of sample.Plating solution consists of CuSO 4(0.10mol/L), HBO 3(0.64mol/L), CoSO 4(1.20mol/L), C 12h 25naO 4s (0.03mol/L), the pH value of plating solution is adjusted to pH=3.0 by dilute sulfuric acid (4mol/L).Bath temperature is 70 DEG C.Tube furnace put into by 430 stainless steels after plating, is warming up to 930 DEG C in atmosphere, insulation 0.5h, can obtain surface for spinel structure CuCo 2o 4the Solid Oxide Fuel Cell surface modification ferrous alloy connector of coating.
Embodiment 3
Crofer22AU (containing Cr22%) stainless steel is made the sample of embodiment 1, cleaning process is with embodiment 1; The negative current density of activation process is 3A/dm 2, forward current density is 1A/dm 2, the positive negative sense burst length is respectively 0.2ms and 0.3ms, and total soak time is 25min.When sample is after surface active, then carry out pulse electrodeposition Co metal level to sample, forward current density is 1A/dm 2negative current density is 1A/dm 2, direct impulse time and negative-going pulse time scale are 3.0:1.0, and the pulse electrodeposition time of sample is 30min.Plating solution consists of CoSO 4(0.80mol/L), HBO 3(0.02mol/L), C 12h 25naO 4s (0.2mol/L), the pH value of plating solution is adjusted to pH=4.5 by dilute sulfuric acid (4mol/L).Bath temperature is 45 DEG C.Crofer22AU stainless steel after electro-deposition is put into box type furnace, is warming up to 750 DEG C in atmosphere, insulation 3h, surface can be obtained for spinel structure Co 3o 4the Solid Oxide Fuel Cell surface modification ferrous alloy connector of oxide modifying layer.
Embodiment 4
0Cr12 (containing Cr12%) stainless steel is made the sample of embodiment 1, cleaning process and embodiment 1 are together.The negative current density of activation process is 6A/dm 2, forward current density is 4A/dm 2, the positive negative sense burst length is respectively 0.4ms and 0.2ms, and total soak time is 10min.When sample is after surface active, then carry out pulse electrodeposition Co-Cr alloy-layer to sample, forward current density is 5A/dm 2negative current density is 5A/dm 2, direct impulse time and negative-going pulse time scale are 4.5:1.0, the pulse electrodeposition time 5min of sample.Plating solution consists of CrSO 4(0.10mol/L), HBO 3(1.80mol/L), CoSO 4(0.40mol/L), C 12h 25naO 4s (0.50mol/L), the pH value of plating solution is adjusted to pH=1.5 by dilute sulfuric acid (4mol/L).Bath temperature is 55 DEG C.Box type furnace put into by 0Cr12 stainless steel after electro-deposition, is warming up to 620 DEG C in atmosphere, insulation 8h, can obtain surface for spinel structure Co 1.8cr 1.2o 4the Solid Oxide Fuel Cell surface modification ferrous alloy connector of layer.
Embodiment 5
430 (containing Cr17%) stainless steel is made the sample of embodiment 1, cleaning process and embodiment 1 are together.The negative current density of activation process is 2A/dm 2, forward current density is 3A/dm 2, the positive negative sense burst length is respectively 0.1ms and 0.5ms, and total soak time is 10min.When sample is after surface active, then carry out pulse electrodeposition Co-Mn alloy-layer to sample, forward current density is 3A/dm 2negative current density is 1A/dm 2, direct impulse time and negative-going pulse time scale are 3.0:1.0, the pulse electrodeposition time 20min of sample.Plating solution consists of MnSO 4(0.3mol/L), HBO 3(0.02mol/L), CoSO 4(0.10mol/L), C 12h 25naO 4s (0.008mol/L), the pH value of plating solution is adjusted to pH=4.0 by dilute sulfuric acid.Bath temperature is 60 DEG C.After electro-deposition, sample is put into tube furnace, be warming up to 750 DEG C in atmosphere, insulation 1.5h, surface can be obtained for spinel structure Mn 1.5co 1.5o 4the Solid Oxide Fuel Cell surface modification ferrous alloy connector of oxide skin(coating).
The above; be only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.

Claims (7)

1. a Solid Oxide Fuel Cell stainless steel double polar connector, comprise matrix and the surface reforming layer being arranged on matrix surface, it is characterized in that: the ferrite stainless steel of described matrix to be thickness be 0.3 ~ 3mm, in described ferritic stainless steel, the percentage by weight of chromium is 10 ~ 30%, described surface reforming layer to be thickness the be spinel structure alloyed oxide of 3 ~ 30 μm, the atomic ratio of described spinelle alloyed oxide is Co 1+xm 2-xo 4, wherein x is 0.1 ~ 1.0, and element M is one or both and above combination in copper, manganese, nickel, chromium.
2. a manufacture method for Solid Oxide Fuel Cell stainless steel double polar connector, is characterized in that: the alloyed oxide adopting surface electrical deposit alloy layer-heated oxide two step method growth in situ spinelle, comprises the following steps:
A. be placed on by the matrix of ferrous alloy connector in the electroplating solution containing Co ion and M ion, carry out the electroplating processes of matrix surface metallic element, M ion is one or both and above combination in copper, manganese, nickel, chromium;
B. the connector obtained in step a is carried out heated oxide process under air ambient.
3. the manufacture method of Solid Oxide Fuel Cell stainless steel double polar connector according to claim 2, it is characterized in that: described step a treatment temperature is 30 ~ 80 DEG C, first adopt alternating pulsing current to carry out surface active to the collective in electroplating solution, the negative current density of activation process is 3 ~ 6A/dm 2, forward current density is 1 ~ 4A/dm 2, direct impulse time and negative-going pulse time are respectively 0.1 ~ 0.3ms and 0.2 ~ 0.5ms, and total soak time is 5 ~ 30min; After surface active, carry out pulse electrodeposition metal Co or Co-M alloy to matrix, forward current density is 1 ~ 8A/dm 2, negative current density is 1 ~ 5A/dm 2, the positive negative sense burst length, total sedimentation time was 5 ~ 40min than being 5:1 ~ 1:1.
4. the manufacture method of Solid Oxide Fuel Cell stainless steel double polar connector according to claim 3, is characterized in that: described electroplating solution is CoSO 4solution or CoSO 4with the mixed solution of the sulfate of metal M.
5. the manufacture method of Solid Oxide Fuel Cell stainless steel double polar connector according to claim 4, is characterized in that: described CoSO 4in solution, CoSO 4concentration be 0.01 ~ 2.00mol/L, HBO3 concentration be 0.05 ~ 3.00mol/L, C 12h 25naSO 4concentration is 0.001 ~ 1.000mol/L, and the pH value of electroplating solution controls between 1.0 ~ 6.0.
6. the manufacture method of Solid Oxide Fuel Cell stainless steel double polar connector according to claim 4, is characterized in that: described CoSO 4with the mixed solution of the sulfate of metal M, the concentration of the sulfate of M is 0.1 ~ 2mol/L, CoSO 4concentration is 0.01 ~ 1.50mol/L, HBO 3concentration is 0.05 ~ 3mol/L, C 12h 25naSO 4concentration is 0.001 ~ 1.000mol/L, and the pH value of electric depositing solution controls between 1.0 ~ 6.0.
7. the manufacture method of Solid Oxide Fuel Cell stainless steel double polar connector according to claim 2, is characterized in that: in described step b, the condition of oxidation processes is: heat 0.5-8h in 600 DEG C of-950 DEG C of air.
CN201410529092.2A 2014-10-09 2014-10-09 Solid oxide fuel cell stainless steel bipolar connector and manufacturing method thereof Pending CN104393315A (en)

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Cited By (9)

* Cited by examiner, † Cited by third party
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CN104821406A (en) * 2015-04-14 2015-08-05 中国科学院上海硅酸盐研究所 Batch preparation method of solid oxide fuel cell alloy connector cathode side coating
CN105132870A (en) * 2015-08-13 2015-12-09 江苏科技大学 Composite oxide coating with high temperature conductivity and preparation method thereof
CN105332029A (en) * 2015-10-28 2016-02-17 西安科技大学 Preparing method for electric-conduction and anti-corrosion cobalt and manganese spinel coating
CN107299324A (en) * 2017-06-08 2017-10-27 江苏科技大学 Spinelle/metal matrix composite materials and preparation method thereof
WO2019050301A1 (en) 2017-09-08 2019-03-14 Lg Chem, Ltd. Interconnect for a solid oxide fuel cell, its manufacturing method, and a solid oxide fuel cell
CN109473694A (en) * 2018-10-16 2019-03-15 中国科学院金属研究所 Solid oxide fuel cell stainless steel connector surface protection coating and its preparation
CN110184570A (en) * 2019-06-04 2019-08-30 哈尔滨工业大学（深圳） A kind of preparation method of solid-oxide fuel cell connector protective film
CN110249462A (en) * 2017-02-09 2019-09-17 杰富意钢铁株式会社 The substrate stainless steel plate and its manufacturing method of the partition steel plate of fuel cell
CN111593379A (en) * 2020-06-09 2020-08-28 南昌大学 Preparation of (Ni, Co, Cu) by electroplating method3O4Method for coating spinel and use thereof

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CN104821406A (en) * 2015-04-14 2015-08-05 中国科学院上海硅酸盐研究所 Batch preparation method of solid oxide fuel cell alloy connector cathode side coating
CN105132870A (en) * 2015-08-13 2015-12-09 江苏科技大学 Composite oxide coating with high temperature conductivity and preparation method thereof
CN105332029A (en) * 2015-10-28 2016-02-17 西安科技大学 Preparing method for electric-conduction and anti-corrosion cobalt and manganese spinel coating
US11380907B2 (en) 2017-02-09 2022-07-05 Jfe Steel Corporation Substrate stainless steel sheet for fuel cell separators and production method therefor
CN110249462A (en) * 2017-02-09 2019-09-17 杰富意钢铁株式会社 The substrate stainless steel plate and its manufacturing method of the partition steel plate of fuel cell
CN107299324A (en) * 2017-06-08 2017-10-27 江苏科技大学 Spinelle/metal matrix composite materials and preparation method thereof
WO2019050301A1 (en) 2017-09-08 2019-03-14 Lg Chem, Ltd. Interconnect for a solid oxide fuel cell, its manufacturing method, and a solid oxide fuel cell
CN111033841A (en) * 2017-09-08 2020-04-17 株式会社Lg化学 Interconnector for solid oxide fuel cell, method for producing interconnector, and solid oxide fuel cell
US11855309B2 (en) 2017-09-08 2023-12-26 Lg Chem, Ltd. Interconnect for a solid oxide fuel cell, its manufacturing method, and a solid oxide fuel cell
JP2020532074A (en) * 2017-09-08 2020-11-05 エルジー・ケム・リミテッド Connecting material for solid oxide fuel cell, its manufacturing method and solid oxide fuel cell
CN111033841B (en) * 2017-09-08 2023-07-28 株式会社Lg化学 Connector for solid oxide fuel cell, method for manufacturing the same, and solid oxide fuel cell
CN109473694A (en) * 2018-10-16 2019-03-15 中国科学院金属研究所 Solid oxide fuel cell stainless steel connector surface protection coating and its preparation
CN110184570A (en) * 2019-06-04 2019-08-30 哈尔滨工业大学（深圳） A kind of preparation method of solid-oxide fuel cell connector protective film
CN110184570B (en) * 2019-06-04 2021-11-23 哈尔滨工业大学（深圳） Preparation method of solid oxide fuel cell connector protective film
CN111593379A (en) * 2020-06-09 2020-08-28 南昌大学 Preparation of (Ni, Co, Cu) by electroplating method3O4Method for coating spinel and use thereof

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Application publication date: 20150304