JPS58131663A - Fused carbonate type fuel cell generating cell - Google Patents

Fused carbonate type fuel cell generating cell

Info

Publication number
JPS58131663A
JPS58131663A JP57014008A JP1400882A JPS58131663A JP S58131663 A JPS58131663 A JP S58131663A JP 57014008 A JP57014008 A JP 57014008A JP 1400882 A JP1400882 A JP 1400882A JP S58131663 A JPS58131663 A JP S58131663A
Authority
JP
Japan
Prior art keywords
fuel cell
power generation
cell
type fuel
cell power
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP57014008A
Other languages
Japanese (ja)
Inventor
Shogo Morimoto
森本　庄吾
Tetsuo Nakazawa
哲夫 中沢
Fumikatsu Kumada
熊田　文勝
Toshimi Sasaki
佐々木　敏美
Munehiko Tonami
戸波　宗彦
Masahito Takeuchi
将人 竹内
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP57014008A priority Critical patent/JPS58131663A/en
Publication of JPS58131663A publication Critical patent/JPS58131663A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H01M8/0204—Non-porous and characterised by the material
    • H01M8/0215—Glass; Ceramic materials
    • 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
    • H01M8/023—Porous and characterised by the material
    • H01M8/0232—Metals or alloys
    • 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
    • H01M8/023—Porous and characterised by the material
    • H01M8/0236—Glass; Ceramics; Cermets
    • 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
    • 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
    • H01M8/14—Fuel cells with fused electrolytes
    • H01M8/141—Fuel cells with fused electrolytes the anode and the cathode being gas-permeable electrodes or electrode layers
    • H01M8/142—Fuel cells with fused electrolytes the anode and the cathode being gas-permeable electrodes or electrode layers with matrix-supported or semi-solid matrix-reinforced electrolyte
    • 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
    • H01M8/14—Fuel cells with fused electrolytes
    • H01M2008/147—Fuel cells with molten carbonates
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2300/00—Electrolytes
    • H01M2300/0017—Non-aqueous electrolytes
    • H01M2300/0048—Molten electrolytes used at high temperature
    • H01M2300/0051—Carbonates
    • 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
    • H01M8/023—Porous and characterised by the material
    • H01M8/0241—Composites
    • H01M8/0245—Composites in the form of layered or coated products
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Fuel Cell (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【発明の詳細な説明】 本発明は溶−炭酸塩層燃料電池用発電セルに関するもの
である。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a power generation cell for a molten carbonate fuel cell.

従来、８１図に示すよりなＩ？！−炭酸塩型燃料電池ｔ
Ｉｌ成する各部材即ち、セパレータ１１電極板３、スペ
ーサ２及び電解質板４は１−々に製作され、運転時組合
せて使用に供されていた。Conventionally, I? ! -Carbonate fuel cell
Each of the constituent members, that is, the separator 11, the electrode plate 3, the spacer 2, and the electrolyte plate 4, was manufactured individually and used in combination during operation.

セパレータｌは、炭酸塩による腐食に強いステンレス鋼
板に反応ガスの流路となるｇ！隙ｔ−ＭＡ械的切削加工
や塑性加工にて形成することにより装作される。電極３
は金属粉末、主としてニッケル粉末を１　ｍ　／　ｍ前
後の厚さに成型後焼結してＭ拝される。更に電解質板４
には多孔質のセラミックスやセラきツクファイバーの成
型体が使用されていた。The separator l is a stainless steel plate that is resistant to corrosion by carbonates and serves as a flow path for the reaction gas g! The gap t-MA is formed by mechanical cutting or plastic working. Electrode 3
It is made by molding metal powder, mainly nickel powder, to a thickness of around 1 m/m and then sintering it. Furthermore, electrolyte plate 4
Molded bodies of porous ceramics and ceramic fibers were used.

この様にして製作した各部材を重ねて燃料電池を構成し
ていたが次に示す様な問題点がｂつた。A fuel cell was constructed by stacking the members manufactured in this manner, but the following problems arose.

（１）　　七パレータの加工に費用が嵩むと共に、形状
の制約がある。(1) Processing seven pallets is expensive and there are restrictions on the shape.

（ＩＤ　　各部の接触抵抗が大きく、その抵抗【小さく
する為の方策に多大の工夫と労力を要する。(ID) The contact resistance of each part is large, and it takes a great deal of effort and effort to reduce the resistance.

本発明の目的は＃融炭酸塩鳳燃料電池用発電セルを製作
するに轟って従来技術の問題点を改善するべくなされえ
もので、電池性能の優れた製品を提供することにある。The purpose of the present invention is to improve the problems of the prior art in manufacturing a power generating cell for a molten carbonate fuel cell, and to provide a product with excellent cell performance.

＃−炭戚塩蓋燃料電池用部材ｔ、ｉｉａ加工や粉本成形
にて製作するに当っては、プレス機の容量や形状の制約
がめシ、ガス流路設計上の制約となるため十分なる特性
ｔ−発揮し得なかった。#- When manufacturing parts for fuel cells using charcoal salt cover T, IIA processing or powder molding, constraints on the capacity and shape of the press become constraints on the design of the gas flow path, so it is sufficient. Characteristic t- could not be exhibited.

一方鋳物の利点は製作しようとする形状にとられれない
ところにめり、離点は寸法摺度が塑性加工品に比べて今
−歩というところにある。しかし最近のＩｌｌ！鋳造の
技術的進歩は兼足でメ）、場合によっては、塑性加工品
と遜色なくなっている。On the other hand, the advantage of casting is that it does not conform to the shape to be manufactured, and the dimensional smoothness of the casting is slightly lower than that of plastically worked products. However, recently Ill! Technological advances in casting have continued, and in some cases, casting has become as good as plastic processed products.

又状々が提供しようとする鋳物による方法に於てはＷｊ
ｔ解質板、電極板そのものを鋳物製作上では耐火物とし
ての役割を持九せているため、部品組み立て上の嵌合精
度は必要としない。In addition, in the case of the casting method that the situation is trying to provide, Wj
Since the electrolyte plate and the electrode plate themselves serve as refractories in the production of castings, fitting precision is not required when assembling parts.

以下、本発明の内容を具体的に説明する。Hereinafter, the content of the present invention will be specifically explained.

ｉｇｚ図は７リカ質のセラミックス５であり、高間直シ
リカｔ−原料としてスリップキャスト法により製作した
。突起部は断面積比で３０％、５０％になる様に千鳥状
に配置して娶る二樵類を用意した。The igz diagram shows a 7-liquid ceramic 5, which was manufactured by slip casting using Takamano silica t-raw material. Two lumberjacks were prepared by arranging the protrusions in a staggered manner so that the cross-sectional area ratio was 30% and 50%.

第３図は蓋属４Ｌ＜は金属化合物のｇ８Ｎ板６でめる。In FIG. 3, the lid 4L is fitted with a g8N plate 6 made of a metal compound.

これｔ′構成する金属体としては％　Ｎ　ｉ　１ｐｅ、
’ｉ’ｉそＯ他浴融塩燃料電池１ｍ成するマトリックス
材料で触媒作用を有する金属もしくは、金属化合物の粉
体を焼結したものでめｒしは利用出来る。The metal body composing this t' is %N i 1pe,
The matrix material for 1 m of bath molten salt fuel cells can be sintered with powder of a metal or metal compound having a catalytic action.

第４図はアルミナ質のボード７でＴｏ＃）繊維状アル建
ナボード４Ｌ＜は焼結によるアルミナ板も利用出来る。Fig. 4 shows an alumina board 7. For the fibrous aluminum board 4L, a sintered alumina board can also be used.

次いで上述の部品ｔｔａｓ図に示すように組立てセパレ
ータ部分をキャビティーとする射田成形金屋にセットし
、ろうｍを底盤した。符号８はワックスパターンでるる
。Next, as shown in the above-mentioned part ttas diagram, the assembled separator part was set in a molding metal shop with a cavity, and wax m was applied to the bottom plate. Code 8 is a wax pattern.

後は焼流し精密鋳造の一般の手段によりコーティング、
脱ろう、焼成、及び鋳込みｔ行い、完全一体となった部
品ｔ−製作し九。Afterwards, it is coated using the general method of investment casting precision casting.
Dewaxing, firing, and casting are performed to produce a completely integrated part.

ガス流路部に当るシリカ質セラミックスの除去には杉融
塩浸漬によろ溶出作業を実施した。To remove the siliceous ceramics in the gas flow path, filtration and elution work was carried out using cedar molten salt soaking.

溶出用ｆ＃融塩としては、ＫＯＨ，ＮａＯＨ。KOH and NaOH are used as f# molten salt for elution.

ＬｌｏＨの３種類の塩をこころみ九。Three types of salt from LloH.

全てガス流路部に轟る部分は所期の！ｌｉＪを得ること
が出来たが、Ｌｉ０Ｈｔ用いた場合は、リチウムドウピ
ングも除去と共に出来ることを見出した。All the roaring parts in the gas flow path are as expected! Although we were able to obtain liJ, we found that when Li0Ht was used, lithium doping could also be removed.

【図面の簡単な説明】[Brief explanation of drawings]

第１図は燃料ｗＬ池の各部品の断向図、第２〜４図は本
発明の燃料電池発電量ルの製造に用い九各部品の側面図
、第５図は本発明の発電セルの製造に用いた各部品の組
立て構造を示す側面図でるる。 ５・・・セラミックス、６・・・焼結板、７・・・ボー
ド、８第１図Figure 1 is a cross-sectional view of each part of the fuel cell, Figures 2 to 4 are side views of each part used in manufacturing the fuel cell power generating cell of the present invention, and Figure 5 is a side view of each part of the fuel cell of the present invention. A side view showing the assembly structure of each part used in manufacturing. 5...Ceramics, 6...Sintered plate, 7...Board, 8Figure 1

Claims (1)

【特許請求の範囲】 １、セパレータ部分を摺密−造法にて製作したことｔ−
特徴とする溶融炭酸塩層燃料電池発電セル。 ２　、　ｇ！Ｐｊｉ分はシリカ系セラミックス、電極部
分ＦｉＮｉ、Ｆｅ、Ｔｉの金属単体もしくは金属化合齋
の焼結体、電解質板部分はアルミナ系セラミックスで＃
４成された鋳ぐるみ鋳造品にょシ製作される特許請求の
範囲［１ｆＡｆ！載の溶−炭鐵塩鳳燃料電池発電セル。 ３−ｆｒＴｊＷ鋳造品ｋＫＯＨ，ＮａＯＨ，ＬｉＯＨ溶
液に＆潰し、シリカ糸セラミックスのみｔ−Ｓ出したこ
とを特徴とする特許請求の範囲第１項記載の！Ｍ炭酸塩
盟燃料電池発電セル。[Claims] 1. The separator portion is manufactured using a sealing method.
Characteristics of the molten carbonate layer fuel cell power generation cell. 2.g! The Pji part is made of silica-based ceramics, the electrode part is a sintered body of simple metals or metal compounds of FiNi, Fe, and Ti, and the electrolyte plate part is made of alumina-based ceramics.
4.Claims for producing cast toy products [1fAf! The melt-coal iron Shioho fuel cell power generation cell. 3-frTjW casting product kKOH, NaOH, LiOH solution & crushed, only the silica thread ceramics are t-Sed according to claim 1! M carbonate alliance fuel cell power generation cell.
JP57014008A 1982-01-29 1982-01-29 Fused carbonate type fuel cell generating cell Pending JPS58131663A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57014008A JPS58131663A (en) 1982-01-29 1982-01-29 Fused carbonate type fuel cell generating cell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57014008A JPS58131663A (en) 1982-01-29 1982-01-29 Fused carbonate type fuel cell generating cell

Publications (1)

Publication Number Publication Date
JPS58131663A true JPS58131663A (en) 1983-08-05

Family

ID=11849174

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57014008A Pending JPS58131663A (en) 1982-01-29 1982-01-29 Fused carbonate type fuel cell generating cell

Country Status (1)

Country Link
JP (1) JPS58131663A (en)

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